/* roulang page: index */
:root{
    --primary:#0B6F5C;
    --primary-ink:#0A1716;
    --accent:#D6932C;
    --cta:#F2603F;
    --paper:#F6F3EE;
    --surface:#FFFFFF;
    --line:#E6E1D8;
    --ink:#23302C;
    --muted:#8A938E;
    --grad-brand:linear-gradient(135deg,#0A1716,#0B6B5C);
    --grad-cta:linear-gradient(135deg,#D6932C,#F2603F);
    --card-shadow:0 12px 30px rgba(10,23,22,.08),0 2px 8px rgba(10,23,22,.04);
    --card-radius:22px;
}
*, *::before, *::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
    background:var(--paper);
    color:var(--ink);
    line-height:1.75;
    font-size:16px;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden !important;
}
img{max-width:100%;height:auto;display:block;}
a{text-decoration:none;color:var(--primary);transition:all .25s ease;}
a:hover{color:#095a4a;}
.container{max-width:1280px;padding-left:24px;padding-right:24px;}
a:focus-visible,button:focus-visible,.btn:focus-visible{
    outline:3px solid rgba(210,147,44,.5);outline-offset:2px;border-radius:6px;
}
::selection{background:rgba(210,147,44,.25);}
h1,h2,h3,h4,h5,h6{color:var(--ink);font-weight:700;line-height:1.3;}
.text-muted-note{color:var(--muted);font-size:14px;}

/* ====== Header / Nav ====== */
.site-header{
    position:sticky;top:0;z-index:1050;width:100%;
    background:rgba(246,243,238,.9);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
    transition:background .3s,box-shadow .3s;
    padding:12px 0;
}
.site-header.scrolled{
    background:rgba(246,243,238,.92);
    box-shadow:0 4px 20px rgba(10,23,22,.05);
    padding:8px 0;
}
.navbar-brand{
    display:flex;align-items:center;gap:12px;
    font-size:0;line-height:1;
}
.brand-logo{
    display:flex;align-items:center;gap:12px;
}
.brand-icon{
    width:42px;height:42px;flex-shrink:0;
    border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:var(--grad-brand);
    box-shadow:0 2px 12px rgba(11,111,92,.35);
}
.brand-icon svg{width:24px;height:24px;}
.brand-text-wrap{
    display:flex;flex-direction:column;line-height:1.2;
}
.brand-text-main{
    font-size:20px;font-weight:800;color:var(--primary-ink);
    letter-spacing:.5px;
}
.brand-text-main span{color:var(--accent);}
.brand-text-sub{
    font-size:12px;color:var(--muted);font-weight:500;
    letter-spacing:1px;margin-top:1px;
}
.navbar-nav{
    gap:6px;
}
.navbar-nav .nav-link{
    font-size:15px;font-weight:600;
    color:var(--ink);
    padding:10px 16px;
    border-radius:999px;
    position:relative;
    transition:background .3s,color .3s;
}
.navbar-nav .nav-link:hover{
    color:var(--primary);
    background:rgba(11,111,92,.06);
}
.navbar-nav .nav-link.active{
    color:var(--primary);
    font-weight:700;
}
.navbar-nav .nav-link.active::after{
    content:'';
    position:absolute;
    left:16px;right:16px;bottom:4px;
    height:2px;
    background:var(--accent);
    border-radius:2px;
}
.navbar-nav .nav-link i{
    margin-right:6px;
    font-size:14px;
}
.nav-cta-btn{
    background:var(--grad-cta);
    color:#fff !important;
    font-weight:700;
    padding:10px 24px;
    border-radius:999px;
    border:none;
    font-size:15px;
    display:inline-flex;align-items:center;gap:8px;
    box-shadow:0 6px 18px rgba(242,96,63,.3);
    transition:transform .3s,box-shadow .3s,filter .3s;
}
.nav-cta-btn:hover{
    transform:translateY(-2px);
    filter:brightness(1.05);
    box-shadow:0 10px 24px rgba(242,96,63,.4);
    color:#fff;
}
.navbar-toggler{
    border:2px solid var(--primary);
    border-radius:12px;
    padding:6px 10px;
    background:transparent;
}
.navbar-toggler-icon{
    background-image:none !important;
    display:flex;align-items:center;justify-content:center;
    width:24px;height:24px;
}
.navbar-toggler-icon::before{
    content:'\f0c9';
    font-family:"Font Awesome 6 Free";
    font-weight:900;
    color:var(--primary);
    font-size:18px;
}
@media(max-width:991.98px){
    .navbar-collapse{
        background:var(--surface);
        border-radius:20px;
        margin-top:16px;
        padding:16px;
        box-shadow:var(--card-shadow);
        border:1px solid var(--line);
    }
    .navbar-nav{gap:4px;}
    .navbar-nav .nav-link{padding:12px 16px;border-radius:12px;}
    .navbar-nav .nav-link.active{background:rgba(11,111,92,.06);}
    .navbar-nav .nav-link.active::after{display:none;}
    .nav-cta-btn{justify-content:center;margin-top:8px;}
}

/* ====== Hero ====== */
.hero-section{
    background:var(--grad-brand);
    background-size:cover;
    background-position:center;
    padding:80px 0 72px;
    border-radius:0 0 36px 36px;
    position:relative;
    overflow:hidden;
}
.hero-section::before{
    content:'';
    position:absolute;
    top:-120px;right:-100px;
    width:420px;height:420px;
    background:radial-gradient(circle,rgba(214,147,44,.18) 0%,transparent 70%);
    border-radius:50%;
    pointer-events:none;
}
.hero-section::after{
    content:'';
    position:absolute;
    bottom:-60px;left:-80px;
    width:300px;height:300px;
    background:radial-gradient(circle,rgba(214,147,44,.1) 0%,transparent 70%);
    border-radius:50%;
    pointer-events:none;
}
.hero-content-wrap{
    position:relative;z-index:2;
}
.badge-hero-top{
    display:inline-flex;align-items:center;gap:8px;
    background:rgba(214,147,44,.18);
    border:1px solid rgba(214,147,44,.35);
    color:#E9B45A;
    font-size:13px;font-weight:600;
    padding:6px 16px;
    border-radius:999px;
    margin-bottom:20px;
}
.hero-title{
    color:#fff;
    font-size:40px;
    font-weight:800;
    line-height:1.2;
    margin-bottom:16px;
    letter-spacing:1px;
}
.hero-title .highlight{
    color:#E9B45A;
    position:relative;
    display:inline-block;
}
.hero-subtitle{
    color:rgba(255,255,255,.85);
    font-size:17px;
    line-height:1.7;
    margin-bottom:24px;
    max-width:520px;
}
.hero-tagline{
    display:flex;flex-wrap:wrap;gap:10px;
    margin-bottom:30px;
}
.hero-tagline span{
    display:inline-flex;align-items:center;gap:6px;
    color:rgba(255,255,255,.8);
    font-size:14px;
}
.hero-tagline i{color:#E9B45A;font-size:13px;}
.btn-hero-wrap{
    display:flex;flex-wrap:wrap;gap:14px;
}
.btn{
    border-radius:999px;
    font-weight:600;
    padding:12px 28px;
    font-size:15px;
    transition:all .3s ease;
    border:2px solid transparent;
    display:inline-flex;align-items:center;gap:8px;
    line-height:1.5;
}
.btn-cta{
    background:var(--grad-cta);
    color:#fff;
    border:none;
    box-shadow:0 8px 20px rgba(242,96,63,.35);
}
.btn-cta:hover{
    transform:translateY(-2px);
    box-shadow:0 12px 28px rgba(242,96,63,.45);
    filter:brightness(1.06);
    color:#fff;
}
.btn-cta:active{transform:translateY(0) scale(.98);}
.btn-outline-hero{
    background:transparent;
    border:2px solid rgba(255,255,255,.6);
    color:#fff;
}
.btn-outline-hero:hover{
    background:rgba(255,255,255,.12);
    border-color:#fff;
    color:#fff;
    transform:translateY(-2px);
}
.phone-mockup{
    width:280px;
    margin:0 auto;
    border-radius:36px;
    background:#101918;
    padding:12px;
    box-shadow:0 20px 60px rgba(0,0,0,.45), inset 0 0 0 2px rgba(255,255,255,.08);
    transform:rotate(2deg);
    transition:transform .4s ease;
}
.phone-mockup:hover{transform:rotate(0deg) scale(1.02);}
.phone-screen{
    border-radius:26px;
    overflow:hidden;
    aspect-ratio:9/20;
    background:linear-gradient(160deg,#183F36,#0A1716);
    position:relative;
}
.phone-screen img{
    width:100%;height:100%;
    object-fit:cover;
    opacity:.85;
}
.phone-screen::after{
    content:'';
    position:absolute;top:8px;left:50%;transform:translateX(-50%);
    width:70px;height:4px;
    background:rgba(255,255,255,.4);
    border-radius:4px;
}
.play-btn{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
    width:58px;height:58px;
    background:rgba(255,255,255,.22);
    border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    backdrop-filter:blur(6px);
    transition:transform .3s,background .3s;
    cursor:pointer;
}
.play-btn i{
    color:#fff;
    font-size:18px;
    margin-left:4px;
}
.play-btn:hover{
    transform:translate(-50%,-50%) scale(1.1);
    background:rgba(255,255,255,.35);
}
@media(max-width:991.98px){
    .hero-section{padding:56px 0;}
    .hero-title{font-size:32px;}
    .phone-mockup{margin-top:48px;transform:rotate(0deg);}
}

/* ====== Stats Bar ====== */
.stats-section{
    padding:40px 0;
    background:var(--paper);
    border-bottom:1px solid var(--line);
}
.stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
}
.stat-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:18px;
    padding:24px 20px;
    text-align:center;
    box-shadow:0 4px 12px rgba(10,23,22,.04);
    transition:transform .3s,box-shadow .3s;
}
.stat-item:hover{
    transform:translateY(-4px);
    box-shadow:var(--card-shadow);
}
.stat-icon{
    font-size:24px;
    color:var(--accent);
    margin-bottom:10px;
}
.stat-number{
    font-size:36px;
    font-weight:800;
    color:var(--primary-ink);
    line-height:1.2;
    letter-spacing:1px;
    background:var(--grad-cta);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    background-clip:text;
}
.stat-label{
    font-size:14px;
    color:var(--muted);
    margin-top:6px;
    font-weight:500;
}
@media(max-width:767.98px){
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
    .stat-number{font-size:28px;}
}

/* ====== Video Cards ====== */
.section-padding{padding:88px 0;}
.section-title-wrap{
    margin-bottom:40px;
}
.section-label{
    display:inline-block;
    font-size:13px;
    font-weight:700;
    color:var(--accent);
    letter-spacing:2px;
    text-transform:uppercase;
    margin-bottom:8px;
}
.section-title{
    font-size:30px;
    font-weight:800;
    color:var(--primary-ink);
    margin-bottom:8px;
}
.section-title i{
    color:var(--accent);
    margin-right:8px;
}
.section-desc{
    color:var(--muted);
    font-size:16px;
    max-width:600px;
}
.video-card{
    border-radius:20px;
    overflow:hidden;
    background:var(--surface);
    border:1px solid var(--line);
    box-shadow:0 4px 12px rgba(10,23,22,.04);
    transition:transform .35s,box-shadow .35s;
    display:block;
    position:relative;
}
.video-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--card-shadow);
}
.video-card-thumb{
    position:relative;
    aspect-ratio:3/4;
    overflow:hidden;
}
.video-card-thumb img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform .5s;
}
.video-card:hover .video-card-thumb img{
    transform:scale(1.05);
}
.video-card-thumb::after{
    content:'';
    position:absolute;inset:0;
    background:linear-gradient(180deg,transparent 40%,rgba(10,23,22,.75) 100%);
}
.video-heat{
    position:absolute;
    top:12px;left:12px;
    z-index:2;
    background:rgba(10,23,22,.55);
    backdrop-filter:blur(6px);
    color:#fff;
    font-size:12px;
    font-weight:600;
    padding:4px 10px;
    border-radius:999px;
    display:flex;align-items:center;gap:4px;
}
.video-duration{
    position:absolute;
    bottom:12px;right:12px;
    z-index:2;
    background:rgba(10,23,22,.65);
    color:rgba(255,255,255,.95);
    font-size:11px;
    font-weight:600;
    padding:3px 8px;
    border-radius:6px;
    letter-spacing:.5px;
}
.video-card-body{
    padding:16px;
}
.video-card-title{
    font-size:15px;
    font-weight:600;
    color:var(--ink);
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
    margin-bottom:8px;
}
.video-card-tag{
    display:inline-block;
    background:rgba(11,111,92,.08);
    color:var(--primary);
    font-size:12px;
    padding:3px 10px;
    border-radius:999px;
    font-weight:600;
}

/* ====== Horizontal Scroll ====== */
.hscroll-wrap{
    overflow-x:auto;
    padding-bottom:16px;
    scrollbar-width:thin;
    scrollbar-color:var(--accent) transparent;
}
.hscroll-wrap::-webkit-scrollbar{height:6px;}
.hscroll-wrap::-webkit-scrollbar-track{background:transparent;}
.hscroll-wrap::-webkit-scrollbar-thumb{
    background:var(--accent);border-radius:6px;
}
.hscroll-row{
    display:flex;
    gap:20px;
    padding:4px 2px 12px;
}
.hscroll-card{
    flex:0 0 250px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:18px;
    overflow:hidden;
    transition:transform .3s,box-shadow .3s;
}
.hscroll-card:first-child{
    transform:scale(1.02);
    border-color:var(--accent);
    box-shadow:0 8px 24px rgba(214,147,44,.17);
}
.hscroll-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--card-shadow);
}
.hscroll-thumb{
    aspect-ratio:1/1;
    overflow:hidden;
    position:relative;
}
.hscroll-thumb img{
    width:100%;height:100%;
    object-fit:cover;
}
.hscroll-thumb .price-tag{
    position:absolute;bottom:10px;left:10px;
    background:rgba(10,23,22,.72);
    color:#fff;
    font-size:12px;
    font-weight:700;
    padding:3px 10px;
    border-radius:999px;
    backdrop-filter:blur(4px);
}
.hscroll-card-body{
    padding:14px;
}
.hscroll-title{
    font-size:15px;
    font-weight:700;
    color:var(--ink);
    margin-bottom:4px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}
.hscroll-desc{
    font-size:13px;
    color:var(--muted);
    margin-bottom:10px;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.hscroll-buy-btn{
    background:var(--grad-cta);
    color:#fff;
    border:none;
    border-radius:999px;
    font-size:12px;
    font-weight:700;
    padding:6px 16px;
    transition:transform .25s,box-shadow .25s;
    cursor:pointer;
}
.hscroll-buy-btn:hover{
    transform:translateY(-2px);
    box-shadow:0 4px 12px rgba(242,96,63,.35);
}

/* ====== Reviews ====== */
.reviews-section{
    background:var(--surface);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
}
.review-card{
    flex:0 0 340px;
    background:var(--paper);
    border:1px solid var(--line);
    border-radius:20px;
    padding:20px;
    display:flex;
    flex-direction:column;
    gap:12px;
}
.review-stars{
    display:flex;
    align-items:center;
    gap:4px;
    color:#F5A623;
    font-size:14px;
}
.review-stars .city-tag{
    margin-left:auto;
    background:rgba(11,111,92,.1);
    color:var(--primary);
    font-size:12px;
    border-radius:999px;
    padding:3px 10px;
    font-weight:600;
}
.review-text{
    font-size:14px;
    color:var(--ink);
    line-height:1.7;
    display:-webkit-box;
    -webkit-line-clamp:3;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.review-user{
    display:flex;
    align-items:center;
    gap:10px;
    border-top:1px solid var(--line);
    padding-top:12px;
    margin-top:auto;
}
.review-avatar{
    width:38px;height:38px;
    border-radius:50%;
    background:var(--grad-brand);
    display:flex;align-items:center;justify-content:center;
    color:#E9B45A;
    font-size:14px;
    font-weight:700;
    flex-shrink:0;
}
.review-user-name{
    font-size:13px;
    font-weight:600;
    color:var(--ink);
}
.review-user-name span{
    display:block;
    font-size:11px;
    color:var(--muted);
    font-weight:400;
}
.verified-badge{
    margin-left:auto;
    color:var(--primary);
    font-size:13px;
}

/* ====== CMS List Section ====== */
.cms-section{
    background:var(--paper);
}
.cms-list-wrap{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
}
.cms-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:20px;
    padding:24px;
    display:flex;
    flex-direction:column;
    gap:10px;
    transition:transform .3s,box-shadow .3s;
    position:relative;
}
.cms-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--card-shadow);
}
.cms-cate-tag{
    display:inline-block;
    background:rgba(11,111,92,.08);
    color:var(--primary);
    font-size:12px;
    font-weight:600;
    padding:4px 12px;
    border-radius:999px;
    align-self:flex-start;
}
.cms-card h3{
    font-size:18px;
    font-weight:700;
    margin:0;
    line-height:1.4;
}
.cms-card h3 a{
    color:var(--ink);
    transition:color .3s;
}
.cms-card h3 a:hover{
    color:var(--primary);
}
.cms-card p{
    color:var(--muted);
    font-size:14px;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    margin-bottom:4px;
}
.cms-meta{
    display:flex;
    align-items:center;
    gap:14px;
    font-size:13px;
    color:var(--muted);
    border-top:1px solid var(--line);
    padding-top:12px;
    margin-top:auto;
}
.cms-meta i{margin-right:4px;color:var(--accent);font-size:12px;}
.cms-empty{
    grid-column:1/-1;
    text-align:center;
    padding:60px 24px;
    border:2px dashed var(--line);
    border-radius:20px;
    background:rgba(255,255,255,.45);
    color:var(--muted);
    font-size:15px;
}
.cms-empty i{
    font-size:32px;
    color:var(--line);
    display:block;
    margin-bottom:12px;
}
@media(max-width:767.98px){
    .cms-list-wrap{grid-template-columns:1fr;}
}

/* ====== CTA Banner ====== */
.cta-banner{
    background:var(--grad-brand);
    border-radius:28px;
    padding:56px 40px;
    margin:100px auto;
    position:relative;
    overflow:hidden;
    text-align:center;
}
.cta-banner::before{
    content:'';
    position:absolute;
    top:-80px;right:-60px;
    width:280px;height:280px;
    background:radial-gradient(circle,rgba(214,147,44,.16) 0%,transparent 70%);
    border-radius:50%;
}
.cta-banner h2{
    color:#fff;
    font-size:32px;
    font-weight:800;
    margin-bottom:12px;
}
.cta-banner p{
    color:rgba(255,255,255,.8);
    font-size:17px;
    margin-bottom:28px;
}
.cta-banner .btn-cta{
    font-size:16px;
    padding:14px 36px;
}
@media(max-width:767.98px){
    .section-padding{padding:56px 0;}
    .cta-banner{padding:40px 24px;margin:60px auto;}
    .cta-banner h2{font-size:24px;}
}

/* ====== FAQ ====== */
.faq-section{
    background:var(--surface);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
}
.faq-wrap{
    max-width:800px;
    margin:0 auto;
}
.accordion-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px !important;
    margin-bottom:14px;
    overflow:hidden;
}
.accordion-button{
    background:var(--surface);
    color:var(--ink);
    font-size:16px;
    font-weight:600;
    padding:20px;
    box-shadow:none !important;
    border-radius:16px !important;
    transition:color .3s;
}
.accordion-button:hover{
    color:var(--primary);
}
.accordion-button:not(.collapsed){
    background:var(--surface);
    color:var(--primary);
    border-left:3px solid var(--accent);
    border-radius:16px 16px 0 0 !important;
}
.accordion-button:focus{
    box-shadow:none;
    border-radius:16px;
}
.accordion-button::after{
    transition:transform .35s ease;
    filter:hue-rotate(30deg);
}
.accordion-button:not(.collapsed)::after{
    transform:rotate(-180deg);
    filter:hue-rotate(-10deg);
}
.accordion-body{
    padding:0 20px 20px;
    color:var(--muted);
    font-size:15px;
    line-height:1.8;
}

/* ====== Footer ====== */
.site-footer{
    background:var(--primary-ink);
    padding:64px 0 24px;
    color:rgba(255,255,255,.7);
}
.footer-brand{
    display:flex;align-items:flex-start;gap:12px;
    margin-bottom:16px;
}
.footer-brand .brand-icon{
    width:44px;height:44px;
}
.footer-brand-text{
    display:flex;flex-direction:column;
}
.footer-brand-text .brand-text-main{
    color:#fff;
    font-size:20px;
}
.footer-brand-text .brand-text-sub{
    color:rgba(255,255,255,.55);
    font-size:12px;
}
.footer-desc{
    font-size:14px;
    line-height:1.7;
    color:rgba(255,255,255,.55);
    margin-bottom:20px;
}
.footer-social{
    display:flex;gap:10px;
}
.footer-social a{
    width:36px;height:36px;
    border-radius:50%;
    border:1px solid rgba(255,255,255,.15);
    display:flex;align-items:center;justify-content:center;
    color:rgba(255,255,255,.7);
    font-size:14px;
    transition:all .3s;
}
.footer-social a:hover{
    background:var(--accent);
    border-color:var(--accent);
    color:#fff;
}
.footer-title{
    color:#fff;
    font-size:16px;
    font-weight:700;
    margin-bottom:18px;
    position:relative;
    padding-bottom:8px;
}
.footer-title::after{
    content:'';
    position:absolute;bottom:0;left:0;
    width:28px;height:2px;
    background:var(--accent);
    border-radius:2px;
}
.footer-links{
    list-style:none;
    padding:0;
    margin:0;
}
.footer-links li{
    margin-bottom:10px;
}
.footer-links a{
    color:rgba(255,255,255,.6);
    font-size:14px;
    transition:color .3s,padding-left .3s;
    display:inline-flex;
    align-items:center;
    gap:6px;
}
.footer-links a:hover{
    color:#E9B45A;
    padding-left:4px;
}
.footer-contact{
    list-style:none;
    padding:0;
    margin:0;
}
.footer-contact li{
    display:flex;
    align-items:flex-start;
    gap:8px;
    margin-bottom:12px;
    font-size:14px;
}
.footer-contact li i{
    color:var(--accent);
    margin-top:4px;
    width:16px;
}
.footer-bottom{
    margin-top:40px;
    border-top:1px solid rgba(255,255,255,.1);
    padding-top:20px;
    text-align:center;
    font-size:13px;
    color:rgba(255,255,255,.4);
}

/* ====== Category Page Shared ====== */
.page-hero{
    background:var(--grad-brand);
    padding:64px 0;
    border-radius:0 0 30px 30px;
    position:relative;
    overflow:hidden;
}
.page-hero .breadcrumb{
    --bs-breadcrumb-divider:'›';
    margin-bottom:16px;
}
.page-hero .breadcrumb a{
    color:rgba(255,255,255,.65);
    font-size:13px;
    text-decoration:none;
}
.page-hero .breadcrumb a:hover{color:#E9B45A;}
.page-hero .breadcrumb-item.active{
    color:rgba(255,255,255,.9);
    font-size:13px;
}
.page-hero-title{
    color:#fff;
    font-size:36px;
    font-weight:800;
    line-height:1.25;
    margin-bottom:8px;
}
.page-hero-title .highlight{color:#E9B45A;}
.page-hero-desc{
    color:rgba(255,255,255,.8);
    font-size:16px;
    max-width:640px;
    margin-bottom:20px;
}
.page-hero-stats{
    display:flex;flex-wrap:wrap;gap:12px;
}
.page-hero-stats .stat-chip{
    background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.18);
    backdrop-filter:blur(8px);
    color:#fff;
    border-radius:999px;
    padding:8px 20px;
    font-size:14px;
    font-weight:600;
    display:inline-flex;align-items:center;gap:8px;
}
.page-hero-stats .stat-chip i{
    color:var(--accent);
}
@media(max-width:767.98px){
    .page-hero-title{font-size:26px;}
    .page-hero{padding:48px 0;}
}

/* ====== Category Cards ====== */
.cat-card{
    height:100%;
    border-radius:20px;
    overflow:hidden;
    background:var(--surface);
    border:1px solid var(--line);
    box-shadow:0 4px 12px rgba(10,23,22,.04);
    transition:transform .35s,box-shadow .35s;
    display:flex;
    flex-direction:column;
}
.cat-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--card-shadow);
}
.cat-card-thumb{
    aspect-ratio:16/10;
    overflow:hidden;
    position:relative;
}
.cat-card-thumb img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform .5s;
}
.cat-card:hover .cat-card-thumb img{
    transform:scale(1.05);
}
.cat-card-thumb::after{
    content:'';
    position:absolute;inset:0;
    background:linear-gradient(180deg,transparent 55%,rgba(10,23,22,.55));
}
.cat-card-cate{
    position:absolute;
    bottom:12px;left:12px;
    background:rgba(255,255,255,.92);
    color:var(--primary);
    font-size:12px;
    font-weight:700;
    padding:5px 14px;
    border-radius:999px;
    z-index:2;
}
.cat-card-body{
    padding:20px;
    display:flex;
    flex-direction:column;
    gap:8px;
    flex:1;
}
.cat-card-body h3{
    font-size:17px;
    font-weight:700;
    margin:0;
}
.cat-card-body h3 a{color:var(--ink);}
.cat-card-body h3 a:hover{color:var(--primary);}
.cat-card-body p{
    font-size:14px;
    color:var(--muted);
    margin:0;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.cat-card-meta{
    display:flex;
    align-items:center;
    gap:8px;
    margin-top:auto;
    padding-top:12px;
    border-top:1px solid var(--line);
}
.cat-card-meta span{
    background:rgba(11,111,92,.08);
    color:var(--primary);
    font-size:12px;
    padding:4px 12px;
    border-radius:999px;
}
.cat-card-meta time{
    font-size:12px;
    color:var(--muted);
    margin-left:auto;
}
.cat-connections{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
}
.cat-conn-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:20px;
    padding:28px 32px;
    display:flex;
    align-items:center;
    gap:18px;
    transition:transform .3s,box-shadow .3s,border-color .3s;
}
.cat-conn-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--card-shadow);
    border-color:var(--accent);
}
.cat-conn-icon{
    width:52px;height:52px;
    border-radius:16px;
    background:var(--grad-brand);
    display:flex;align-items:center;justify-content:center;
    color:#fff;
    font-size:20px;
    flex-shrink:0;
}
.cat-conn-card h4{
    font-size:17px;
    font-weight:700;
    margin-bottom:2px;
}
.cat-conn-card p{
    font-size:13px;
    color:var(--muted);
    margin:0;
}
.cat-conn-card a{
    margin-left:auto;
    flex-shrink:0;
    color:var(--primary);
    font-size:18px;
}
@media(max-width:767.98px){
    .cat-connections{grid-template-columns:1fr;}
    .cat-conn-card{padding:20px;flex-wrap:wrap;}
}

/* ====== Article Page ====== */
.article-header{
    background:var(--grad-brand);
    padding:56px 0 48px;
    border-radius:0 0 30px 30px;
}
.article-header .breadcrumb{
    --bs-breadcrumb-divider:'›';
    margin-bottom:14px;
}
.article-header .breadcrumb a{
    color:rgba(255,255,255,.65);
    font-size:13px;
}
.article-header .breadcrumb-item.active{
    color:rgba(255,255,255,.85);
    font-size:13px;
}
.article-title{
    color:#fff;
    font-size:32px;
    font-weight:800;
    line-height:1.3;
    margin-bottom:8px;
}
.article-excerpt{
    color:rgba(255,255,255,.8);
    font-size:16px;
    max-width:720px;
}
.article-meta{
    display:flex;
    flex-wrap:wrap;
    gap:16px;
    margin-top:16px;
}
.article-meta span{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:rgba(255,255,255,.7);
    font-size:13px;
}
.article-meta i{color:var(--accent);}
.article-content{
    padding:64px 0;
    background:var(--paper);
}
.article-body{
    max-width:760px;
    margin:0 auto;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:24px;
    padding:40px 48px;
    font-size:17px;
    line-height:1.85;
    color:var(--ink);
}
.article-body h2{
    font-size:24px;
    font-weight:700;
    margin:32px 0 16px;
    padding-left:12px;
    border-left:4px solid var(--accent);
}
.article-body h3{
    font-size:19px;
    font-weight:700;
    margin:28px 0 12px;
}
.article-body p{
    margin-bottom:20px;
}
.article-body blockquote{
    border-left:4px solid var(--accent);
    background:rgba(214,147,44,.06);
    padding:16px 20px;
    border-radius:0 12px 12px 0;
    margin:24px 0;
    color:var(--muted);
}
.article-body img{
    border-radius:14px;
    margin:24px 0;
    box-shadow:var(--card-shadow);
}
.article-body ul{
    padding-left:24px;
    margin-bottom:20px;
}
.article-body li{
    margin-bottom:6px;
}
.article-body strong{color:var(--primary);}
.article-divider{
    width:60px;height:2px;
    background:var(--accent);
    margin:32px auto;
    border-radius:2px;
}
.tags-wrap{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:32px;
}
.tags-wrap a{
    background:rgba(11,111,92,.07);
    color:var(--primary);
    font-size:13px;
    font-weight:500;
    padding:6px 16px;
    border-radius:999px;
    transition:background .3s,color .3s;
}
.tags-wrap a:hover{
    background:var(--primary);
    color:#fff;
}
.related-articles{
    margin-top:56px;
}
.related-card{
    display:flex;
    gap:16px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px;
    padding:14px;
    transition:transform .3s,box-shadow .3s;
    margin-bottom:14px;
}
.related-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--card-shadow);
}
.related-thumb{
    width:110px;height:80px;
    border-radius:12px;
    overflow:hidden;
    flex-shrink:0;
}
.related-thumb img{
    width:100%;height:100%;
    object-fit:cover;
}
.related-info{
    flex:1;
}
.related-info h4{
    font-size:15px;
    font-weight:600;
    margin-bottom:4px;
}
.related-info h4 a{color:var(--ink);}
.related-info h4 a:hover{color:var(--primary);}
.related-info time{
    font-size:12px;
    color:var(--muted);
}
@media(max-width:767.98px){
    .article-title{font-size:24px;}
    .article-body{padding:24px;font-size:16px;}
    .related-card{flex-direction:row;}
}

/* ====== Focus States & Misc ====== */
.btn-primary-custom{
    background:var(--primary);
    color:#fff;
    border:none;
}
.btn-primary-custom:hover{
    background:#0a5d4c;
    color:#fff;
    transform:translateY(-2px);
}
.btn-outline-custom{
    background:transparent;
    border:2px solid var(--primary);
    color:var(--primary);
}
.btn-outline-custom:hover{
    background:rgba(11,111,92,.1);
    color:var(--primary);
    transform:translateY(-2px);
}
.chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:999px;
    padding:8px 18px;
    font-size:14px;
    font-weight:500;
    color:var(--ink);
    box-shadow:0 2px 6px rgba(10,23,22,.04);
}
.chip i{
    color:var(--accent);
    font-size:13px;
}
@media(max-width:576px){
    .hero-tagline{flex-direction:column;align-items:flex-start;}
    .btn-hero-wrap .btn{width:100%;justify-content:center;}
    .hscroll-card{flex-basis:220px;}
    .review-card{flex-basis:280px;}
}

/* roulang page: category1 */
:root {
            --primary: #0B6F5C;
            --primary-hover: #08866d;
            --primary-ink: #0A1716;
            --accent: #D6932C;
            --accent-light: #E9B45A;
            --cta: #F2603F;
            --paper: #F6F3EE;
            --surface: #FFFFFF;
            --line: #E6E1D8;
            --ink: #23302C;
            --muted: #8A938E;
            --grad-brand: linear-gradient(135deg, #0A1716, #0B6B5C);
            --grad-cta: linear-gradient(135deg, #D6932C, #F2603F);
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-card: 0 12px 30px rgba(10, 23, 22, .08), 0 2px 8px rgba(10, 23, 22, .04);
            --shadow-hover: 0 18px 42px rgba(10, 23, 22, .13), 0 4px 12px rgba(10, 23, 22, .06);
            --transition-base: all .35s cubic-bezier(.22, .61, .36, 1);
        }

        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;
            background: var(--paper);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--primary-hover);
        }

        .site-header {
            background: rgba(246, 243, 238, .95);
            border-bottom: 1px solid rgba(230, 225, 216, .8);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 1050;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: box-shadow .4s ease, background .4s ease;
        }

        .site-header.scrolled {
            background: rgba(246, 243, 238, .85);
            box-shadow: 0 8px 30px rgba(10, 23, 22, .06);
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }

        .brand-icon {
            width: 44px;
            height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--grad-brand);
            border-radius: 50%;
            border: 2px solid rgba(214, 147, 44, .5);
            flex-shrink: 0;
        }

        .brand-icon svg {
            width: 24px;
            height: 24px;
        }

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

        .brand-text-main {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary-ink);
            letter-spacing: .5px;
        }

        .brand-text-main span {
            color: var(--accent);
            font-weight: 700;
        }

        .brand-text-sub {
            font-size: 9px;
            letter-spacing: 2.5px;
            color: var(--muted);
            font-weight: 600;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            color: var(--ink);
            font-weight: 500;
            font-size: 15px;
            padding: 8px 16px !important;
            border-radius: 999px;
            position: relative;
            transition: var(--transition-base);
        }

        .navbar-nav .nav-link i {
            color: var(--primary);
            margin-right: 4px;
            font-size: 14px;
            transition: var(--transition-base);
        }

        .navbar-nav .nav-link:hover {
            background: rgba(11, 111, 92, .08);
            color: var(--primary);
        }

        .navbar-nav .nav-link.active {
            background: rgba(11, 111, 92, .1);
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 999px;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--grad-cta);
            color: #fff !important;
            font-weight: 600;
            font-size: 14px;
            padding: 10px 22px;
            border-radius: 999px;
            box-shadow: 0 4px 16px rgba(242, 96, 63, .25);
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(242, 96, 63, .35);
            filter: brightness(1.05);
        }

        .nav-cta-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(242, 96, 63, .2);
        }

        .navbar-toggler {
            border: none;
            padding: 4px 8px;
            outline: none !important;
        }

        .navbar-toggler:focus {
            box-shadow: none !important;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230B6F5C' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
        }

        /* ===== 分类 Hero ===== */
        .cat-hero {
            position: relative;
            background: var(--grad-brand);
            padding: 84px 0 110px;
            overflow: hidden;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 480px;
            height: 480px;
            background: radial-gradient(circle, rgba(214, 147, 44, .18) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: 15%;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(11, 111, 92, .35) 0%, transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cat-hero .container {
            position: relative;
            z-index: 2;
        }

        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1.1fr .9fr;
            gap: 56px;
            align-items: center;
        }

        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .2);
            color: var(--accent-light);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }

        .cat-hero h1 {
            font-size: 40px;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .cat-hero h1 .text-gold {
            color: var(--accent-light);
        }

        .cat-hero .lead {
            color: rgba(255, 255, 255, .85);
            font-size: 17px;
            margin-bottom: 24px;
            max-width: 520px;
        }

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

        .btn-cta {
            background: var(--grad-cta);
            color: #fff !important;
            font-weight: 600;
            padding: 12px 30px;
            border-radius: 999px;
            border: none;
            font-size: 15px;
            box-shadow: 0 6px 22px rgba(242, 96, 63, .3);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }

        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(242, 96, 63, .38);
            filter: brightness(1.05);
        }

        .btn-cta:active {
            transform: translateY(-1px);
        }

        .btn-outline-light {
            border: 1.5px solid rgba(255, 255, 255, .35);
            color: #fff;
            font-weight: 500;
            padding: 12px 26px;
            border-radius: 999px;
            background: transparent;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .6);
            color: #fff;
            transform: translateY(-2px);
        }

        .cat-hero-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 36px;
        }

        .cat-hero-stat {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 18px;
            padding: 18px 20px;
            backdrop-filter: blur(8px);
            transition: var(--transition-base);
        }

        .cat-hero-stat:hover {
            background: rgba(255, 255, 255, .14);
            transform: translateY(-3px);
        }

        .cat-hero-stat .num {
            font-size: 30px;
            font-weight: 800;
            color: var(--accent-light);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .cat-hero-stat .label {
            font-size: 13px;
            color: rgba(255, 255, 255, .75);
            margin-top: 4px;
        }

        .cat-hero-visual {
            position: relative;
        }

        .hero-phone-frame {
            max-width: 300px;
            margin-left: auto;
            border-radius: 36px;
            background: rgba(255, 255, 255, .1);
            border: 2px solid rgba(255, 255, 255, .2);
            padding: 12px;
            backdrop-filter: blur(10px);
            box-shadow: 0 30px 60px rgba(0, 0, 0, .3);
            transform: rotate(2deg);
        }

        .hero-phone-frame img {
            width: 100%;
            height: 480px;
            object-fit: cover;
            border-radius: 26px;
        }

        .hero-phone-play {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 58px;
            height: 58px;
            background: rgba(255, 255, 255, .85);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
            transition: var(--transition-base);
            cursor: pointer;
        }

        .hero-phone-play:hover {
            transform: translate(-50%, -50%) scale(1.1);
            box-shadow: 0 12px 32px rgba(0, 0, 0, .3);
        }

        /* ===== 数据徽章条 ===== */
        .stats-bar {
            margin-top: -34px;
            position: relative;
            z-index: 10;
        }

        .stats-bar .stats-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 28px 32px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            border: 1px solid rgba(230, 225, 216, .6);
        }

        .stat-item {
            text-align: center;
            padding: 0 12px;
            position: relative;
        }

        .stat-item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--line);
        }

        .stat-item .stat-icon {
            font-size: 22px;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .stat-item .stat-num {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary-ink);
            font-variant-numeric: tabular-nums;
            background: linear-gradient(135deg, #0B6F5C, #D6932C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }

        .stat-item .stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 4px;
        }

        /* ===== 板块通用 ===== */
        .section-padding {
            padding: 90px 0;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(11, 111, 92, .08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary-ink);
            margin-bottom: 14px;
            line-height: 1.3;
        }

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

        .section-subtitle {
            font-size: 16px;
            color: var(--muted);
            max-width: 620px;
            margin-bottom: 40px;
        }

        /* ===== 特色卖点 ===== */
        .features-section {
            background: var(--surface);
        }

        .feature-card {
            background: var(--paper);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            height: 100%;
            border: 1px solid transparent;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--grad-cta);
            opacity: 0;
            transition: var(--transition-base);
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--line);
            background: var(--surface);
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--grad-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
            margin-bottom: 20px;
            box-shadow: 0 6px 16px rgba(11, 111, 92, .2);
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
        }

        /* ===== 项目卡片 ===== */
        .projects-section {
            background: var(--paper);
        }

        .project-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            border: 1px solid rgba(230, 225, 216, .5);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .project-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(11, 111, 92, .2);
        }

        .project-card-img {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

        .project-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .project-card:hover .project-card-img img {
            transform: scale(1.06);
        }

        .project-card-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 60%;
            background: linear-gradient(to top, rgba(10, 23, 22, .6), transparent);
        }

        .project-hot {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(242, 96, 63, .9);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
            z-index: 2;
        }

        .project-duration {
            position: absolute;
            bottom: 14px;
            left: 14px;
            background: rgba(0, 0, 0, .55);
            color: rgba(255, 255, 255, .95);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .project-card-body {
            padding: 22px 22px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .project-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .project-card-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .project-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 12px;
        }

        .project-tags span {
            font-size: 12px;
            background: rgba(11, 111, 92, .07);
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 999px;
            font-weight: 500;
        }

        .project-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--line);
            padding-top: 12px;
        }

        .project-price {
            font-size: 14px;
            color: var(--cta);
            font-weight: 700;
            font-variant-numeric: tabular-nums;
        }

        .project-buy {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(11, 111, 92, .08);
            padding: 5px 14px;
            border-radius: 999px;
            transition: var(--transition-base);
        }

        .project-buy:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-1px);
        }

        /* ===== 适用场景 ===== */
        .scenarios-section {
            background: var(--surface);
        }

        .scenario-card {
            background: var(--paper);
            border-radius: var(--radius-lg);
            padding: 28px;
            height: 100%;
            border: 1px solid var(--line);
            transition: var(--transition-base);
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(11, 111, 92, .25);
        }

        .scenario-icon {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 14px;
        }

        .scenario-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 8px;
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--muted);
            margin: 0;
        }

        /* ===== 流程 ===== */
        .process-section {
            background: var(--paper);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-top: 20px;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: 0 10px;
        }

        .process-step:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 44px;
            right: -16px;
            width: calc(100% - 40px);
            height: 2px;
            background: linear-gradient(to right, var(--accent), rgba(214, 147, 44, .2));
            border-radius: 2px;
            z-index: 0;
        }

        .step-num {
            width: 64px;
            height: 64px;
            background: var(--grad-brand);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
            box-shadow: 0 8px 20px rgba(11, 111, 92, .25);
        }

        .process-step h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.5;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--surface);
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--surface) !important;
            box-shadow: none;
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(11, 111, 92, .35);
            box-shadow: 0 4px 16px rgba(11, 111, 92, .06);
        }

        .faq-accordion .accordion-button {
            background: var(--surface) !important;
            color: var(--ink) !important;
            font-weight: 600;
            font-size: 15px;
            padding: 18px 24px;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            border-left: 3px solid var(--accent);
            color: var(--primary) !important;
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B6F5C'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
            transition: transform .3s ease !important;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }

        .faq-accordion .accordion-body {
            font-size: 14px;
            color: var(--muted);
            padding: 0 24px 20px;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 100px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--grad-brand);
            opacity: .95;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -80px;
            right: 10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(214, 147, 44, .2), transparent 70%);
            border-radius: 50%;
        }

        .cta-box {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-box h2 {
            color: #fff;
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            margin-bottom: 32px;
        }

        .cta-box .btn-cta {
            font-size: 16px;
            padding: 14px 38px;
        }

        /* ===== 相邻分类 ===== */
        .related-cats {
            background: var(--paper);
        }

        .related-card {
            border-radius: var(--radius-lg);
            padding: 40px;
            height: 100%;
            position: relative;
            overflow: hidden;
            border: 1px solid var(--line);
            transition: var(--transition-base);
            background: var(--surface);
        }

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

        .related-card .cat-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .related-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 6px;
        }

        .related-card p {
            color: var(--muted);
            font-size: 14px;
            margin: 0;
        }

        .related-card .arrow {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--grad-cta);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-ink);
            padding: 80px 0 0;
            color: rgba(255, 255, 255, .7);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

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

        .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 3px;
            background: var(--grad-cta);
            border-radius: 999px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .55);
            margin-bottom: 20px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .8);
            font-size: 15px;
            transition: var(--transition-base);
        }

        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, .6);
        }

        .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
        }

        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            margin-top: 50px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
        }

        .footer-copyright a {
            color: rgba(255, 255, 255, .5);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-phone-frame {
                margin: 0 auto;
            }
            .hero-phone-frame img {
                height: 420px;
            }
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--surface);
                border-radius: var(--radius-md);
                padding: 16px;
                box-shadow: var(--shadow-card);
                margin-top: 12px;
            }
            .navbar-nav {
                gap: 8px;
            }
            .navbar-nav .nav-link {
                padding: 10px 16px !important;
                border-radius: 10px;
            }
            .navbar-nav .nav-link.active::after {
                display: none;
            }
            .nav-cta-btn {
                margin-top: 4px;
                justify-content: center;
            }
            .stats-card {
                grid-template-columns: repeat(2, 1fr);
                padding: 24px;
            }
            .stat-item:nth-child(2)::after {
                display: none;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .process-step:not(:last-child)::after {
                display: none;
            }
            .cat-hero {
                padding: 64px 0 90px;
            }
            .section-padding {
                padding: 70px 0;
            }
            .section-title {
                font-size: 26px;
            }
        }

        @media (max-width: 767.98px) {
            .cat-hero h1 {
                font-size: 32px;
            }
            .cat-hero .lead {
                font-size: 15px;
            }
            .hero-phone-frame img {
                height: 360px;
            }
            .stats-card {
                padding: 20px;
                gap: 12px;
            }
            .stat-item {
                padding: 0 8px;
            }
            .stat-item .stat-num {
                font-size: 26px;
            }
            .feature-card {
                padding: 24px 20px;
            }
            .project-card-img {
                height: 190px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 20px;
                max-width: 320px;
                margin: 0 auto;
            }
            .process-step {
                display: flex;
                align-items: center;
                gap: 16px;
                text-align: left;
                padding: 16px;
                background: var(--surface);
                border-radius: var(--radius-md);
                border: 1px solid var(--line);
            }
            .process-step .step-num {
                margin-bottom: 0;
                flex-shrink: 0;
            }
            .cta-section {
                padding: 70px 0;
            }
            .cta-box h2 {
                font-size: 26px;
            }
            .related-card {
                padding: 28px;
            }
            .site-footer {
                padding-top: 60px;
            }
            .footer-copyright {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 575.98px) {
            .cat-hero-grid {
                gap: 32px;
            }
            .cat-hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cat-hero-actions .btn-cta,
            .cat-hero-actions .btn-outline-light {
                justify-content: center;
                text-align: center;
            }
            .cat-hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .cat-hero-stat {
                padding: 14px;
            }
            .cat-hero-stat .num {
                font-size: 24px;
            }
            .stats-card {
                grid-template-columns: 1fr 1fr;
            }
            .section-title {
                font-size: 24px;
            }
            .related-card .cat-link {
                flex-direction: column;
                text-align: center;
            }
            .related-card .arrow {
                margin: 0 auto;
            }
        }

        @media (max-width: 384px) {
            .cat-hero h1 {
                font-size: 28px;
            }
            .cat-hero-stats {
                grid-template-columns: 1fr;
            }
            .stats-card {
                grid-template-columns: 1fr;
            }
            .stat-item::after {
                display: none;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0B6F5C;
            --primary-ink: #0A1716;
            --accent: #D6932C;
            --cta: #F2603F;
            --paper: #F6F3EE;
            --surface: #FFFFFF;
            --line: #E6E1D8;
            --ink: #23302C;
            --muted: #8A938E;
            --grad-brand: linear-gradient(135deg, #0A1716, #0B6B5C);
            --grad-cta: linear-gradient(135deg, #D6932C, #F2603F);
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-card: 0 12px 30px rgba(10, 23, 22, .08), 0 2px 8px rgba(10, 23, 22, .04);
            --shadow-hover: 0 18px 40px rgba(10, 23, 22, .12), 0 4px 12px rgba(10, 23, 22, .06);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            font-size: 15px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--paper);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: all .25s ease;
        }
        a:hover {
            color: #085845;
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: 1280px;
        }
        .section-padding {
            padding: 96px 0;
        }
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(11, 111, 92, .08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .04em;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--primary-ink);
            margin-bottom: 10px;
        }
        .section-head p {
            color: var(--muted);
            font-size: 16px;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 60px 0;
            }
            .section-head h2 {
                font-size: 22px;
            }
        }

        /* ============ Header ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(246, 243, 238, .85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(230, 225, 216, .7);
            transition: box-shadow .3s ease, background .3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 6px 20px rgba(10, 23, 22, .06);
        }
        .site-header .navbar {
            min-height: 74px;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .brand-icon {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--grad-brand);
            border-radius: 50%;
            box-shadow: 0 4px 12px rgba(10, 23, 22, .18);
            flex-shrink: 0;
        }
        .brand-icon svg {
            width: 24px;
            height: 24px;
        }
        .brand-text-wrap {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.1;
        }
        .brand-text-main {
            font-size: 18px;
            font-weight: 800;
            color: var(--primary-ink);
            letter-spacing: .01em;
        }
        .brand-text-main span {
            color: var(--accent);
            font-weight: 600;
        }
        .brand-text-sub {
            font-size: 9px;
            font-weight: 600;
            letter-spacing: .18em;
            color: var(--muted);
        }
        .navbar-nav .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--ink);
            padding: 8px 16px !important;
            border-radius: 999px;
            transition: all .25s ease;
        }
        .navbar-nav .nav-link i {
            margin-right: 4px;
            font-size: 13px;
            color: var(--muted);
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(11, 111, 92, .06);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(11, 111, 92, .08);
        }
        .navbar-nav .nav-link.active i {
            color: var(--primary);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--grad-cta);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 22px;
            border-radius: 999px;
            box-shadow: 0 6px 16px rgba(242, 96, 63, .3);
            transition: all .3s ease;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(242, 96, 63, .38);
            color: #fff;
        }
        .navbar-toggler {
            border: none;
            padding: 4px;
            color: var(--primary);
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230B6F5C' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        @media (max-width: 991px) {
            .site-header .navbar {
                min-height: 64px;
            }
            .navbar-collapse {
                background: var(--surface);
                border-radius: var(--radius-md);
                padding: 16px;
                margin-top: 10px;
                box-shadow: var(--shadow-card);
                border: 1px solid var(--line);
            }
            .navbar-nav .nav-link {
                padding: 10px 16px !important;
            }
            .nav-cta-btn {
                margin-left: 16px;
                margin-top: 8px;
            }
        }

        /* ============ Hero ============ */
        .page-hero {
            position: relative;
            padding: 170px 0 90px;
            background: var(--grad-brand);
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -100px;
            width: 480px;
            height: 480px;
            background: radial-gradient(circle, rgba(214, 147, 44, .18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(11, 111, 92, .25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-image: linear-gradient(90deg, rgba(10, 23, 22, .88), rgba(10, 23, 22, .55)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: .55;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .12);
            color: #F1D79A;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .05em;
            padding: 6px 18px;
            border-radius: 999px;
            border: 1px solid rgba(214, 147, 44, .35);
            margin-bottom: 18px;
        }
        .page-hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 18px;
        }
        .page-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, .85);
            max-width: 520px;
            margin-bottom: 14px;
            line-height: 1.7;
        }
        .page-hero .hero-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            max-width: 540px;
            margin-bottom: 28px;
        }
        .hero-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 22px;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--grad-cta);
            color: #fff !important;
            border: none;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            box-shadow: 0 8px 22px rgba(242, 96, 63, .35);
            transition: all .3s ease;
        }
        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(242, 96, 63, .45);
            color: #fff;
        }
        .btn-cta:active {
            transform: translateY(-1px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, .6);
            border-radius: 999px;
            font-weight: 500;
            font-size: 15px;
            padding: 11px 28px;
            transition: all .3s ease;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
        }
        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
        }
        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .hero-trust i {
            color: #F1D79A;
        }
        .hero-phone-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .phone-mock {
            width: 280px;
            height: 480px;
            background: #0e1f1c;
            border-radius: 36px;
            padding: 12px;
            border: 1px solid rgba(255, 255, 255, .18);
            box-shadow: 0 30px 80px rgba(0, 0, 0, .45), 0 8px 24px rgba(0, 0, 0, .25);
            position: relative;
        }
        .phone-mock .phone-screen {
            width: 100%;
            height: 100%;
            border-radius: 26px;
            overflow: hidden;
            position: relative;
            background: linear-gradient(145deg, #0B6F5C, #0A1716);
        }
        .phone-mock .phone-screen img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: .85;
        }
        .phone-mock .phone-screen::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 23, 22, .65), transparent 45%);
        }
        .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 56px;
            height: 56px;
            background: rgba(255, 255, 255, .85);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 30px rgba(0, 0, 0, .35);
            transition: transform .3s ease;
            z-index: 2;
        }
        .play-btn:hover {
            transform: translate(-50%, -50%) scale(1.1);
        }
        .play-btn i {
            color: var(--primary);
            font-size: 20px;
            margin-left: 3px;
        }
        .phone-mock .phone-notch {
            position: absolute;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 22px;
            background: #0e1f1c;
            border-radius: 12px;
            z-index: 3;
        }
        @media (max-width: 991px) {
            .page-hero {
                padding: 140px 0 70px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-phone-wrap {
                margin-top: 48px;
            }
        }
        @media (max-width: 576px) {
            .page-hero {
                padding: 120px 0 56px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero .hero-sub {
                font-size: 15px;
            }
            .phone-mock {
                width: 230px;
                height: 400px;
            }
            .btn-cta,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        /* ============ Stats ============ */
        .stats-section {
            padding: 40px 0;
            background: var(--paper);
            border-bottom: 1px solid var(--line);
        }
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px 16px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .stat-num {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
            background: var(--grad-cta);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--muted);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-num {
                font-size: 28px;
            }
        }

        /* ============ Guide Cards ============ */
        .guide-section {
            padding: 96px 0;
            background: var(--paper);
        }
        .guide-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
        }
        .guide-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .guide-card-media {
            display: block;
            position: relative;
            padding-top: 135%;
            overflow: hidden;
            background: var(--grad-brand);
        }
        .guide-card-media img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .guide-card:hover .guide-card-media img {
            transform: scale(1.05);
        }
        .guide-card-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 23, 22, .7), transparent 50%);
        }
        .heat-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            z-index: 2;
            background: rgba(10, 23, 22, .65);
            backdrop-filter: blur(8px);
            color: #F1D79A;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            border: 1px solid rgba(214, 147, 44, .3);
        }
        .duration-badge {
            position: absolute;
            bottom: 42px;
            left: 12px;
            z-index: 2;
            background: rgba(10, 23, 22, .55);
            color: rgba(255, 255, 255, .9);
            font-size: 11px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 999px;
            letter-spacing: .04em;
        }
        .tag-badge {
            position: absolute;
            bottom: 12px;
            left: 12px;
            z-index: 2;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: .02em;
        }
        .guide-card-body {
            padding: 20px 22px 22px;
        }
        .guide-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 8px;
        }
        .guide-card-body h3 a {
            color: var(--primary-ink);
        }
        .guide-card-body h3 a:hover {
            color: var(--primary);
        }
        .guide-card-body p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 14px;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .guide-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid rgba(230, 225, 216, .7);
            padding-top: 12px;
        }
        .guide-meta span {
            font-size: 12px;
            color: var(--muted);
        }
        .guide-meta a {
            font-size: 13px;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .guide-section {
                padding: 56px 0;
            }
            .guide-card-body {
                padding: 16px;
            }
            .guide-card-body h3 {
                font-size: 15px;
            }
        }

        /* ============ Scene ============ */
        .scene-section {
            padding: 96px 0;
            background: linear-gradient(180deg, var(--paper), #EDE8DF);
        }
        .scene-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
        }
        .scene-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .scene-card i {
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 14px;
            display: inline-block;
        }
        .scene-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 6px;
        }
        .scene-card p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .scene-section {
                padding: 56px 0;
            }
            .scene-card {
                padding: 20px 14px;
            }
            .scene-card h3 {
                font-size: 15px;
            }
            .scene-card p {
                font-size: 12px;
            }
        }

        /* ============ Steps ============ */
        .steps-section {
            padding: 96px 0;
            background: var(--paper);
        }
        .step-card {
            position: relative;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 32px 24px 24px;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
            overflow: hidden;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--accent);
            border-radius: 0 4px 4px 0;
        }
        .step-num {
            font-size: 34px;
            font-weight: 800;
            color: rgba(11, 111, 92, .12);
            line-height: 1;
            display: block;
            margin-bottom: 12px;
            font-variant-numeric: tabular-nums;
        }
        .step-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.65;
        }
        @media (max-width: 768px) {
            .steps-section {
                padding: 56px 0;
            }
            .step-card {
                padding: 24px 18px;
            }
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding: 96px 0;
            background: linear-gradient(180deg, var(--paper), #EDE8DF);
        }
        .custom-accordion .accordion-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-md) !important;
            margin-bottom: 14px;
            background: var(--surface);
            box-shadow: 0 2px 10px rgba(10, 23, 22, .04);
            overflow: hidden;
        }
        .custom-accordion .accordion-button {
            background: var(--surface);
            color: var(--primary-ink);
            font-size: 15px;
            font-weight: 600;
            padding: 18px 22px;
            box-shadow: none;
            border: none;
            transition: color .25s ease;
        }
        .custom-accordion .accordion-button:focus {
            box-shadow: none;
        }
        .custom-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(11, 111, 92, .03);
        }
        .custom-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B6F5C'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform .3s ease;
        }
        .custom-accordion .accordion-button:hover {
            color: var(--primary);
        }
        .custom-accordion .accordion-body {
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            border-top: 1px solid rgba(230, 225, 216, .4);
        }
        @media (max-width: 768px) {
            .faq-section {
                padding: 56px 0;
            }
            .custom-accordion .accordion-button {
                font-size: 14px;
                padding: 15px 16px;
            }
            .custom-accordion .accordion-body {
                padding: 0 16px 16px;
                font-size: 13px;
            }
        }

        /* ============ CTA ============ */
        .cta-section {
            padding: 60px 0;
            background: var(--paper);
        }
        .cta-banner {
            background: var(--grad-brand);
            border-radius: 28px;
            padding: 64px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(214, 147, 44, .25), transparent 70%);
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -40px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(11, 111, 92, .3), transparent 70%);
        }
        .cta-banner h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            font-size: 15px;
            color: rgba(255, 255, 255, .75);
            max-width: 400px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }
        .cta-banner .btn-cta {
            position: relative;
            z-index: 1;
            font-size: 16px;
            padding: 14px 36px;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-banner {
                padding: 44px 20px;
                border-radius: 20px;
            }
            .cta-banner h2 {
                font-size: 22px;
            }
            .cta-banner p {
                font-size: 14px;
            }
            .cta-banner .btn-cta {
                width: 100%;
                justify-content: center;
            }
        }

        /* ============ Related Categories ============ */
        .related-section {
            padding: 60px 0 96px;
            background: var(--paper);
        }
        .related-card {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
            overflow: hidden;
            position: relative;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .related-card img {
            width: 140px;
            height: 140px;
            object-fit: cover;
            border-radius: 18px;
            flex-shrink: 0;
        }
        .related-text span {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: .05em;
        }
        .related-text h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-ink);
            margin: 6px 0 4px;
        }
        .related-text p {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 10px;
            line-height: 1.65;
        }
        .related-text .link-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .related-text .link-more i {
            font-size: 12px;
            margin-left: 4px;
            transition: transform .25s ease;
        }
        .related-card:hover .link-more i {
            transform: translateX(4px);
        }
        @media (max-width: 768px) {
            .related-section {
                padding: 40px 0 60px;
            }
            .related-card {
                flex-direction: column;
                text-align: center;
                padding: 24px;
            }
            .related-card img {
                width: 100%;
                height: 180px;
            }
            .related-text h3 {
                font-size: 18px;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--primary-ink);
            padding: 72px 0 0;
            color: rgba(255, 255, 255, .7);
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand .brand-icon {
            background: var(--grad-brand);
            border: 1px solid rgba(255, 255, 255, .08);
            box-shadow: 0 4px 16px rgba(0, 0, 0, .3);
        }
        .footer-brand .brand-text-main {
            color: #fff;
        }
        .footer-brand .brand-text-sub {
            color: rgba(255, 255, 255, .45);
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .55);
            margin-bottom: 20px;
            max-width: 340px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .06);
            color: rgba(255, 255, 255, .6);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: all .3s ease;
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-ink);
            transform: translateY(-3px);
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .55);
            font-size: 14px;
            transition: all .25s ease;
        }
        .footer-links a i {
            font-size: 11px;
            margin-right: 6px;
            color: rgba(214, 147, 44, .6);
            transition: transform .25s ease;
        }
        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, .55);
            line-height: 1.6;
        }
        .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
            min-width: 16px;
        }
        .footer-bottom {
            margin-top: 48px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .35);
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 56px 0 0;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: article */
:root{
            --primary:#0B6F5C;
            --primary-dark:#09564A;
            --primary-ink:#0A1716;
            --accent:#D6932C;
            --accent-light:#E9B45A;
            --cta:#F2603F;
            --paper:#F6F3EE;
            --surface:#FFFFFF;
            --line:#E6E1D8;
            --ink:#23302C;
            --muted:#8A938E;
            --grad-brand:linear-gradient(135deg,#0A1716,#0B6B5C);
            --grad-cta:linear-gradient(135deg,#D6932C,#F2603F);
            --radius-xl:24px;
            --radius-lg:18px;
            --radius-md:14px;
            --radius-sm:8px;
            --shadow-card:0 12px 30px rgba(10,23,22,.08),0 2px 8px rgba(10,23,22,.04);
            --shadow-card-hover:0 22px 44px rgba(10,23,22,.13),0 6px 16px rgba(10,23,22,.07);
            --font-base:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
        }
        *{box-sizing:border-box}
        html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
        body{
            margin:0;
            font-family:var(--font-base);
            font-size:16px;
            line-height:1.75;
            background:var(--paper);
            color:var(--ink);
            -webkit-font-smoothing:antialiased;
        }
        a{color:var(--primary);text-decoration:none;transition:color .25s ease}
        a:hover{color:var(--cta)}
        img{max-width:100%;height:auto;display:block}
        .container{max-width:1280px}
        a:focus-visible,button:focus-visible,input:focus-visible{
            outline:3px solid rgba(214,147,44,.5);
            outline-offset:3px;
            border-radius:6px;
        }
        .site-header{
            position:sticky;
            top:0;
            z-index:1025;
            background:rgba(246,243,238,.86);
            backdrop-filter:blur(14px);
            -webkit-backdrop-filter:blur(14px);
            border-bottom:1px solid rgba(230,225,216,.7);
            transition:background .3s ease,box-shadow .3s ease;
        }
        .site-header.is-scrolled{
            background:rgba(246,243,238,.95);
            box-shadow:0 8px 30px rgba(10,23,22,.06);
        }
        .site-header .navbar{min-height:76px}
        .brand-logo,.footer-brand{
            display:inline-flex;
            align-items:center;
            gap:12px;
        }
        .brand-icon{
            width:46px;height:46px;
            display:inline-flex;
            align-items:center;
            justify-content:center;
            background:var(--primary-ink);
            border-radius:50%;
            box-shadow:0 0 0 2px rgba(214,147,44,.35),0 4px 14px rgba(10,23,22,.2);
            flex:0 0 auto;
        }
        .brand-icon svg{
            width:30px;height:30px;
            display:block;
        }
        .brand-text-wrap,.footer-brand-text{
            display:inline-flex;
            flex-direction:column;
            line-height:1.2;
        }
        .brand-text-main{
            font-weight:800;
            font-size:21px;
            color:var(--primary-ink);
            letter-spacing:.03em;
        }
        .brand-text-main span{
            font-weight:700;
            color:var(--accent);
        }
        .brand-text-sub{
            font-size:10px;
            letter-spacing:.32em;
            color:var(--muted);
            margin-top:3px;
            font-weight:600;
        }
        .site-header .navbar-nav .nav-link{
            padding:10px 18px;
            font-size:15px;
            font-weight:500;
            color:var(--ink);
            border-radius:999px;
            position:relative;
            display:inline-flex;
            align-items:center;
            gap:7px;
        }
        .site-header .navbar-nav .nav-link i{
            color:var(--primary);
            font-size:14px;
        }
        .site-header .navbar-nav .nav-link:hover{
            color:var(--primary);
            background:rgba(11,111,92,.06);
        }
        .site-header .navbar-nav .nav-link.active{
            color:var(--primary);
            font-weight:700;
            background:rgba(11,111,92,.08);
        }
        .site-header .navbar-nav .nav-link.active:after{
            content:"";
            position:absolute;
            left:18px;
            right:18px;
            bottom:3px;
            height:2px;
            border-radius:2px;
            background:var(--accent);
        }
        .nav-cta-btn{
            padding:11px 22px;
            border-radius:999px;
            font-size:14px;
            font-weight:700;
            color:#fff;
            background-image:var(--grad-cta);
            box-shadow:0 8px 18px rgba(242,96,63,.24);
            display:inline-flex;
            align-items:center;
            gap:8px;
            white-space:nowrap;
            transition:transform .25s,box-shadow .25s,filter .25s;
        }
        .nav-cta-btn:hover{
            color:#fff;
            transform:translateY(-2px);
            filter:saturate(.92) brightness(1.03);
            box-shadow:0 14px 26px rgba(242,96,63,.3);
        }
        .navbar-toggler{
            border:0;
            padding:8px 10px;
            border-radius:12px;
            color:var(--primary);
        }
        .navbar-toggler:focus{
            box-shadow:none;
        }
        .navbar-light .navbar-toggler-icon{
            background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230B6F5C' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .article-topband{
            background:
                linear-gradient(90deg,rgba(10,23,22,.78) 0%,rgba(11,111,92,.62) 55%,rgba(10,23,22,.32) 100%),
                url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            color:#fff;
            padding:72px 0 64px;
            position:relative;
            overflow:hidden;
        }
        .article-topband:before{
            content:"";
            position:absolute;
            right:-80px;
            top:-100px;
            width:340px;
            height:340px;
            border-radius:50%;
            background:radial-gradient(circle,rgba(214,147,44,.28),transparent 68%);
        }
        .article-topband .breadcrumb-crumb{
            display:inline-flex;
            flex-wrap:wrap;
            align-items:center;
            gap:8px;
            font-size:13px;
            color:rgba(255,255,255,.76);
            background:rgba(255,255,255,.08);
            border:1px solid rgba(255,255,255,.12);
            border-radius:999px;
            padding:7px 16px;
            margin-bottom:24px;
            backdrop-filter:blur(4px);
        }
        .article-topband .breadcrumb-crumb a{
            color:rgba(255,255,255,.8);
            display:inline-flex;
            align-items:center;
            gap:6px;
        }
        .article-topband .breadcrumb-crumb a:hover{color:#fff}
        .crumb-sep{
            color:var(--accent-light);
            font-size:11px;
        }
        .crumb-now{
            max-width:360px;
            white-space:nowrap;
            overflow:hidden;
            text-overflow:ellipsis;
            color:#fff;
        }
        .article-h1{
            font-size:42px;
            font-weight:800;
            line-height:1.22;
            max-width:920px;
            margin:0 0 22px;
            letter-spacing:.01em;
        }
        .article-meta-line{
            display:flex;
            flex-wrap:wrap;
            gap:12px 20px;
            align-items:center;
            margin-top:18px;
        }
        .meta-item{
            display:inline-flex;
            align-items:center;
            gap:8px;
            background:rgba(255,255,255,.08);
            border:1px solid rgba(255,255,255,.14);
            color:rgba(255,255,255,.94);
            padding:7px 14px;
            border-radius:999px;
            font-size:13px;
        }
        .meta-item i{
            color:var(--accent-light);
        }

        .article-main-wrap{
            padding:60px 0 80px;
        }
        .article-content-shell{
            max-width:780px;
            margin:0 auto;
        }
        .article-poster-card{
            border-radius:var(--radius-xl);
            overflow:hidden;
            background:var(--primary-ink);
            margin-bottom:36px;
            box-shadow:var(--shadow-card);
        }
        .article-poster-card img{
            width:100%;
            height:auto;
            max-height:420px;
            object-fit:cover;
        }

        .article-rich-content{
            background:var(--surface);
            border:1px solid var(--line);
            border-radius:var(--radius-xl);
            padding:44px 52px;
            box-shadow:var(--shadow-card);
            font-size:17px;
            line-height:1.9;
            color:var(--ink);
            word-break:break-word;
        }
        .article-rich-content p{
            margin-bottom:1.45em;
        }
        .article-rich-content h2,
        .article-rich-content h3{
            color:var(--primary-ink);
            font-weight:800;
            line-height:1.35;
            margin-top:2em;
            margin-bottom:.75em;
        }
        .article-rich-content h2{
            font-size:28px;
            border-left:4px solid var(--accent);
            padding-left:16px;
        }
        .article-rich-content h3{
            font-size:21px;
        }
        .article-rich-content img{
            border-radius:var(--radius-md);
            margin:28px 0;
        }
        .article-rich-content blockquote{
            border-left:4px solid var(--accent);
            background:#FDF9F3;
            margin:30px 0;
            padding:22px 26px;
            color:var(--ink);
            border-radius:0 var(--radius-lg) var(--radius-lg) 0;
        }
        .article-rich-content ul,
        .article-rich-content ol{
            padding-left:1.4em;
            margin:0 0 1.45em;
        }
        .article-rich-content li{
            margin-bottom:.65em;
        }
        .article-rich-content a{
            text-decoration:underline;
            text-underline-offset:3px;
            font-weight:500;
        }
        .article-tag-line{
            margin-top:40px;
            padding-top:28px;
            border-top:1px dashed var(--line);
            display:flex;
            flex-wrap:wrap;
            gap:12px 18px;
            align-items:center;
        }
        .article-tag-line .tags{
            display:flex;
            flex-wrap:wrap;
            gap:8px;
        }
        .tag-pill{
            display:inline-flex;
            align-items:center;
            gap:6px;
            background:#F1EDE6;
            border-radius:999px;
            color:var(--primary);
            padding:5px 14px;
            font-size:13px;
            font-weight:600;
        }
        .tag-pill i{
            font-size:11px;
            color:var(--accent);
        }
        .back-category-btn{
            display:inline-flex;
            align-items:center;
            gap:8px;
            background:var(--surface);
            border:1px solid var(--line);
            color:var(--ink);
            border-radius:999px;
            padding:8px 18px;
            font-size:14px;
            font-weight:600;
            transition:border-color .25s,color .25s,background .25s;
        }
        .back-category-btn:hover{
            border-color:var(--primary);
            color:var(--primary);
            background:rgba(11,111,92,.06);
        }

        .not-found{
            max-width:760px;
            margin:0 auto;
            background:var(--surface);
            border:1px dashed var(--line);
            border-radius:var(--radius-xl);
            padding:90px 30px;
            text-align:center;
        }
        .not-found-icon{
            width:96px;
            height:96px;
            margin:0 auto 24px;
            background:#F4F0E8;
            border-radius:50%;
            display:flex;
            align-items:center;
            justify-content:center;
            font-size:40px;
            color:var(--accent);
        }
        .not-found h2{
            font-size:28px;
            font-weight:800;
            color:var(--primary-ink);
            margin-bottom:12px;
        }
        .not-found p{
            color:var(--muted);
            margin-bottom:28px;
        }
        .btn-homepage{
            display:inline-flex;
            align-items:center;
            gap:10px;
            background-image:var(--grad-brand);
            color:#fff;
            border-radius:999px;
            padding:12px 28px;
            font-weight:700;
            box-shadow:0 8px 20px rgba(10,23,22,.18);
            transition:transform .25s,box-shadow .25s;
        }
        .btn-homepage:hover{
            color:#fff;
            transform:translateY(-2px);
            box-shadow:0 16px 30px rgba(10,23,22,.22);
        }

        .article-related{
            max-width:780px;
            margin:44px auto 0;
            padding:32px;
            background:rgba(255,255,255,.55);
            border:1px solid rgba(230,225,216,.65);
            border-radius:var(--radius-xl);
        }
        .related-heading{
            display:flex;
            justify-content:space-between;
            align-items:center;
            margin-bottom:20px;
        }
        .related-heading h2{
            color:var(--primary-ink);
            font-size:21px;
            font-weight:800;
            margin:0;
        }
        .related-heading a{
            font-size:14px;
        }
        .related-row{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:18px;
        }
        .related-card{
            background:var(--surface);
            border:1px solid var(--line);
            border-radius:var(--radius-lg);
            overflow:hidden;
            box-shadow:0 2px 10px rgba(10,23,22,.04);
            transition:transform .25s,box-shadow .25s;
        }
        .related-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow-card-hover);
        }
        .related-card-img{
            height:118px;
            background-size:cover;
            background-position:center;
            position:relative;
        }
        .related-card-img:after{
            content:"";
            position:absolute;
            inset:0;
            background:linear-gradient(to top,rgba(10,23,22,.5),transparent 60%);
        }
        .related-card-body{
            padding:14px 16px 16px;
        }
        .related-card-body h3{
            font-size:15px;
            font-weight:700;
            color:var(--ink);
            margin:0 0 8px;
            line-height:1.5;
        }
        .related-card-body .related-date{
            color:var(--muted);
            font-size:12px;
        }

        .article-cta{
            max-width:780px;
            margin:34px auto 0;
        }
        .cta-banner{
            background:var(--grad-brand);
            border-radius:var(--radius-xl);
            padding:34px 42px;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:28px;
            flex-wrap:wrap;
            color:#fff;
            position:relative;
            overflow:hidden;
        }
        .cta-banner:after{
            content:"";
            position:absolute;
            right:-60px;
            bottom:-80px;
            width:230px;
            height:230px;
            border:32px solid rgba(214,147,44,.18);
            border-radius:50%;
        }
        .cta-banner h2{
            font-size:26px;
            font-weight:800;
            margin:0 0 8px;
        }
        .cta-banner p{
            color:rgba(255,255,255,.8);
            margin:0;
            font-size:15px;
        }
        .btn-cta{
            position:relative;
            z-index:2;
            display:inline-flex;
            align-items:center;
            gap:9px;
            background-image:var(--grad-cta);
            color:#fff;
            border-radius:999px;
            padding:12px 30px;
            font-weight:800;
            box-shadow:0 10px 26px rgba(242,96,63,.38);
            transition:transform .25s,box-shadow .25s,filter .25s;
        }
        .btn-cta:hover{
            color:#fff;
            transform:translateY(-2px);
            box-shadow:0 16px 32px rgba(242,96,63,.46);
            filter:saturate(.92) brightness(1.04);
        }

        .site-footer{
            background:var(--primary-ink);
            color:rgba(255,255,255,.82);
            padding:70px 0 0;
        }
        .site-footer .footer-brand{
            color:#fff;
            margin-bottom:10px;
        }
        .site-footer .brand-text-main{color:#fff}
        .site-footer .brand-text-main span{color:var(--accent-light)}
        .site-footer .brand-text-sub{color:rgba(255,255,255,.42)}
        .footer-desc{
            color:rgba(255,255,255,.58);
            line-height:1.8;
            max-width:350px;
            margin:18px 0 20px;
            font-size:14px;
        }
        .footer-social{
            display:flex;
            gap:12px;
        }
        .footer-social a{
            width:42px;
            height:42px;
            border-radius:50%;
            border:1px solid rgba(255,255,255,.14);
            color:rgba(255,255,255,.7);
            display:inline-flex;
            align-items:center;
            justify-content:center;
            transition:background .25s,color .25s,transform .25s;
        }
        .footer-social a:hover{
            background:var(--accent);
            color:#fff;
            border-color:var(--accent);
            transform:translateY(-3px);
        }
        .footer-title{
            font-size:17px;
            font-weight:800;
            margin-bottom:22px;
            color:#fff;
            position:relative;
            padding-bottom:10px;
        }
        .footer-title:after{
            content:"";
            position:absolute;
            left:0;
            bottom:0;
            width:32px;
            height:2px;
            border-radius:2px;
            background:var(--accent);
        }
        .footer-links{
            list-style:none;
            padding:0;
            margin:0;
        }
        .footer-links li{
            margin-bottom:12px;
        }
        .footer-links a{
            color:rgba(255,255,255,.6);
            display:inline-flex;
            align-items:center;
            gap:7px;
            font-size:14px;
            transition:background .25s,color .25s,padding-left .25s;
        }
        .footer-links a i{
            color:var(--accent);
            font-size:12px;
        }
        .footer-links a:hover{
            color:#fff;
            padding-left:4px;
        }
        .footer-contact-list{
            list-style:none;
            padding:0;
            margin:0;
        }
        .footer-contact-list li{
            display:flex;
            gap:12px;
            padding:6px 0;
            align-items:flex-start;
            font-size:14px;
            line-height:1.7;
            color:rgba(255,255,255,.6);
        }
        .footer-contact-list i{
            color:var(--accent);
            margin-top:5px;
            width:16px;
            text-align:center;
        }
        .footer-bottom{
            border-top:1px solid rgba(255,255,255,.08);
            padding:26px 0;
            margin-top:50px;
            text-align:center;
            color:rgba(255,255,255,.4);
            font-size:13px;
        }
        .footer-bottom p{
            margin:0;
        }

        @media (max-width:991px){
            .site-header .navbar-collapse{
                margin-top:12px;
                background:var(--surface);
                border:1px solid var(--line);
                border-radius:20px;
                padding:16px;
                box-shadow:var(--shadow-card);
            }
            .site-header .navbar-nav .nav-link{
                padding:13px 16px;
                border-radius:12px;
            }
            .site-header .navbar-nav .nav-link.active:after{
                left:16px;
                right:auto;
                width:24px;
            }
            .nav-cta-btn{
                margin-left:0;
                margin-top:12px;
                justify-content:center;
            }
            .article-h1{
                font-size:34px;
            }
            .article-topband{
                padding:58px 0 48px;
            }
        }
        @media (max-width:767px){
            .article-topband{
                padding:48px 0 40px;
            }
            .article-h1{
                font-size:30px;
            }
            .article-content-shell{
                max-width:100%;
            }
            .article-rich-content{
                padding:30px 22px;
                border-radius:18px;
            }
            .article-poster-card img{
                max-height:240px;
            }
            .related-row{
                grid-template-columns:1fr 1fr;
            }
            .article-related{
                padding:22px 18px;
            }
            .cta-banner{
                padding:26px 24px;
            }
            .article-meta-line{
                align-items:flex-start;
                flex-direction:column;
                gap:9px;
            }
            .site-footer{
                padding-top:46px;
            }
        }
        @media (max-width:520px){
            .article-h1{
                font-size:26px;
            }
            .breadcrumb-crumb{
                font-size:12px;
                padding:6px 12px;
            }
            .crumb-now{
                max-width:180px;
            }
            .article-rich-content h2{
                font-size:23px;
            }
            .article-rich-content h3{
                font-size:18px;
            }
            .related-row{
                grid-template-columns:1fr;
            }
            .article-related-heading a{
                font-size:13px;
            }
            .cta-banner h2{
                font-size:21px;
            }
            .btn-cta{
                width:100%;
                justify-content:center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0B6F5C;
            --primary-deep: #085447;
            --primary-soft: rgba(11, 111, 92, .1);
            --primary-ink: #0A1716;
            --accent: #D6932C;
            --accent-light: #E9B45A;
            --cta: #F2603F;
            --cta-deep: #D94D32;
            --paper: #F6F3EE;
            --surface: #FFFFFF;
            --line: #E6E1D8;
            --ink: #23302C;
            --muted: #8A938E;
            --grad-brand: linear-gradient(135deg, #081513, #0B4E42 45%, #0B6F5C);
            --grad-cta: linear-gradient(120deg, #D6932C, #F2603F);
            --shadow-card: 0 12px 30px rgba(10, 23, 22, .08), 0 2px 8px rgba(10, 23, 22, .04);
            --shadow-hover: 0 18px 42px rgba(10, 23, 22, .13), 0 8px 20px rgba(10, 23, 22, .07);
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-pill: 999px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--paper);
            color: var(--ink);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", sans-serif;
            line-height: 1.75;
            overflow-x: hidden;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .22s ease, background-color .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease;
        }

        a:hover {
            color: var(--primary-deep);
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(214, 147, 44, .45);
            outline-offset: 3px;
        }

        .container {
            max-width: 1280px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(246, 243, 238, .76);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(10, 23, 22, .05);
            transition: background .3s ease, box-shadow .3s ease;
        }

        .site-header.is-scrolled {
            background: rgba(246, 243, 238, .92);
            box-shadow: 0 12px 30px rgba(10, 23, 22, .06);
        }

        .site-header .navbar {
            min-height: 80px;
            position: relative;
        }

        .navbar-brand {
            max-width: 340px;
            display: inline-flex;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }

        .brand-icon {
            flex: 0 0 42px;
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--grad-brand);
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .1), 0 6px 16px rgba(10, 23, 22, .16);
        }

        .brand-icon svg {
            width: 26px;
            height: 26px;
        }

        .brand-text-wrap {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            min-width: 0;
        }

        .brand-text-main {
            color: var(--primary-ink);
            font-weight: 800;
            font-size: 1.08rem;
            letter-spacing: .02em;
            white-space: nowrap;
        }

        .brand-text-main span {
            color: var(--primary);
            font-weight: 700;
            font-size: .92rem;
        }

        .brand-text-sub {
            color: var(--muted);
            font-size: .64rem;
            font-weight: 600;
            letter-spacing: .18em;
            margin-top: 2px;
        }

        .navbar-nav {
            gap: 2px;
        }

        .navbar .nav-link {
            color: var(--ink);
            font-weight: 500;
            font-size: .96rem;
            padding: .55rem 1.05rem !important;
            border-radius: var(--radius-pill);
            position: relative;
            transition: color .22s ease, background .22s ease;
        }

        .navbar .nav-link i {
            width: 18px;
            color: var(--primary);
            margin-right: 5px;
            text-align: center;
        }

        .navbar .nav-link:hover {
            color: var(--primary-deep);
            background: rgba(11, 111, 92, .08);
        }

        .navbar .nav-link.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(11, 111, 92, .08);
        }

        .navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 1.05rem;
            right: 1.05rem;
            bottom: .32rem;
            height: 2px;
            border-radius: 3px;
            background: var(--accent);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--grad-cta);
            color: #fff;
            font-weight: 700;
            font-size: .92rem;
            padding: .62rem 1.3rem;
            border-radius: var(--radius-pill);
            box-shadow: 0 10px 24px rgba(242, 96, 63, .28);
            transition: transform .25s ease, box-shadow .25s ease, color .22s ease;
            line-height: 1.3;
        }

        .nav-cta-btn i {
            font-size: .9rem;
        }

        .nav-cta-btn:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(242, 96, 63, .35);
        }

        .navbar-toggler {
            border: 0;
            box-shadow: none !important;
            width: 44px;
            height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(11, 111, 92, .08);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(11,111,92,1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='3' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .site-header {
                padding: 10px 0;
            }

            .site-header .navbar {
                min-height: 1px;
            }

            .site-header #mainNavbar.show,
            .site-header #mainNavbar.collapsing {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                margin: 14px 12px 0;
                padding: 18px;
                background: #fff;
                border: 1px solid var(--line);
                border-radius: 24px;
                box-shadow: var(--shadow-hover);
            }

            .site-header .navbar-nav {
                align-items: stretch;
                gap: 6px;
                width: 100%;
            }

            .site-header .navbar-nav .nav-item {
                text-align: center;
            }

            .navbar .nav-link {
                border-radius: 14px;
            }

            .navbar .nav-link.active::after {
                display: none;
            }

            .nav-cta-btn {
                margin: 10px auto 2px;
                min-width: 180px;
            }

            .brand-text-main {
                white-space: normal;
                font-size: 1rem;
            }
        }

        .btn {
            border: 0;
            border-radius: var(--radius-pill);
            font-weight: 600;
            padding: 12px 28px;
            letter-spacing: .02em;
            transition: transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease;
        }

        .btn-cta {
            background: var(--grad-cta);
            color: #fff !important;
            box-shadow: 0 12px 26px rgba(242, 96, 63, .3);
        }

        .btn-cta:hover,
        .btn-cta:active {
            color: #fff !important;
            transform: translateY(-3px);
            box-shadow: 0 16px 34px rgba(242, 96, 63, .38);
        }

        .btn-brand {
            background: var(--primary);
            color: #fff !important;
        }

        .btn-brand:hover {
            background: var(--primary-deep);
            color: #fff !important;
            transform: translateY(-3px);
        }

        .btn-outline-light {
            border: 1.5px solid rgba(255, 255, 255, .7);
            color: #fff !important;
            background: transparent;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .14);
            color: #fff !important;
            transform: translateY(-3px);
        }

        .hero-global {
            position: relative;
            padding: 104px 0 112px;
            color: #fff;
            background:
                linear-gradient(108deg, rgba(8, 21, 19, .97) 0%, rgba(9, 55, 47, .95) 40%, rgba(11, 111, 92, .82) 100%),
                url("/assets/images/backpic/back-1.webp") center / cover no-repeat;
            overflow: hidden;
        }

        .hero-global::before {
            content: "";
            position: absolute;
            top: -180px;
            right: -120px;
            width: 460px;
            height: 460px;
            border-radius: 50%;
            border: 60px solid rgba(214, 147, 44, .07);
            pointer-events: none;
        }

        .hero-global::after {
            content: "";
            position: absolute;
            left: -100px;
            bottom: -160px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(11, 111, 92, .16);
            filter: blur(20px);
        }

        .hero-global .container {
            position: relative;
            z-index: 2;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: var(--radius-pill);
            padding: 7px 16px;
            font-size: .86rem;
            font-weight: 500;
            margin-bottom: 20px;
            letter-spacing: .05em;
            color: #F9F0DF;
        }

        .hero-eyebrow i {
            color: var(--accent-light);
        }

        .hero-title {
            color: #fff;
            font-weight: 800;
            font-size: clamp(1.85rem, 4.6vw, 3.15rem);
            line-height: 1.22;
            letter-spacing: .01em;
        }

        .hero-title .hero-accent {
            color: var(--accent-light);
            position: relative;
            display: inline-block;
        }

        .hero-lead {
            font-size: 1.06rem;
            color: rgba(255, 255, 255, .88);
            max-width: 660px;
            margin-top: 18px;
            line-height: 1.8;
        }

        .hero-trust {
            list-style: none;
            margin: 22px 0 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
        }

        .hero-trust li {
            font-size: .86rem;
            color: rgba(255, 255, 255, .82);
        }

        .hero-trust li i {
            color: var(--accent-light);
            margin-right: 4px;
        }

        .hero-btn-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 30px;
        }

        .hero-user-line {
            margin-top: 24px;
            font-size: .86rem;
            color: rgba(255, 255, 255, .7);
        }

        .hero-user-line .user-avatars {
            display: inline-flex;
            align-items: center;
            margin-right: 8px;
        }

        .hero-visual-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
            position: relative;
            padding: 20px 0;
        }

        .phone-frame {
            width: min(270px, 82vw);
            border-radius: 38px;
            padding: 9px;
            background: rgba(255, 255, 255, .15);
            border: 1px solid rgba(255, 255, 255, .25);
            box-shadow: 0 32px 70px rgba(0, 0, 0, .35);
            aspect-ratio: 9 / 19.2;
        }

        .phone-screen {
            position: relative;
            width: 100%;
            height: 100%;
            border-radius: 30px;
            overflow: hidden;
            background: var(--primary-ink);
        }

        .phone-screen img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .phone-screen::after {
            content: "";
            position: absolute;
            top: 8px;
            left: 50%;
            transform: translateX(-50%);
            width: 74px;
            height: 20px;
            background: var(--primary-ink);
            border-radius: 0 0 14px 14px;
            z-index: 4;
            opacity: .8;
        }

        .phone-gradient {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 34%, rgba(8, 21, 19, .2) 58%, rgba(8, 21, 19, .78) 100%);
            z-index: 2;
        }

        .phone-label {
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 16px;
            z-index: 3;
            color: #fff;
        }

        .phone-label .small {
            font-size: .68rem;
            opacity: .82;
            letter-spacing: .1em;
        }

        .phone-label .main {
            font-weight: 800;
            font-size: .98rem;
            margin-top: 2px;
        }

        .phone-play {
            position: absolute;
            left: 50%;
            top: 46%;
            transform: translate(-50%, -50%);
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .22);
            border: 1px solid rgba(255, 255, 255, .5);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            z-index: 3;
            cursor: pointer;
            backdrop-filter: blur(6px);
            transition: transform .25s ease;
        }

        .phone-play:hover {
            transform: translate(-50%, -50%) scale(1.1);
            color: #fff;
        }

        .screen-hot {
            position: absolute;
            top: 36px;
            left: 14px;
            z-index: 3;
            background: rgba(242, 96, 63, .88);
            color: #fff;
            font-size: .7rem;
            font-weight: 700;
            padding: 5px 10px;
            border-radius: var(--radius-pill);
        }

        .screen-float {
            position: absolute;
            right: -20px;
            top: 118px;
            background: rgba(255, 255, 255, .92);
            border-radius: 16px;
            padding: 10px 13px;
            z-index: 4;
            color: var(--primary-ink);
            font-size: .78rem;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .screen-float i {
            color: var(--accent);
            font-size: 18px;
        }

        .stats-ribbon {
            position: relative;
            z-index: 5;
            margin-top: -54px;
        }

        .stats-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            padding: 30px 26px 18px;
        }

        .stats-item {
            padding: 8px 18px 20px;
            position: relative;
        }

        .stats-item + .stats-item::after {
            content: "";
            position: absolute;
            top: 20%;
            left: 0;
            width: 1px;
            height: 60%;
            background: var(--line);
        }

        .stat-num {
            font-family: inherit;
            font-size: clamp(1.8rem, 3.4vw, 2.65rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -.02em;
            background: var(--grad-cta);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-variant-numeric: tabular-nums;
        }

        .stat-unit {
            font-size: .95rem;
            margin-left: 4px;
        }

        .stat-label {
            color: var(--muted);
            font-size: .88rem;
            margin-top: 6px;
        }

        .stat-label i {
            color: var(--primary);
            margin-right: 4px;
        }

        .stats-card .col-6:nth-child(2) .stats-item::after {
            display: none;
        }

        .section-main {
            padding: 92px 0;
        }

        .section-paper {
            background: var(--paper);
        }

        .section-white {
            background: var(--surface);
        }

        .section-tint {
            background: linear-gradient(180deg, #F0ECE4 0%, var(--paper) 100%);
        }

        .section-head {
            margin-bottom: 40px;
        }

        .section-head.center {
            text-align: center;
        }

        .kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
            color: var(--primary);
            font-size: .84rem;
            font-weight: 700;
            letter-spacing: .08em;
        }

        .kicker::before {
            content: "";
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 4px;
        }

        .center .kicker::after {
            content: "";
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 4px;
        }

        .section-title {
            font-size: clamp(1.35rem, 3.2vw, 2.2rem);
            color: var(--primary-ink);
            font-weight: 800;
            line-height: 1.28;
            letter-spacing: -.01em;
            margin-bottom: 14px;
        }

        .section-desc {
            color: var(--muted);
            max-width: 760px;
            font-size: .96rem;
        }

        .center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        .reason-card {
            border-radius: var(--radius-xl);
            background: var(--surface);
            border: 1px solid rgba(230, 225, 216, .85);
            padding: 30px 26px;
            height: 100%;
            box-shadow: 0 6px 18px rgba(10, 23, 22, .04);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .reason-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(11, 111, 92, .26);
        }

        .reason-icon {
            width: 54px;
            height: 54px;
            border-radius: 18px;
            background: linear-gradient(145deg, rgba(11, 111, 92, .12), rgba(214, 147, 44, .1));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 20px;
        }

        .reason-card h3 {
            font-size: 1.16rem;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 10px;
        }

        .reason-card p {
            color: var(--muted);
            font-size: .9rem;
            margin: 0;
            line-height: 1.75;
        }

        .topic-card {
            border-radius: var(--radius-xl);
            background: var(--surface);
            border: 1px solid var(--line);
            overflow: hidden;
            height: 100%;
            box-shadow: 0 6px 18px rgba(10, 23, 22, .04);
            display: flex;
            flex-direction: column;
            transition: transform .25s ease, box-shadow .25s ease;
        }

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

        .topic-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: linear-gradient(135deg, #0B6F5C, #D6932C);
        }

        .topic-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }

        .topic-card:hover .topic-media img {
            transform: scale(1.06);
        }

        .topic-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 21, 19, .12) 0%, rgba(8, 21, 19, 0) 30%, rgba(8, 21, 19, .32) 100%);
        }

        .media-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255, 255, 255, .9);
            color: var(--primary-ink);
            font-size: .72rem;
            font-weight: 700;
            padding: 5px 11px;
            border-radius: 50px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            backdrop-filter: blur(4px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
        }

        .media-time {
            position: absolute;
            bottom: 12px;
            right: 12px;
            z-index: 2;
            color: #fff;
            background: rgba(8, 21, 19, .62);
            font-size: .72rem;
            padding: 4px 9px;
            border-radius: 50px;
            backdrop-filter: blur(4px);
        }

        .topic-body {
            display: flex;
            flex-direction: column;
            flex: 1;
            padding: 22px 22px 24px;
        }

        .topic-meta {
            font-size: .78rem;
            color: var(--muted);
            letter-spacing: .04em;
            margin-bottom: 8px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .topic-meta span i {
            color: var(--accent);
        }

        .topic-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary-ink);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .topic-text {
            color: var(--muted);
            font-size: .86rem;
            line-height: 1.72;
            flex: 1;
        }

        .topic-footer {
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px dashed var(--line);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .topic-footer .badge {
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 50px;
            font-size: .74rem;
            font-weight: 600;
            padding: 6px 11px;
        }

        .topic-link {
            font-size: .86rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .topic-link i {
            transition: transform .22s ease;
        }

        .topic-link:hover i {
            transform: translateX(3px);
        }

        .trend-shell {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid var(--line);
            padding: 24px 20px 14px;
        }

        .trend-scroll {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding: 4px 2px 16px;
            scrollbar-width: thin;
            scrollbar-color: rgba(11, 111, 92, .3) #EDE8DF;
        }

        .trend-scroll::-webkit-scrollbar {
            height: 7px;
        }

        .trend-scroll::-webkit-scrollbar-track {
            background: #EDE8DF;
            border-radius: 20px;
        }

        .trend-scroll::-webkit-scrollbar-thumb {
            background: rgba(11, 111, 92, .3);
            border-radius: 20px;
        }

        .trend-item {
            flex: 0 0 250px;
            width: 250px;
            scroll-snap-align: start;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 22px;
            padding: 14px;
            transition: transform .25s ease, box-shadow .25s ease;
        }

        .trend-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .trend-item.hot {
            transform: scale(1.02);
            border-color: rgba(11, 111, 92, .3);
        }

        .trend-thumb {
            border-radius: 16px;
            aspect-ratio: 5 / 4;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .trend-thumb .tag {
            position: absolute;
            left: 10px;
            top: 10px;
            background: rgba(8, 21, 19, .66);
            color: #fff;
            font-size: .7rem;
            padding: 4px 9px;
            border-radius: 50px;
            backdrop-filter: blur(4px);
        }

        .trend-city {
            font-size: .78rem;
            color: var(--primary);
            font-weight: 700;
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .trend-city i {
            color: var(--accent);
        }

        .trend-name {
            font-size: .94rem;
            font-weight: 700;
            color: var(--primary-ink);
            line-height: 1.45;
            margin: 4px 0 8px;
        }

        .trend-desc {
            font-size: .8rem;
            color: var(--muted);
            line-height: 1.62;
            margin-bottom: 12px;
        }

        .trend-price {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: .82rem;
            color: var(--muted);
        }

        .trend-price button,
        .trend-price .link-buy {
            background: var(--grad-cta);
            color: #fff !important;
            font-size: .8rem;
            font-weight: 700;
            border: 0;
            padding: 7px 14px;
            border-radius: 50px;
            transition: transform .22s ease, box-shadow .22s ease;
        }

        .trend-price button:hover,
        .trend-price .link-buy:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 18px rgba(242, 96, 63, .26);
        }

        .review-scroll {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding: 6px 2px 18px;
            scrollbar-width: thin;
            scrollbar-color: rgba(214, 147, 44, .35) #EDE8DF;
        }

        .review-scroll::-webkit-scrollbar {
            height: 7px;
        }

        .review-scroll::-webkit-scrollbar-thumb {
            background: rgba(214, 147, 44, .35);
            border-radius: 20px;
        }

        .review-card {
            flex: 0 0 330px;
            width: 330px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 22px;
            padding: 22px;
            scroll-snap-align: start;
            transition: box-shadow .25s ease, transform .25s ease;
        }

        .review-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .review-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 12px;
        }

        .review-stars {
            color: #F5A623;
            font-size: .82rem;
            letter-spacing: 2px;
        }

        .review-city {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(11, 111, 92, .08);
            color: var(--primary);
            font-size: .76rem;
            border-radius: 50px;
            padding: 4px 10px;
            font-weight: 600;
        }

        .review-text {
            color: var(--ink);
            font-size: .9rem;
            line-height: 1.78;
            min-height: 76px;
            margin-bottom: 16px;
        }

        .review-user {
            display: flex;
            align-items: center;
            gap: 11px;
            border-top: 1px dashed var(--line);
            padding-top: 14px;
        }

        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .78rem;
            letter-spacing: -.02em;
        }

        .review-user-info {
            font-size: .78rem;
        }

        .review-user-info strong {
            display: block;
            color: var(--primary-ink);
            font-size: .84rem;
        }

        .process-step {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            padding: 30px 24px;
            height: 100%;
            box-shadow: 0 8px 22px rgba(10, 23, 22, .05);
            position: relative;
        }

        .step-index {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--grad-brand);
            color: #fff;
            font-size: .86rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .process-step h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary-ink);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: .84rem;
            color: var(--muted);
            margin: 0;
        }

        .usage-note {
            margin-top: 26px;
            background: rgba(11, 111, 92, .06);
            border-radius: 18px;
            padding: 18px 22px;
            color: var(--primary-deep);
            font-size: .88rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px 16px;
        }

        .usage-note .usage-tag {
            font-weight: 700;
            white-space: nowrap;
        }

        .use-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid rgba(11, 111, 92, .2);
            padding: 6px 14px;
            border-radius: 50px;
            font-size: .8rem;
            color: var(--primary);
            font-weight: 600;
        }

        .faq-wrap .accordion-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: 0 6px 18px rgba(10, 23, 22, .03);
        }

        .faq-wrap .accordion-button {
            background: #fff;
            color: var(--primary-ink);
            font-weight: 700;
            font-size: .98rem;
            padding: 20px 24px;
            box-shadow: none;
            border: 0;
            border-radius: 18px !important;
            transition: background .2s ease, color .2s ease;
        }

        .faq-wrap .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230B6F5C'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform .25s ease;
        }

        .faq-wrap .accordion-button:not(.collapsed) {
            background: rgba(11, 111, 92, .05);
            color: var(--primary);
            box-shadow: inset 0 -1px 0 rgba(11, 111, 92, .06);
        }

        .faq-wrap .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }

        .faq-wrap .accordion-button:hover {
            color: var(--primary);
        }

        .faq-wrap .accordion-body {
            padding: 6px 24px 22px;
            color: var(--muted);
            font-size: .92rem;
        }

        .cta-panel {
            background: var(--grad-brand);
            border-radius: 34px;
            padding: 58px 36px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: "";
            position: absolute;
            width: 340px;
            height: 340px;
            border-radius: 50%;
            left: 10%;
            top: -130px;
            background: rgba(214, 147, 44, .16);
            filter: blur(24px);
        }

        .cta-panel .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-panel h2 {
            color: #fff;
            font-weight: 800;
            font-size: clamp(1.3rem, 3.4vw, 2.1rem);
            margin-bottom: 12px;
        }

        .cta-panel p {
            color: rgba(255, 255, 255, .78);
            max-width: 620px;
            margin: 0 auto 28px;
            font-size: .96rem;
        }

        .cross-link {
            display: block;
            border-radius: 28px;
            padding: 34px;
            height: 100%;
            color: #fff;
            position: relative;
            overflow: hidden;
            background: linear-gradient(120deg, rgba(11, 111, 92, .95), rgba(8, 84, 71, .95)), url("/assets/images/coverpic/cover-6.png") center / cover no-repeat;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease;
        }

        .cross-link:hover {
            color: #fff;
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .cross-link.amber {
            background: linear-gradient(120deg, rgba(151, 96, 16, .92), rgba(214, 147, 44, .85)), url("/assets/images/coverpic/cover-4.webp") center / cover no-repeat;
        }

        .cross-link .cross-kicker {
            font-size: .76rem;
            color: rgba(255, 255, 255, .8);
            letter-spacing: .1em;
            margin-bottom: 12px;
        }

        .cross-link h3 {
            color: #fff;
            font-weight: 800;
            font-size: 1.4rem;
            margin-bottom: 8px;
        }

        .cross-link p {
            color: rgba(255, 255, 255, .82);
            font-size: .88rem;
            margin-bottom: 18px;
        }

        .cross-link .link-go {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .18);
            padding: 8px 18px;
            border-radius: 50px;
            color: #fff;
            font-size: .88rem;
            font-weight: 600;
            backdrop-filter: blur(5px);
        }

        .site-footer {
            background: var(--primary-ink);
            color: rgba(255, 255, 255, .72);
            padding: 76px 0 0;
            margin-top: 40px;
        }

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

        .footer-brand .brand-text-main {
            color: #fff;
        }

        .footer-brand .brand-text-main span {
            color: var(--accent-light);
        }

        .footer-brand .brand-text-sub {
            color: rgba(255, 255, 255, .52);
        }

        .footer-desc {
            color: rgba(255, 255, 255, .58);
            font-size: .9rem;
            max-width: 340px;
            line-height: 1.8;
            margin: 18px 0 22px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .09);
            color: rgba(255, 255, 255, .82);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: .9rem;
            transition: background .22s ease, color .22s ease, transform .22s ease;
        }

        .footer-social a:hover {
            color: var(--primary-ink);
            background: var(--accent);
            transform: translateY(-3px);
        }

        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 18px;
            letter-spacing: .02em;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-links li + li {
            margin-top: 9px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: .88rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: color .2s ease, transform .2s ease;
        }

        .footer-links a i {
            color: var(--accent);
            font-size: .7rem;
            transition: transform .2s ease;
        }

        .footer-links a:hover {
            color: #fff;
            transform: translateX(3px);
        }

        .contact-line {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            color: rgba(255, 255, 255, .58);
            font-size: .85rem;
            margin-bottom: 12px;
        }

        .contact-line i {
            color: var(--accent-light);
            margin-top: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin-top: 50px;
            padding: 22px 0 26px;
            font-size: .82rem;
            color: rgba(255, 255, 255, .38);
            text-align: center;
        }

        @media (max-width: 991.98px) {
            .hero-global {
                padding: 70px 0 92px;
            }

            .hero-visual-wrap {
                margin-top: 44px;
            }

            .screen-float {
                right: 4px;
            }

            .section-main {
                padding: 68px 0;
            }

            .cta-panel {
                padding: 44px 22px;
            }
        }

        @media (max-width: 767.98px) {
            .site-header.is-scrolled .navbar-nav {
                max-height: calc(100vh - 110px);
                overflow-y: auto;
            }

            .stats-ribbon {
                margin-top: -40px;
            }

            .stats-card {
                padding: 22px 14px 12px;
            }

            .stats-item {
                padding: 10px 10px 16px;
            }

            .stats-item + .stats-item::after {
                display: none;
            }

            .stat-num {
                font-size: 1.85rem;
            }

            .section-main {
                padding: 58px 0;
            }

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

            .review-card {
                flex-basis: 286px;
                width: 286px;
            }

            .trend-item {
                flex-basis: 220px;
                width: 220px;
            }

            .usage-note {
                align-items: flex-start;
                flex-direction: column;
            }

            .faq-wrap .accordion-button {
                font-size: .9rem;
                padding: 16px 18px;
            }

            .faq-wrap .accordion-body {
                padding: 2px 18px 18px;
            }

            .cross-link {
                padding: 26px 22px;
            }
        }

        @media (max-width: 520px) {
            .hero-global {
                padding-top: 52px;
                padding-bottom: 84px;
            }

            .hero-title {
                font-size: 1.7rem;
            }

            .hero-trust {
                gap: 6px 12px;
            }

            .phone-frame {
                width: min(230px, 74vw);
                border-radius: 30px;
            }

            .screen-float {
                top: 96px;
                right: -6px;
                padding: 8px 10px;
                font-size: .7rem;
            }

            .stats-card {
                padding: 20px 10px 8px;
            }

            .stats-item {
                padding: 4px 6px 16px;
            }

            .section-title {
                font-size: 1.25rem;
                letter-spacing: 0;
            }

            .topic-body {
                padding: 18px 16px;
            }

            .footer-brand .brand-text-main {
                font-size: .96rem;
                white-space: normal;
            }
        }