/* roulang page: index */
:root{
    --primary:#0B3325;
    --primary-deep:#071D15;
    --grad-start:#0E3D2C;
    --gold:#B98A3D;
    --gold-light:#D9B36C;
    --bg-warm:#F8F5F0;
    --card-bg:#ffffff;
    --text-main:#1F2933;
    --text-muted:#6B7A76;
    --border-soft:#EBE5DA;
    --line-gold:rgba(185,138,61,.25);
    --accent-red:#CC3F2B;
    --radius-sm:6px;
    --radius-md:10px;
    --radius-lg:12px;
    --radius-pill:999px;
    --shadow-card:0 1px 2px rgba(7,29,21,.06),0 4px 12px rgba(7,29,21,.05);
    --shadow-lift:0 8px 24px rgba(7,29,21,.12);
    --shadow-focus:0 0 0 3px rgba(185,138,61,.35);
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",system-ui,sans-serif;
    background:var(--bg-warm);
    color:var(--text-main);
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
    padding-bottom:64px;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:all .25s ease;}
  button{font-family:inherit;}
  .container-1200{max-width:1200px;margin:0 auto;padding:0 24px;}

  /* 顶部导航 */
  .site-header{
    position:fixed;top:0;left:0;right:0;z-index:60;
    background:rgba(248,245,240,.92);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line-gold);
    transition:box-shadow .25s ease;
  }
  .site-header.scrolled{box-shadow:0 6px 20px rgba(7,29,21,.08);}
  .nav-wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px;}
  .brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
  .brand-ico{
    width:40px;height:40px;border-radius:10px;
    background:linear-gradient(135deg,var(--grad-start) 0%,var(--primary-deep) 100%);
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-family:'Oswald',sans-serif;font-weight:700;font-size:22px;
    box-shadow:0 0 0 2px rgba(185,138,61,.35);
  }
  .brand-name{font-weight:700;color:var(--primary);letter-spacing:.02em;font-size:20px;white-space:nowrap;}
  .brand-name span{color:var(--gold);}
  .nav-menu{display:flex;align-items:center;gap:6px;}
  .nav-link{
    position:relative;padding:10px 14px;font-size:15px;font-weight:500;color:#2e3b36;
    border-radius:40px;letter-spacing:.02em;
  }
  .nav-link:hover{color:var(--primary);background:rgba(185,138,61,.08);}
  .nav-link.active{color:var(--primary);font-weight:600;}
  .nav-link.active::after{
    content:'';position:absolute;left:50%;transform:translateX(-50%);bottom:2px;
    width:24px;height:3px;background:var(--gold);border-radius:10px;
  }
  .btn-cta{
    background:var(--gold);color:#fff;border-radius:999px;padding:11px 26px;
    font-weight:600;font-size:15px;letter-spacing:.02em;margin-left:12px;
    transition:background .2s,transform .2s,box-shadow .2s;
  }
  .btn-cta:hover{background:#a6772e;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-lift);}
  .btn-cta:active{transform:translateY(0);}
  .btn-cta:focus-visible{outline:none;box-shadow:var(--shadow-focus);}
  .menu-toggle{
    display:none;width:48px;height:48px;border:1px solid var(--border-soft);
    background:#fff;border-radius:10px;font-size:22px;color:var(--primary);
    cursor:pointer;align-items:center;justify-content:center;line-height:1;
  }
  .menu-toggle:focus-visible{outline:none;box-shadow:var(--shadow-focus);}
  /* 移动导航 */
  .mobile-drawer{
    display:none;position:fixed;top:76px;left:0;right:0;background:rgba(248,245,240,.98);
    border-bottom:1px solid var(--line-gold);padding:12px 20px 18px;z-index:55;
    box-shadow:var(--shadow-lift);
  }
  .mobile-drawer.open{display:block;}
  .mobile-drawer .nav-link{display:block;font-size:17px;padding:14px 16px;border-radius:10px;}
  .mobile-drawer .btn-cta{display:inline-flex;margin:10px 16px 0;justify-content:center;width:calc(100% - 32px);}

  /* Hero */
  .hero{
    position:relative;min-height:90vh;display:flex;align-items:center;
    background:linear-gradient(135deg,#0E3D2C 0%,#071D15 100%),url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
    background-blend-mode:overlay;
    background-size:cover;background-position:center;
    padding:130px 0 80px;overflow:hidden;
  }
  .hero::before{
    content:'';position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(7,29,21,.92) 0%,rgba(11,51,37,.7) 45%,rgba(7,29,21,.3) 100%);
    pointer-events:none;
  }
  .hero::after{
    content:'';position:absolute;bottom:-80px;right:-60px;width:400px;height:400px;
    background:radial-gradient(circle,rgba(185,138,61,.25) 0%,transparent 65%);pointer-events:none;
  }
  .hero-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:50px;width:100%;}
  .hero-content{max-width:680px;}
  .hero-eyebrow{
    display:inline-flex;align-items:center;gap:8px;padding:7px 18px;border-radius:999px;
    background:rgba(185,138,61,.12);border:1px solid rgba(185,138,61,.4);
    color:var(--gold-light);font-size:14px;letter-spacing:.06em;margin-bottom:22px;
  }
  .hero-eyebrow i{font-size:13px;}
  .hero h1{
    font-size:44px;line-height:1.35;font-weight:800;color:#fff;letter-spacing:.01em;
    margin-bottom:20px;text-wrap:balance;
  }
  .hero h1 .text-gold{
    color:var(--gold-light);background:linear-gradient(90deg,#D9B36C,#B98A3D);
    -webkit-background-clip:text;-webkit-text-fill-color:transparent;
    background-clip:text;
  }
  .hero-sub{
    color:rgba(255,255,255,.72);font-size:18px;line-height:1.8;max-width:580px;
    margin-bottom:34px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:18px;align-items:center;}
  .btn-gold{
    display:inline-flex;align-items:center;gap:12px;background:var(--gold);
    color:#fff;border-radius:999px;font-weight:600;font-size:16px;
    padding:15px 34px;min-height:52px;transition:all .25s ease;line-height:1;
  }
  .btn-gold:hover{background:#a6772e;transform:translateY(-2px);box-shadow:0 12px 28px rgba(185,138,61,.3);}
  .btn-gold:active{transform:translateY(0);}
  .btn-gold:focus-visible{outline:none;box-shadow:var(--shadow-focus);}
  .btn-outline-light{
    display:inline-flex;align-items:center;gap:8px;color:#fff;border:1px solid rgba(255,255,255,.35);
    border-radius:999px;padding:14px 30px;font-weight:500;font-size:16px;min-height:52px;line-height:1;
  }
  .btn-outline-light:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.6);}
  .btn-outline-light:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-color:var(--gold);}
  .hero-stats{
    display:grid;grid-template-columns:repeat(3,1fr);border-radius:18px;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);
    backdrop-filter:blur(8px);overflow:hidden;max-width:760px;
  }
  .stat-cell{padding:28px 22px;display:flex;flex-direction:column;gap:6px;border-right:1px solid rgba(255,255,255,.08);}
  .stat-cell:last-child{border-right:none;}
  .stat-num{font-family:'Oswald',sans-serif;font-size:34px;font-weight:700;color:#fff;letter-spacing:.03em;}
  .stat-label{color:rgba(255,255,255,.58);font-size:14px;}

  /* Sections */
  .section{padding:96px 0;}
  .section-alt{background:#f0ede7;}
  .section-head{margin-bottom:44px;}
  .sec-kicker{
    display:inline-block;padding:5px 14px;border-radius:999px;background:rgba(185,138,61,.12);
    color:var(--gold);font-size:13px;font-weight:600;letter-spacing:.08em;margin-bottom:14px;
  }
  .section-head h2{font-size:34px;font-weight:800;color:var(--primary);line-height:1.35;letter-spacing:.01em;}
  .section-head p{color:var(--text-muted);font-size:17px;max-width:640px;margin-top:14px;}

  /* Section Feature */
  .feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
  .feature-main{
    grid-column:span 7;background:var(--card-bg);border-radius:18px;overflow:hidden;
    box-shadow:var(--shadow-card);transition:transform .3s ease,box-shadow .3s ease;position:relative;
    display:flex;flex-direction:column;
  }
  .feature-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
  .feature-main .feature-img{height:240px;overflow:hidden;}
  .feature-main .feature-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
  .feature-main:hover .feature-img img{transform:scale(1.03);}
  .feature-card{padding:32px 32px 28px;}
  .feature-card .icon-circle{
    width:52px;height:52px;border-radius:14px;background:var(--primary);color:var(--gold-light);
    display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;
  }
  .feature-card h3{font-size:24px;color:var(--primary);font-weight:700;margin-bottom:10px;}
  .feature-card p{color:var(--text-muted);line-height:1.85;font-size:16px;}
  .text-link{
    display:inline-flex;align-items:center;gap:6px;color:var(--gold);font-weight:600;
    margin-top:18px;font-size:15px;
  }
  .text-link:hover{color:var(--primary);gap:12px;}
  .feature-side{grid-column:span 5;display:flex;flex-direction:column;gap:20px;}
  .feature-small-card{
    flex:1;background:var(--card-bg);border-radius:18px;padding:28px;
    box-shadow:var(--shadow-card);transition:all .3s ease;display:flex;align-items:center;gap:20px;
  }
  .feature-small-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
  .fs-icon{width:48px;height:48px;border-radius:50%;background:rgba(11,51,37,.08);color:var(--primary);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:18px;}
  .fs-content h4{font-size:17px;font-weight:700;color:var(--primary);margin-bottom:4px;}
  .fs-content p{font-size:14px;color:var(--text-muted);line-height:1.65;}
  .fs-content .text-link{margin-top:8px;font-size:13px;}

  /* Section show */
  .scenario-section{
    background:linear-gradient(180deg,#f8f5f0 0%,#ebe7e0 100%);
  }
  .scenario-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
  .step-list{display:flex;flex-direction:column;gap:26px;margin-top:28px;}
  .step-item{display:flex;gap:20px;position:relative;align-items:flex-start;}
  .step-num{
    font-family:'Oswald',sans-serif;font-size:28px;font-weight:600;color:var(--gold);
    line-height:1.2;min-width:42px;
  }
  .step-content h4{font-size:18px;color:var(--primary);font-weight:700;margin-bottom:4px;}
  .step-content p{color:var(--text-muted);font-size:15px;line-height:1.7;}
  .scenario-panel{
    background:linear-gradient(145deg,#ffffff,#f2efe9);border-radius:22px;
    box-shadow:var(--shadow-lift);padding:30px;display:flex;align-items:center;justify-content:center;
    min-height:320px;position:relative;border:1px solid rgba(185,138,61,.2);
  }
  .panel-card{
    width:100%;max-width:360px;background:#fff;border-radius:16px;box-shadow:var(--shadow-card);
    padding:10px;border:1px solid var(--border-soft);
  }
  .panel-head{padding:14px 16px;border-bottom:1px solid var(--border-soft);display:flex;align-items:center;gap:10px;}
  .panel-dot{width:8px;height:8px;border-radius:50%;background:var(--gold);}
  .panel-dot:nth-child(2){background:var(--gold-light);}
  .panel-dot:nth-child(3){background:#cfc7b8;}
  .panel-row{display:flex;flex-direction:column;gap:8px;padding:18px 16px 14px;}
  .ph-line{height:12px;background:#eee8de;border-radius:4px;}
  .ph-line.short{width:48%;}
  .ph-btn{margin:6px auto 8px;height:38px;background:var(--gold);width:60%;border-radius:999px;opacity:.9;}
  .ph-fakebar{
    margin-top:8px;background:#fff;border:1px solid var(--border-soft);border-radius:10px;
    display:flex;align-items:center;gap:12px;padding:14px;
  }
  .ph-fakebar i{color:var(--gold);font-size:18px;}
  .ph-fakebar span{width:100%;height:14px;background:#eee8de;border-radius:6px;}

  /* Social proofs */
  .proof-section{position:relative;}
  .proof-quote{
    text-align:center;font-size:24px;line-height:1.7;color:var(--primary);max-width:820px;margin:0 auto 12px;font-weight:500;
  }
  .stars-row{display:flex;justify-content:center;gap:8px;color:var(--gold);font-size:20px;margin-bottom:16px;}
  .proof-sub{text-align:center;color:var(--text-muted);font-size:15px;margin-bottom:42px;}
  .proof-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
  .proof-feature{grid-column:span 5;background:var(--primary);border-radius:20px;padding:32px;color:#fff;box-shadow:var(--shadow-lift);display:flex;flex-direction:column;justify-content:space-between;}
  .proof-feature h3{font-size:22px;margin-bottom:12px;color:#fff;}
  .proof-feature p{color:rgba(255,255,255,.75);font-size:15px;line-height:1.8;}
  .pf-user{margin-top:22px;display:flex;align-items:center;gap:12px;}
  .pf-avatar{width:44px;height:44px;border-radius:50%;background:var(--gold);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:15px;}
  .pf-info span{display:block;color:rgba(255,255,255,.95);font-weight:600;font-size:15px;}
  .pf-info small{color:rgba(255,255,255,.6);font-size:13px;}
  .proof-side{grid-column:span 7;display:grid;grid-template-columns:1fr 1fr;gap:20px;}
  .proof-small-card{background:#fff;border-radius:16px;padding:24px;box-shadow:var(--shadow-card);display:flex;gap:14px;flex-direction:column;transition:all .25s;}
  .proof-small-card:hover{box-shadow:var(--shadow-lift);transform:translateY(-3px);}
  .ps-avatar{width:38px;height:38px;border-radius:50%;background:#ebdfcd;display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:16px;font-weight:700;}
  .proof-small-card blockquote{font-size:14px;color:#4c5a55;line-height:1.75;}
  .ps-meta{display:flex;align-items:center;gap:10px;margin-top:auto;}
  .ps-stars{color:var(--gold);font-size:12px;}
  .ps-name{font-size:13px;color:var(--text-muted);}

  /* News CMS */
  .news-section{background:var(--bg-warm);}
  .news-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:30px;gap:20px;}
  .news-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
  .news-feature{grid-column:span 7;background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-card);transition:all .3s ease;position:relative;}
  .news-feature:hover{box-shadow:var(--shadow-lift);transform:translateY(-3px);}
  .nf-img{height:260px;width:100%;}
  .nf-img img{width:100%;height:100%;object-fit:cover;}
  .nf-body{padding:26px 28px 24px;}
  .nf-body .post-cat{display:inline-block;background:rgba(185,138,61,.15);color:var(--gold);padding:4px 12px;border-radius:6px;font-size:13px;font-weight:600;}
  .nf-body h3{font-size:21px;color:var(--primary);font-weight:700;line-height:1.5;margin-top:12px;margin-bottom:10px;}
  .nf-body p{color:var(--text-muted);font-size:15px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .nf-meta{display:flex;align-items:center;gap:16px;color:var(--text-muted);font-size:13px;margin-top:16px;}
  .nf-meta time{font-family:'Oswald',sans-serif;letter-spacing:.03em;}
  .news-side{grid-column:span 5;display:flex;flex-direction:column;gap:12px;}
  .news-item{
    flex:1;background:#fff;border-radius:14px;padding:22px 22px 20px;box-shadow:var(--shadow-card);
    display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;transition:all .25s;
  }
  .news-item::before{
    content:'';position:absolute;left:0;top:10%;height:80%;width:3px;background:var(--gold);border-radius:0 4px 4px 0;
    opacity:0;transition:opacity .25s;
  }
  .news-item:hover{box-shadow:var(--shadow-lift);}
  .news-item:hover::before{opacity:1;}
  .nl-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px;}
  .post-cat-sm{background:rgba(185,138,61,.12);color:var(--gold);padding:3px 10px;border-radius:6px;font-size:13px;}
  .news-item h3 a{font-size:16px;font-weight:700;color:var(--primary);line-height:1.55;display:block;margin-bottom:6px;}
  .news-item h3 a:hover{color:var(--gold);}
  .news-item p{color:var(--text-muted);font-size:14px;line-height:1.7;margin:6px 0 10px;}
  .nl-meta{color:var(--text-muted);font-size:13px;display:flex;align-items:center;gap:14px;}
  .nl-meta i{margin-right:4px;}
  .news-empty{
    grid-column:1/-1;border:2px dashed rgba(185,138,61,.3);border-radius:16px;
    padding:50px 20px;text-align:center;color:var(--text-muted);background:rgba(185,138,61,.04);
  }

  /* FAQ */
  .faq-section{background:var(--bg-warm);padding-top:20px;}
  .faq-wrap{max-width:820px;margin:0 auto;}
  .faq-item{
    background:#fff;border-radius:14px;box-shadow:var(--shadow-card);margin-bottom:14px;overflow:hidden;
    transition:box-shadow .2s;
  }
  .faq-item.active{box-shadow:var(--shadow-lift);}
  .faq-question{
    width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
    padding:21px 24px;background:transparent;border:none;color:var(--primary);
    font-size:17px;font-weight:600;text-align:left;cursor:pointer;transition:color .2s;
  }
  .faq-question:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:14px;}
  .faq-icon{width:32px;height:32px;border-radius:50%;background:rgba(185,138,61,.12);color:var(--gold);flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:transform .3s;}
  .faq-item.active .faq-icon{transform:rotate(45deg);}
  .faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease;}
  .faq-answer-inner{padding:0 24px 22px;color:var(--text-muted);font-size:15px;line-height:1.85;border-top:1px solid var(--border-soft);padding-top:14px;margin-left:24px;margin-right:24px;padding-left:0;padding-right:0;}

  /* CTA */
  .cta-section{
    background:linear-gradient(135deg,#0E3D2C 0%,#071D15 100%);
    position:relative;overflow:hidden;
  }
  .cta-section::before{
    content:'';position:absolute;top:-120px;right:10%;width:260px;height:260px;border:1px solid rgba(185,138,61,.25);border-radius:50%;
    background:radial-gradient(circle,rgba(185,138,61,.2),transparent 70%);pointer-events:none;
  }
  .cta-inner{display:flex;flex-direction:column;gap:36px;align-items:center;text-align:center;padding:48px 0;}
  .cta-inner h2{font-size:34px;font-weight:800;color:#fff;line-height:1.4;}
  .cta-inner p{color:rgba(255,255,255,.7);font-size:17px;max-width:640px;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;}
  .btn-gold-lg{
    display:inline-flex;align-items:center;gap:12px;background:var(--gold);color:#fff;
    border-radius:999px;font-weight:600;font-size:17px;padding:15px 40px;min-height:54px;
  }
  .btn-gold-lg:hover{background:#a6772e;transform:translateY(-2px);box-shadow:0 12px 28px rgba(185,138,61,.35);}
  .btn-ghost-light{
    display:inline-flex;align-items:center;gap:10px;color:#fff;border:1px solid rgba(255,255,255,.3);
    border-radius:999px;padding:14px 34px;font-size:15px;min-height:54px;
  }
  .btn-ghost-light:hover{background:rgba(255,255,255,.08);border-color:var(--gold-light);}

  /* Footer */
  .site-footer{background:var(--primary-deep);color:rgba(255,255,255,.8);padding:0 0 28px;}
  .footer-main{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1.2fr;gap:36px;padding:58px 0 40px;border-bottom:1px solid rgba(255,255,255,.08);}
  .footer-brand-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;font-weight:700;font-size:18px;}
  .footer-brand-brand span{color:var(--gold-light);}
  .footer-brand p{font-size:14px;line-height:1.8;max-width:260px;color:rgba(255,255,255,.55);}
  .footer-title{color:#fff;font-size:15px;font-weight:600;letter-spacing:.04em;margin-bottom:16px;}
  .footer-links{display:flex;flex-direction:column;gap:10px;}
  .footer-links a{font-size:14px;color:rgba(255,255,255,.6);display:inline-flex;align-items:center;gap:6px;}
  .footer-links a:hover{color:var(--gold-light);transform:translateX(3px);}
  .footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:rgba(255,255,255,.6);}
  .footer-contact i{color:var(--gold);width:20px;}
  .footer-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    padding-top:22px;font-size:13px;color:rgba(255,255,255,.45);
  }

  /* Floating CTA */
  .float-cta{
    position:fixed;bottom:0;left:0;right:0;z-index:70;height:64px;
    background:linear-gradient(90deg,var(--primary),var(--primary-deep));
    border-top:1px solid rgba(185,138,61,.35);
    display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;
    transform:translateY(100%);transition:all .35s ease;
  }
  .float-cta.show{opacity:1;pointer-events:auto;transform:translateY(0);}
  .float-inner{max-width:1200px;width:100%;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
  .float-text{color:rgba(255,255,255,.92);font-size:15px;font-weight:500;}
  .float-text small{color:var(--gold-light);font-weight:600;}
  .float-btn{
    background:var(--gold);color:#fff;border-radius:999px;padding:10px 26px;font-size:14px;font-weight:600;
    display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  }
  .float-btn:hover{background:var(--gold-light);color:var(--primary);}

  /* scroll button */
  .section-anchor{scroll-margin-top:90px;}

  /* focus visible */
  a:focus-visible,button:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:6px;}
  /* no default link blue */
  a{color:inherit;}
  a:hover{color:inherit;}

  /* responsive */
  @media (min-width:1025px){
    .nav-menu{display:flex;}
    .mobile-only{display:none !important;}
  }
  @media (max-width:1024px){
    .feature-main{grid-column:span 12;}
    .feature-side{grid-column:span 12;flex-direction:row;align-items:stretch;}
    .feature-small-card{flex:1;flex-direction:column;align-items:flex-start;}
    .news-feature{grid-column:span 12;}
    .news-side{grid-column:span 12;}
    .proof-feature{grid-column:span 12;}
    .proof-side{grid-column:span 12;}
    .footer-main{grid-template-columns:1fr 1fr;gap:32px;}
  }
  @media (max-width:768px){
    .site-header .nav-menu{display:none;}
    .menu-toggle{display:flex;}
    .hero{padding-top:110px;padding-bottom:60px;min-height:auto;}
    .hero h1{font-size:32px;}
    .hero-sub{font-size:16px;}
    .hero-stats{grid-template-columns:1fr;}
    .stat-cell{border-right:none;border-bottom:1px solid rgba(255,255,255,.08);padding:16px 20px;}
    .stat-cell:last-child{border-bottom:none;}
    .scenario-wrap{grid-template-columns:1fr;}
    .section{padding:60px 0;}
    .section-head h2{font-size:27px;}
    .footer-main{grid-template-columns:1fr;gap:24px;padding:46px 0 20px;}
    .feature-side{flex-direction:column;}
    .proof-side{grid-template-columns:1fr;}
    .float-cta{height:auto;padding:10px 0 12px;}
    body{padding-bottom:80px;}
    .float-text{font-size:13px;}
    .float-btn{padding:8px 18px;font-size:13px;min-height:42px;}
    .container-1200{padding:0 16px;}
    .cta-inner h2{font-size:27px;}
    .news-head{flex-direction:column;}
  }
  @media (max-width:480px){
    .hero h1{font-size:27px;}
    .brand-name{font-size:17px;}
    .brand-ico{width:34px;height:34px;font-size:18px;}
    .nav-wrap{height:66px;}
    .mobile-drawer{top:66px;}
    .section{padding:48px 0;}
    .section-head h2{font-size:24px;}
    .stat-num{font-size:28px;}
    .cta-inner h2{font-size:23px;}
    .float-inner{flex-direction:column;gap:8px;padding:6px 12px;}
    .float-text{text-align:center;}
    .feature-card{padding:22px 20px;}
    .news-item{padding:18px;}
  }

/* roulang page: category1 */
:root {
            --primary: #0B3325;
            --primary-deep: #071D15;
            --accent: #B98A3D;
            --accent-light: #D9B36C;
            --bg-soft: #F8F5F0;
            --card: #ffffff;
            --text-main: #1F2A24;
            --text-soft: #5E6E66;
            --text-light: #93A29A;
            --border-line: #E9E1D4;
            --shadow-card: 0 1px 2px rgba(7, 29, 21, 0.06), 0 4px 14px rgba(7, 29, 21, 0.05);
            --shadow-lift: 0 10px 28px rgba(7, 29, 21, 0.12);
            --shadow-bar: 0 -6px 20px rgba(7, 29, 21, 0.10);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-pill: 999px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", system-ui, sans-serif;
            background: var(--bg-soft);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.75;
            padding-bottom: 64px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.2s ease;
        }

        button,
        input {
            font-family: inherit;
        }

        .container-1200 {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-820 {
            max-width: 820px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 245, 240, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(185, 138, 61, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 18px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
        }

        .logo-mark {
            display: inline-flex;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--accent);
            color: #fff;
            align-items: center;
            justify-content: center;
            font-family: "Oswald", sans-serif;
            font-weight: 700;
            letter-spacing: 1px;
            font-size: 20px;
        }

        .logo-area .logo-text {
            display: flex;
            align-items: baseline;
            gap: 4px;
        }

        .logo-area .logo-text strong {
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .logo-area .logo-text span {
            background: linear-gradient(135deg, #B98A3D 0%, #d4b06a 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            font-size: 14px;
            font-weight: 600;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .nav-menu a.nav-link {
            color: var(--text-soft);
            font-size: 15px;
            line-height: 44px;
            font-weight: 500;
            display: inline-block;
            position: relative;
            transition: color 0.2s;
        }

        .nav-menu a.nav-link:hover {
            color: var(--primary);
        }

        .nav-menu a.nav-link::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 4px;
            width: 0;
            height: 3px;
            border-radius: 6px;
            background: var(--accent);
            transform: translateX(-50%);
            transition: width 0.25s ease;
        }

        .nav-menu a.nav-link:hover::after,
        .nav-menu a.nav-link.active::after {
            width: 24px;
        }

        .nav-menu a.nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }

        .btn-cta {
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            line-height: 40px;
            padding: 0 24px;
            border-radius: var(--radius-pill);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
            box-shadow: 0 2px 8px rgba(185, 138, 61, 0.3);
            white-space: nowrap;
        }

        .btn-cta:hover {
            background: #a1742f;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(185, 138, 61, 0.4);
        }

        .btn-cta:focus-visible,
        .btn-ghost:focus-visible,
        .btn-outline:focus-visible {
            outline: 3px solid rgba(185, 138, 61, 0.4);
            outline-offset: 2px;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 24px;
        }

        .menu-toggle:hover {
            background: rgba(185, 138, 61, 0.1);
        }

        .banner-header {
            background: linear-gradient(135deg, #0E3D2C 0%, #071D15 100%);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 45%;
            position: relative;
            padding: 92px 0 84px;
            overflow: hidden;
        }

        .banner-header::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(11, 51, 37, 0.95) 0%, rgba(7, 29, 21, 0.78) 55%, rgba(7, 29, 21, 0.5) 100%);
            z-index: 1;
        }

        .banner-header .banner-inner {
            position: relative;
            z-index: 2;
        }

        .banner-header .crumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.72);
            margin-bottom: 22px;
        }

        .banner-header .crumb a {
            color: var(--accent-light);
            transition: color 0.2s;
        }

        .banner-header .crumb a:hover {
            color: #fff;
        }

        .banner-header .crumb i {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.5);
        }

        .banner-header h1 {
            font-size: 38px;
            line-height: 1.28;
            color: #fff;
            font-weight: 800;
            letter-spacing: 1px;
            margin-bottom: 16px;
            max-width: 700px;
        }

        .banner-header h1 .gold-text {
            color: var(--accent-light);
        }

        .banner-header .banner-desc {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.8);
            max-width: 620px;
            margin-top: 12px;
        }

        /* 主体区域 */
        .section-block {
            padding: 80px 0;
        }

        .section-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .split-head {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 40px;
            gap: 16px;
            flex-wrap: wrap;
        }

        .eyebrow-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(185, 138, 61, 0.14);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.8px;
            text-transform: uppercase;
        }

        .h2-style {
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            letter-spacing: -0.3px;
        }

        .text-sub {
            color: var(--text-soft);
            font-size: 16px;
            margin-top: 10px;
        }

        /* 登录中心卡片 */
        .login-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 28px;
            align-items: center;
        }

        .login-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 44px 40px 40px;
            box-shadow: var(--shadow-card);
            border: 1px solid #f0eadf;
            transition: box-shadow 0.3s;
            position: relative;
        }

        .login-card:hover {
            box-shadow: var(--shadow-lift);
        }

        .step-list {
            margin-top: 18px;
        }

        .step-item {
            display: flex;
            gap: 16px;
            margin-bottom: 18px;
            align-items: flex-start;
        }

        .step-num {
            flex: 0 0 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(185, 138, 61, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
            font-family: "Oswald", sans-serif;
        }

        .step-content {
            padding-top: 2px;
        }

        .step-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
        }

        .step-content p {
            font-size: 14.5px;
            color: var(--text-soft);
            line-height: 1.7;
            margin-top: 2px;
        }

        .credential-grid {
            background: var(--primary);
            background-image: linear-gradient(145deg, #0b3325 0%, #123d2d 45%, #071d15 100%);
            border-radius: var(--radius-lg);
            padding: 40px 34px;
            color: #fff;
            box-shadow: 0 16px 40px rgba(11, 51, 37, 0.25);
            position: relative;
            overflow: hidden;
        }

        .credential-grid::after {
            content: "";
            position: absolute;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            border: 30px solid rgba(185, 138, 61, 0.08);
            bottom: -80px;
            right: -60px;
            pointer-events: none;
        }

        .credential-grid h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 4px;
            color: #fff;
        }

        .credential-grid .hint-text {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            margin-bottom: 24px;
        }

        .value-item {
            display: flex;
            gap: 14px;
            margin-bottom: 18px;
            align-items: flex-start;
        }

        .value-icon {
            width: 48px;
            min-width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(217, 179, 108, 0.28);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
        }

        .value-item h5 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 2px;
        }

        .value-item p {
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.65;
        }

        /* 安全提示区 */
        .shield-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .shield-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid #f1ece2;
            transition: transform 0.2s, box-shadow 0.25s;
        }

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

        .shield-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(185, 138, 61, 0.12);
            color: var(--accent);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }

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

        .shield-card p {
            font-size: 14.5px;
            color: var(--text-soft);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .shield-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
            transition: gap 0.2s;
        }

        .shield-card .card-link:hover {
            gap: 10px;
            color: #8a6927;
        }

        /* 常见问题 */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid #efe8dc;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            transition: box-shadow 0.2s;
            overflow: hidden;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-btn {
            width: 100%;
            text-align: left;
            padding: 20px 28px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            border: none;
            background: transparent;
            cursor: pointer;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            transition: color 0.2s;
        }

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

        .faq-btn .faq-indicator {
            display: inline-flex;
            width: 28px;
            height: 28px;
            justify-content: center;
            align-items: center;
            border-radius: 50%;
            color: var(--accent);
            background: rgba(185, 138, 61, 0.1);
            flex-shrink: 0;
            transition: transform 0.3s;
        }

        .faq-item.open .faq-btn .faq-indicator {
            transform: rotate(45deg);
            background: var(--accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s;
            padding: 0 28px;
            border-top: 1px solid rgba(7, 29, 21, 0.05);
            border-left: 3px solid var(--accent);
            border-radius: 0;
            margin: 0 12px 0 20px;
            background: #fdfcf9;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 18px;
            margin-bottom: 12px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.8;
        }

        /* 通用 CTA 区域 */
        .cta-band {
            background: var(--primary-deep);
            background-image: linear-gradient(120deg, rgba(185, 138, 61, 0.06) 0%, transparent 50%);
            border-radius: var(--radius-lg);
            padding: 55px 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 28px;
            position: relative;
            overflow: hidden;
        }

        .cta-band h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
        }

        .cta-band .sub-info {
            color: rgba(255, 255, 255, 0.65);
            font-size: 16px;
            margin-top: 8px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--primary-deep);
            padding-top: 54px;
            padding-bottom: 24px;
            margin-top: 64px;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            color: #fff;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .footer-brand-brand span {
            color: var(--accent-light);
            font-weight: 400;
            font-size: 16px;
            margin-left: 6px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            line-height: 1.8;
        }

        .footer-title {
            color: var(--accent-light);
            font-weight: 600;
            font-size: 15px;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color 0.2s;
        }

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

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 10px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }

        .footer-contact span i {
            margin-right: 8px;
            color: var(--accent-light);
            width: 16px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            padding-top: 20px;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* 底部浮动条 */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 80;
            background: #0b3325;
            background-image: linear-gradient(90deg, rgba(185, 138, 61, 0.24) 0%, transparent 60%, rgba(185, 138, 61, 0.12) 100%);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-bar);
            padding: 10px 0;
            text-align: center;
            transform: translateY(100%);
            transition: transform 0.3s ease;
            border-top: 1px solid rgba(217, 179, 108, 0.12);
        }

        .floating-cta.visible {
            transform: translateY(0);
        }

        .float-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .float-inner span {
            color: rgba(255, 255, 255, 0.9);
            font-size: 15px;
            font-weight: 500;
        }

        .float-btn {
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 10px 26px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            box-shadow: 0 0 0 2px rgba(185, 138, 61, 0.3);
            transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
        }

        .float-btn:hover {
            background: #a87b33;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-soft);
                border-bottom: 1px solid rgba(185, 138, 61, 0.25);
                box-shadow: 0 20px 30px rgba(7, 29, 21, 0.07);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px 22px;
                gap: 6px;
            }

            .nav-menu.active {
                display: flex;
            }

            .nav-menu .nav-link {
                width: 100%;
                padding: 10px 0;
                line-height: 28px;
                border-bottom: 1px solid rgba(7, 29, 21, 0.07);
            }

            .nav-menu a.btn-cta {
                margin-top: 14px;
                width: 100%;
                text-align: center;
                justify-content: center;
                background: var(--accent);
            }

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

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

            .shield-card-grid {
                grid-template-columns: 1fr 1fr;
            }

            .footer-main {
                grid-template-columns: 1fr 1fr;
                row-gap: 34px;
            }
        }

        @media (max-width: 640px) {
            .container-1200 {
                padding-left: 18px;
                padding-right: 18px;
            }

            .section-inner {
                padding-left: 18px;
                padding-right: 18px;
            }

            .banner-header {
                padding: 58px 0 50px;
            }

            .banner-header h1 {
                font-size: 27px;
            }

            .h2-style {
                font-size: 24px;
            }

            .section-block {
                padding: 56px 0;
            }

            .shield-card-grid {
                grid-template-columns: 1fr;
            }

            .login-card {
                padding: 28px 20px 24px;
            }

            .credential-grid {
                padding: 28px 20px;
            }

            .cta-band {
                padding: 36px 20px;
            }

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

            .float-inner span {
                font-size: 13px;
            }

            .float-btn {
                padding: 8px 18px;
                font-size: 13px;
            }
        }

        @media (min-width: 1200px) {
            .banner-header {
                padding: 110px 0 90px;
            }
        }

        /* 辅助 */
        .center-title {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 36px;
        }

        .center-title h2 {
            font-size: 30px;
            color: var(--primary);
            font-weight: 700;
        }

        .center-title p {
            margin-top: 12px;
            color: var(--text-soft);
            font-size: 16px;
            line-height: 1.8;
        }

        .sr-img-bg {
            min-height: 220px;
        }

/* roulang page: article */
:root {
            --primary: #0B3325;
            --deep: #071D15;
            --forest: #0E3D2C;
            --gold: #B98A3D;
            --gold-light: #D9B36C;
            --bg: #F8F5F0;
            --white: #FFFFFF;
            --ink: #10261C;
            --muted: #6A746F;
            --line: rgba(7, 29, 21, .1);
            --shadow-card: 0 1px 2px rgba(7, 29, 21, .06), 0 4px 12px rgba(7, 29, 21, .05);
            --shadow-lift: 0 8px 24px rgba(7, 29, 21, .12);
            --focus: 0 0 0 3px rgba(185, 138, 61, .35);
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 12px;
            --radius-pill: 999px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.85;
            background: var(--bg);
            color: #24322B;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        h1,
        h2,
        h3,
        h4 {
            line-height: 1.3;
            margin-top: 0;
        }

        p {
            margin-top: 0;
        }

        .container-1200 {
            width: min(1200px, 100% - 32px);
            margin-inline: auto;
        }

        .container-820 {
            width: min(820px, 100% - 32px);
            margin-inline: auto;
        }

        .section-pad {
            padding: 88px 0;
        }

        /* 顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 245, 240, .93);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(185, 138, 61, .2);
        }

        .header-inner {
            min-height: 76px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
        }

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

        .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--gold-light), var(--gold));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-family: "Oswald", sans-serif;
            font-size: 22px;
            font-weight: 700;
            line-height: 1;
            box-shadow: 0 6px 16px rgba(185, 138, 61, .25);
        }

        .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .01em;
            white-space: nowrap;
        }

        .brand-name em {
            font-style: normal;
            color: var(--gold);
            font-weight: 600;
        }

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

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            color: #2C463B;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: color .2s ease, background .2s ease;
            min-height: 44px;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            border-radius: var(--radius-pill);
            background: var(--gold);
            transition: width .2s ease;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(185, 138, 61, .08);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 24px;
        }

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

        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-width: 72px;
            padding: 10px 22px;
            margin-left: 10px;
            background: var(--gold);
            color: #fff !important;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 15px;
            border: 1px solid transparent;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
            white-space: nowrap;
        }

        .btn-cta:hover {
            background: #9A7230;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lift);
        }

        .btn-cta:active {
            transform: translateY(0);
        }

        .btn-cta:focus-visible,
        .nav-link:focus-visible,
        .nav-toggle:focus-visible,
        .faq-question:focus-visible,
        .btn-secondary:focus-visible,
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: var(--focus);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            border: 0;
            background: transparent;
            position: relative;
        }

        .nav-toggle span,
        .nav-toggle span::before,
        .nav-toggle span::after {
            content: "";
            position: absolute;
            left: 10px;
            width: 24px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            transition: transform .25s ease, top .25s ease, opacity .2s ease;
        }

        .nav-toggle span {
            top: 21px;
        }

        .nav-toggle span::before {
            top: -7px;
        }

        .nav-toggle span::after {
            top: 7px;
        }

        .site-header.nav-open .nav-toggle span {
            background: transparent;
        }

        .site-header.nav-open .nav-toggle span::before {
            top: 0;
            transform: rotate(45deg);
        }

        .site-header.nav-open .nav-toggle span::after {
            top: 0;
            transform: rotate(-45deg);
        }

        /* 文章顶部窄横幅 */
        .article-top-band {
            position: relative;
            padding: 64px 0 50px;
            background:
                linear-gradient(135deg, rgba(7, 29, 21, .96), rgba(11, 51, 37, .9)),
                url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            color: #fff;
            border-bottom: 4px solid var(--gold);
        }

        .article-top-band::after {
            content: "";
            position: absolute;
            right: 8%;
            bottom: 0;
            width: 180px;
            height: 90px;
            background: radial-gradient(circle at 50% 100%, rgba(185, 138, 61, .28), transparent 72%);
            pointer-events: none;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .72);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .85);
        }

        .breadcrumb a:hover {
            color: var(--gold-light);
        }

        .breadcrumb-sep {
            color: var(--gold-light);
            font-size: 13px;
        }

        .article-top-title {
            max-width: 920px;
        }

        .article-top-title h1 {
            margin-bottom: 10px;
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .01em;
        }

        .article-top-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            color: rgba(255, 255, 255, .68);
            font-size: 14px;
        }

        .article-top-meta .chip-dark {
            background: rgba(185, 138, 61, .18);
            border: 1px solid rgba(217, 179, 108, .4);
            color: var(--gold-light);
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 13px;
        }

        /* 文章正文 */
        .article-body-section {
            padding: 64px 0 88px;
            background: var(--bg);
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 36px;
        }

        .cover-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16 / 8;
            background: var(--deep);
            box-shadow: var(--shadow-card);
        }

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

        .article-copy {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            max-width: 980px;
        }

        .article-copy h1 {
            font-size: 34px;
            color: var(--primary);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .article-copy .lead-text {
            color: #4C5D52;
            font-size: 17px;
            margin-bottom: 8px;
        }

        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            padding: 14px 0 22px;
            border-bottom: 1px solid var(--line);
            margin-bottom: 32px;
            color: var(--muted);
            font-size: 14px;
        }

        .article-body {
            color: #35443D;
            font-size: 16px;
            line-height: 1.95;
            word-break: break-word;
        }

        .article-body p {
            margin: 0 0 1.4em;
        }

        .article-body h2 {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            margin: 2em 0 .8em;
            padding-left: 14px;
            border-left: 4px solid var(--gold);
        }

        .article-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin: 1.6em 0 .6em;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 1.4em;
            padding-left: 1.4rem;
        }

        .article-body li {
            margin-bottom: .35rem;
        }

        .article-body blockquote {
            position: relative;
            margin: 2rem 0;
            padding: 20px 22px;
            background: #F4EEDC;
            border-radius: var(--radius);
            border-left: 4px solid var(--gold);
            color: #3F483D;
        }

        .article-body blockquote p {
            margin-bottom: 0;
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 24px 0;
        }

        .article-body a {
            color: #9A7230;
            border-bottom: 1px solid rgba(185, 138, 61, .4);
        }

        .article-body a:hover {
            color: var(--gold);
        }

        .not-found-box {
            border: 2px dashed rgba(185, 138, 61, .5);
            border-radius: var(--radius);
            background: #fffdf8;
            padding: 60px 32px;
            text-align: center;
            color: #3f4a45;
        }

        .not-found-box strong {
            display: block;
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .btn-primary,
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 48px;
            padding: 12px 28px;
            gap: 8px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 15px;
            border: 0;
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
        }

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

        .btn-primary:hover {
            background: #9A7230;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lift);
        }

        .btn-secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .4);
        }

        .btn-secondary:hover {
            border-color: var(--gold-light);
            color: var(--gold-light);
        }

        /* 服务导航卡 */
        .service-section {
            background: linear-gradient(180deg, #EFE8DA 0%, var(--bg) 100%);
            padding: 88px 0;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            background: rgba(185, 138, 61, .13);
            color: #9A7230;
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .02em;
        }

        .section-heading {
            font-size: 32px;
            color: var(--primary);
            font-weight: 800;
            margin: 16px 0 10px;
        }

        .section-sub {
            color: var(--muted);
            max-width: 680px;
            margin: 0 0 36px;
            font-size: 16px;
        }

        .service-grid {
            display: grid;
            grid-template-columns: 1.15fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .service-spotlight {
            position: relative;
            border-radius: 14px;
            overflow: hidden;
            min-height: 360px;
            background: linear-gradient(135deg, var(--forest), var(--deep));
            color: #fff;
            display: flex;
            align-items: flex-end;
            padding: 30px;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease;
        }

        .service-spotlight:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lift);
        }

        .service-spotlight .spot-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/coverpic/cover-2.webp') center / cover no-repeat;
            opacity: .18;
        }

        .service-spotlight .spot-content {
            position: relative;
            z-index: 2;
            max-width: 520px;
        }

        .service-spotlight h3,
        .service-card h3 {
            font-size: 22px;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .service-spotlight h3 {
            color: #fff;
        }

        .service-spotlight p,
        .service-card p {
            color: rgba(255, 255, 255, .76);
            font-size: 15px;
            margin-bottom: 16px;
        }

        .service-card p {
            color: #66746C;
        }

        .textlink {
            color: var(--gold-light);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            border-bottom: 1px solid transparent;
            transition: border-color .2s ease;
        }

        .textlink:hover {
            border-color: currentColor;
        }

        .service-card .textlink {
            color: #9A7230;
        }

        .service-stack {
            display: grid;
            gap: 24px;
        }

        .service-card {
            background: #fff;
            border-radius: 14px;
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease;
            min-height: 168px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lift);
        }

        .service-card .card-index {
            font-family: "Oswald", sans-serif;
            font-size: 14px;
            font-weight: 600;
            color: var(--gold);
            letter-spacing: .1em;
            margin-bottom: 4px;
        }

        /* FAQ */
        .faq-section {
            padding: 88px 0;
            background: var(--bg);
        }

        .faq-list {
            border-top: 1px solid var(--line);
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-top: 0;
            border-radius: 0;
            margin-bottom: 0;
            transition: box-shadow .2s ease;
        }

        .faq-item:first-of-type {
            border-top: 1px solid var(--line);
            border-radius: var(--radius) var(--radius) 0 0;
        }

        .faq-item:last-of-type {
            border-radius: 0 0 var(--radius) var(--radius);
        }

        .faq-item.open {
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            background: #fff;
            border: 0;
            text-align: left;
            padding: 20px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
            border-radius: inherit;
        }

        .faq-icon {
            position: relative;
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            border: 1px solid rgba(185, 138, 61, .55);
        }

        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: var(--gold);
            border-radius: 2px;
        }

        .faq-icon::before {
            width: 12px;
            height: 2px;
        }

        .faq-icon::after {
            width: 2px;
            height: 12px;
            transition: opacity .15s ease;
        }

        .faq-item.open .faq-icon::after {
            opacity: 0;
        }

        .faq-answer {
            display: none;
            padding: 0 24px 22px;
            color: #516058;
            font-size: 16px;
            line-height: 1.9;
            border-top: 1px dashed rgba(185, 138, 61, .18);
        }

        .faq-answer p {
            margin: 14px 0 0;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* CTA */
        .cta-section {
            background:
                linear-gradient(120deg, rgba(7, 29, 21, .97), rgba(14, 61, 44, .93)),
                url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
            color: #fff;
            padding: 90px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, .7);
            max-width: 640px;
            margin: 0 auto 28px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        .cta-actions .btn-primary {
            min-width: 160px;
        }

        .cta-actions .btn-secondary {
            min-width: 160px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--deep);
            color: rgba(255, 255, 255, .68);
            padding-top: 70px;
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 21px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand-brand span {
            color: var(--gold-light);
            font-weight: 500;
        }

        .footer-brand p {
            line-height: 1.8;
            color: rgba(255, 255, 255, .62);
            font-size: 15px;
            margin-bottom: 0;
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .62);
            font-size: 14px;
            transition: color .2s ease, padding-left .2s ease;
        }

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

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
        }

        .footer-contact span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .09);
            padding: 24px 0 32px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 14px;
            color: rgba(255, 255, 255, .48);
            font-size: 13px;
        }

        .footer-contact-item svg {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            opacity: .75;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-main {
                grid-template-columns: 1fr 1fr;
            }

            .article-top-band {
                padding: 48px 0 38px;
            }

            .article-top-title h1 {
                font-size: 30px;
            }

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

        @media (max-width: 920px) {
            .nav-toggle {
                display: inline-flex;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 76px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                background: rgba(248, 245, 240, .98);
                border-bottom: 1px solid var(--line);
                padding: 16px;
                box-shadow: var(--shadow-lift);
            }

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

            .nav-link {
                padding: 14px 16px;
                border-radius: var(--radius);
                min-height: 48px;
            }

            .btn-cta {
                margin-left: 0;
                margin-top: 8px;
                justify-content: center;
                width: 100%;
            }

            .brand-name {
                font-size: 18px;
            }
        }

        @media (max-width: 768px) {
            .section-pad,
            .service-section,
            .faq-section,
            .cta-section {
                padding: 56px 0;
            }

            .article-top-title h1 {
                font-size: 26px;
            }

            .article-copy h1 {
                font-size: 27px;
            }

            .cover-image {
                aspect-ratio: 16 / 9;
            }

            .container-1200 {
                width: min(100% - 24px, 1200px);
            }

            .service-spotlight {
                min-height: 280px;
            }

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

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

            .section-heading {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }

            .container-1200 {
                width: min(100% - 20px, 1200px);
            }

            .article-top-meta {
                gap: 10px;
                font-size: 13px;
            }

            .service-card {
                padding: 22px;
            }

            .service-spotlight {
                padding: 24px;
            }

            .cta-section h2 {
                font-size: 25px;
            }

            .brand-name {
                font-size: 16px;
                letter-spacing: -.02em;
            }

            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 19px;
            }
        }

/* roulang page: category2 */
:root {
    --primary: #0B3325;
    --deep: #071D15;
    --green2: #0E3D2C;
    --gold: #B98A3D;
    --gold-light: #D9B36C;
    --gold-soft: rgba(185, 138, 61, .15);
    --bg: #F8F5F0;
    --card: #FFFFFF;
    --text: #23332B;
    --muted: #62746B;
    --line: rgba(11, 51, 37, .10);
    --red: #CC3F2B;
    --radius-s: 6px;
    --radius-m: 10px;
    --radius-lg: 12px;
    --radius-pill: 999px;
    --card-shadow: 0 1px 2px rgba(7, 29, 21, .06), 0 4px 12px rgba(7, 29, 21, .05);
    --lift-shadow: 0 8px 24px rgba(7, 29, 21, .12);
    --bar-shadow: 0 -6px 20px rgba(7, 29, 21, .14);
    --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", system-ui, sans-serif;
    --font-display: "Oswald", "Bebas Neue", "PingFang SC", system-ui, sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    font-size: 16px;
    line-height: 1.85;
    padding-bottom: 70px;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

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

  ul, ol {
    list-style: none;
  }

  button {
    font-family: inherit;
    cursor: pointer;
  }

  .container-1200 {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
  }

  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(248, 245, 240, .92);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(185, 138, 61, .22);
  }

  .header-inner {
    display: flex;
    height: 76px;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
  }

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

  .brand-mark {
    display: flex;
    width: 38px;
    height: 38px;
    background: var(--gold);
    border-radius: 8px;
    color: #fff;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: .5px;
    box-shadow: 0 4px 10px rgba(185, 138, 61, .3);
  }

  .brand-text {
    font-size: 21px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: .5px;
    white-space: nowrap;
  }

  .brand-text em {
    font-style: normal;
    color: var(--gold);
  }

  .nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(11, 51, 37, .16);
    background: #fff;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    transition: border-color .2s, box-shadow .2s;
  }

  .nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: transform .3s, opacity .3s;
  }

  .nav-toggle:hover {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(185, 138, 61, .22);
  }

  .nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
  }

  .nav-link {
    position: relative;
    font-size: 15px;
    font-weight: 500;
    color: rgba(7, 29, 21, .75);
    line-height: 1;
    padding: 8px 2px;
    transition: color .2s;
  }

  .nav-link:hover {
    color: var(--primary);
  }

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

  .nav-link.active::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -4px;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: var(--gold);
    border-radius: 999px;
  }

  .btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--gold);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: 999px;
    border: 1px solid var(--gold);
    transition: background .25s, border-color .25s, box-shadow .25s, transform .25s;
  }

  .btn-cta:hover {
    background: #a0752f;
    border-color: #a0752f;
    box-shadow: 0 6px 18px rgba(185, 138, 61, .28);
    transform: translateY(-1px);
  }

  .btn-cta:active {
    transform: translateY(0);
    box-shadow: 0 0 0 3px rgba(185, 138, 61, .35);
  }

  .page-banner {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 360px;
    padding: 92px 0 72px;
    background-image: url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center;
    isolation: isolate;
    color: #fff;
  }

  .page-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(100deg, rgba(7, 29, 21, .96) 0%, rgba(11, 51, 37, .86) 56%, rgba(11, 51, 37, .58) 100%);
  }

  .page-banner::after {
    content: "";
    position: absolute;
    right: -60px;
    bottom: -120px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    border: 1px solid rgba(217, 179, 108, .14);
    z-index: 0;
    pointer-events: none;
  }

  .banner-content {
    position: relative;
    z-index: 2;
    max-width: 940px;
  }

  .crumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, .7);
    margin-bottom: 28px;
  }

  .crumb a {
    transition: color .2s;
  }

  .crumb a:hover {
    color: var(--gold-light);
  }

  .crumb span {
    color: rgba(255, 255, 255, .45);
  }

  .tag-chip {
    display: inline-flex;
    align-items: center;
    background: rgba(217, 179, 108, .14);
    border: 1px solid rgba(217, 179, 108, .5);
    color: var(--gold-light);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .5px;
    padding: 5px 14px;
    border-radius: 999px;
    margin-bottom: 22px;
  }

  .page-banner h1 {
    font-size: clamp(32px, 5vw, 46px);
    font-weight: 800;
    line-height: 1.25;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: .5px;
  }

  .page-banner h1 .accent {
    color: var(--gold-light);
  }

  .banner-lead {
    max-width: 720px;
    font-size: 17px;
    line-height: 1.9;
    color: rgba(255, 255, 255, .78);
    margin-bottom: 32px;
  }

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

  .btn-gold {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--gold);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 26px;
    border-radius: 999px;
    border: 1px solid var(--gold);
    transition: background .25s, box-shadow .25s, transform .25s;
  }

  .btn-gold:hover {
    background: #a0752f;
    border-color: #a0752f;
    box-shadow: 0 6px 18px rgba(185, 138, 61, .28);
    transform: translateY(-2px);
  }

  .btn-gold:active {
    transform: translateY(0);
    box-shadow: 0 0 0 3px rgba(185, 138, 61, .4);
  }

  .btn-outline-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 26px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .7);
    transition: background .25s, border-color .25s, transform .25s;
  }

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

  .sec {
    padding: 96px 0;
  }

  .sec-light {
    background: #FBF9F4;
  }

  .sec-white {
    background: #fff;
  }

  .sec-head {
    margin-bottom: 52px;
  }

  .sec-tag {
    display: inline-flex;
    align-items: center;
    background: var(--gold-soft);
    border: 1px solid rgba(185, 138, 61, .3);
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    padding: 5px 16px;
    border-radius: 999px;
    margin-bottom: 16px;
  }

  .sec-head h2 {
    font-size: clamp(28px, 3.6vw, 38px);
    line-height: 1.3;
    color: var(--primary);
    font-weight: 800;
    letter-spacing: .3px;
  }

  .sec-head p {
    max-width: 760px;
    margin-top: 14px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.9;
  }

  .metrics-band {
    margin-top: -44px;
    position: relative;
    z-index: 3;
    padding-bottom: 4px;
  }

  .metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    background: #fff;
    border-radius: 14px;
    padding: 28px 24px;
    box-shadow: var(--lift-shadow);
    border: 1px solid rgba(185, 138, 61, .14);
  }

  .metric-item {
    position: relative;
    padding-left: 20px;
  }

  .metric-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 42px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--gold-light), var(--gold));
  }

  .metric-item .metric-num {
    font-family: var(--font-display);
    font-size: 34px;
    font-weight: 600;
    line-height: 1;
    color: var(--primary);
    letter-spacing: .5px;
  }

  .metric-item .metric-label {
    color: var(--muted);
    font-size: 14px;
    margin-top: 8px;
  }

  .feature-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform .3s, box-shadow .3s;
    border: 1px solid rgba(11, 51, 37, .04);
  }

  .feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--lift-shadow);
  }

  .feature-card-img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    background: #e3dfd5;
  }

  .feature-card-body {
    padding: 28px 28px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .feature-card-body h3 {
    font-size: 22px;
    color: var(--primary);
    font-weight: 800;
    margin-bottom: 10px;
    line-height: 1.4;
  }

  .feature-card-body p {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
    flex: 1;
  }

  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: 22px;
    color: var(--gold);
    font-weight: 600;
    font-size: 14px;
    transition: color .2s, gap .2s;
  }

  .text-link:hover {
    color: var(--primary);
    gap: 10px;
  }

  .text-link svg {
    width: 15px;
    height: 15px;
  }

  .feature-row {
    background: #fff;
    border-radius: 14px;
    padding: 18px;
    display: flex;
    gap: 18px;
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(11, 51, 37, .04);
    transition: transform .3s, box-shadow .3s;
    height: 100%;
  }

  .feature-row:hover {
    transform: translateY(-4px);
    box-shadow: var(--lift-shadow);
  }

  .feature-row__thumb {
    width: 136px;
    border-radius: 10px;
    object-fit: cover;
    flex-shrink: 0;
    background: #e3dfd5;
  }

  .feature-row__body {
    padding: 6px 2px;
  }

  .feature-row__body h3 {
    color: var(--primary);
    font-size: 18px;
    font-weight: 800;
    line-height: 1.4;
    margin-bottom: 6px;
  }

  .feature-row__body p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
  }

  .step-block {
    background: linear-gradient(135deg, #0E3D2C 0%, #071D15 100%);
    padding: 96px 0;
    color: #fff;
    position: relative;
    overflow: hidden;
  }

  .step-block::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(rgba(217, 179, 108, .08) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: .25;
    pointer-events: none;
  }

  .step-block .sec-head h2 {
    color: #fff;
  }

  .step-block .sec-head p {
    color: rgba(255, 255, 255, .7);
  }

  .step-list li {
    position: relative;
    padding: 0 0 30px 84px;
  }

  .step-list li:not(:last-child)::before {
    content: "";
    position: absolute;
    left: 27px;
    top: 58px;
    bottom: 4px;
    width: 1px;
    background: rgba(217, 179, 108, .4);
  }

  .step-num {
    position: absolute;
    left: 0;
    top: 0;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 600;
    color: var(--gold-light);
    border: 1px solid rgba(217, 179, 108, .6);
    background: rgba(217, 179, 108, .08);
  }

  .step-list h3 {
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 6px;
    padding-top: 4px;
  }

  .step-list p {
    color: rgba(255, 255, 255, .68);
    font-size: 15px;
    line-height: 1.85;
  }

  .dashboard-mock {
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, .18);
    backdrop-filter: blur(4px);
  }

  .mock-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, .75);
    font-size: 13px;
    letter-spacing: .3px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    padding-bottom: 14px;
  }

  .mock-live {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #f1d6a6;
  }

  .mock-live i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #e34b3a;
    display: block;
  }

  .mock-score {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 28px;
    padding: 32px 0;
    color: #fff;
  }

  .mock-score .team {
    font-size: 18px;
    font-weight: 600;
    min-width: 80px;
    text-align: center;
  }

  .mock-score .num {
    font-family: var(--font-display);
    font-size: 42px;
    color: var(--gold-light);
    letter-spacing: 2px;
    min-width: 120px;
    text-align: center;
  }

  .mock-date {
    text-align: center;
    color: rgba(255, 255, 255, .45);
    font-size: 13px;
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding-top: 14px;
  }

  .mock-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 14px;
  }

  .mock-tags span {
    font-size: 13px;
    border-radius: 999px;
    border: 1px solid rgba(217, 179, 108, .3);
    color: rgba(255, 255, 255, .72);
    padding: 4px 12px;
  }

  .cover-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
  }

  .cover-card {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    min-height: 250px;
    background: var(--deep);
    display: flex;
    align-items: flex-end;
    isolation: isolate;
    box-shadow: var(--card-shadow);
    transition: transform .3s, box-shadow .3s;
  }

  .cover-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--lift-shadow);
  }

  .cover-card img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .46;
    z-index: -2;
  }

  .cover-card::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, transparent 30%, rgba(4, 18, 12, .92) 100%);
  }

  .cover-card__body {
    padding: 24px;
    color: #fff;
    width: 100%;
  }

  .cover-card__body small {
    display: inline-block;
    color: var(--gold-light);
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 8px;
  }

  .cover-card__body h3 {
    font-size: 21px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
  }

  .cover-card__body p {
    color: rgba(255, 255, 255, .75);
    font-size: 14px;
    line-height: 1.8;
  }

  .testimonial-block {
    background: #fff;
    border-radius: 18px;
    box-shadow: var(--card-shadow);
    padding: 42px;
    border: 1px solid rgba(185, 138, 61, .1);
  }

  .testimonial-pattern {
    text-align: center;
    color: var(--muted);
    font-size: 16px;
    line-height: 2;
  }

  .testimonial-pattern .quote-icon {
    color: var(--gold);
    font-size: 34px;
    line-height: 1;
    display: block;
    margin-bottom: 6px;
  }

  .testimonial-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-top: 40px;
  }

  .mini-testi {
    background: #FAF7F1;
    border-radius: 14px;
    padding: 22px;
  }

  .mini-testi:first-child {
    grid-row: span 2;
    background: var(--primary);
    color: rgba(255, 255, 255, .8);
  }

  .mini-testi .name {
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .mini-testi:first-child .name {
    color: var(--gold-light);
  }

  .mini-testi p {
    font-size: 15px;
    line-height: 1.9;
    margin-top: 8px;
  }

  .name-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--gold-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--gold);
  }

  .faq-wrap {
    max-width: 860px;
    margin: 0 auto;
  }

  .faq-item {
    background: #fff;
    border-radius: 14px;
    border: 1px solid rgba(11, 51, 37, .08);
    box-shadow: var(--card-shadow);
    margin-bottom: 14px;
    transition: border-color .2s, box-shadow .2s;
    overflow: hidden;
  }

  .faq-item[open] {
    border-color: rgba(185, 138, 61, .4);
    box-shadow: var(--lift-shadow);
  }

  .faq-item summary {
    position: relative;
    cursor: pointer;
    font-size: 17px;
    font-weight: 600;
    color: var(--primary);
    padding: 20px 52px 20px 24px;
    list-style: none;
    transition: background .2s;
    line-height: 1.5;
  }

  .faq-item summary:hover {
    background: rgba(185, 138, 61, .05);
  }

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

  .faq-icon {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid rgba(185, 138, 61, .6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    transition: transform .3s, background .3s;
  }

  .faq-icon::before,
  .faq-icon::after {
    content: "";
    width: 12px;
    height: 2px;
    background: currentColor;
    position: absolute;
    border-radius: 4px;
  }

  .faq-icon::after {
    transform: rotate(90deg);
  }

  .faq-item[open] .faq-icon {
    transform: translateY(-50%) rotate(180deg);
    background: var(--gold);
    color: #fff;
    border-color: var(--gold);
  }

  .faq-answer {
    padding: 4px 24px 22px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.95;
    border-top: 1px dashed rgba(11, 51, 37, .1);
  }

  .faq-answer p {
    padding-top: 16px;
  }

  .cta-band {
    background: linear-gradient(120deg, var(--deep) 0%, var(--green2) 100%);
    padding: 88px 0 94px;
    color: #fff;
    position: relative;
    overflow: hidden;
  }

  .cta-band::before {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 2px solid rgba(217, 179, 108, .12);
    pointer-events: none;
  }

  .cta-band h2 {
    font-size: clamp(28px, 3.6vw, 38px);
    font-weight: 800;
    margin-bottom: 16px;
    color: #fff;
  }

  .cta-band p {
    color: rgba(255, 255, 255, .72);
    max-width: 680px;
    font-size: 16px;
    margin-bottom: 32px;
  }

  .site-footer {
    background: #06170F;
    color: rgba(255, 255, 255, .72);
    padding: 72px 0 30px;
  }

  .footer-main {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 46px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }

  .footer-brand p {
    max-width: 360px;
    font-size: 14px;
    line-height: 1.85;
    margin-top: 16px;
    color: rgba(255, 255, 255, .55);
  }

  .footer-brand-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 19px;
    font-weight: 800;
    color: #fff;
  }

  .footer-brand-brand span {
    color: var(--gold-light);
  }

  .footer-title {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
  }

  .footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .footer-links a {
    font-size: 14px;
    width: fit-content;
    transition: color .2s, padding-left .2s;
  }

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

  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: 14px;
    font-size: 14px;
    color: rgba(255, 255, 255, .64);
  }

  .footer-contact span {
    display: inline-flex;
    align-items: center;
    gap: 10px;
  }

  .footer-contact svg {
    width: 15px;
    height: 15px;
    color: var(--gold-light);
    flex-shrink: 0;
  }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    padding-top: 28px;
    color: rgba(255, 255, 255, .45);
    font-size: 13px;
  }

  .footer-bottom svg {
    width: 14px;
    height: 14px;
    margin-right: 6px;
    color: var(--gold-light);
  }

  .sticky-cta {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    background: linear-gradient(90deg, var(--primary), var(--deep));
    color: #fff;
    transform: translateY(110%);
    visibility: hidden;
    opacity: 0;
    transition: transform .35s, opacity .35s, visibility .35s;
    box-shadow: var(--bar-shadow);
    border-top: 1px solid rgba(217, 179, 108, .25);
  }

  .sticky-cta.show {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .sticky-cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 60px;
    padding: 10px 0;
  }

  .sticky-cta-inner .sticky-text {
    font-size: 15px;
    color: rgba(255, 255, 255, .88);
  }

  .sticky-cta .btn-cta {
    background: var(--gold);
    border-color: var(--gold);
    color: #fff;
    padding: 8px 18px;
    font-size: 14px;
  }

  .sticky-cta .btn-cta:hover {
    background: var(--gold-light);
  }

  a:focus-visible,
  button:focus-visible,
  summary:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
    border-radius: 6px;
  }

  @media (max-width: 1024px) {
    .nav-toggle {
      display: inline-flex;
    }

    .nav-menu {
      position: absolute;
      top: 76px;
      left: 16px;
      right: 16px;
      display: none;
      flex-direction: column;
      align-items: stretch;
      gap: 0;
      background: #fff;
      border-radius: 14px;
      padding: 10px;
      box-shadow: 0 18px 44px rgba(7, 29, 21, .2);
      border: 1px solid rgba(11, 51, 37, .06);
      max-height: calc(100vh - 100px);
      overflow-y: auto;
    }

    .nav-menu.open {
      display: flex;
    }

    .nav-link {
      display: block;
      padding: 13px 12px;
      border-radius: 8px;
      color: var(--text);
      font-size: 16px;
    }

    .nav-link:hover {
      background: rgba(185, 138, 61, .07);
    }

    .nav-link.active::after {
      left: 12px;
      right: auto;
      bottom: 50%;
      transform: translateY(50%);
      width: 4px;
      height: 18px;
      border-radius: 4px;
    }

    .btn-cta {
      margin-top: 8px;
    }

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

    .cover-grid {
      gap: 16px;
    }
  }

  @media (max-width: 768px) {
    .header-inner {
      height: 68px;
    }

    .nav-menu {
      top: 68px;
    }

    .brand-text {
      font-size: 19px;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      font-size: 16px;
    }

    .page-banner {
      min-height: 380px;
      padding: 70px 0 56px;
    }

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

    .sec {
      padding: 70px 0;
    }

    .step-block {
      padding: 70px 0;
    }

    .metrics-grid {
      grid-template-columns: 1fr 1fr;
      gap: 22px 16px;
      padding: 24px 18px;
    }

    .feature-card-img {
      height: 190px;
    }

    .feature-card-body {
      padding: 24px 20px;
    }

    .feature-row {
      flex-direction: column;
      padding: 14px;
    }

    .feature-row__thumb {
      width: 100%;
      height: 150px;
      border-radius: 10px;
    }

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

    .cover-card {
      min-height: 220px;
    }

    .testimonial-list {
      grid-template-columns: 1fr;
    }

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

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

  @media (max-width: 520px) {
    .container-1200 {
      padding-left: 16px;
      padding-right: 16px;
    }

    .page-banner h1 {
      font-size: 31px;
    }

    .metrics-grid {
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      padding: 20px 14px;
    }

    .metric-item {
      padding-left: 14px;
    }

    .metric-item .metric-num {
      font-size: 28px;
    }

    .btn-gold,
    .btn-outline-white {
      width: 100%;
    }

    .hero-group {
      flex-direction: column;
      align-items: stretch;
    }

    .faq-item summary {
      font-size: 16px;
      padding: 16px 46px 16px 18px;
    }

    .faq-answer {
      padding: 2px 18px 18px;
    }

    .sticky-cta-inner {
      flex-direction: column;
      gap: 6px;
      padding: 10px 0;
    }

    .sticky-cta .btn-cta {
      width: auto;
      margin: 0 0 4px;
    }

    .sticky-cta-inner .sticky-text {
      font-size: 14px;
      line-height: 1.5;
      text-align: center;
    }
  }

/* roulang page: category3 */
:root{
    --bg:#F8F5F0;
    --panel:#FFFFFF;
    --deep:#0B3325;
    --deep-2:#071D15;
    --ink:#17352A;
    --muted:#66756E;
    --gold:#B98A3D;
    --gold-light:#D9B36C;
    --red:#CC3F2B;
    --line:rgba(7,29,21,.08);
    --shadow-card:0 1px 2px rgba(7,29,21,.06),0 4px 12px rgba(7,29,21,.05);
    --shadow-lift:0 8px 24px rgba(7,29,21,.12);
    --radius:12px;
    --radius-sm:6px;
    --font-cn:"PingFang SC","Microsoft YaHei","Helvetica Neue",system-ui,sans-serif;
    --font-en:"Oswald","Bebas Neue",sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-padding-top:96px;scroll-behavior:smooth}
  body{
    font-family:var(--font-cn);
    background:var(--bg);
    color:var(--ink);
    font-size:16px;
    line-height:1.85;
    padding-bottom:84px;
  }
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block;object-fit:cover}
  ul,ol{list-style:none}
  button,input,select,textarea{font:inherit}
  .container{max-width:1200px;margin:0 auto;padding:0 24px}
  .container-narrow{max-width:860px;margin:0 auto;padding:0 24px}

  h1,h2,h3,h4{color:var(--deep);font-weight:700}
  .font-display{font-family:var(--font-en)}

  :focus-visible{
    outline:3px solid rgba(185,138,61,.45);
    outline-offset:2px;
    border-radius:6px;
  }

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:48px;
    padding:0 26px;
    border-radius:999px;
    border:0;
    font-weight:700;
    font-size:16px;
    cursor:pointer;
    transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
    white-space:nowrap;
    text-align:center;
  }
  .btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .btn-gold{
    background:var(--gold);
    color:#fff;
    box-shadow:0 4px 14px rgba(185,138,61,.32);
  }
  .btn-gold:hover{
    background:#a87935;
    transform:translateY(-2px);
    box-shadow:0 8px 20px rgba(185,138,61,.35);
  }
  .btn-gold:active{
    transform:translateY(0);
    box-shadow:0 2px 8px rgba(185,138,61,.28);
  }
  .btn-outline{
    border:1px solid rgba(255,255,255,.7);
    color:#fff;
    background:rgba(7,29,21,.15);
    backdrop-filter:blur(4px);
  }
  .btn-outline:hover{
    background:rgba(255,255,255,.1);
    border-color:#fff;
  }
  .btn-outline-deep{
    border:1px solid var(--gold);
    color:var(--gold);
    background:transparent;
  }
  .btn-outline-deep:hover{
    background:var(--gold);
    color:#fff;
  }

  .site-header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:100;
    background:rgba(248,245,240,.93);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(185,138,61,.22);
    transition:box-shadow .25s ease,background .25s ease;
  }
  .site-header.scrolled{
    box-shadow:0 6px 20px rgba(7,29,21,.07);
  }
  .header-inner{
    height:76px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
  }
  .site-logo{
    display:inline-flex;
    align-items:center;
    gap:11px;
    min-height:44px;
    border-radius:8px;
  }
  .logo-badge{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:38px;
    height:38px;
    border-radius:10px;
    background:var(--deep);
    color:var(--gold-light);
    font-family:var(--font-en);
    font-weight:600;
    font-size:22px;
    line-height:1;
  }
  .logo-text{
    font-weight:700;
    font-size:20px;
    color:var(--deep);
    letter-spacing:.5px;
  }
  .logo-text span{
    color:var(--gold);
  }
  .desktop-nav{
    display:flex;
    align-items:center;
    gap:34px;
    margin-left:auto;
  }
  .nav-link{
    position:relative;
    display:inline-flex;
    align-items:center;
    min-height:44px;
    font-weight:600;
    color:#2b3d36;
    padding:0 2px;
    transition:color .2s ease;
    font-size:16px;
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:50%;
    bottom:2px;
    width:0;
    height:2px;
    background:var(--gold);
    border-radius:999px;
    transform:translateX(-50%);
    transition:width .2s ease;
  }
  .nav-link:hover{
    color:var(--deep);
  }
  .nav-link:hover::after{
    width:24px;
  }
  .nav-link.active{
    color:var(--deep);
    font-weight:800;
  }
  .nav-link.active::after{
    width:24px;
    background:var(--gold);
  }
  .header-actions{
    display:flex;
    align-items:center;
    gap:14px;
  }
  .header-btn{
    min-height:44px;
    padding:0 21px;
    background:var(--gold);
    color:#fff;
    font-weight:700;
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:15px;
    transition:all .2s ease;
  }
  .header-btn:hover{
    background:#a87935;
    transform:translateY(-2px);
  }

  .menu-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    width:46px;
    height:46px;
    border:1px solid var(--line);
    border-radius:10px;
    background:#fff;
    cursor:pointer;
    color:var(--deep);
    transition:all .2s ease;
  }
  .menu-toggle:hover{
    border-color:var(--gold);
    color:var(--gold);
  }
  .menu-toggle .bar{
    position:relative;
    display:block;
    width:18px;
    height:2px;
    background:currentColor;
    border-radius:99px;
    transition:all .3s ease;
  }
  .menu-toggle .bar::before,.menu-toggle .bar::after{
    content:"";
    position:absolute;
    left:0;
    width:18px;
    height:2px;
    background:currentColor;
    border-radius:99px;
    transition:all .3s ease;
  }
  .menu-toggle .bar::before{top:-6px}
  .menu-toggle .bar::after{top:6px}
  .menu-toggle.open .bar{
    background:transparent;
  }
  .menu-toggle.open .bar::before{
    top:0;
    transform:rotate(45deg);
  }
  .menu-toggle.open .bar::after{
    top:0;
    transform:rotate(-45deg);
  }

  .mobile-nav{
    position:fixed;
    top:76px;left:0;right:0;
    z-index:99;
    background:rgba(248,245,240,.97);
    backdrop-filter:blur(18px);
    border-top:1px solid rgba(185,138,61,.16);
    box-shadow:0 18px 30px rgba(7,29,21,.1);
    padding:20px 24px 28px;
    transform:translateY(-120%);
    transition:transform .3s ease;
    display:flex;
    flex-direction:column;
    gap:8px;
  }
  .mobile-nav.open{
    transform:translateY(0);
  }
  .mobile-nav a{
    display:flex;
    align-items:center;
    min-height:48px;
    border-radius:10px;
    padding:0 14px;
    font-weight:600;
    color:var(--deep);
    background:#fff;
    border:1px solid transparent;
  }
  .mobile-nav a:hover{
    border-color:rgba(185,138,61,.4);
  }
  .mobile-nav a.active{
    background:rgba(185,138,61,.12);
    color:var(--gold);
    border-color:rgba(185,138,61,.3);
  }
  .mobile-nav .mobile-cta{
    background:var(--gold);
    color:#fff;
    justify-content:center;
    margin-top:8px;
  }
  .mobile-nav .mobile-cta:hover{
    background:#a87935;
  }

  .cat-banner{
    position:relative;
    background:
      linear-gradient(100deg,rgba(4,20,14,.94) 0%,rgba(11,51,37,.84) 52%,rgba(7,29,21,.72) 100%),
      url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
    padding:168px 0 64px;
    color:#fff;
    overflow:hidden;
  }
  .cat-banner::after{
    content:"";
    position:absolute;
    width:520px;
    height:520px;
    right:-160px;
    bottom:-260px;
    border:1px solid rgba(217,179,108,.16);
    border-radius:50%;
    pointer-events:none;
  }
  .cat-banner .container{
    position:relative;
    z-index:2;
  }
  .breadcrumb{
    display:flex;
    align-items:center;
    gap:10px;
    color:rgba(255,255,255,.72);
    font-size:14px;
    margin-bottom:18px;
    flex-wrap:wrap;
  }
  .breadcrumb a{
    color:rgba(255,255,255,.82);
    transition:color .2s;
    display:inline-flex;
  }
  .breadcrumb a:hover{
    color:var(--gold-light);
  }
  .breadcrumb .sep{
    color:var(--gold-light);
  }
  .cat-banner h1{
    color:#fff;
    font-size:clamp(34px,5vw,54px);
    font-weight:800;
    line-height:1.2;
    letter-spacing:.5px;
    max-width:820px;
  }
  .cat-banner h1 .gold{
    color:var(--gold-light);
  }
  .cat-banner .lead{
    color:rgba(255,255,255,.82);
    font-size:18px;
    margin-top:18px;
    max-width:720px;
  }
  .banner-tags{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:30px;
  }
  .banner-tag{
    display:inline-flex;
    align-items:center;
    gap:6px;
    background:rgba(255,255,255,.1);
    border:1px solid rgba(255,255,255,.16);
    padding:7px 15px;
    border-radius:999px;
    color:rgba(255,255,255,.92);
    font-size:14px;
    font-weight:600;
  }

  .section{
    padding:88px 0;
  }
  .section-dark{
    background:linear-gradient(135deg,#0E3D2C 0%,#071D15 100%);
  }
  .section-subhead{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:rgba(185,138,61,.14);
    color:var(--gold);
    border:1px solid rgba(185,138,61,.22);
    padding:6px 14px;
    border-radius:999px;
    font-size:14px;
    font-weight:700;
    margin-bottom:18px;
  }
  .section-title{
    font-size:clamp(28px,3.6vw,36px);
    color:var(--deep);
    font-weight:800;
    line-height:1.28;
    margin-bottom:14px;
  }
  .section-intro{
    color:var(--muted);
    max-width:760px;
    font-size:16px;
  }

  .module-grid{
    display:grid;
    grid-template-columns:1.75fr 1fr;
    gap:24px;
    align-items:stretch;
    margin-top:46px;
  }
  .side-cards{
    display:grid;
    grid-template-rows:1fr 1fr;
    gap:24px;
  }
  .card{
    background:var(--panel);
    border-radius:var(--radius);
    box-shadow:var(--shadow-card);
    padding:30px;
    border:1px solid rgba(255,255,255,.85);
    transition:transform .22s ease,box-shadow .22s ease;
    position:relative;
    overflow:hidden;
  }
  .card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-lift);
  }
  .card-icon{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:50px;
    height:50px;
    border-radius:14px;
    background:rgba(185,138,61,.12);
    color:var(--gold);
    flex-shrink:0;
  }
  .card-icon svg{
    width:24px;
    height:24px;
    fill:none;
    stroke:currentColor;
    stroke-width:1.8;
    stroke-linecap:round;
    stroke-linejoin:round;
  }
  .card-title{
    font-size:20px;
    font-weight:800;
    color:var(--deep);
    line-height:1.4;
  }
  .card-meta{
    font-size:13px;
    color:var(--gold);
    font-weight:700;
    letter-spacing:.3px;
  }
  .main-card{
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    gap:22px;
    min-height:360px;
  }
  .main-card .card-head{
    display:flex;
    gap:18px;
    align-items:flex-start;
  }
  .main-card .desc{
    color:var(--muted);
    font-size:16px;
    margin-top:10px;
  }
  .check-list{
    margin-top:16px;
    display:flex;
    flex-direction:column;
    gap:10px;
  }
  .check-list li{
    display:flex;
    gap:10px;
    color:#4e6057;
    align-items:flex-start;
  }
  .check-list li::before{
    content:"";
    flex:0 0 7px;
    width:7px;
    height:7px;
    margin-top:10px;
    border-radius:50%;
    background:var(--gold);
  }
  .side-card{
    display:flex;
    gap:16px;
    align-items:flex-start;
    min-height:100%;
  }
  .side-card .card-icon{
    width:44px;
    height:44px;
    border-radius:12px;
  }
  .side-card h3{
    font-size:18px;
    font-weight:800;
    margin-bottom:6px;
  }
  .side-card p{
    color:var(--muted);
    font-size:14px;
  }

  .text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--gold);
    font-weight:700;
    font-size:16px;
    margin-top:20px;
    min-height:36px;
    transition:gap .2s ease,color .2s ease;
  }
  .text-link:hover{
    gap:10px;
    color:#a87935;
  }
  .text-link svg{
    width:18px;
    height:18px;
  }

  .flow-wrap{
    display:grid;
    grid-template-columns:1.15fr 1fr;
    gap:56px;
    align-items:center;
    background:var(--panel);
    border-radius:16px;
    box-shadow:var(--shadow-card);
    border:1px solid rgba(7,29,21,.05);
    padding:48px;
    overflow:hidden;
  }
  .flow-left .section-subhead{
    margin-bottom:14px;
  }
  .flow-left h2{
    font-size:32px;
    margin-bottom:16px;
  }
  .steps{
    margin-top:30px;
  }
  .step-item{
    display:flex;
    gap:18px;
    padding:18px 0;
    border-bottom:1px dashed rgba(7,29,21,.1);
    transition:background .2s;
  }
  .step-item:last-child{
    border-bottom:0;
  }
  .step-num{
    flex:0 0 46px;
    height:46px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-family:var(--font-en);
    font-size:24px;
    font-weight:600;
    color:var(--gold);
    background:rgba(185,138,61,.1);
    border-radius:12px;
  }
  .step-content h3{
    font-size:18px;
    font-weight:800;
    margin-bottom:4px;
    color:var(--deep);
  }
  .step-content p{
    color:var(--muted);
    font-size:15px;
    max-width:480px;
  }
  .flow-media{
    position:relative;
    border-radius:16px;
    overflow:hidden;
    background:#E7E0D6;
    min-height:340px;
    box-shadow:0 10px 26px rgba(7,29,21,.1);
  }
  .flow-media img{
    width:100%;
    height:100%;
    position:absolute;
    inset:0;
  }
  .flow-media .media-float{
    position:absolute;
    left:20px;
    bottom:20px;
    right:20px;
    background:rgba(7,29,21,.8);
    color:#fff;
    padding:16px 20px;
    border-radius:12px;
    backdrop-filter:blur(8px);
    border:1px solid rgba(217,179,108,.28);
  }
  .media-float span{
    color:var(--gold-light);
    font-size:13px;
    font-weight:600;
    letter-spacing:.4px;
  }
  .media-float p{
    font-size:16px;
    margin-top:4px;
    color:rgba(255,255,255,.9);
  }

  .scenario-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
    margin-top:46px;
  }
  .scenario-card{
    background:var(--panel);
    border-radius:var(--radius);
    padding:30px;
    box-shadow:var(--shadow-card);
    border-top:3px solid var(--gold);
    transition:transform .2s ease,box-shadow .2s ease;
  }
  .scenario-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-lift);
  }
  .scenario-card h3{
    font-size:19px;
    font-weight:800;
    color:var(--deep);
    margin-bottom:10px;
  }
  .scenario-card p{
    color:var(--muted);
    font-size:15px;
  }
  .scenario-card .card-ico{
    display:flex;
    align-items:center;
    justify-content:center;
    width:48px;
    height:48px;
    border-radius:50%;
    background:var(--deep);
    color:var(--gold-light);
    margin-bottom:18px;
  }
  .scenario-card .card-ico svg{
    width:22px;
    height:22px;
    fill:none;
    stroke:currentColor;
    stroke-width:1.8;
  }

  .security-panel{
    background:linear-gradient(120deg,#0B3325 0%,#071D15 100%);
    border-radius:18px;
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:44px;
    align-items:center;
    padding:52px 56px;
    overflow:hidden;
    color:rgba(255,255,255,.88);
  }
  .security-copy .section-subhead{
    background:rgba(217,179,108,.12);
    border-color:rgba(217,179,108,.18);
  }
  .security-copy h2{
    color:#fff;
    font-size:30px;
    line-height:1.3;
    margin-bottom:14px;
  }
  .security-copy > p{
    color:rgba(255,255,255,.75);
    margin-bottom:18px;
  }
  .security-list{
    display:flex;
    flex-direction:column;
    gap:14px;
    margin-top:18px;
  }
  .security-list li{
    display:flex;
    align-items:flex-start;
    gap:10px;
    color:rgba(255,255,255,.9);
  }
  .security-list li svg{
    flex:0 0 18px;
    width:18px;
    height:18px;
    margin-top:6px;
    color:var(--gold-light);
    fill:none;
    stroke:currentColor;
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round;
  }
  .security-img{
    border-radius:14px;
    overflow:hidden;
    position:relative;
    min-height:300px;
    background:#DED8CE;
  }
  .security-img img{
    width:100%;
    height:100%;
    position:absolute;
    inset:0;
  }

  .faq-wrap{
    max-width:820px;
    margin:48px auto 0;
    display:flex;
    flex-direction:column;
    gap:14px;
  }
  .faq-item{
    background:#fff;
    border:1px solid rgba(7,29,21,.07);
    border-radius:14px;
    padding:0 22px;
    box-shadow:var(--shadow-card);
    transition:border-color .2s;
  }
  .faq-item.active{
    border-color:rgba(185,138,61,.32);
  }
  .faq-q{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:15px;
    width:100%;
    text-align:left;
    background:transparent;
    color:var(--deep);
    font-weight:800;
    font-size:17px;
    border:0;
    cursor:pointer;
    min-height:60px;
    padding:10px 0;
  }
  .faq-q .q-icon{
    flex:0 0 26px;
    width:26px;
    height:26px;
    border-radius:50%;
    background:rgba(185,138,61,.12);
    color:var(--gold);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    transition:background .25s,transform .25s;
  }
  .faq-q .q-icon svg{
    width:14px;
    height:14px;
    fill:none;
    stroke:currentColor;
    stroke-width:2.5;
    stroke-linecap:round;
  }
  .faq-item.active .faq-q .q-icon{
    background:var(--gold);
    color:#fff;
    transform:rotate(135deg);
  }
  .faq-answer{
    max-height:0;
    overflow:hidden;
    transition:max-height .3s ease,opacity .25s ease;
    opacity:0;
  }
  .faq-answer-inner{
    padding:0 0 20px;
    color:var(--muted);
    font-size:15px;
  }
  .faq-answer-inner a{
    color:var(--gold);
    font-weight:600;
  }

  .final-cta{
    background:
      linear-gradient(135deg,rgba(11,51,37,.94) 0%,rgba(7,29,21,.98) 100%),
      url('/assets/images/backpic/back-1.webp') center / cover;
    border-radius:18px;
    text-align:center;
    padding:70px 30px;
    color:#fff;
    position:relative;
    overflow:hidden;
  }
  .final-cta::before{
    content:"";
    position:absolute;
    width:420px;
    height:420px;
    border:1px solid rgba(217,179,108,.16);
    border-radius:50%;
    left:-130px;
    top:-180px;
  }
  .final-cta h2{
    color:#fff;
    font-size:clamp(26px,4vw,36px);
    margin-bottom:14px;
  }
  .final-cta p{
    max-width:640px;
    margin:0 auto 28px;
    color:rgba(255,255,255,.72);
  }
  .btn-row{
    display:flex;
    justify-content:center;
    flex-wrap:wrap;
    gap:14px;
  }

  .site-footer{
    background:#071D15;
    color:rgba(255,255,255,.72);
    padding:70px 0 40px;
    margin-top:-22px;
    border-top:1px solid rgba(217,179,108,.14);
  }
  .footer-main{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1.2fr;
    gap:40px;
    margin-bottom:40px;
  }
  .footer-brand-brand{
    display:flex;
    align-items:center;
    gap:10px;
    color:#fff;
    font-weight:800;
    font-size:20px;
    margin-bottom:14px;
  }
  .footer-brand-brand span{
    color:var(--gold-light);
  }
  .footer-brand p{
    font-size:14px;
    max-width:300px;
    line-height:1.9;
  }
  .footer-title{
    color:#fff;
    font-weight:700;
    font-size:16px;
    margin-bottom:16px;
  }
  .footer-links{
    display:flex;
    flex-direction:column;
    gap:10px;
  }
  .footer-links a{
    color:rgba(255,255,255,.6);
    font-size:14px;
    transition:color .2s;
    display:inline-flex;
    width:fit-content;
  }
  .footer-links a:hover{
    color:var(--gold-light);
  }
  .footer-contact{
    display:flex;
    flex-direction:column;
    gap:12px;
    font-size:14px;
  }
  .footer-contact span{
    display:inline-flex;
    align-items:center;
    gap:8px;
  }
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.1);
    padding-top:24px;
    display:flex;
    justify-content:space-between;
    gap:12px;
    flex-wrap:wrap;
    font-size:13px;
    color:rgba(255,255,255,.5);
  }

  .bottom-bar{
    position:fixed;
    left:12px;
    right:12px;
    bottom:12px;
    z-index:80;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:14px;
    background:rgba(11,51,37,.96);
    color:#fff;
    padding:10px 14px 10px 18px;
    border-radius:14px;
    box-shadow:0 10px 28px rgba(7,29,21,.26);
    border:1px solid rgba(217,179,108,.24);
    transform:translateY(140%);
    transition:transform .3s ease,opacity .3s ease;
    opacity:0;
    pointer-events:none;
  }
  .bottom-bar.show{
    transform:translateY(0);
    opacity:1;
    pointer-events:auto;
  }
  .bottom-bar.hide{
    transform:translateY(140%);
    opacity:0;
    pointer-events:none;
  }
  .bottom-bar span{
    font-size:14px;
    line-height:1.5;
  }
  .bottom-bar .bar-btn{
    flex:0 0 auto;
    min-height:40px;
    padding:0 18px;
  }

  @media(max-width:1024px){
    .module-grid{grid-template-columns:1fr}
    .side-cards{grid-template-columns:1fr 1fr;grid-template-rows:none}
    .footer-main{grid-template-columns:1fr 1fr;gap:30px}
    .security-panel{grid-template-columns:1fr;padding:40px}
    .security-img{min-height:280px}
    .flow-wrap{grid-template-columns:1fr;padding:36px}
    .flow-media{min-height:0;height:320px}
    .scenario-grid{grid-template-columns:1fr 1fr}
  }
  @media(max-width:768px){
    .desktop-nav,.header-actions .header-btn{display:none}
    .menu-toggle{display:inline-flex}
    .section{padding:64px 0}
    .cat-banner{padding:128px 0 46px}
    .scenario-grid{grid-template-columns:1fr}
    .scenario-grid .scenario-card:nth-child(2){
      transform:translateY(0);
    }
    .footer-main{grid-template-columns:1fr}
    .security-list li{font-size:15px}
  }
  @media(max-width:560px){
    .container{padding:0 18px}
    .card{padding:22px}
    .main-card .card-head{flex-direction:column}
    .flow-wrap{padding:24px}
    .flow-media{height:240px}
    .side-cards{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column}
    .bottom-bar{
      left:8px;
      right:8px;
      bottom:8px;
    }
    .bottom-bar .bar-btn{
      font-size:14px;
      padding:0 12px;
    }
  }