/* roulang page: index */
:root{
    --color-primary:#1A3A38;
    --color-accent:#00B892;
    --color-accent-soft:#DFF5EF;
    --color-bg:#F5F6F4;
    --color-surface:#FFFFFF;
    --color-dark-section:#122A28;
    --color-text:#1F2421;
    --color-text-secondary:#5C6668;
    --color-border:#E4E8E4;
    --radius-lg:20px;
    --radius-md:12px;
    --radius-sm:8px;
    --shadow-card:0 10px 30px rgba(16,26,24,.08);
    --shadow-soft:0 4px 18px rgba(16,26,24,.05);
    --font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    --space-section:96px;
    --space-card:28px;
    --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:var(--font-family);
    background:var(--color-bg);
    color:var(--color-text);
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
    padding-top:var(--header-h);
}
img{max-width:100%;display:block;border:0}
a{color:var(--color-accent);text-decoration:none;transition:color .22s ease,border-color .22s ease,background .22s ease}
a:hover{color:#008A73}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:750;line-height:1.3;color:var(--color-text)}
h1{font-weight:800;letter-spacing:-.02em}
h3,h4{font-weight:700}
p{margin:0 0 1rem}
ul,ol{margin:0 0 1rem}
small{font-size:.85rem}
input:focus,textarea:focus,select:focus,button:focus{outline:none}
:focus-visible{
    outline:3px solid rgba(0,184,146,.45);
    outline-offset:2px;
}
.grid-container{
    max-width:1280px;
    padding-left:24px;
    padding-right:24px;
}
.grid-container.wide{max-width:1400px}
section{position:relative}
.hide{
    display:none !important;
}
/* Foundation override */
body{line-height:unset;color:inherit}
.grid-margin-x>.cell{
    margin-bottom:.2rem;
}
.grid-margin-x, .grid-x{
    margin-left:0;
    margin-right:0;
}
@media (min-width:64em){
    .grid-margin-x>.cell{
        margin-left:-6px;
        margin-right:-6px;
    }
}
/* ---------- Header ---------- */
.site-header{
    position:fixed;
    top:0;
    left:0;
    right:0;
    z-index:100;
    height:var(--header-h);
    background:rgba(255,255,255,.9);
    -webkit-backdrop-filter:saturate(180%) blur(14px);
    backdrop-filter:saturate(180%) blur(14px);
    border-bottom:1px solid var(--color-border);
    transition:box-shadow .2s ease;
}
.site-header.scrolled{
    box-shadow:0 8px 30px rgba(16,26,24,.06);
}
.header-inner{
    max-width:1320px;
    margin:0 auto;
    padding:0 24px;
    height:var(--header-h);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
}
.brand{
    display:flex;
    align-items:center;
    gap:10px;
    min-width:max-content;
}
.brand__mark{
    width:36px;
    height:36px;
    border-radius:11px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:var(--color-primary);
    color:#fff;
    overflow:hidden;
}
.brand__mark svg{width:22px;height:22px;display:block}
.brand__name{
    font-size:19px;
    font-weight:800;
    letter-spacing:-.01em;
    color:var(--color-text);
    white-space:nowrap;
}
.nav-menu{
    display:flex;
    align-items:center;
    gap:6px;
    transition:opacity .2s;
}
.nav-menu__link{
    position:relative;
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 15px;
    border-radius:999px;
    font-weight:600;
    font-size:15px;
    color:var(--color-text-secondary);
    white-space:nowrap;
    transition:background .2s,color .2s,box-shadow .2s;
}
.nav-menu__link:hover{
    color:var(--color-accent);
    background:var(--color-accent-soft);
}
.nav-menu__link.is-active{
    color:var(--color-primary);
    background:rgba(26,58,56,.06);
}
.nav-menu__link.is-active::after{
    content:"";
    position:absolute;
    bottom:-2px;
    left:50%;
    transform:translateX(-50%);
    width:20px;
    height:3px;
    border-radius:99px;
    background:var(--color-accent);
}
.header-actions{
    display:flex;
    align-items:center;
    gap:8px;
    margin-left:auto;
}
.header-search{
    position:relative;
    display:flex;
    align-items:center;
}
.header-search svg{
    position:absolute;
    left:13px;
    top:50%;
    width:15px;
    height:15px;
    color:#849093;
    transform:translateY(-50%);
    pointer-events:none;
}
.header-search input{
    width:168px;
    height:38px;
    border-radius:999px;
    border:1px solid var(--color-border);
    background:var(--color-bg);
    padding:0 14px 0 36px;
    font-size:13px;
    transition:width .25s ease,border-color .2s,box-shadow .2s;
    appearance:none;
}
.header-search input:focus{
    width:188px;
    border-color:var(--color-accent);
    box-shadow:0 0 0 4px rgba(0,184,146,.12);
    outline:none;
    background:#fff;
}
.header-entry{
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 12px;
    font-weight:600;
    font-size:14px;
    color:var(--color-text-secondary);
    border-radius:999px;
}
.header-entry:hover{
    color:var(--color-accent);
    background:var(--color-accent-soft);
}
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    border-radius:999px;
    font-weight:600;
    font-size:15px;
    line-height:1;
    height:48px;
    padding:0 28px;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
}
.btn:active{transform:translateY(0)}
.btn--accent{
    background:var(--color-accent);
    color:#fff;
    box-shadow:0 8px 18px rgba(0,184,146,.3);
}
.btn--accent:hover{
    background:#008F77;
    color:#fff;
    transform:translateY(-2px);
    box-shadow:0 12px 26px rgba(0,184,146,.28);
}
.btn--outline{
    background:transparent;
    border-color:var(--color-primary);
    color:var(--color-primary);
}
.btn--outline:hover{
    background:var(--color-accent-soft);
    border-color:var(--color-accent);
    color:var(--color-accent);
    transform:translateY(-2px);
}
.btn--white{
    background:#fff;
    color:var(--color-primary);
}
.btn--white:hover{
    background:var(--color-accent-soft);
    color:var(--color-accent);
}
.btn--slim{
    height:38px;
    padding:0 20px;
    font-size:14px;
}
.header-cta{
    min-width:max-content;
}
.mobile-menu-btn{
    width:40px;
    height:40px;
    border-radius:10px;
    background:transparent;
    border:1px solid var(--color-border);
    display:none;
    align-items:center;
    justify-content:center;
    cursor:pointer;
}
.mobile-menu-btn span,
.mobile-menu-btn span::before,
.mobile-menu-btn span::after{
    content:"";
    display:block;
    width:18px;
    height:2px;
    background:var(--color-text);
    border-radius:2px;
    position:relative;
    transition:transform .2s,opacity .2s;
}
.mobile-menu-btn span::before{position:absolute;top:-6px;left:0}
.mobile-menu-btn span::after{position:absolute;top:6px;left:0}
.site-header.menu-open .mobile-menu-btn span{background:transparent}
.site-header.menu-open .mobile-menu-btn span::before{top:0;transform:rotate(45deg)}
.site-header.menu-open .mobile-menu-btn span::after{top:0;transform:rotate(-45deg)}
/* ---------- Hero ---------- */
.hero{
    position:relative;
    background:
        radial-gradient(circle at 82% 8%,rgba(0,184,146,.08),transparent 30%),
        radial-gradient(circle at 2% 92%,rgba(26,58,56,.05),transparent 26%),
        linear-gradient(180deg,#FBFCFA 0%,var(--color-bg) 100%);
    padding:92px 0 80px;
    overflow:hidden;
}
.hero::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:radial-gradient(rgba(26,58,56,.13) 1.2px,transparent 1.4px);
    background-size:26px 26px;
    opacity:.35;
    pointer-events:none;
}
.hero .grid-container{
    position:relative;
    z-index:2;
}
.hero-content{
    padding-right:18px;
}
.eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    font-weight:600;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--color-accent);
    background:var(--color-accent-soft);
    border-radius:999px;
    padding:6px 14px;
    margin-bottom:22px;
}
.eyebrow--dark{
    background:rgba(255,255,255,.08);
    color:#7DE0C7;
}
.hero-title{
    font-size:clamp(42px,6.4vw,70px);
    line-height:1.12;
    letter-spacing:-.03em;
    color:var(--color-text);
    margin-bottom:22px;
}
.hero-title .text-accent{
    color:var(--color-accent);
}
.hero-lead{
    color:var(--color-text-secondary);
    font-size:18px;
    line-height:1.9;
    margin:0 0 26px;
    max-width:560px;
}
.hero-actions{
    display:flex;
    gap:14px;
    flex-wrap:wrap;
    margin-bottom:34px;
}
.text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--color-accent);
    font-weight:600;
    font-size:15px;
    transition:gap .2s;
}
.text-link i{font-style:normal;transition:transform .2s;display:inline-block}
.text-link:hover{
    gap:10px;
    color:#008A73;
}
.hero-meta{
    display:flex;
    align-items:center;
    gap:18px;
    flex-wrap:wrap;
    color:var(--color-text-secondary);
    font-size:13px;
    border-top:1px solid var(--color-border);
    padding-top:22px;
}
.hero-meta span{
    display:inline-flex;
    align-items:center;
    gap:6px;
}
.hero-meta i{color:var(--color-accent);font-style:normal}
.hero-visual{
    position:relative;
}
.hero-visual__frame{
    position:relative;
    margin-left:auto;
    border-radius:var(--radius-lg);
    overflow:hidden;
    box-shadow:0 25px 70px rgba(16,26,24,.14);
    background:var(--color-dark-section);
    height:0;
    padding-top:92%;
    max-width:420px;
}
.hero-visual__frame img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    transform:scale(1.01);
    transition:transform 2s ease;
}
.hero-visual:hover .hero-visual__frame img{
    transform:scale(1.08);
}
.hero-float{
    position:absolute;
    left:-38px;
    bottom:36px;
    max-width:270px;
    background:rgba(255,255,255,.9);
    border:1px solid rgba(255,255,255,.8);
    border-radius:16px;
    padding:16px 18px;
    box-shadow:0 18px 48px rgba(16,26,24,.16);
    backdrop-filter:blur(8px);
    -webkit-backdrop-filter:blur(8px);
}
.hero-float .float-title{
    font-weight:800;
    font-size:26px;
    color:var(--color-primary);
    letter-spacing:-.02em;
    margin-bottom:4px;
}
.hero-float .float-caption{
    font-size:13px;
    color:var(--color-text-secondary);
    line-height:1.5;
}
:-webkit-any(.hero-float){animation:floatY 4s ease-in-out infinite}
@keyframes floatY{
    0%,100%{transform:translateY(0)}
    50%{transform:translateY(-14px)}
}
/* ---------- Section common ---------- */
.page-section{
    padding:var(--space-section) 0;
}
.page-section--small{
    padding:60px 0;
}
.section-head{
    margin-bottom:52px;
}
.section-head.has-link{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    flex-wrap:wrap;
}
.section-head__title{
    font-size:clamp(30px,4.5vw,46px);
    font-weight:760;
    letter-spacing:-.02em;
    line-height:1.25;
}
.section-head__lead{
    margin-top:10px;
    color:var(--color-text-secondary);
    font-size:16px;
    max-width:600px;
}
.section-link{
    font-weight:600;
    display:inline-flex;
    gap:8px;
    align-items:center;
    white-space:nowrap;
}
.section-link i{transition:transform .2s;font-style:normal}
.section-link:hover i{transform:translateX(4px)}
/* ---------- Services ---------- */
.services-section{
    background:var(--color-surface);
}
.services-layout{
    display:grid;
    grid-template-columns:minmax(300px,1fr) 2fr;
    gap:72px;
    align-items:start;
}
.services-aside{
    position:sticky;
    top:110px;
    padding-right:20px;
}
.services-aside .eyebrow{
    margin-bottom:18px;
}
.services-aside h2{
    font-size:clamp(30px,3.6vw,42px);
    margin-bottom:16px;
    letter-spacing:-.02em;
}
.services-aside p{
    color:var(--color-text-secondary);
    font-size:16px;
    margin-bottom:22px;
}
.service-list{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
}
.service-card{
    position:relative;
    background:var(--color-surface);
    border:1px solid var(--color-border);
    border-radius:var(--radius-lg);
    padding:var(--space-card);
    overflow:hidden;
    transition:transform .3s ease,box-shadow .3s ease,border-color .3s;
}
.service-card::before{
    content:"";
    position:absolute;
    top:0;
    left:32px;
    right:32px;
    height:3px;
    background:linear-gradient(90deg,var(--color-accent),transparent);
    border-radius:0 0 18px 18px;
}
.service-card:nth-child(2)::before{
    background:linear-gradient(90deg,var(--color-primary),transparent);
}
.service-card:nth-child(3)::before{
    background:linear-gradient(90deg,#F3A76F,transparent);
}
.service-card:nth-child(4)::before{
    background:linear-gradient(90deg,var(--color-accent),var(--color-primary),transparent);
}
.service-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-card);
    border-color:rgba(0,184,146,.3);
}
.service-card__icon{
    width:48px;
    height:48px;
    border-radius:15px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:var(--color-accent-soft);
    color:var(--color-accent);
    font-size:20px;
    margin-bottom:22px;
}
.service-card__title{
    font-size:20px;
    margin-bottom:12px;
}
.service-card__desc{
    color:var(--color-text-secondary);
    font-size:15px;
    line-height:1.75;
    margin-bottom:18px;
}
.service-card__more{
    font-size:14px;
    color:var(--color-accent);
    font-weight:600;
    display:inline-flex;
    gap:6px;
    align-items:center;
}
.service-card__more i{
    font-style:normal;
    transition:transform .2s;
}
.service-card:hover .service-card__more i{
    transform:translateX(4px);
}
/* ---------- Stats ---------- */
.stats-section{
    background:var(--color-dark-section);
    overflow:hidden;
    padding:78px 0;
}
.stats-section::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
    background-size:52px 52px;
    pointer-events:none;
}
.stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:28px;
    position:relative;
    z-index:2;
}
.stat-item{
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.14);
    border-radius:18px;
    padding:34px 24px;
    text-align:left;
    transition:background .3s;
}
.stat-item:hover{
    background:rgba(255,255,255,.09);
}
.stat-value{
    display:block;
    font-size:52px;
    font-weight:800;
    letter-spacing:-.03em;
    color:#fff;
    line-height:1.2;
}
.stat-value sup{
    font-size:24px;
    color:var(--color-accent);
    font-weight:700;
    margin-left:2px;
    top:-.5em;
}
.stat-label{
    display:block;
    margin-top:10px;
    color:#A9C6C0;
    font-size:14px;
    letter-spacing:.02em;
}
/* ---------- Cases ---------- */
.cases-section{
    background:var(--color-surface);
}
.cases-wrap{
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:28px;
    margin-top:44px;
}
.case-main{
    position:relative;
    border-radius:var(--radius-lg);
    overflow:hidden;
    min-height:480px;
    display:flex;
    align-items:flex-end;
    text-decoration:none;
    background:var(--color-dark-section);
    box-shadow:var(--shadow-soft);
}
.case-main img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .7s ease;
}
.case-main:hover img{
    transform:scale(1.05);
}
.case-main::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(18,26,26,0) 22%,rgba(8,18,17,.92) 100%);
    pointer-events:none;
}
.case-main__content{
    position:relative;
    z-index:2;
    padding:38px;
    color:#fff;
    width:100%;
}
.case-tag{
    display:inline-block;
    background:rgba(0,184,146,.95);
    color:#fff;
    font-size:12px;
    letter-spacing:.03em;
    border-radius:999px;
    padding:5px 13px;
    font-weight:600;
    margin-bottom:18px;
}
.case-main h3{
    color:#fff;
    font-size:26px;
    margin-bottom:8px;
}
.case-list{
    display:flex;
    flex-direction:column;
    gap:28px;
}
.case-small{
    display:grid;
    grid-template-columns:140px 1fr;
    align-items:center;
    gap:18px;
    background:var(--color-bg);
    border:1px solid var(--color-border);
    border-radius:var(--radius-lg);
    padding:16px;
    overflow:hidden;
    transition:transform .3s,box-shadow .3s,border-color .3s;
}
.case-small:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-card);
    border-color:rgba(0,184,146,.25);
}
.case-small__media{
    width:140px;
    height:104px;
    border-radius:14px;
    overflow:hidden;
    background:var(--color-dark-section);
}
.case-small__media img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .5s;
}
.case-small:hover .case-small__media img{
    transform:scale(1.1);
}
.case-small__content h4{
    font-size:17px;
    margin-bottom:4px;
    line-height:1.4;
}
.case-small__content p{
    color:var(--color-text-secondary);
    font-size:13px;
    line-height:1.7;
    margin-bottom:8px;
}
.case-small__link{
    color:var(--color-accent);
    font-size:13px;
    font-weight:600;
    display:inline-flex;
    align-items:center;
    gap:5px;
}
/* ---------- Solutions ---------- */
.solutions-section{
    background:var(--color-bg);
}
.solution-row{
    display:grid;
    grid-template-columns:1.1fr 1fr;
    gap:76px;
    align-items:center;
    margin-bottom:70px;
}
.solution-row:last-child{
    margin-bottom:0;
}
.solution-media{
    position:relative;
    border-radius:var(--radius-lg);
    overflow:hidden;
    height:360px;
    background:var(--color-dark-section);
    box-shadow:0 20px 44px rgba(16,26,24,.13);
}
.solution-media img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .8s ease;
}
.solution-row:hover .solution-media img{
    transform:scale(1.045);
}
.solution-media::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(120deg,rgba(18,42,41,.18),transparent 46%);
    pointer-events:none;
}
.solution-eyebrow{
    font-size:13px;
    font-weight:700;
    color:var(--color-accent);
    letter-spacing:.02em;
    text-transform:uppercase;
    margin-bottom:12px;
}
.solution-content h3{
    font-size:clamp(26px,3.6vw,36px);
    margin-bottom:14px;
    letter-spacing:-.02em;
}
.solution-content p{
    color:var(--color-text-secondary);
    margin-bottom:22px;
    max-width:520px;
}
.solution-tags{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-bottom:28px;
}
.solution-tags span{
    background:#fff;
    border:1px solid var(--color-border);
    color:var(--color-text-secondary);
    font-size:13px;
    border-radius:999px;
    padding:4px 13px;
}
.solution-row:nth-child(even) .solution-media{
    order:2;
}
.solution-row:nth-child(even) .solution-content{
    order:1;
}
/* ---------- News / CMS ---------- */
.news-section{
    background:var(--color-surface);
}
.news-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:28px;
    margin-top:44px;
}
.news-card{
    border-radius:var(--radius-lg);
    background:var(--color-surface);
    border:1px solid var(--color-border);
    overflow:hidden;
    display:flex;
    flex-direction:column;
    transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.news-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-card);
    border-color:rgba(0,184,146,.3);
}
.news-card__body{
    padding:12px 26px 24px;
    display:flex;
    flex-direction:column;
    flex:1;
}
.news-card__category{
    font-size:12px;
    letter-spacing:.03em;
    color:var(--color-accent);
    background:var(--color-accent-soft);
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    width:max-content;
    padding:4px 11px;
    margin-bottom:14px;
    font-weight:600;
}
.news-card__title{
    font-size:19px;
    line-height:1.45;
    margin-bottom:8px;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.news-card__excerpt{
    color:var(--color-text-secondary);
    font-size:14px;
    margin-bottom:16px;
    flex:1;
    display:-webkit-box;
    -webkit-line-clamp:3;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.news-card__bottom{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:8px;
    font-size:13px;
    color:var(--color-text-secondary);
}
.news-card__bottom time{}
.news-card__bottom a{
    font-size:14px;
    font-weight:600;
    color:var(--color-accent);
    white-space:nowrap;
}
.news-card__bottom a i{
    font-style:normal;
    display:inline-block;
    transition:transform .2s;
}
.news-card__bottom a:hover i{transform:translateX(3px)}
.empty-state{
    grid-column:1/-1;
    text-align:center;
    background:var(--color-bg);
    border:1px solid var(--color-border);
    border-radius:var(--radius-lg);
    padding:58px 24px;
    color:var(--color-text-secondary);
}
.empty-state i{
    display:block;
    font-size:32px;
    color:var(--color-accent);
    margin-bottom:10px;
}
/* ---------- FAQ ---------- */
.faq-section{
    background:var(--color-bg);
}
.faq-wrap{
    max-width:920px;
    margin:0 auto;
}
.faq-item{
    border-bottom:1px solid var(--color-border);
    background:#fff;
    border-left:1px solid var(--color-border);
    border-right:1px solid var(--color-border);
}
.faq-item:first-child{
    border-top:1px solid var(--color-border);
    border-radius:16px 16px 0 0;
}
.faq-item:last-child{
    border-radius:0 0 16px 16px;
    margin-bottom:20px;
}
.faq-item + .faq-item{
    border-top:none;
}
.faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:18px;
    padding:20px 24px;
    background:transparent;
    border:none;
    color:var(--color-text);
    text-align:left;
    font-weight:700;
    font-size:17px;
    cursor:pointer;
    transition:background .22s;
}
.faq-q:hover{
    background:var(--color-accent-soft);
}
.faq-q .faq-arrow{
    width:28px;
    height:28px;
    border-radius:50%;
    color:var(--color-accent);
    background:var(--color-accent-soft);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:15px;
    flex-shrink:0;
    transition:transform .25s;
    font-style:normal;
}
.faq-item.is-open .faq-q{
    background:var(--color-accent-soft);
}
.faq-item.is-open .faq-arrow{
    transform:rotate(45deg);
}
.faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .25s ease,padding .25s;
    padding:0 24px;
    color:var(--color-text-secondary);
    font-size:15px;
    line-height:1.9;
}
.faq-item.is-open .faq-a{
    max-height:520px;
    padding-bottom:22px;
}
/* ---------- CTA / Contact ---------- */
.cta-section{
    background:var(--color-primary);
    overflow:hidden;
}
.cta-box{
    border-radius:26px;
    background:#fff;
    padding:54px 60px;
    display:grid;
    grid-template-columns:1fr .8fr;
    gap:56px;
    align-items:center;
    box-shadow:0 30px 70px rgba(8,16,16,.12);
}
.cta-box h2{
    font-size:clamp(26px,3.6vw,40px);
    color:var(--color-primary);
    letter-spacing:-.02em;
    margin-bottom:14px;
}
.cta-box p{
    color:var(--color-text-secondary);
    margin:0;
}
.cta-actions{
    display:flex;
    gap:14px;
    flex-wrap:wrap;
    justify-content:flex-end;
}
/* contact form */
.contact-section{
    background:var(--color-primary);
    padding-top:56px;
    padding-bottom:96px;
}
.contact-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:64px;
    align-items:center;
}
.contact-copy h2{
    color:#fff;
    font-size:clamp(28px,4vw,42px);
    margin-bottom:16px;
    letter-spacing:-.02em;
}
.contact-copy p{
    color:rgba(255,255,255,.78);
    margin-bottom:26px;
}
.contact-benefit{
    display:grid;
    gap:16px;
    margin-top:10px;
}
.contact-benefit-item{
    display:flex;
    align-items:center;
    gap:12px;
    color:rgba(255,255,255,.9);
    font-size:15px;
}
.contact-benefit-item i{
    color:var(--color-accent);
    font-size:18px;
}
.contact-form-card{
    background:var(--color-surface);
    border-radius:24px;
    padding:38px;
    box-shadow:0 26px 70px rgba(6,14,14,.25);
}
.contact-form-group{
    margin-bottom:18px;
}
.contact-form-group label{
    display:block;
    font-weight:600;
    font-size:14px;
    margin-bottom:6px;
    color:var(--color-text);
}
.contact-form-group input,
.contact-form-group select,
.contact-form-group textarea{
    width:100%;
    border:1px solid var(--color-border);
    background:var(--color-bg);
    border-radius:var(--radius-md);
    height:48px;
    padding:0 16px;
    font-size:15px;
    transition:border-color .2s,box-shadow .2s,background .2s;
}
.contact-form-group textarea{
    height:100px;
    padding-top:12px;
    resize:vertical;
}
.contact-form-group input:focus,
.contact-form-group select:focus,
.contact-form-group textarea:focus{
    border-color:var(--color-accent);
    box-shadow:0 0 0 4px rgba(0,184,146,.12);
    background:#fff;
}
.form-success{
    font-size:14px;
    color:var(--color-accent);
    font-weight:600;
    display:none;
    margin-top:14px;
}
.contact-form-card .btn{
    width:100%;
    margin-top:4px;
}
.form-note{
    font-size:12px;
    color:var(--color-text-secondary);
    text-align:center;
    margin-top:14px;
    line-height:1.6;
}
/* ---------- Footer ---------- */
.site-footer{
    background:var(--color-dark-section);
    color:#9FB6B2;
    padding-top:70px;
    padding-bottom:28px;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1fr;
    gap:48px;
    margin-bottom:52px;
}
.footer-brand{
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:18px;
}
.footer-brand__name{
    color:#fff;
    font-size:20px;
    font-weight:800;
    letter-spacing:-.02em;
}
.footer-brand__icon{
    background:rgba(255,255,255,.1);
    color:#fff;
    width:36px;
    height:36px;
    border-radius:10px;
    display:flex;
    align-items:center;
    justify-content:center;
}
.footer-desc{
    color:#8AA6A1;
    line-height:1.8;
    font-size:14px;
    max-width:330px;
}
.footer-title{
    color:rgba(255,255,255,.85);
    font-size:15px;
    margin-bottom:14px;
    font-weight:700;
}
.footer-links{
    list-style:none;
    padding:0;
    margin:0;
    display:grid;
    gap:10px;
}
.footer-links a{
    color:#8AA6A1;
    font-size:14px;
    transition:color .2s;
}
.footer-links a:hover{
    color:var(--color-accent);
    padding-left:4px;
}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding-top:24px;
    display:flex;
    justify-content:space-between;
    gap:14px;
    flex-wrap:wrap;
    color:#72918D;
    font-size:13px;
}
.footer-bottom a{
    color:#88B7A8;
}
.footer-bottom a:hover{color:#fff}
/* ---------- reveal ---------- */
.reveal{
    opacity:1;
    transform:none;
}
html.js .reveal{
    opacity:0;
    transform:translateY(18px);
    transition:opacity .6s ease-out,transform .6s ease-out;
}
html.js .reveal.is-visible{
    opacity:1;
    transform:none;
}
@media (max-width:1024px){
    :root{
        --space-section:64px;
    }
    .site-header{
        height:64px;
    }
    body{
        padding-top:64px;
    }
    .header-inner{
        height:64px;
    }
    .nav-menu{
        position:absolute;
        top:64px;
        left:16px;
        right:16px;
        flex-direction:column;
        align-items:stretch;
        background:var(--color-surface);
        border:1px solid var(--color-border);
        border-radius:18px;
        box-shadow:0 18px 36px rgba(16,26,24,.14);
        padding:16px;
        gap:4px;
        opacity:0;
        visibility:hidden;
        transform:translateY(-8px);
        transition:opacity .22s,transform .22s,visibility .22s;
        z-index:10;
        max-height:80vh;
        overflow-y:auto;
    }
    .site-header.menu-open .nav-menu{
        opacity:1;
        visibility:visible;
        transform:none;
    }
    .nav-menu__link{
        width:100%;
        border-radius:12px;
        justify-content:flex-start;
        padding:10px 16px;
        height:auto;
        font-size:15px;
    }
    .nav-menu__link.is-active::after{
        left:18px;
        transform:none;
        width:8px;
        top:50%;
        height:8px;
        border-radius:50%;
    }
    .header-actions{
        gap:4px;
        margin-left:auto;
    }
    .header-entry{
        display:none;
    }
    .header-search{
        display:none;
    }
    .site-header.menu-open .header-search{
        display:flex;
        position:absolute;
        top:64px;
        left:16px;
        right:16px;
        background:var(--color-surface);
        padding:12px;
        z-index:11;
        border-radius:0 0 18px 18px;
        box-shadow:0 18px 36px rgba(16,26,24,.12);
        margin:0;
    }
    .site-header.menu-open .header-search input{
        width:100%;
    }
    .site-header.menu-open .header-search input:focus{
        width:100%;
    }
    .mobile-menu-btn{
        display:flex;
    }
    .hero{
        padding:64px 0 52px;
    }
    .hero-title{
        font-size:34px;
    }
    .hero-content{
        margin-bottom:56px;
    }
    .hero-visual__frame{
        max-width:420px;
    }
    .services-layout{
        grid-template-columns:1fr;
        gap:40px;
    }
    .services-aside{
        position:static;
        padding-right:0;
    }
    .service-list{
        grid-template-columns:1fr 1fr;
    }
    .stats-grid{
        grid-template-columns:1fr 1fr;
    }
    .cases-wrap{
        grid-template-columns:1fr;
    }
    .solution-row{
        grid-template-columns:1fr;
        gap:36px;
    }
    .solution-row:nth-child(even) .solution-media{
        order:0;
    }
    .solution-row:nth-child(even) .solution-content{
        order:0;
    }
    .cta-box{
        padding:40px 32px;
        grid-template-columns:1fr;
        gap:32px;
    }
    .contact-grid{
        grid-template-columns:1fr;
        gap:44px;
    }
    .footer-grid{
        grid-template-columns:1fr 1fr;
        gap:32px;
    }
}
@media (max-width:768px){
    .service-list{
        grid-template-columns:1fr;
    }
    .news-grid{
        grid-template-columns:1fr;
    }
    .stats-grid{
        gap:16px;
    }
    .stat-value{
        font-size:40px;
    }
    .stat-item{
        padding:26px 18px;
    }
    .cases-wrap{
        gap:22px;
    }
    .case-main{
        min-height:360px;
    }
    .case-main__content{
        padding:22px;
    }
    .case-list{
        gap:16px;
    }
    .case-small{
        grid-template-columns:116px 1fr;
        padding:12px;
    }
    .case-small__media{
        width:116px;
        height:96px;
    }
    .cta-actions{
        justify-content:flex-start;
    }
    .footer-grid{
        grid-template-columns:1fr 1fr;
        gap:26px;
    }
}
@media (max-width:520px){
    .header-inner{
        padding:0 14px;
        gap:10px;
    }
    .brand__name{
        font-size:17px;
    }
    .header-cta .btn{
        display:inline-flex;
        width:36px;
        height:36px;
        padding:0;
        justify-content:center;
        font-size:0;
        border-radius:50%;
    }
    .header-cta .btn::after{
        content:"+";
        font-size:22px;
        line-height:1;
        font-weight:600;
    }
    .btn--slim{
        height:36px;
        padding:0;
        min-width:36px;
    }
    .hero-title{
        font-size:31px;
    }
    .hero-actions .btn{
        width:100%;
    }
    .hero-meta{
        gap:12px;
    }
    .hero-float{
        left:16px;
        right:16px;
        max-width:none;
        bottom:16px;
    }
    .page-section{
        padding:48px 0;
    }
    .section-head__title{
        font-size:25px;
    }
    .stats-grid{
        grid-template-columns:1fr 1fr;
        gap:14px;
    }
    .stat-item{
        padding:20px 16px;
        border-radius:16px;
    }
    .stat-value{
        font-size:32px;
    }
    .stat-label{
        font-size:12px;
    }
    .solution-media{
        height:240px;
    }
    .contact-form-card{
        padding:22px 16px;
    }
    .cta-box{
        padding:30px 20px;
    }
    .footer-grid{
        grid-template-columns:1fr;
        gap:24px;
    }
    .footer-bottom{
        flex-direction:column;
    }
}

/* roulang page: category1 */
/* ===== 设计令牌 ===== */
        :root{
            --color-primary:#1A3A38;
            --color-accent:#00B892;
            --color-accent-soft:#DFF5EF;
            --color-bg:#F5F6F4;
            --color-surface:#FFFFFF;
            --color-dark-section:#122A28;
            --color-text:#1F2421;
            --color-text-secondary:#5C6668;
            --color-border:#E4E8E4;
            --radius-lg:20px;
            --radius-sm:12px;
            --radius-pill:999px;
            --shadow-card:0 2px 10px rgba(16,26,24,.04);
            --shadow-hover:0 14px 36px rgba(16,26,24,.09);
            --space-section:96px;
            --space-section-mobile:60px;
            --container-max:1240px;
            --nav-h:72px;
        }

        /* ===== 基础 Reset ===== */
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
        html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
        body{
            background-color:var(--color-bg);
            color:var(--color-text);
            font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
            font-size:16px;
            line-height:1.85;
            font-weight:400;
            -webkit-font-smoothing:antialiased;
        }
        img{max-width:100%;height:auto;display:block;}
        a{color:inherit;text-decoration:none;transition:color .25s ease,background-color .25s ease,border-color .25s ease,box-shadow .25s ease;}
        button{font-family:inherit;cursor:pointer;border:none;background:none;}
        input,select,textarea{font-family:inherit;font-size:1rem;transition:border-color .2s ease,box-shadow .2s ease;}
        ul,ol{margin:0;padding:0;list-style:none;}
        figure{margin:0;}
        .clearfix::before,.clearfix::after{content:"";display:table;}
        .clearfix::after{clear:both;}

        /* 滚动条 */
        ::-webkit-scrollbar{width:10px;height:10px;}
        ::-webkit-scrollbar-track{background:var(--color-bg);}
        ::-webkit-scrollbar-thumb{background:#C2CDC8;border-radius:6px;border:2px solid var(--color-bg);}
        ::-webkit-scrollbar-thumb:hover{background:var(--color-primary);}

        /* ===== 容器 ===== */
        .container{
            max-width:var(--container-max);
            margin:0 auto;
            padding-inline:24px;
        }
        @media(max-width:480px){
            .container{padding-inline:18px;}
        }

        /* ===== 通用区块标题 ===== */
        .section-header{
            max-width:780px;
            margin-bottom:48px;
        }
        .section-header__eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            font-size:14px;
            font-weight:600;
            color:var(--color-accent);
            letter-spacing:.02em;
            background:var(--color-accent-soft);
            padding:6px 14px;
            border-radius:var(--radius-pill);
        }
        .section-header__center{margin-left:auto;margin-right:auto;text-align:center;}
        .section-header__center .section-header__eyebrow{justify-content:center;}
        .section-header__title{
            font-size:clamp(30px,4.5vw,42px);
            line-height:1.25;
            font-weight:750;
            margin:16px 0 0;
            letter-spacing:-.5px;
            color:var(--color-text);
        }
        .section-header__desc{
            font-size:17px;
            color:var(--color-text-secondary);
            margin-top:16px;
            line-height:1.8;
        }

        /* ===== 按钮系统 ===== */
        .btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:8px;
            height:50px;
            padding:0 32px;
            border-radius:var(--radius-pill);
            font-size:15px;
            font-weight:600;
            white-space:nowrap;
            transition:transform .25s ease,background-color .25s ease,color .25s ease,box-shadow .25s ease,border-color .25s ease;
            line-height:1;
        }
        .btn-primary{background:var(--color-accent);color:#fff;}
        .btn-primary:hover{background:#008A73;color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,184,146,.28);}
        .btn-primary:active{transform:translateY(0);box-shadow:none;}
        .btn-outline{
            background:transparent;
            color:var(--color-primary);
            border:1.5px solid rgba(26,58,56,.3);
        }
        .btn-outline:hover{background:var(--color-accent-soft);border-color:var(--color-accent);color:var(--color-primary);}
        .btn-outline:active{transform:translateY(0);}
        .btn-lg{height:56px;padding:0 42px;font-size:16px;}
        .btn-dark{background:var(--color-primary);color:#fff;}
        .btn-dark:hover{background:#274E4B;color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(26,58,56,.25);}
        .btn-block{width:100%;}

        /* ===== 链接态 ===== */
        .link-more{
            display:inline-flex;
            align-items:center;
            gap:6px;
            font-size:15px;
            font-weight:600;
            color:var(--color-primary);
        }
        .link-more i{transition:transform .25s ease;font-size:12px;}
        .link-more:hover{color:var(--color-accent);}
        .link-more:hover i{transform:translateX(5px);}
        a.anchor-link{
            color:var(--color-accent);
            text-decoration:underline;
            text-underline-offset:3px;
            text-decoration-color:rgba(0,184,146,.35);
        }
        a.anchor-link:hover{color:#008A73;text-decoration-color:#008A73;}

        /* ===== 导航 ===== */
        .site-header{
            position:fixed;
            top:0;left:0;right:0;
            z-index:999;
            height:var(--nav-h);
            background:rgba(255,255,255,.92);
            backdrop-filter:saturate(180%) blur(14px);
            -webkit-backdrop-filter:saturate(180%) blur(14px);
            border-bottom:1px solid var(--color-border);
        }
        .site-header .container{
            height:100%;
            display:flex;
            align-items:center;
            justify-content:space-between;
        }
        .header-left{
            display:flex;
            align-items:center;
        }
        .header-logo{
            display:flex;
            align-items:center;
            gap:10px;
            font-size:18px;
            font-weight:700;
            color:var(--color-primary);
            margin-right:40px;
            letter-spacing:-.2px;
        }
        .header-logo__icon{
            width:34px;height:34px;
            background:var(--color-primary);
            border-radius:10px;
            display:flex;
            align-items:center;
            justify-content:center;
            color:#fff;
            flex-shrink:0;
        }
        .header-logo__icon svg{width:20px;height:20px;display:block;}
        .nav-menu{
            display:flex;
            gap:30px;
            align-items:center;
        }
        .nav-menu__link{
            position:relative;
            font-size:15px;
            font-weight:500;
            color:var(--color-text-secondary);
            padding:6px 0;
            line-height:1.3;
        }
        .nav-menu__link::after{
            content:"";
            position:absolute;
            left:0;right:100%;
            bottom:-2px;
            height:2px;
            background:var(--color-accent);
            border-radius:2px;
            transition:right .3s ease;
        }
        .nav-menu__link:hover{color:var(--color-accent);}
        .nav-menu__link:hover::after{right:0;}
        .nav-menu__link.is-active{
            color:var(--color-primary);
            font-weight:600;
        }
        .nav-menu__link.is-active::after{
            right:0;
            background:var(--color-accent);
        }
        .header-right{
            display:flex;
            align-items:center;
            gap:16px;
        }
        .header-search{
            display:flex;
            align-items:center;
            background:var(--color-bg);
            border-radius:var(--radius-pill);
            height:40px;
            padding:0 14px;
            width:210px;
            border:1px solid transparent;
            transition:border-color .25s ease,box-shadow .25s ease;
        }
        .header-search i{color:var(--color-text-secondary);font-size:14px;margin-right:8px;}
        .header-search input{
            background:transparent;
            border:none;
            outline:none;
            font-size:13px;
            width:100%;
            color:var(--color-text);
        }
        .header-search input::placeholder{color:#99A39E;}
        .header-search:focus-within{border-color:var(--color-accent);box-shadow:0 0 0 4px rgba(0,184,146,.1);}
        .header-login{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            font-size:14px;
            font-weight:600;
            color:var(--color-primary);
        }
        .header-login:hover{color:var(--color-accent);}
        .header-cta{
            height:42px;
            padding:0 22px;
            background:var(--color-accent);
            color:#fff;
            border-radius:var(--radius-pill);
            font-size:14px;
            font-weight:600;
            display:inline-flex;
            align-items:center;
            gap:6px;
            transition:transform .25s ease,background-color .25s ease;
        }
        .header-cta:hover{background:#008A73;color:#fff;transform:translateY(-1px);}
        .nav-toggle{
            display:none;
            width:42px;height:42px;
            align-items:center;
            justify-content:center;
        }
        .nav-toggle i{font-size:20px;color:var(--color-primary);}

        /* 移动导航抽屉 */
        .mobile-menu{
            display:none;
            position:fixed;
            top:var(--nav-h);
            left:0;right:0;
            background:#fff;
            z-index:998;
            padding:18px 0 26px;
            box-shadow:0 18px 30px rgba(16,26,24,.12);
            border-bottom:1px solid var(--color-border);
        }
        .mobile-menu.open{display:flex;}
        .mobile-menu__inner{
            display:flex;
            flex-direction:column;
            gap:2px;
            width:100%;
        }
        .mobile-menu .mobile-menu__link{
            padding:14px 24px;
            font-size:16px;
            font-weight:500;
            color:var(--color-text-secondary);
            border-radius:6px;
        }
        .mobile-menu .mobile-menu__link.is-active{background:var(--color-accent-soft);color:var(--color-primary);font-weight:600;}
        .mobile-menu__cta-row{padding:12px 24px 0;display:flex;gap:10px;flex-direction:column;}
        .mobile-menu__cta-row .btn{width:100%;}

        /* ===== 首页 Hero（分类页专用简洁 Hero） ===== */
        .category-hero{
            padding-top:calc(var(--nav-h) + 40px);
            padding-bottom:64px;
            background:
                radial-gradient(ellipse 55% 60% at 18% 38%,rgba(0,184,146,.05),transparent 60%),
                radial-gradient(ellipse 45% 50% at 85% 20%,#DFF5EF 0%,rgba(223,245,239,.5) 45%,transparent 62%);
            border-bottom:1px solid var(--color-border);
        }
        .category-hero .breadcrumb{
            font-size:14px;
            color:var(--color-text-secondary);
            display:flex;
            align-items:center;
            gap:6px;
            margin-bottom:40px;
            flex-wrap:wrap;
        }
        .breadcrumb a{color:var(--color-text-secondary);}
        .breadcrumb a:hover{color:var(--color-accent);}
        .breadcrumb .sep{color:#A6AEAA;}
        .breadcrumb .current{color:var(--color-primary);font-weight:600;}
        .category-hero__grid{
            display:grid;
            grid-template-columns:1.1fr .9fr;
            gap:60px;
            align-items:center;
        }
        .category-hero__eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            font-size:14px;
            color:var(--color-accent);
            font-weight:600;
            background:var(--color-accent-soft);
            border-radius:var(--radius-pill);
            padding:6px 16px;
        }
        .category-hero__title{
            font-size:clamp(36px,5vw,52px);
            font-weight:800;
            line-height:1.2;
            letter-spacing:-1px;
            color:var(--color-text);
            margin-top:22px;
        }
        .category-hero__title em{
            font-style:normal;
            color:var(--color-accent);
        }
        .category-hero__lead{
            font-size:17px;
            color:var(--color-text-secondary);
            margin:20px 0 32px;
            max-width:560px;
        }
        .category-hero__actions{
            display:flex;
            gap:16px;
            flex-wrap:wrap;
        }
        .category-hero__trust{
            display:flex;
            gap:36px;
            margin-top:44px;
            flex-wrap:wrap;
        }
        .trust-item__number{
            font-size:26px;
            font-weight:800;
            color:var(--color-primary);
            line-height:1.2;
        }
        .trust-item__label{
            font-size:13px;
            color:var(--color-text-secondary);
            margin-top:4px;
        }
        .category-hero__visual{
            border-radius:24px;
            overflow:hidden;
            background:var(--color-primary);
            position:relative;
            min-height:420px;
            box-shadow:var(--shadow-hover);
            display:flex;
            align-items:center;
            justify-content:center;
        }
        .category-hero__visual img{
            object-fit:cover;
            width:100%;
            height:100%;
            opacity:.85;
            position:absolute;
            inset:0;
            width:100%;height:100%;
        }
        .visual-ov{
            position:absolute;
            left:20%;
            right:12%;
            bottom:16%;
            background:rgba(255,255,255,.96);
            backdrop-filter:blur(8px);
        }
        .visual-badge{
            position:absolute;
            top:20px;
            left:20px;
            background:rgba(18,42,40,.88);
            color:#fff;
            padding:8px 15px;
            border-radius:999px;
            font-size:13px;
            font-weight:500;
            letter-spacing:.02em;
            display:flex;
            align-items:center;
            gap:8px;
            backdrop-filter:blur(6px);
        }
        .visual-badge i{color:var(--color-accent);}

        /* ===== 徽章/标签 ===== */
        .badge{
            display:inline-block;
            font-size:13px;
            line-height:1;
            padding:4px 10px;
            border-radius:4px;
            background:var(--color-accent-soft);
            color:var(--color-primary);
            font-weight:500;
            vertical-align:middle;
        }
        .badge-dark{
            background:var(--color-primary);
            color:#fff;
        }
        .badge-outline{
            background:transparent;
            border:1px solid var(--color-border);
            color:var(--color-text-secondary);
        }

        /* ===== 服务卡 / 模块 ===== */
        .section-block{padding:96px 0;}
        .section-block.bg-surface{background-color:#fff;}
        .section-block.bg-soft{background-color:var(--color-bg);}

        .feature-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:24px;
        }
        .feature-card{
            background:#fff;
            border:1px solid var(--color-border);
            border-radius:var(--radius-lg);
            padding:30px 30px 26px;
            transition:box-shadow .3s ease,transform .3s ease;
        }
        .feature-card:hover{
            box-shadow:var(--shadow-hover);
            transform:translateY(-4px);
        }
        .feature-card__icon{
            width:52px;height:52px;
            background:var(--color-accent-soft);
            border-radius:14px;
            display:flex;
            align-items:center;
            justify-content:center;
            color:var(--color-primary);
            margin-bottom:20px;
            font-size:22px;
        }
        .feature-card__icon.sm-gold{background:#FAF3D9;color:#8A6C1F;}
        .feature-card h3{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:8px;}
        .feature-card p{font-size:14px;color:var(--color-text-secondary);line-height:1.8;margin:0;}
        .feature-card .more{
            margin-top:16px;
            display:inline-flex;
            align-items:center;
            gap:4px;
            font-size:14px;
            font-weight:600;
            color:var(--color-primary);
        }
        .feature-card .more i{font-size:11px;transition:transform .2s;}
        .feature-card .more:hover{color:var(--color-accent);}
        .feature-card .more:hover i{transform:translateX(4px);}

        /* ===== 深色数据区 ===== */
        .stats-dark{
            background:var(--color-dark-section);
            border-radius:var(--radius-lg);
            padding:56px 44px;
            margin-top:48px;
            display:grid;
            grid-template-columns:1.2fr repeat(3,1fr);
            gap:32px;
            align-items:center;
        }
        .stats-dark__lead{
            color:#fff;
            font-size:20px;
            font-weight:600;
            line-height:1.5;
            border-left:3px solid var(--color-accent);
            padding-left:20px;
        }
        .stats-dark__lead p{margin:0;font-size:14px;font-weight:400;color:#92A8A4;margin-top:8px;line-height:1.6;}
        .stats-dark__item{
            background:rgba(255,255,255,.04);
            border-radius:16px;
            padding:24px 20px;
            text-align:center;
            border:1px solid rgba(255,255,255,.06);
        }
        .stats-dark__item .num{
            display:block;
            font-size:44px;
            font-weight:800;
            color:#fff;
            line-height:1.1;
            letter-spacing:-1px;
        }
        .stats-dark__item .label{
            display:block;
            font-size:14px;
            color:#8AA6A1;
            margin-top:8px;
        }

        /* ===== 图文交错（方案区） ===== */
        .alternate-row{
            display:grid;
            grid-template-columns:1fr 1fr;
            gap:64px;
            align-items:center;
            margin-bottom:80px;
        }
        .alternate-row:last-child{margin-bottom:0;}
        .alternate-row__media{
            border-radius:24px;
            overflow:hidden;
            background:var(--color-bg);
            box-shadow:var(--shadow-card);
            line-height:0;
        }
        .alternate-row__media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .5s ease;}
        .alternate-row__media:hover img{transform:scale(1.03);}
        .alternate-row__kicker{font-size:13px;font-weight:700;color:var(--color-accent);letter-spacing:.06em;text-transform:opacity;}
        .alternate-row h3{font-size:clamp(22px,2.6vw,30px);font-weight:750;line-height:1.3;color:var(--color-text);margin:12px 0 16px;letter-spacing:-.3px;}
        .alternate-row .body-text{color:var(--color-text-secondary);font-size:16px;line-height:1.9;margin-bottom:20px;}
        .alt-features{
            display:flex;
            gap:12px;
            flex-wrap:wrap;
            margin-top:20px;
            margin-bottom:24px;
        }
        .alt-features span{
            background:var(--color-accent-soft);
            color:var(--color-primary);
            font-size:13px;
            font-weight:500;
            border-radius:6px;
            padding:5px 12px;
            line-height:1.6;
        }

        /* ===== 案例卡 ===== */
        .case-grid{
            display:grid;
            grid-template-columns:1.2fr 1fr;
            gap:24px;
        }
        .case-feature{
            background:var(--color-primary);
            border-radius:20px;
            overflow:hidden;
            position:relative;
            min-height:360px;
            display:flex;
            align-items:flex-end;
        }
        .case-feature img, .case-card img{
            object-fit:cover;
            transition:transform .5s ease;
            width:100%;
        }
        .case-feature:hover img, .case-card:hover img{transform:scale(1.05);}
        .case-feature__content{
            position:relative;
            z-index:2;
            padding:28px;
            color:#fff;
        }
        .case-feature::after{
            content:"";
            position:absolute;
            inset:0;
            background:linear-gradient(180deg,transparent 40%,rgba(12,28,26,.85) 100%);
        }
        .case-feature .main-title{font-size:22px;font-weight:700;line-height:1.4;margin:6px 0 4px;}
        .case-feature p{font-size:14px;margin:0;opacity:.9;}
        .case-card{
            background:#fff;
            border-radius:20px;
            overflow:hidden;
            width:100%;
            display:block;
            border:1px solid var(--color-border);
            transition:box-shadow .3s ease,transform .3s ease;
        }
        .case-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);}
        .case-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
        .case-card__body{padding:20px 20px 24px;}
        .case-card__body h4{font-size:17px;font-weight:700;line-height:1.45;margin-bottom:8px;}

        /* ===== FAQ ===== */
        .faq-list{
            max-width:920px;
            margin:0 auto;
        }
        .faq-item{
            border-bottom:1px solid var(--color-border);
            padding:24px 0;
        }
        .faq-item:first-child{border-top:1px solid var(--color-border);}
        .faq-item summary{
            cursor:pointer;
            display:flex;
            justify-content:space-between;
            align-items:center;
            gap:20px;
            font-size:17px;
            font-weight:600;
            color:var(--color-text);
            list-style:none;
        }
        .faq-item summary::-webkit-details-marker{display:none;}
        .faq-item summary::after{
            content:"\f078";
            font-family:"Font Awesome 6 Free";
            font-weight:900;
            font-size:14px;
            color:var(--color-accent);
            transition:transform .3s ease;
        }
        .faq-item[open] summary::after{transform:rotate(180deg);}
        .faq-item summary:hover{color:var(--color-primary);}
        .faq-answer{
            padding-top:15px;
            color:var(--color-text-secondary);
            line-height:1.85;
            font-size:15px;
        }

        /* ===== CTA ===== */
        .cta-band{
            background:var(--color-primary);
        }
        .cta-inner{
            padding:72px 56px;
            border-radius:24px;
            background:var(--color-surface);
            text-align:center;
            border:1px solid var(--color-border);
        }
        .cta-actions{
            display:flex;
            justify-content:center;
            gap:18px;
            margin-top:34px;
            flex-wrap:wrap;
        }
        .cta-contact{
            background:var(--color-surface);
            overflow:hidden;
        }
        .cta-grid{
            grid-template-columns:1fr 1fr;
            display:grid;
            gap:56px;
        }
        .cta-contact__left{
            background:var(--color-dark-section);
            padding:52px 48px;
            border-radius:0;
        }
        .cta-contact__left h2{color:#fff;}
        .cta-contact__body{ color:#BBD0CB; }
        .contact-form-wrap{padding:52px 48px;}
        .form-item{margin-bottom:22px;}
        .form-item label{
            font-size:14px;
            font-weight:600;
            color:var(--color-text);
            display:block;
            margin-bottom:6px;
        }
        .form-item input, .form-item textarea, .form-item select{
            width:100%;
            height:48px;
            border-radius:12px;
            border:1px solid var(--color-border);
            padding:0 14px;
            background:#fff;
            color:var(--color-text);
            font-size:15px;
            outline:none;
            transition:border-color .25s ease,box-shadow .25s ease;
        }
        textarea.form-textarea{
            height:128px;
            padding-top:14px;
            resize:vertical;
        }
        .form-item input:focus, .form-item textarea:focus, .form-item select:focus{
            border-color:var(--color-accent);
            box-shadow:0 0 0 4px rgba(0,184,146,.13);
        }
        .form-item input::placeholder, .form-item textarea::placeholder{color:#9DAAA5;}

        /* ===== 页脚 ===== */
        .site-footer{
            background:var(--color-dark-section);
            color:#C3D3CF;
            padding:64px 0 16px;
        }
        .footer-grid{
            display:grid;
            grid-template-columns:1.6fr 1fr 1fr 1fr;
            gap:48px;
            margin-bottom:48px;
        }
        .footer-brand{
            display:flex;
            align-items:center;
            gap:10px;
            margin-bottom:12px;
        }
        .footer-brand__icon{
            width:34px;height:34px;
            background:var(--color-accent);
            border-radius:10px;
            display:flex;
            align-items:center;
            justify-content:center;
            color:#fff;
        }
        .footer-brand__icon svg{width:18px;height:18px;}
        .footer-brand__name{
            font-size:20px;
            font-weight:800;
            color:#fff;
            letter-spacing:-.2px;
        }
        .footer-desc{
            font-size:14px;
            line-height:1.8;
            color:#8AA6A1;
            max-width:280px;
            margin-top:16px;
        }
        .footer-title{
            font-size:15px;
            font-weight:700;
            color:#fff;
            margin-bottom:18px;
        }
        .footer-links li{
            margin-bottom:4px;
        }
        .footer-links a{
            color:#BDCEC9;
            font-size:14px;
            line-height:1.9;
            transition:color .25s ease;
        }
        .footer-links a:hover{color:var(--color-accent),}
        .footer-links a:hover{color:var(--color-accent);}
        .footer-bottom{
            border-top:1px solid rgba(255,255,255,.08);
            padding-top:22px;
            display:flex;
            justify-content:space-between;
            gap:16px;
            font-size:13px;
            color:#73918C;
            flex-wrap:wrap;
        }

        /* ===== 流程步骤 ===== */
        .steps-list{
            display:grid;
            grid-template-columns:repeat(4,1fr);
            gap:22px;
        }
        .step-card{
            background:#fff;
            border-radius:16px;
            padding:28px 24px;
            position:relative;
            border:1px solid var(--color-border);
            transition:box-shadow .3s ease;
        }
        .step-card:hover{box-shadow:var(--shadow-hover);}
        .step-card__num{
            font-size:36px;
            display:flex;
            align-items:center;
            color:var(--color-primary);
            width:52px;height:52px;
            background:var(--color-accent-soft);
            border-radius:50%;
            justify-content:center;
            font-weight:800;
            margin-bottom:16px;
        }
        .step-card h3{font-size:16px;font-weight:700;line-height:1.4;margin-bottom:6px;color:var(--color-text);}
        .step-card p{margin:0;color:var(--color-text-secondary);font-size:14px;line-height:1.85;}
        .arrow-step{position:absolute;right:-14px;top:45%;z-index:1;color:var(--color-border);}
        .step-card{position:relative;}
        .step-card:not(:last-child)::after{
            content:"\f054";
            font-family:"Font Awesome 6 Free";
            font-weight:900;
            color:#CBD6D0;
            position:absolute;
            right:-12px;
            top:50%;
            transform:translateY(-50%);
            z-index:2;
        }

        /* ===== 客户/场景案例等小模块 ===== */
        .role-chip {
            display: inline-block;
            background: var(--color-accent-soft);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            padding: 5px 14px;
            margin-right: 6px;
        }
        .divide{background:var(--color-border);height:1px;max-width:1000px;margin:36px auto;}
        .text-muted{color:var(--color-text-secondary);}

        /* ===== 响应式 ===== */
        @media(max-width:1024px){
            .category-hero__grid{grid-template-columns:1fr;gap:40px;}
            .category-hero__visual{min-height:260px;}
            .category-hero__trust{gap:20px;}
            .feature-grid{grid-template-columns:repeat(2,1fr);}
            .alternate-row{gap:40px;grid-template-columns:1fr;}
            .alternate-row:nth-child(2n){direction:ltr;}
            .alternate-row .alternate-row__media{order:none;}
            .steps-list{grid-template-columns:repeat(2,1fr);}
            .stats-dark{grid-template-columns:repeat(2,1fr);}
            .stats-dark__lead{grid-column:1/-1;}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
            .nav-menu{display:none;}
            .nav-toggle{display:flex;}
            .header-search{width:130px;}
            .case-grid{grid-template-columns:1fr;}
            .cta-grid{grid-template-columns:1fr;gap:0px;}
        }
        @media(max-width:768px){
            .section-block{padding:60px 0;}
            .category-hero{background:none;padding-top:calc(var(--nav-h) + 30px);padding-bottom:36px;}
            .category-hero__title{font-size:32px;}
            .hero-visual-overlay{display:none;}
            .feature-grid{grid-template-columns:1fr;}
            .steps-list{grid-template-columns:1fr;}
            .case-card img,.case-feature img{aspect-ratio:16/10;}
            .contact-form-wrap{padding:40px 22px;}
            .cta-inner{padding:40px 20px;}
        }
        @media(max-width:520px){
            .footer-botgap{flex-direction:column;align-items:center;}
            .stats-dark{grid-template-columns:1fr;padding:32px 22px;}
            .hero-actions,.category-hero__actions{flex-direction:column;width:100%;}
            .hero-actions .btn,.category-hero__actions .btn{width:100%;justify-content:center;}
            .header-logo{margin-right:0;}
            .header-logo__icon{display:none;}
            .header-search{display:none;}
            .header-right .header-login{display:none;}
        }
        @media (max-width:1024px) and (min-width:521px){
            .header-logo{margin-right:20px;font-size:16px;}
        }

        /* 通用字体辅助 */
        .fa-arrow-right{line-height:inherit;}

/* roulang page: article */
:root {
            --color-primary: #1A3A38;
            --color-primary-deep: #122A28;
            --color-accent: #00B892;
            --color-accent-dark: #008A73;
            --color-accent-soft: #DFF5EF;
            --color-bg: #F5F6F4;
            --color-surface: #FFFFFF;
            --color-dark-section: #122A28;
            --color-text: #1F2421;
            --color-text-secondary: #5C6668;
            --color-border: #E4E8E4;
            --radius-large: 20px;
            --radius-medium: 12px;
            --shadow-card: 0 10px 30px rgba(16, 26, 24, .08);
            --font-main: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            --transition: .25s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--color-bg);
            color: var(--color-text);
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.85;
            -webkit-font-smoothing: antialiased;
            padding-top: 72px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--color-accent-dark);
            text-decoration: none;
            transition: color var(--transition), opacity var(--transition), transform var(--transition);
        }

        a:hover {
            color: var(--color-accent-dark);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: 14px;
            outline: none;
        }

        .site-container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 72px;
            z-index: 1000;
            background: rgba(255, 255, 255, .92);
            -webkit-backdrop-filter: saturate(180%) blur(14px);
            backdrop-filter: saturate(180%) blur(14px);
            border-bottom: 1px solid var(--color-border);
        }

        .header-inner {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-text);
            flex-shrink: 0;
        }

        .site-logo__mark {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--color-primary);
            color: #fff;
        }

        .site-logo__text {
            font-size: 17px;
            font-weight: 700;
            letter-spacing: .5px;
            color: var(--color-primary);
        }

        .site-logo:hover .site-logo__text {
            color: var(--color-accent-dark);
        }

        .nav-menu {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .nav-menu__link {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 999px;
            text-decoration: none;
            transition: background var(--transition), color var(--transition);
        }

        .nav-menu__link:hover {
            color: var(--color-accent-dark);
            background: var(--color-accent-soft);
        }

        .nav-menu__link.is-active {
            color: var(--color-primary);
            background: var(--color-accent-soft);
            font-weight: 600;
        }

        .nav-menu__link.is-active::after {
            content: "";
            display: block;
            height: 2px;
            width: 18px;
            margin: 3px auto 0;
            border-radius: 2px;
            background: var(--color-accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--color-bg);
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 0 14px;
            height: 38px;
            width: 168px;
            color: var(--color-text-secondary);
            transition: border-color var(--transition), width var(--transition);
        }

        .header-search:focus-within {
            border-color: var(--color-accent);
            width: 190px;
            background: #fff;
        }

        .header-search input {
            border: 0;
            background: transparent;
            width: 100%;
            color: var(--color-text);
            font-size: 13px;
        }

        .header-search input::placeholder {
            color: #8d989a;
        }

        .header-login {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .header-login:hover {
            color: var(--color-accent-dark);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            height: 40px;
            padding: 0 20px;
            border-radius: 999px;
            background: var(--color-accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            border: 0;
            cursor: pointer;
            text-decoration: none;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }

        .header-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(0, 184, 146, .24);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            color: var(--color-primary);
            border-radius: 12px;
            font-size: 18px;
            cursor: pointer;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 26px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            border: 0;
            cursor: pointer;
            text-decoration: none;
            transition: all var(--transition);
        }

        .btn--accent {
            background: var(--color-accent);
            color: #fff;
        }

        .btn--accent:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(0, 184, 146, .2);
        }

        .btn--ghost {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn--ghost:hover {
            background: var(--color-accent-soft);
            color: var(--color-primary);
            border-color: var(--color-accent-dark);
        }

        .btn--large {
            height: 52px;
            padding: 0 32px;
            font-size: 16px;
        }

        .article-hero {
            position: relative;
            overflow: hidden;
            padding: 64px 0 56px;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }

        .article-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: .07;
        }

        .article-hero .site-container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: var(--color-text-secondary);
        }

        .breadcrumb a:hover {
            color: var(--color-accent-dark);
        }

        .breadcrumb span {
            color: var(--color-text);
        }

        .breadcrumb i {
            font-size: 10px;
            color: #9aa5a3;
        }

        .article-heading {
            max-width: 920px;
        }

        .article-heading__kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-accent-dark);
            background: var(--color-accent-soft);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            margin: 0 0 18px;
        }

        .article-heading__title {
            margin: 0 0 18px;
            font-size: clamp(28px, 5vw, 40px);
            line-height: 1.35;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--color-text);
            max-width: 900px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
        }

        .article-meta a {
            color: var(--color-primary);
            font-weight: 500;
        }

        .article-meta a:hover {
            color: var(--color-accent-dark);
        }

        .article-meta .meta-dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: #B8C0BE;
            display: block;
        }

        .article-body-section {
            padding: 64px 0 24px;
        }

        .article-card {
            max-width: 880px;
            margin: 0 auto;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: clamp(26px, 5vw, 56px);
            box-shadow: 0 2px 12px rgba(16, 26, 24, .03);
        }

        .post-richtext {
            font-size: 17px;
            line-height: 2;
            color: #24302e;
            word-break: break-word;
        }

        .post-richtext p {
            margin-top: 0;
            margin-bottom: 26px;
        }

        .post-richtext h2 {
            font-size: 26px;
            font-weight: 750;
            color: var(--color-primary);
            margin: 42px 0 18px;
            line-height: 1.4;
        }

        .post-richtext h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 34px 0 14px;
            line-height: 1.5;
        }

        .post-richtext a {
            color: var(--color-accent-dark);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: rgba(0, 184, 146, .35);
        }

        .post-richtext ul,
        .post-richtext ol {
            margin: 0 0 28px;
            padding-left: 22px;
        }

        .post-richtext li {
            margin-bottom: 10px;
        }

        .post-richtext blockquote {
            margin: 32px 0;
            padding: 18px 24px;
            border-left: 3px solid var(--color-accent);
            background: var(--color-accent-soft);
            border-radius: 0 14px 14px 0;
            color: var(--color-text);
            font-size: 17px;
        }

        .post-richtext img {
            max-width: 100%;
            border-radius: 14px;
            margin: 26px 0;
            border: 1px solid var(--color-border);
        }

        .post-richtext figure {
            margin: 28px 0;
        }

        .post-richtext figure img {
            margin: 0;
        }

        .post-richtext figcaption {
            margin-top: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            text-align: center;
        }

        .post-richtext hr {
            border: 0;
            height: 1px;
            background: var(--color-border);
            margin: 36px 0;
        }

        .article-empty {
            padding: 40px 0 24px;
            text-align: center;
        }

        .article-empty__icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 20px;
            background: var(--color-accent-soft);
            color: var(--color-accent-dark);
            font-size: 26px;
        }

        .article-empty h2 {
            font-size: 24px;
            margin: 0 0 10px;
            color: var(--color-text);
        }

        .article-empty p {
            color: var(--color-text-secondary);
            margin: 0 0 22px;
        }

        .post-footer-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-accent-soft);
            color: var(--color-accent-dark);
            font-size: 13px;
            padding: 6px 13px;
            border-radius: 999px;
            font-weight: 600;
        }

        .badge i {
            font-size: 12px;
        }

        .post-nav-row {
            max-width: 880px;
            margin: 22px auto 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0 8px;
        }

        .post-nav-row a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-text-secondary);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            transition: color var(--transition);
        }

        .post-nav-row a:hover {
            color: var(--color-accent-dark);
        }

        .related-section {
            padding: 80px 0 40px;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 40px;
        }

        .section-head h2 {
            margin: 0;
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 750;
            color: var(--color-primary);
            letter-spacing: -0.4px;
        }

        .section-head .section-note {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-accent-dark);
        }

        .text-link i {
            transition: transform var(--transition);
        }

        .text-link:hover i {
            transform: translateX(4px);
        }

        .related-card {
            display: flex;
            flex-direction: column;
            background: var(--color-surface);
            border-radius: 20px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            height: 100%;
            text-decoration: none;
            color: var(--color-text);
            transition: box-shadow var(--transition), transform var(--transition);
        }

        .related-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-6px);
            color: var(--color-text);
        }

        .related-card__media {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--color-border);
        }

        .related-card__media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .related-card:hover .related-card__media img {
            transform: scale(1.04);
        }

        .related-card__body {
            padding: 22px 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .related-card__badge {
            font-size: 13px;
            color: var(--color-accent-dark);
            background: var(--color-accent-soft);
            padding: 5px 12px;
            border-radius: 999px;
            align-self: flex-start;
            margin-bottom: 14px;
        }

        .related-card h3 {
            margin: 0 0 10px;
            font-size: 19px;
            color: var(--color-primary);
            line-height: 1.5;
        }

        .related-card p {
            margin: 0 0 18px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .related-card__link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: auto;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent-dark);
        }

        .related-card__link i {
            transition: transform var(--transition);
        }

        .related-card:hover .related-card__link i {
            transform: translateX(4px);
        }

        .cta-section {
            padding: 70px 0 96px;
        }

        .cta-card {
            background: var(--color-dark-section);
            border-radius: 28px;
            padding: clamp(28px, 5vw, 60px);
            color: #EAF0ED;
            overflow: hidden;
            position: relative;
        }

        .cta-card::after {
            content: "";
            position: absolute;
            right: -120px;
            bottom: -160px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 184, 146, .18), transparent 65%);
            pointer-events: none;
        }

        .cta-card .grid-container {
            padding: 0;
            max-width: none;
        }

        .cta-intro h2 {
            font-size: clamp(24px, 3vw, 34px);
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.45;
            letter-spacing: -0.3px;
        }

        .cta-intro p {
            color: #9FB4AF;
            font-size: 16px;
            margin: 0 0 20px;
            max-width: 500px;
        }

        .cta-feature-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .cta-feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: #BFD1CC;
        }

        .cta-feature-list li i {
            color: var(--color-accent);
            font-size: 14px;
        }

        .cta-form {
            background: var(--color-surface);
            border-radius: 20px;
            padding: 24px;
            color: var(--color-text);
        }

        .cta-form .form-title {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 20px;
            color: var(--color-primary);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .form-field--full {
            grid-column: 1 / -1;
        }

        .form-field label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
        }

        .form-field input,
        .form-field textarea,
        .form-field select {
            border: 1px solid var(--color-border);
            border-radius: 12px;
            height: 44px;
            padding: 0 12px;
            background: var(--color-bg);
            color: var(--color-text);
            width: 100%;
            transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
        }

        .form-field textarea {
            height: 78px;
            padding: 10px 12px;
            resize: vertical;
        }

        .form-field input:focus,
        .form-field textarea:focus,
        .form-field select:focus {
            border-color: var(--color-accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(0, 184, 146, .1);
        }

        .form-action {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 18px;
        }

        .form-note {
            color: var(--color-accent-dark);
            font-size: 13px;
            margin: 12px 0 0;
        }

        .site-footer {
            background: var(--color-dark-section);
            padding: 70px 0 24px;
            color: #C2D1CC;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-brand__icon {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: rgba(255, 255, 255, .08);
            color: #fff;
        }

        .footer-brand__name {
            font-size: 19px;
            font-weight: 700;
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
            color: #8AA6A1;
            margin: 0;
        }

        .footer-title {
            font-size: 14px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: #8AA6A1;
            text-decoration: none;
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 22px;
            font-size: 13px;
            color: #6F8A85;
            flex-wrap: wrap;
        }

        @media (max-width: 1100px) {
            .header-search {
                display: none;
            }

            .nav-menu {
                gap: 0;
            }

            .nav-menu__link {
                padding: 8px 10px;
                font-size: 14px;
            }
        }

        @media (max-width: 1024px) {
            .site-header {
                height: 64px;
            }

            body {
                padding-top: 64px;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .nav-menu {
                position: fixed;
                top: 63px;
                left: 16px;
                right: 16px;
                background: var(--color-surface);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 14px;
                border-radius: 20px;
                border: 1px solid var(--color-border);
                box-shadow: 0 16px 40px rgba(16, 26, 24, .14);
                display: none;
                transform: none;
            }

            .site-header.is-open .nav-menu {
                display: flex;
            }

            .nav-menu__link {
                padding: 13px 16px;
                border-radius: 12px;
                font-size: 15px;
            }

            .nav-menu__link.is-active::after {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .header-login {
                display: none;
            }

            .header-cta {
                height: 36px;
                padding: 0 14px;
                font-size: 13px;
            }

            .site-logo__text {
                font-size: 15px;
            }

            .article-hero {
                padding: 44px 0 36px;
            }

            .article-heading__title {
                font-size: 28px;
            }

            .article-card {
                padding: 22px 20px;
                border-radius: 16px;
            }

            .form-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-card .grid-container {
                padding: 0;
            }

            .cta-intro h2 {
                font-size: 22px;
            }

            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 480px) {
            .site-logo__mark {
                width: 30px;
                height: 30px;
                border-radius: 9px;
            }

            .nav-toggle {
                width: 38px;
                height: 38px;
                font-size: 16px;
            }

            .header-cta {
                padding: 0 10px;
                height: 32px;
                font-size: 12px;
            }

            .article-meta {
                font-size: 13px;
                gap: 7px;
            }

            .article-meta .meta-dot {
                display: none;
            }

            .post-nav-row {
                align-items: flex-start;
                flex-direction: column;
                gap: 10px;
            }

            .related-card__body {
                padding: 18px 18px 22px;
            }

            .cta-card {
                padding: 30px 20px;
                border-radius: 18px;
            }

            .cta-form {
                padding: 20px 16px;
            }
        }

/* roulang page: category2 */
:root{
  --color-primary:#1A3A38;
  --color-primary-rgb:26,58,56;
  --color-accent:#00B892;
  --color-accent-dark:#008A73;
  --color-accent-soft:#DFF5EF;
  --color-bg:#F5F6F4;
  --color-surface:#FFFFFF;
  --color-dark-section:#122A28;
  --color-text:#1F2421;
  --color-text-secondary:#5C6668;
  --color-border:#E4E8E4;
  --radius-card:20px;
  --radius-sm:12px;
  --shadow-hover:0 10px 30px rgba(16,26,24,.08);
  --transition:all .3s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.8;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-accent);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--color-accent-dark)}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px}
.site-header{position:fixed;top:0;left:0;width:100%;height:72px;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--color-border);z-index:100}
.header-inner{display:flex;align-items:center;height:72px;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand__icon{width:34px;height:34px;border-radius:10px;background:var(--color-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.brand__name{font-size:20px;font-weight:800;letter-spacing:-.3px;color:var(--color-primary);white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-menu__link{position:relative;display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:10px;color:var(--color-text);font-size:15px;font-weight:500;line-height:1.2;transition:var(--transition)}
.nav-menu__link:hover{color:var(--color-accent);background:rgba(0,184,146,.06)}
.nav-menu__link.is-active{color:var(--color-primary);font-weight:700}
.nav-menu__link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;border-radius:99px;background:var(--color-accent)}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-box{position:relative}
.search-box i{position:absolute;top:50%;left:13px;transform:translateY(-50%);font-size:14px;color:var(--color-text-secondary);pointer-events:none}
.search-box input{width:158px;height:36px;border:1px solid transparent;border-radius:99px;background:var(--color-bg);padding:0 14px 0 36px;font-size:14px;outline:none;transition:var(--transition)}
.search-box input:focus{width:190px;border-color:var(--color-accent);background:#fff;box-shadow:0 0 0 3px rgba(0,184,146,.1)}
.header-actions__login{color:var(--color-primary);font-size:14px;font-weight:600;padding:6px 4px}
.header-actions__login:hover{color:var(--color-accent)}
.nav-toggle{display:none;width:38px;height:38px;border-radius:12px;border:1px solid var(--color-border);background:#fff;color:var(--color-primary);font-size:17px;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition)}
.nav-toggle:hover{border-color:var(--color-accent);color:var(--color-accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border:1px solid transparent;border-radius:999px;font-weight:600;font-size:16px;line-height:1;cursor:pointer;transition:var(--transition);white-space:nowrap}
.btn--lg{height:52px;padding:0 32px}
.btn--sm{height:38px;padding:0 20px;font-size:14px}
.btn--primary{background:var(--color-accent);color:#fff}
.btn--primary:hover{background:var(--color-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,184,146,.3)}
.btn--primary:active{transform:none}
.btn--outline{border-color:rgba(26,58,56,.4);color:var(--color-primary);background:transparent}
.btn--outline:hover{background:var(--color-accent-soft);border-color:var(--color-accent);color:var(--color-primary);transform:translateY(-2px)}
.page-hero{position:relative;padding:150px 0 96px;background:var(--color-bg);overflow:hidden}
.page-hero .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.14}
.page-hero .hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#F5F6F4 0%,rgba(245,246,244,.88) 45%,rgba(245,246,244,.2) 100%)}
.breadcrumb{position:relative;z-index:2;font-size:13px;color:var(--color-text-secondary);margin-bottom:42px}
.breadcrumb a{color:var(--color-text-secondary);margin-right:8px}
.breadcrumb a:hover{color:var(--color-accent)}
.breadcrumb span{margin-right:8px}
.breadcrumb span:last-child{color:var(--color-text);font-weight:600}
.category-hero__content{position:relative;z-index:2}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--color-text-secondary);letter-spacing:.02em;margin-bottom:24px;text-transform:none}
.eyebrow i{color:var(--color-accent)}
.category-hero h1{font-size:clamp(44px,7vw,72px);line-height:1.15;font-weight:800;letter-spacing:-1px;color:var(--color-primary);margin:0 0 26px}
.category-hero .lead{font-size:18px;line-height:1.85;color:var(--color-text-secondary);max-width:560px;margin:0 0 36px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:28px;border-top:1px solid var(--color-border);padding-top:28px;max-width:560px}
.hero-metrics li{display:flex;flex-direction:column}
.hero-metrics strong{font-size:22px;font-weight:800;color:var(--color-primary);letter-spacing:-.3px;font-variant-numeric:tabular-nums}
.hero-metrics span{font-size:13px;color:var(--color-text-secondary);line-height:1.5}
.category-hero__media{position:relative;z-index:2}
.hero-visual{position:relative;border-radius:26px;overflow:hidden;box-shadow:0 26px 50px rgba(16,26,24,.14);background:var(--color-dark-section);min-height:300px}
.hero-visual img{width:100%;height:100%;min-height:430px;max-height:520px;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.22) 100%)}
.hero-visual__card{position:absolute;left:26px;right:26px;bottom:24px;z-index:3;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:16px;padding:16px 18px;display:flex;align-items:center;gap:12px;border:1px solid rgba(255,255,255,.6)}
.hero-visual__card .pc-run{width:10px;height:10px;border-radius:50%;background:var(--color-accent);box-shadow:0 0 0 5px rgba(0,184,146,.15);flex-shrink:0}
.hero-visual__card strong{display:block;font-size:15px;color:var(--color-text);line-height:1.4}
.hero-visual__card em{display:block;font-style:normal;font-size:13px;color:var(--color-text-secondary);line-height:1.5}
.section{padding:96px 0}
.section--white{background:#fff}
.section-head--split{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:48px}
.section-head--split h2{margin:0}
.section-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--color-accent);text-transform:none;margin-bottom:14px}
.section-label i{font-size:14px}
.section h2{font-size:clamp(30px,5vw,46px);line-height:1.25;font-weight:750;letter-spacing:-.5px;color:var(--color-text);margin:0}
.section-intro{font-size:17px;line-height:1.85;color:var(--color-text-secondary);margin-top:18px;max-width:560px}
.text-link{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:15px;color:var(--color-primary)}
.text-link i{transition:transform .25s ease;font-size:13px}
.text-link:hover{color:var(--color-accent)}
.text-link:hover i{transform:translateX(4px)}
.skill-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.feature-board{margin-bottom:14px}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.feature-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:32px;height:100%;transition:var(--transition);position:relative;overflow:hidden}
.feature-card:hover{border-color:transparent;box-shadow:var(--shadow-hover);transform:translateY(-6px)}
.feature-card .feature-icon{width:50px;height:50px;border-radius:15px;background:var(--color-accent-soft);color:var(--color-accent);display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:20px}
.feature-card h3{font-size:19px;font-weight:700;color:var(--color-text);margin:0 0 12px;letter-spacing:-.2px}
.feature-card p{font-size:15px;line-height:1.85;color:var(--color-text-secondary);margin:0}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;padding:6px 13px;border-radius:99px;background:var(--color-accent-soft);color:var(--color-accent-dark);margin-bottom:18px}
.tag--outline{background:transparent;border:1px solid rgba(0,184,146,.35)}
.scenario-row{align-items:center;margin-bottom:36px}
.scenario-figure{position:relative;border-radius:26px;overflow:hidden;height:100%;min-height:320px;box-shadow:0 18px 38px rgba(16,26,24,.1)}
.scenario-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 35%,rgba(0,0,0,.2) 100%)}
.scenario-figure img{width:100%;height:100%;min-height:320px;object-fit:cover;transition:transform .7s ease}
.scenario-figure:hover img{transform:scale(1.04)}
.scenario-content{padding:8px 12px 8px 34px}
.scenario-content h3{font-size:clamp(24px,3.5vw,32px);line-height:1.35;font-weight:750;color:var(--color-text);margin:0 0 18px;letter-spacing:-.3px}
.scenario-content p{font-size:16px;line-height:1.9;color:var(--color-text-secondary);margin:0 0 22px}
.check-list{display:flex;flex-direction:column;gap:10px;margin:0 0 28px}
.check-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--color-text)}
.check-list li i{color:var(--color-accent);margin-top:7px;font-size:12px;flex-shrink:0}
.process-section{background:#fff}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.process-step{position:relative;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:34px 26px 30px;height:100%;transition:var(--transition)}
.process-step:hover{border-color:rgba(0,184,146,.4);box-shadow:var(--shadow-hover);transform:translateY(-5px)}
.process-step .step-num{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:17px;font-weight:800;margin-bottom:34px;font-variant-numeric:tabular-nums}
.process-step h3{font-size:18px;font-weight:700;color:var(--color-text);margin:0 0 10px}
.process-step p{font-size:14px;line-height:1.8;color:var(--color-text-secondary);margin:0}
.trust-section{background:var(--color-dark-section);padding:96px 0;color:#E9F0ED}
.trust-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.trust-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-card);padding:30px;height:100%;transition:var(--transition)}
.trust-item:hover{background:rgba(255,255,255,.08);transform:translateY(-4px)}
.trust-item .trust-icon{width:46px;height:46px;border-radius:13px;background:rgba(0,184,146,.18);color:var(--color-accent);display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px}
.trust-item h3{font-size:17px;font-weight:700;color:#fff;margin:0 0 10px}
.trust-item p{font-size:14px;line-height:1.8;color:#B7C9C4;margin:0}
.section-intro--light{color:#B7C9C4}
.faq-section{background:var(--color-bg)}
.faq-list{max-width:920px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--color-border);background:transparent}
.faq-item:first-child{border-top:1px solid var(--color-border)}
.faq-item details{transition:var(--transition)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 4px;cursor:pointer;font-size:17px;font-weight:700;color:var(--color-text);line-height:1.6;transition:var(--transition);list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--color-accent);font-size:14px;transition:transform .3s ease;flex-shrink:0}
.faq-item details[open] summary{color:var(--color-accent-dark)}
.faq-item details[open] summary i{transform:rotate(180deg)}
.faq-answer{padding:0 60px 30px 4px;font-size:15px;color:var(--color-text-secondary);line-height:1.9}
.cta-section{background:var(--color-dark-section);padding:96px 0;color:#E9F0ED}
.contact-panel{background:#fff;border-radius:30px;padding:clamp(30px,5vw,58px);border:1px solid rgba(255,255,255,.4)}
.contact-panel h2{font-size:clamp(28px,4vw,42px);color:var(--color-text);font-weight:800;letter-spacing:-.5px;line-height:1.25;margin:0 0 18px}
.contact-panel p{font-size:16px;color:var(--color-text-secondary);line-height:1.85;margin:0 0 28px;max-width:460px}
.contact-list li{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--color-text);margin-bottom:12px}
.contact-list li i{color:var(--color-accent);width:20px;height:20px;border-radius:50%;background:var(--color-accent-soft);display:inline-flex;align-items:center;justify-content:center;font-size:10px;flex-shrink:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field--full{grid-column:1/-1}
.form-field label{font-size:13px;font-weight:600;color:var(--color-text)}
.form-control{width:100%;height:50px;border:1px solid var(--color-border);border-radius:12px;background:#fff;padding:0 15px;font-size:15px;font-family:inherit;color:var(--color-text);outline:none;transition:var(--transition)}
textarea.form-control{height:auto;min-height:110px;padding-top:12px;padding-bottom:12px;resize:vertical}
.form-control::placeholder{color:#9AA3A1}
.form-control:focus{border-color:var(--color-accent);box-shadow:0 0 0 4px rgba(0,184,146,.12)}
.form-note{grid-column:1/-1;font-size:13px;color:var(--color-text-secondary);line-height:1.6;margin-top:2px}
.form-note i{color:var(--color-accent)}
.site-footer{background:var(--color-dark-section);color:#A9BEB9;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:38px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff}
.footer-brand__icon{width:36px;height:36px;border-radius:12px;background:#183B38;color:#9FE8D9;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.footer-brand__name{font-size:21px;font-weight:800;letter-spacing:-.3px}
.footer-desc{font-size:14px;line-height:1.85;color:#8AA6A1;margin:18px 0 0;max-width:280px}
.footer-title{font-size:14px;font-weight:700;color:#DFF5EF;margin-bottom:18px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:#A9BEB9;font-size:14px;transition:var(--transition)}
.footer-links a:hover{color:#00B892;padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid rgba(255,255,255,.14);margin-top:54px;padding-top:24px;font-size:13px;color:#8AA6A1;flex-wrap:wrap}
.footer-bottom span{opacity:.9}
@media screen and (max-width:1024px){
.site-header,.header-inner{height:64px}
.header-inner{position:relative}
.nav-toggle{display:inline-flex}
.nav-menu{display:flex;visibility:hidden;opacity:0;position:absolute;top:70px;right:0;left:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:0 0 18px 18px;box-shadow:0 20px 40px rgba(16,26,24,.12);flex-direction:column;align-items:stretch;padding:16px 20px 22px;gap:4px;margin:0;transform:translateY(-10px);pointer-events:none;transition:opacity .25s ease,transform .25s ease,visibility .25s ease}
.nav-menu.is-open{display:flex;visibility:visible;opacity:1;transform:translateY(0);pointer-events:auto}
.nav-menu__link{justify-content:flex-start;padding:13px 16px;font-size:16px}
.nav-menu__link.is-active::after{display:none}
.nav-menu__link.is-active{background:var(--color-accent-soft);color:var(--color-primary)}
.search-box{display:flex;align-items:center}
.search-box input{display:none}
.search-box i{position:static;transform:none;width:36px;height:36px;background:var(--color-bg);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.header-actions__login{display:none}
.section{padding:72px 0}
.page-hero{padding:120px 0 70px}
.category-hero h1{font-size:clamp(40px,6vw,56px)}
.skill-grid,.feature-grid,.trust-grid{grid-template-columns:1fr 1fr}
.process-steps{grid-template-columns:1fr 1fr;gap:18px}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:768px){
.section{padding:60px 0}
.section-head--split{flex-direction:column;align-items:flex-start;gap:14px}
.page-hero{padding:110px 0 56px}
.category-hero__media{margin-top:36px}
.hero-visual img{min-height:300px;max-height:360px}
.category-hero h1{font-size:34px}
.hero-actions{flex-direction:column;align-items:stretch}
.hero-actions .btn{width:100%}
.hero-metrics{gap:18px}
.skill-grid,.feature-grid,.trust-grid{grid-template-columns:1fr;gap:16px}
.process-steps{grid-template-columns:1fr;gap:14px}
.faq-list{padding:0}
.form-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.contact-panel{padding:28px 22px 30px}
.scenario-content{padding:20px 0 0}
.scenario-row{margin-bottom:30px}
.scenario-figure,.scenario-figure img{min-height:260px}
.scenario-row--reverse .scenario-content{order:2}
.scenario-row--reverse .scenario-media{order:1}
}
@media screen and (max-width:520px){
.grid-container{padding-left:16px;padding-right:16px}
.brand__name{font-size:18px}
.btn--sm{width:auto}
.header-actions__login{display:none}
.nav-toggle{width:36px;height:36px}
.nav-menu{top:66px}
.category-hero h1{font-size:31px;letter-spacing:-.2px}
.category-hero .lead{font-size:16px}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{flex-direction:column;align-items:flex-start}
.faq-answer{padding-right:0}
}

/* roulang page: category3 */
:root {
            --color-primary: #1A3A38;
            --color-primary-deep: #122A28;
            --color-accent: #00B892;
            --color-accent-dark: #008A73;
            --color-accent-soft: #DFF5EF;
            --color-bg: #F5F6F4;
            --color-surface: #FFFFFF;
            --color-dark-section: #122A28;
            --color-text: #1F2421;
            --color-text-sub: #5C6668;
            --color-border: #E4E8E4;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-md: 0 12px 32px rgba(16, 26, 24, .08);
            --font-family: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--color-bg);
            color: var(--color-text);
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.85;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: var(--color-accent-dark);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: var(--color-accent-dark);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .grid-container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
            width: 100%;
        }

        .section-padding {
            padding-block: 96px;
        }

        .section-bg-soft {
            background: var(--color-surface);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 80;
            height: 72px;
            background: rgba(255, 255, 255, .92);
            -webkit-backdrop-filter: saturate(180%) blur(16px);
            backdrop-filter: saturate(180%) blur(16px);
            border-bottom: 1px solid var(--color-border);
        }

        .header-inner {
            height: 100%;
            display: flex;
            align-items: center;
            gap: 16px;
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            color: var(--color-text);
        }

        .brand-mark {
            width: 44px;
            height: 44px;
            background: var(--color-primary);
            border-radius: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            flex-shrink: 0;
        }

        .brand-mark svg {
            width: 22px;
            height: 22px;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-text strong {
            font-size: 18px;
            font-weight: 800;
            letter-spacing: .02em;
            color: var(--color-primary);
        }

        .brand-text small {
            font-size: 12px;
            color: var(--color-text-sub);
            letter-spacing: .08em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0 auto;
            padding: 0;
        }

        .nav-menu__link {
            display: inline-flex;
            align-items: center;
            padding: 9px 16px;
            border-radius: 10px;
            color: var(--color-text);
            font-size: 15px;
            font-weight: 600;
            transition: background .2s, color .2s;
            position: relative;
            white-space: nowrap;
        }

        .nav-menu__link:hover {
            color: var(--color-accent-dark);
            background: var(--color-accent-soft);
        }

        .nav-menu__link.is-active {
            color: var(--color-primary);
            font-weight: 700;
        }

        .nav-menu__link.is-active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 1px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .header-search {
            position: relative;
            border: 0;
            margin: 0;
        }

        .header-search i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 14px;
            color: var(--color-text-sub);
            pointer-events: none;
        }

        .header-search input {
            width: 174px;
            height: 40px;
            border-radius: 999px;
            border: 1px solid transparent;
            background: var(--color-bg);
            padding: 0 20px 0 42px;
            font-size: 13px;
            color: var(--color-text);
            outline: none;
            transition: border .2s, box-shadow .2s, width .2s;
        }

        .header-search input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 4px rgba(0, 184, 146, .14);
            background: #fff;
            width: 210px;
        }

        .header-login {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            border: 1px solid var(--color-accent-soft);
            background: var(--color-accent-soft);
            padding: 8px 14px;
            border-radius: 999px;
            line-height: 1.2;
            transition: border .2s, background .2s;
        }

        .header-login:hover {
            background: #fff;
            border-color: var(--color-accent);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 20px;
            border-radius: 999px;
            background: var(--color-accent);
            border: 0;
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            transition: background .2s, transform .2s, box-shadow .2s;
            text-decoration: none;
        }

        .header-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(0, 184, 146, .22);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 0;
            background: transparent;
            border-radius: 12px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
        }

        .nav-toggle:hover {
            background: var(--color-accent-soft);
        }

        .nav-toggle svg {
            width: 22px;
            height: 22px;
        }

        .hero-wrap {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            overflow: hidden;
            padding-block: 78px 84px;
            position: relative;
        }

        .hero-wrap::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                radial-gradient(circle at 82% 22%, rgba(0, 184, 146, .07), transparent 32%),
                radial-gradient(circle at 12% 90%, rgba(26, 58, 56, .05), transparent 30%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
            gap: 64px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-sub);
            margin-bottom: 28px;
        }

        .breadcrumb a {
            color: var(--color-text-sub);
            text-decoration: none;
            transition: color .2s;
        }

        .breadcrumb a:hover {
            color: var(--color-accent-dark);
        }

        .breadcrumb span {
            color: var(--color-text);
            font-weight: 600;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--color-accent-dark);
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .08em;
            margin-bottom: 18px;
        }

        .eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .hero-title {
            font-size: clamp(42px, 6vw, 68px);
            line-height: 1.16;
            font-weight: 800;
            letter-spacing: -.02em;
            color: var(--color-primary);
            margin: 0 0 24px;
            max-width: 720px;
        }

        .hero-lead {
            font-size: 18px;
            line-height: 1.85;
            color: var(--color-text-sub);
            max-width: 640px;
            margin: 0 0 36px;
        }

        .hero-lead strong {
            color: var(--color-primary);
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 44px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            height: 52px;
            padding: 0 32px;
            border-radius: 999px;
            font-size: 16px;
            font-weight: 700;
            line-height: 1;
            text-decoration: none;
            transition: all .25s ease;
            border: 0;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn i {
            font-size: 14px;
        }

        .btn--primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 10px 22px rgba(0, 184, 146, .2);
        }

        .btn--primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(0, 138, 115, .26);
        }

        .btn--outline {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
            box-shadow: none;
        }

        .btn--outline:hover {
            background: var(--color-accent-soft);
            color: var(--color-primary);
            transform: translateY(-2px);
            border-color: var(--color-primary);
        }

        .btn--light {
            background: #fff;
            color: var(--color-primary-deep);
            box-shadow: 0 8px 20px rgba(0, 0, 0, .16);
        }

        .btn--light:hover {
            background: var(--color-accent-soft);
            color: var(--color-primary-deep);
            transform: translateY(-2px);
        }

        .trust-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px;
            color: var(--color-text-sub);
            font-size: 13px;
            font-weight: 500;
        }

        .trust-line li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .trust-line li::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .hero-visual {
            position: relative;
        }

        .hero-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 22px;
            overflow: hidden;
            box-shadow: 0 22px 50px rgba(16, 26, 24, .08);
        }

        .hero-card__media {
            margin: 0;
            overflow: hidden;
            height: 396px;
        }

        .hero-card__media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-card__content {
            padding: 22px 24px 24px;
        }

        .hero-card__label {
            font-size: 13px;
            color: var(--color-text-sub);
            margin-bottom: 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .hero-card__label .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            box-shadow: 0 0 0 5px rgba(0, 184, 146, .1);
        }

        .audit-list {
            display: grid;
            gap: 10px;
        }

        .audit-list li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 14px;
            padding: 0 2px;
            color: var(--color-text);
        }

        .audit-list li span:first-child {
            color: var(--color-text-sub);
        }

        .hero-float {
            position: absolute;
            right: -12px;
            top: 26px;
            background: rgba(255, 255, 255, .94);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            padding: 16px 20px;
            box-shadow: var(--shadow-md);
            max-width: 210px;
            font-size: 13px;
            line-height: 1.6;
            color: var(--color-text);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
        }

        .hero-float strong {
            display: block;
            color: var(--color-primary);
            font-size: 15px;
            margin-bottom: 2px;
        }

        .capability-section {
            background: var(--color-bg);
            padding-block: 96px;
        }

        .section-head {
            display: grid;
            grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
            gap: 48px;
            align-items: end;
            margin-bottom: 56px;
        }

        .section-head__title {
            margin: 0;
        }

        .section-head .section-title {
            font-size: clamp(28px, 4vw, 42px);
            line-height: 1.3;
            margin: 0;
            color: var(--color-primary);
            font-weight: 750;
        }

        .section-head .section-title i {
            display: block;
            color: var(--color-accent-dark);
            font-size: 14px;
            font-style: normal;
            font-weight: 700;
            letter-spacing: .08em;
            margin-bottom: 14px;
        }

        .section-head .section-desc {
            font-size: 17px;
            color: var(--color-text-sub);
            margin: 0;
            line-height: 1.9;
        }

        .capability-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 24px;
        }

        .capability-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            transition: transform .25s ease, box-shadow .25s, border-color .25s;
            position: relative;
            overflow: hidden;
        }

        .capability-card:nth-child(3),
        .capability-card:nth-child(4) {
            margin-top: 8px;
        }

        .capability-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 4px;
            height: 100%;
            background: var(--color-accent);
            opacity: 0;
            transition: opacity .25s;
        }

        .capability-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(0, 184, 146, .45);
        }

        .capability-card:hover::before {
            opacity: 1;
        }

        .capability-icon {
            width: 52px;
            height: 52px;
            background: var(--color-accent-soft);
            color: var(--color-accent-dark);
            border-radius: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 22px;
        }

        .capability-card h3 {
            font-size: 21px;
            line-height: 1.45;
            color: var(--color-primary);
            margin: 0 0 12px;
            font-weight: 750;
        }

        .capability-card p {
            font-size: 15px;
            color: var(--color-text-sub);
            line-height: 1.85;
            margin: 0 0 20px;
            min-height: 108px;
        }

        .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            background: var(--color-bg);
            color: var(--color-text);
            border-radius: 999px;
            padding: 6px 12px;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid var(--color-border);
        }

        .data-section {
            background: var(--color-dark-section);
            padding-block: 92px;
            color: #EAF0EE;
            position: relative;
            overflow: hidden;
        }

        .data-section::before {
            content: "";
            position: absolute;
            width: 340px;
            height: 340px;
            border-radius: 50%;
            right: -130px;
            top: -160px;
            background: rgba(0, 184, 146, .13);
        }

        .data-title {
            font-size: clamp(26px, 4vw, 38px);
            color: #fff;
            margin: 0 0 54px;
            max-width: 640px;
            line-height: 1.35;
            position: relative;
            z-index: 2;
        }

        .data-title span {
            color: var(--color-accent);
        }

        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 24px;
            position: relative;
            z-index: 2;
        }

        .data-item {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 20px;
            padding: 28px 24px;
            transition: background .25s, transform .25s;
        }

        .data-item:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }

        .data-item strong {
            display: block;
            font-size: clamp(34px, 4vw, 50px);
            line-height: 1;
            letter-spacing: -.02em;
            color: #fff;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .data-item span {
            display: block;
            font-size: 14px;
            color: #A8BEB9;
            line-height: 1.6;
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 14px;
        }

        .scenario-section {
            padding-block: 96px;
            background: var(--color-surface);
        }

        .scenario-grid {
            display: grid;
            grid-template-columns: 1.15fr .85fr .85fr;
            gap: 24px;
        }

        .scenario-card {
            border-radius: 20px;
            overflow: hidden;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            transition: transform .25s, box-shadow .25s;
            display: flex;
            flex-direction: column;
        }

        .scenario-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .scenario-card__media {
            overflow: hidden;
        }

        .scenario-card__media img {
            width: 100%;
            height: 184px;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .scenario-card:hover .scenario-card__media img {
            transform: scale(1.04);
        }

        .scenario-card__body {
            padding: 26px 28px;
            flex: 1;
        }

        .scenario-card__body h3 {
            color: var(--color-primary);
            font-size: 19px;
            line-height: 1.5;
            font-weight: 750;
            margin: 0 0 8px;
        }

        .scenario-card__body p {
            color: var(--color-text-sub);
            font-size: 14px;
            line-height: 1.8;
            margin: 0 0 18px;
        }

        .scenario-card__link {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: gap .2s;
        }

        .scenario-card__link:hover {
            gap: 12px;
            color: var(--color-primary);
        }

        .process-section {
            background: var(--color-bg);
            padding-block: 96px;
        }

        .process-head {
            text-align: left;
            margin-bottom: 56px;
        }

        .process-head .section-title {
            font-size: clamp(28px, 4vw, 42px);
            color: var(--color-primary);
            margin: 0 0 16px;
            line-height: 1.3;
        }

        .process-head p {
            color: var(--color-text-sub);
            font-size: 16px;
            margin: 0;
            max-width: 680px;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 24px;
            counter-reset: process;
        }

        .process-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 20px;
            padding: 32px 28px;
            position: relative;
            counter-increment: process;
            transition: box-shadow .25s, transform .25s;
        }

        .process-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
        }

        .process-item::before {
            content: "0" counter(process);
            display: block;
            font-size: 14px;
            font-weight: 800;
            letter-spacing: .1em;
            color: var(--color-accent-dark);
            background: var(--color-accent-soft);
            width: 44px;
            height: 44px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 36px;
        }

        .process-item h3 {
            color: var(--color-primary);
            font-size: 19px;
            margin: 0 0 10px;
            line-height: 1.5;
        }

        .process-item p {
            color: var(--color-text-sub);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

        .operation-section {
            padding-block: 96px;
            background: #fff;
        }

        .operation-block {
            display: grid;
            grid-template-columns: .9fr 1.1fr;
            gap: 72px;
            align-items: center;
            margin-bottom: 72px;
        }

        .operation-block:last-child {
            margin-bottom: 0;
        }

        .operation-media {
            border-radius: 22px;
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-md);
            min-height: 300px;
        }

        .operation-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .operation-content .eyebrow {
            margin-bottom: 12px;
        }

        .operation-content h2 {
            font-size: clamp(26px, 3.6vw, 36px);
            line-height: 1.35;
            color: var(--color-primary);
            margin: 0 0 16px;
            font-weight: 750;
        }

        .operation-content p {
            font-size: 16px;
            color: var(--color-text-sub);
            margin: 0 0 24px;
            line-height: 1.9;
        }

        .mini-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .faq-section {
            background: var(--color-bg);
            padding-block: 96px 88px;
        }

        .faq-wrap {
            max-width: 920px;
            margin: 0 auto;
        }

        .faq-title {
            text-align: center;
            font-size: clamp(28px, 4vw, 42px);
            color: var(--color-primary);
            margin: 0 0 54px;
            line-height: 1.3;
        }

        .faq-list {
            background: #fff;
            border-radius: 24px;
            padding: 8px 36px;
            border: 1px solid var(--color-border);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 0;
        }

        .faq-item:last-child {
            border-bottom: 0;
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 28px 4px;
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            transition: color .2s;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--color-accent-dark);
        }

        .faq-item summary::after {
            content: "\f107";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--color-accent-dark);
            transition: transform .25s;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item__answer {
            color: var(--color-text-sub);
            font-size: 16px;
            line-height: 1.9;
            padding: 0 4px 30px;
            max-height: 1000px;
            animation: faq-open .25s ease;
        }

        @keyframes faq-open {
            from {
                opacity: 0;
                transform: translateY(-6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .contact-section {
            background: var(--color-dark-section);
            position: relative;
            padding-block: 108px;
            overflow: hidden;
        }

        .contact-section::before {
            content: "";
            width: 480px;
            height: 480px;
            border-radius: 50%;
            right: -100px;
            top: -260px;
            background: rgba(0, 184, 146, .14);
            position: absolute;
        }

        .contact-panel {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 30px;
            padding: 56px;
            display: grid;
            grid-template-columns: 1.05fr .95fr;
            gap: 72px;
            position: relative;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .contact-info h2 {
            font-size: clamp(28px, 4vw, 42px);
            color: #fff;
            font-weight: 750;
            line-height: 1.35;
            margin: 0 0 18px;
        }

        .contact-info p {
            color: #A8BEB9;
            font-size: 16px;
            line-height: 1.9;
            margin-bottom: 28px;
        }

        .contact-points {
            display: grid;
            gap: 16px;
            margin-bottom: 32px;
        }

        .contact-points li {
            color: #D7E2DF;
            font-size: 15px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .contact-points li i {
            color: var(--color-accent);
            margin-top: 6px;
            font-size: 14px;
        }

        .contact-form {
            background: #fff;
            border-radius: 24px;
            padding: 32px;
            display: grid;
            gap: 16px;
        }

        .form-row {
            display: grid;
            gap: 16px;
            grid-template-columns: repeat(2, minmax(0, 1fr));
        }

        .field-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .field-group label {
            font-size: 13px;
            color: var(--color-text-sub);
            font-weight: 600;
        }

        .field-group input,
        .field-group select,
        .field-group textarea {
            width: 100%;
            height: 48px;
            border-radius: 12px;
            border: 1px solid var(--color-border);
            background: var(--color-bg);
            padding: 0 16px;
            font-size: 14px;
            color: var(--color-text);
            outline: none;
            transition: border-color .2s, box-shadow .2s, background .2s;
        }

        .field-group textarea {
            height: 96px;
            padding: 12px 16px;
            resize: vertical;
        }

        .field-group input:focus,
        .field-group select:focus,
        .field-group textarea:focus {
            border-color: var(--color-accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(0, 184, 146, .14);
        }

        .contact-form .btn {
            width: 100%;
            margin-top: 6px;
        }

        .form-status {
            margin-top: 8px;
            font-size: 14px;
            color: var(--color-text-sub);
            min-height: 22px;
        }

        .form-status.is-success {
            color: var(--color-accent-dark);
        }

        .site-footer {
            background: var(--color-dark-section);
            color: #A8BEB9;
            padding-block: 76px 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr .85fr .85fr .9fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
            color: #fff;
        }

        .footer-brand__icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(255, 255, 255, .12);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
        }

        .footer-brand__name {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
        }

        .footer-desc {
            color: #8AA6A1;
            font-size: 14px;
            line-height: 1.85;
            max-width: 320px;
        }

        .footer-title {
            color: #D7E2DF;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-links {
            display: grid;
            gap: 12px;
        }

        .footer-links a {
            color: #8AA6A1;
            font-size: 14px;
            text-decoration: none;
            transition: color .2s;
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 26px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: #7B9690;
        }

        @media (max-width: 1100px) {
            .header-actions .header-search {
                display: none;
            }

            .nav-menu {
                gap: 0;
            }
        }

        @media (max-width: 1024px) {
            .section-padding,
            .capability-section,
            .scenario-section,
            .process-section,
            .operation-section,
            .faq-section {
                padding-block: 68px;
            }

            .data-section {
                padding-block: 72px;
            }

            .contact-section {
                padding-block: 80px;
            }

            .site-header {
                height: 64px;
            }

            .header-inner {
                gap: 10px;
            }

            .brand-mark {
                width: 38px;
                height: 38px;
                border-radius: 12px;
            }

            .nav-toggle {
                display: inline-flex;
                margin-left: auto;
            }

            .header-actions {
                gap: 10px;
            }

            .header-login {
                display: none;
            }

            .nav-menu {
                position: absolute;
                left: 12px;
                right: 12px;
                top: calc(100% + 8px);
                background: #fff;
                border-radius: 18px;
                padding: 12px;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                opacity: 0;
                visibility: hidden;
                transform: translateY(-8px);
                transition: opacity .22s ease, transform .22s ease, visibility .22s;
                box-shadow: 0 18px 40px rgba(16, 26, 24, .1);
                border: 1px solid var(--color-border);
                margin: 0;
                z-index: 70;
            }

            .nav-menu.is-open {
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
            }

            .nav-menu__link {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 13px 16px;
                border-radius: 12px;
            }

            .nav-menu__link.is-active::after {
                content: none;
            }

            .nav-menu__link.is-active {
                background: var(--color-accent-soft);
                color: var(--color-primary);
            }

            .hero-wrap {
                padding-block: 68px 72px;
            }

            .hero-grid {
                grid-template-columns: 1fr;
                gap: 54px;
            }

            .hero-card__media {
                height: 350px;
            }

            .section-head {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .data-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .scenario-grid {
                grid-template-columns: 1fr 1fr;
            }

            .scenario-card:first-child {
                grid-column: span 2;
            }

            .process-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .operation-block {
                grid-template-columns: 1fr;
                gap: 36px;
                margin-bottom: 58px;
            }

            .contact-panel {
                grid-template-columns: 1fr;
                gap: 40px;
                padding: 40px 36px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            body {
                font-size: 15px;
            }

            .grid-container {
                padding-left: 20px;
                padding-right: 20px;
            }

            .section-padding,
            .capability-section,
            .scenario-section,
            .process-section,
            .operation-section,
            .faq-section {
                padding-block: 60px;
            }

            .section-head {
                margin-bottom: 38px;
            }

            .hero-title {
                font-size: 34px;
            }

            .hero-buttons .btn {
                width: 100%;
            }

            .hero-card__media {
                height: 260px;
            }

            .hero-float {
                position: static;
                margin-top: 18px;
                max-width: none;
            }

            .capability-grid {
                grid-template-columns: 1fr;
            }

            .capability-card:nth-child(3),
            .capability-card:nth-child(4) {
                margin-top: 0;
            }

            .capability-card p {
                min-height: auto;
            }

            .data-title {
                margin-bottom: 32px;
            }

            .data-grid {
                grid-template-columns: 1fr;
            }

            .process-grid {
                grid-template-columns: 1fr;
            }

            .scenario-grid {
                grid-template-columns: 1fr;
            }

            .scenario-card:first-child {
                grid-column: span 1;
            }

            .scenario-card__media img {
                height: 200px;
            }

            .operation-block {
                gap: 28px;
            }

            .contact-panel {
                padding: 28px 20px;
            }

            .contact-form {
                padding: 22px;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                height: 62px;
            }

            .brand-mark {
                width: 34px;
                height: 34px;
                border-radius: 10px;
            }

            .brand-text strong {
                font-size: 16px;
            }

            .header-actions .header-cta {
                padding: 0 15px;
                font-size: 13px;
            }

            .hero-wrap {
                padding-block: 46px 56px;
            }

            .breadcrumb {
                font-size: 12px;
            }

            .hero-lead {
                font-size: 16px;
            }

            .btn {
                height: 48px;
                padding: 0 24px;
                font-size: 15px;
            }

            .faq-list {
                padding: 8px 20px;
            }

            .faq-item summary {
                font-size: 15px;
            }

            .faq-item__answer {
                font-size: 14px;
            }

            .data-item strong {
                font-size: 36px;
            }

            .contact-info p {
                font-size: 15px;
            }

            .footer-bottom {
                flex-direction: column;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1A3A38;
            --color-primary-dark: #122A28;
            --color-accent: #00B892;
            --color-accent-hover: #008A73;
            --color-accent-soft: #DFF5EF;
            --color-bg: #F5F6F4;
            --color-surface: #FFFFFF;
            --color-dark-section: #122A28;
            --color-text: #1F2421;
            --color-text-secondary: #5C6668;
            --color-border: #E4E8E4;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-btn: 999px;
            --shadow-card: 0 10px 30px rgba(16, 26, 24, .08);
            --font-sans: "Inter", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            --section-space: clamp(60px, 9vw, 108px);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background-color: var(--color-bg);
            color: var(--color-text);
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        body.page-category {
            background: var(--color-bg);
        }

        h1,
        h2,
        h3,
        h4,
        p,
        ul,
        ol,
        figure,
        blockquote {
            margin: 0;
            padding: 0;
        }

        ul,
        ol {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            color: inherit;
        }

        button {
            border: 0;
            background: none;
            cursor: pointer;
        }

        ::selection {
            background: rgba(0, 184, 146, .24);
        }

        :focus-visible {
            outline: 3px solid rgba(0, 184, 146, .42);
            outline-offset: 3px;
        }

        .grid-container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: var(--section-space) 0;
        }

        .section-tint {
            background: #EDF2EE;
        }

        .section-head {
            max-width: 720px;
            margin-bottom: 50px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head h2 {
            font-size: clamp(30px, 5vw, 44px);
            line-height: 1.3;
            font-weight: 750;
            letter-spacing: -.4px;
            color: var(--color-text);
        }

        .section-head p {
            color: var(--color-text-secondary);
            margin-top: 18px;
            font-size: 17px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .04em;
            color: var(--color-accent-hover);
            text-transform: uppercase;
            background: var(--color-accent-soft);
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            margin-bottom: 20px;
        }

        .section-eyebrow::before {
            content: "";
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-weight: 600;
            margin-top: 26px;
            border-bottom: 2px solid transparent;
        }

        .link-arrow svg {
            transition: transform .25s ease;
        }

        .link-arrow:hover {
            color: var(--color-accent-hover);
        }

        .link-arrow:hover svg {
            transform: translateX(5px);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            border: 1px solid transparent;
            transition: background .2s ease, transform .22s ease, box-shadow .2s ease, border-color .2s ease;
            white-space: nowrap;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 8px 22px rgba(0, 184, 146, .2);
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 138, 115, .24);
            color: #fff;
        }

        .btn-ghost {
            border-color: rgba(255, 255, 255, .42);
            color: #fff;
            background: transparent;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .8);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline {
            border-color: var(--color-border);
            color: var(--color-primary);
            background: var(--color-surface);
        }

        .btn-outline:hover {
            background: var(--color-accent-soft);
            border-color: var(--color-accent);
            transform: translateY(-2px);
            color: var(--color-primary);
        }

        .btn-small {
            height: 40px;
            padding: 0 22px;
            font-size: 14px;
        }

        .header {
            display: flex;
            align-items: center;
            height: 72px;
            gap: 24px;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(255, 255, 255, .88);
            backdrop-filter: saturate(180%) blur(14px);
            -webkit-backdrop-filter: saturate(180%) blur(14px);
            border-bottom: 1px solid var(--color-border);
        }

        .site-header .grid-container {
            min-height: 72px;
            display: flex;
            align-items: center;
            gap: 24px;
            justify-content: space-between;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: var(--color-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: -.2px;
            color: var(--color-text);
            white-space: nowrap;
        }

        .nav-menu {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 28px;
            margin-left: auto;
            margin-right: auto;
        }

        .nav-menu__link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 12px 0 10px;
            transition: color .2s ease;
        }

        .nav-menu__link::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            opacity: 0;
            transition: transform .25s ease, opacity .25s ease;
        }

        .nav-menu__link:hover {
            color: var(--color-accent-hover);
        }

        .nav-menu__link:hover::after {
            transform: scaleX(1);
            opacity: 1;
        }

        .nav-menu__link.is-active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-menu__link.is-active::after {
            transform: scaleX(1);
            opacity: 1;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .search-filter {
            position: relative;
            display: flex;
            align-items: center;
            width: 176px;
        }

        .search-filter svg {
            position: absolute;
            left: 13px;
            color: var(--color-text-secondary);
            pointer-events: none;
        }

        .search-filter input {
            width: 100%;
            height: 38px;
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            background: #EDF0EC;
            padding: 0 12px 0 36px;
            font-size: 13px;
            transition: border .2s, background .2s, box-shadow .2s;
        }

        .search-filter input:focus {
            outline: none;
            background: #fff;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 4px rgba(0, 184, 146, .16);
        }

        .header-login {
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 4px;
            white-space: nowrap;
        }

        .header-login:hover {
            color: var(--color-accent-hover);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background: #fff;
        }

        .page-hero {
            position: relative;
            padding: 148px 0 96px;
            margin-top: 72px;
            color: #fff;
            background:
                linear-gradient(117deg, rgba(18, 42, 40, .96) 0%, rgba(18, 42, 40, .88) 45%, rgba(18, 42, 40, .72) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        }

        .page-hero::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 184, 146, .58), transparent);
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            margin-bottom: 24px;
            color: rgba(255, 255, 255, .68);
            font-size: 13px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .78);
            transition: color .2s ease;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb span {
            margin: 0 4px;
            opacity: .6;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            letter-spacing: .05em;
            color: #A6D9CD;
            margin-bottom: 16px;
            font-weight: 500;
        }

        .hero-kicker::before {
            content: "";
            width: 26px;
            height: 1px;
            background: var(--color-accent);
        }

        .hero-title {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hero-title h1 {
            font-size: clamp(38px, 6vw, 66px);
            line-height: 1.18;
            font-weight: 800;
            letter-spacing: -1px;
            margin: 0;
            color: #fff;
        }

        .hero-title h1 .hero-accent {
            color: var(--color-accent);
        }

        .hero-sub {
            max-width: 640px;
            margin-top: 22px;
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .86);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-top: 34px;
        }

        .hero-panel {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .15);
            backdrop-filter: blur(8px);
            border-radius: var(--radius-lg);
            padding: 28px;
            color: #fff;
            box-shadow: 0 26px 70px rgba(0, 0, 0, .18);
        }

        .hero-panel__top {
            display: flex;
            align-items: center;
            gap: 12px;
            padding-bottom: 20px;
            margin-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, .16);
        }

        .hero-panel__top .icon-round {
            width: 42px;
            height: 42px;
            flex-shrink: 0;
            background: var(--color-accent);
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
        }

        .hero-panel__top strong {
            display: block;
            font-size: 16px;
            font-weight: 600;
            color: #fff;
        }

        .hero-panel__top span {
            display: block;
            margin-top: 3px;
            font-size: 13px;
            color: rgba(255, 255, 255, .7);
        }

        .hero-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .hero-list li {
            display: flex;
            gap: 10px;
            color: rgba(255, 255, 255, .84);
            font-size: 15px;
            line-height: 1.6;
        }

        .hero-list li::before {
            content: "";
            margin-top: 9px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
            box-shadow: 0 0 0 4px rgba(0, 184, 146, .18);
        }

        .hero-panel__foot {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 22px;
            background: rgba(0, 0, 0, .18);
            border-radius: 14px;
            padding: 12px 16px;
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
        }

        .hero-panel__foot svg {
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .feature-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
            border-color: rgba(0, 184, 146, .36);
        }

        .feature-card .icon-holder {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--color-accent-soft);
            color: var(--color-accent-hover);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .feature-card .icon-holder svg {
            width: 24px;
            height: 24px;
        }

        .feature-card h3 {
            font-size: 20px;
            line-height: 1.4;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }

        .feature-card p {
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.78;
        }

        .feature-card .feature-meta {
            margin-top: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--color-text-secondary);
            font-size: 13px;
        }

        .feature-card .feature-meta::before {
            content: "";
            width: 22px;
            height: 1px;
            background: var(--color-accent);
        }

        .media-panel-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            box-shadow: 0 24px 56px rgba(18, 42, 40, .13);
            margin-bottom: 16px;
        }

        .media-panel-image img {
            width: 100%;
            min-height: 340px;
            object-fit: cover;
        }

        .media-panel-image figcaption {
            position: absolute;
            left: 18px;
            bottom: 18px;
            right: 18px;
            background: rgba(255, 255, 255, .82);
            backdrop-filter: blur(6px);
            border-radius: 14px;
            padding: 12px 16px;
            font-size: 13px;
            color: var(--color-primary-dark);
        }

        .check-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 22px;
        }

        .check-list li {
            position: relative;
            padding-left: 34px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .check-list li::before {
            content: "✓";
            position: absolute;
            left: 0;
            top: 0;
            width: 22px;
            height: 22px;
            background: var(--color-accent-soft);
            color: var(--color-accent-hover);
            border-radius: 50%;
            font-size: 13px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .role-section {
            background-color: var(--color-dark-section);
            color: #fff;
        }

        .role-section .section-head h2 {
            color: #fff;
        }

        .role-section .section-head p {
            color: rgba(255, 255, 255, .72);
        }

        .role-card {
            background: #183330;
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 26px;
            height: 100%;
            transition: transform .25s ease, background .25s ease, border-color .25s ease;
        }

        .role-card:hover {
            background: #1e3d39;
            border-color: rgba(0, 184, 146, .4);
            transform: translateY(-5px);
        }

        .role-card__icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(0, 184, 146, .16);
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .role-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
        }

        .role-card p {
            margin-top: 10px;
            color: rgba(255, 255, 255, .66);
            font-size: 14px;
            line-height: 1.7;
        }

        .step-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .step-item {
            position: relative;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
        }

        .step-item .step-num {
            font-size: 15px;
            font-weight: 800;
            letter-spacing: .08em;
            color: var(--color-accent-hover);
            background: var(--color-accent-soft);
            display: inline-flex;
            border-radius: 999px;
            padding: 3px 14px;
            margin-bottom: 20px;
        }

        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        .step-connector {
            display: none;
        }

        .faq-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            max-width: 920px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }

        .faq-item:last-child {
            border-bottom: 0;
        }

        .faq-item summary {
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 18px;
            padding: 22px 2px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            transition: color .2s ease;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 400;
            color: var(--color-text-secondary);
            transition: transform .25s ease, background .2s, color .2s, border-color .2s;
        }

        .faq-item summary:hover {
            color: var(--color-accent-hover);
        }

        .faq-item[open] summary::after {
            content: "−";
            background: var(--color-accent-soft);
            border-color: var(--color-accent);
            color: var(--color-accent-hover);
            transform: rotate(180deg);
        }

        .faq-item .faq-answer {
            padding: 0 42px 24px 4px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            font-size: 15px;
        }

        .cta-section {
            background: var(--color-bg);
            padding-top: 0;
        }

        .cta-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 26px;
            box-shadow: 0 30px 80px rgba(18, 42, 40, .08);
            padding: clamp(28px, 6vw, 64px);
        }

        .cta-copy h2 {
            font-size: clamp(28px, 4vw, 42px);
            line-height: 1.25;
            font-weight: 750;
            letter-spacing: -.5px;
            color: var(--color-text);
            margin-bottom: 18px;
        }

        .cta-copy p {
            color: var(--color-text-secondary);
            font-size: 17px;
            line-height: 1.9;
        }

        .cta-points {
            margin-top: 22px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .cta-points li {
            position: relative;
            padding-left: 30px;
            color: var(--color-text);
        }

        .cta-points li::before {
            content: "↗";
            position: absolute;
            left: 4px;
            top: 0;
            width: 20px;
            height: 20px;
            color: var(--color-accent-hover);
            font-weight: 700;
        }

        .contact-form {
            background: #F9FAF8;
            border: 1px solid var(--color-border);
            border-radius: 20px;
            padding: clamp(20px, 4vw, 34px);
        }

        .contact-form h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .form-field {
            display: flex;
            flex-direction: column;
            gap: 7px;
            margin-bottom: 18px;
        }

        .form-field label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
        }

        .form-field input,
        .form-field select,
        .form-field textarea {
            border: 1px solid var(--color-border);
            background: #fff;
            border-radius: var(--radius-md);
            height: 48px;
            width: 100%;
            padding: 0 14px;
            color: var(--color-text);
            font-size: 15px;
            transition: border .2s ease, box-shadow .2s ease, background .2s ease;
        }

        .form-field textarea {
            height: 118px;
            padding-top: 12px;
            resize: vertical;
        }

        .form-field input:focus,
        .form-field textarea:focus,
        .form-field select:focus {
            outline: none;
            border-color: var(--color-accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(0, 184, 146, .16);
        }

        .form-submit {
            margin-top: 6px;
        }

        .site-footer {
            background: var(--color-dark-section);
            color: rgba(255, 255, 255, .72);
            padding: 64px 0 28px;
            font-size: 14px;
        }

        .site-footer a {
            color: rgba(255, 255, 255, .68);
            transition: color .2s ease;
        }

        .site-footer a:hover {
            color: var(--color-accent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #fff;
        }

        .footer-brand__icon {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: rgba(0, 184, 146, .22);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
        }

        .footer-brand__name {
            font-size: 20px;
            font-weight: 700;
        }

        .footer-desc {
            margin-top: 16px;
            color: rgba(255, 255, 255, .62);
            font-size: 14px;
            line-height: 1.85;
            max-width: 320px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
            color: rgba(255, 255, 255, .58);
        }

        .footer-links a {
            display: inline-block;
        }

        .footer-bottom {
            margin-top: 44px;
            padding-top: 22px;
            border-top: 1px solid rgba(255, 255, 255, .1);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            color: rgba(255, 255, 255, .45);
            font-size: 13px;
        }

        @media screen and (max-width: 1120px) {
            .nav-menu {
                gap: 18px;
            }

            .search-filter {
                width: 140px;
            }

            .brand-text {
                font-size: 16px;
            }
        }

        @media screen and (max-width: 960px) {
            .site-header .grid-container {
                min-height: 64px;
            }

            .site-header {
                height: 64px;
            }

            .brand-text {
                font-size: 17px;
            }

            .nav-toggle {
                display: inline-flex;
                order: 3;
            }

            .header-tools {
                order: 2;
            }

            .search-filter {
                width: 42px;
            }

            .search-filter svg {
                left: 10px;
            }

            .search-filter input {
                width: 42px;
                padding: 0 0 0 36px;
                cursor: pointer;
            }

            .search-filter input::placeholder {
                color: transparent;
            }

            .search-filter input:focus {
                width: 180px;
                padding-left: 36px;
            }

            .header-login {
                display: none;
            }

            .nav-menu {
                position: fixed;
                top: 64px;
                left: 16px;
                right: 16px;
                background: #fff;
                border-radius: 18px;
                box-shadow: var(--shadow-card);
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding: 16px;
                margin: 0;
                transform: translateY(-14px);
                opacity: 0;
                pointer-events: none;
                transition: transform .25s ease, opacity .25s ease;
                z-index: 998;
            }

            .nav-menu.is-open {
                transform: none;
                opacity: 1;
                pointer-events: auto;
            }

            .nav-menu__link {
                display: block;
                padding: 12px 14px;
                border-radius: 12px;
            }

            .nav-menu__link.is-active {
                background: var(--color-accent-soft);
            }

            .nav-menu__link::after {
                display: none;
            }

            .page-hero {
                margin-top: 64px;
                padding-top: 96px;
                padding-bottom: 70px;
            }

            .hero-title h1 {
                font-size: 44px;
            }

            .hero-grid .hero-panel {
                margin-top: 36px;
            }

            .step-list {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media screen and (max-width: 767px) {
            .header {
                height: 64px;
            }

            .brand-text {
                font-size: 16px;
            }

            .brand-logo {
                width: 30px;
                height: 30px;
                border-radius: 9px;
            }

            .header .grid-container {
                padding: 0 16px;
            }

            .header-tools .btn-small {
                padding: 0 16px;
                font-size: 13px;
            }

            .nav-toggle {
                width: 38px;
                height: 38px;
            }

            .search-filter {
                display: none;
            }

            .page-hero {
                padding: 76px 0 56px;
            }

            .hero-title h1 {
                font-size: 34px;
                letter-spacing: -.6px;
            }

            .hero-sub {
                font-size: 16px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .section-head h2 {
                font-size: 28px;
            }

            .section {
                padding-top: 60px;
                padding-bottom: 60px;
            }

            .feature-card {
                padding: 24px;
            }

            .media-panel-image img {
                min-height: 240px;
            }

            .media-panel-image figcaption {
                left: 12px;
                right: 12px;
                bottom: 12px;
            }

            .role-card {
                padding: 22px;
            }

            .step-list {
                grid-template-columns: 1fr;
                gap: 16px;
                margin-top: 28px;
            }

            .faq-card {
                padding: 22px 20px;
            }

            .faq-item summary {
                font-size: 15px;
                line-height: 1.6;
            }

            .faq-item .faq-answer {
                padding-right: 0;
                font-size: 14px;
            }

            .cta-card {
                padding: 28px 20px;
                border-radius: 20px;
            }

            .cta-copy h2 {
                font-size: 28px;
            }

            .contact-form {
                margin-top: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                font-size: 12px;
            }
        }

        @media screen and (max-width: 520px) {
            .header-tools .btn-small {
                display: none;
            }

            .brand-logo {
                display: none;
            }

            .page-hero .breadcrumb {
                font-size: 12px;
            }

            .hero-title h1 {
                font-size: 31px;
            }

            .btn {
                height: 48px;
            }

            .form-field input,
            .form-field select,
            .form-field textarea {
                font-size: 16px;
            }
        }