/* roulang page: index */
:root{
      --bg:#F6F8FA;
      --bg-soft:#EEF3F2;
      --paper:#FFFFFF;
      --ink:#1F2937;
      --muted:#6B7280;
      --deep:#111827;
      --deep-2:#0B111D;
      --line:#E5E7EB;
      --accent:#12D6B5;
      --accent-dark:#0AAE93;
      --warn:#FFB020;
      --danger:#E85D5D;
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:26px;
      --shadow:0 12px 30px rgba(17,24,39,.08);
      --shadow-strong:0 22px 55px rgba(17,24,39,.18);
      --container:1200px;
      --ease:180ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--ink);
      background:var(--bg);
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(18,214,181,.25)}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .skip-link{position:absolute;left:-999px;top:12px;background:var(--accent);color:var(--deep);padding:10px 14px;border-radius:10px;z-index:99}
    .skip-link:focus{left:12px}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(17,24,39,.94);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .nav{
      height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      color:#fff;
      font-weight:800;
      letter-spacing:.2px;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:var(--deep);
      background:linear-gradient(135deg,var(--accent),#8FF5E2);
      box-shadow:0 10px 24px rgba(18,214,181,.28);
      font-size:15px;
      font-weight:900;
      transform:skew(-7deg);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.15}
    .brand-text strong{font-size:16px}
    .brand-text span{font-size:12px;color:rgba(255,255,255,.62);font-weight:500;margin-top:3px}
    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      margin-left:auto;
    }
    .nav-links a{
      position:relative;
      color:rgba(255,255,255,.78);
      font-size:15px;
      font-weight:600;
      padding:10px 14px;
      border-radius:999px;
      transition:color var(--ease),background var(--ease);
    }
    .nav-links a:hover,.nav-links a:focus{color:#fff;background:rgba(255,255,255,.08);outline:none}
    .nav-links a.active{color:var(--accent);background:rgba(18,214,181,.1)}
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      background:var(--accent);
      color:var(--deep);
      font-size:15px;
      font-weight:800;
      box-shadow:0 12px 26px rgba(18,214,181,.23);
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
      white-space:nowrap;
    }
    .nav-cta:hover,.nav-cta:focus{transform:translateY(-2px);background:#35E8CD;box-shadow:0 18px 34px rgba(18,214,181,.32);outline:none}
    .menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.14);color:#fff}
    .menu-toggle span{display:block;width:20px;height:2px;background:#fff;margin:5px auto;border-radius:2px;transition:var(--ease)}
    .hero{
      position:relative;
      overflow:hidden;
      color:#fff;
      background:
        linear-gradient(90deg,rgba(10,17,29,.96),rgba(10,17,29,.76) 52%,rgba(10,17,29,.9)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:auto -10% -180px 42%;
      height:360px;
      background:radial-gradient(circle,rgba(18,214,181,.28),transparent 62%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);
      gap:48px;
      align-items:center;
      padding:78px 0 70px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 12px;
      border:1px solid rgba(18,214,181,.42);
      background:rgba(18,214,181,.1);
      color:#D7FFF8;
      border-radius:999px;
      font-size:13px;
      font-weight:700;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(18,214,181,.12);
    }
    h1{
      margin:22px 0 18px;
      font-size:clamp(34px,5vw,52px);
      line-height:1.16;
      letter-spacing:-1.4px;
      font-weight:900;
    }
    .hero-sub{
      margin:0;
      color:rgba(255,255,255,.78);
      font-size:18px;
      max-width:680px;
    }
    .hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:30px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 20px;
      border-radius:999px;
      font-weight:800;
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease),color var(--ease);
    }
    .btn-primary{background:var(--accent);color:var(--deep);box-shadow:0 15px 34px rgba(18,214,181,.25)}
    .btn-primary:hover,.btn-primary:focus{background:#34EBD0;transform:translateY(-2px);box-shadow:0 20px 40px rgba(18,214,181,.34);outline:none}
    .btn-ghost{border:1px solid rgba(255,255,255,.32);color:#fff;background:rgba(255,255,255,.04)}
    .btn-ghost:hover,.btn-ghost:focus{border-color:rgba(18,214,181,.8);background:rgba(18,214,181,.09);transform:translateY(-2px);outline:none}
    .btn-light{border:1px solid var(--line);background:#fff;color:var(--deep)}
    .btn-light:hover,.btn-light:focus{border-color:var(--accent);color:#087F6C;transform:translateY(-2px);outline:none}
    .notice-line{
      margin-top:24px;
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:rgba(255,255,255,.72);
      font-size:14px;
      max-width:660px;
    }
    .notice-line b{color:var(--warn);font-weight:900}
    .hero-panel{
      position:relative;
      padding:16px;
      border-radius:30px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow-strong);
    }
    .hero-panel img{
      width:100%;
      height:300px;
      object-fit:cover;
      border-radius:22px;
      filter:saturate(.95) contrast(1.02);
    }
    .panel-card{
      margin-top:14px;
      border-radius:20px;
      background:#fff;
      color:var(--ink);
      padding:20px;
      display:grid;
      gap:14px;
    }
    .panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .panel-head strong{font-size:18px}
    .status-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:#E9FFF9;
      color:#087F6C;
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .status-badge:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
    .panel-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .panel-list li{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}
    .check{
      width:22px;height:22px;border-radius:8px;background:#ECFFFB;color:#087F6C;display:grid;place-items:center;font-weight:900;flex:0 0 auto
    }
    main{overflow:hidden}
    .section{padding:82px 0}
    .section.alt{background:var(--paper)}
    .section.soft{background:var(--bg-soft)}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:34px}
    .section-kicker{color:#087F6C;font-weight:900;font-size:14px;margin:0 0 8px}
    h2{margin:0;color:var(--deep);font-size:clamp(26px,3.2vw,36px);line-height:1.28;letter-spacing:-.6px}
    .section-desc{margin:0;color:var(--muted);max-width:620px;font-size:16px}
    .verify-strip{
      margin-top:-34px;
      position:relative;
      z-index:3;
    }
    .status-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      padding:18px;
      border-radius:24px;
      background:#fff;
      box-shadow:var(--shadow);
      border:1px solid var(--line);
    }
    .status-item{
      padding:18px;
      border-radius:18px;
      border:1px solid #EDF0F2;
      background:linear-gradient(180deg,#fff,#FAFBFC);
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .status-item:hover{transform:translateY(-3px);border-color:rgba(18,214,181,.55);box-shadow:0 12px 24px rgba(17,24,39,.07)}
    .status-top{display:flex;align-items:center;gap:10px;margin-bottom:8px}
    .dot{width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(18,214,181,.12)}
    .status-item strong{color:var(--deep);font-size:16px}
    .status-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .intro-layout{
      display:grid;
      grid-template-columns:.88fr 1.12fr;
      gap:38px;
      align-items:start;
    }
    .intro-feature{
      min-height:100%;
      padding:30px;
      border-radius:26px;
      background:var(--deep);
      color:#fff;
      position:relative;
      overflow:hidden;
    }
    .intro-feature:after{
      content:"";
      position:absolute;
      width:220px;height:220px;border-radius:50%;
      right:-80px;bottom:-70px;
      background:rgba(18,214,181,.18);
    }
    .intro-feature h2{color:#fff;margin-top:12px}
    .intro-feature p{color:rgba(255,255,255,.74);margin:16px 0 0}
    .mini-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
    .tag{
      display:inline-flex;
      align-items:center;
      padding:7px 11px;
      border-radius:999px;
      background:#F0F5F4;
      color:#42515D;
      border:1px solid transparent;
      font-size:13px;
      font-weight:700;
      transition:border-color var(--ease),background var(--ease),color var(--ease);
    }
    .tag.dark{background:rgba(255,255,255,.1);color:rgba(255,255,255,.82);border-color:rgba(255,255,255,.12)}
    .tag:hover{border-color:var(--accent);background:#E9FFFA;color:#087F6C}
    .feature-mosaic{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .feature-card{
      padding:22px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 8px 24px rgba(17,24,39,.05);
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
    }
    .feature-card:nth-child(2){margin-top:34px}
    .feature-card:nth-child(3){margin-top:-34px}
    .feature-card:hover{transform:translateY(-4px);border-color:rgba(18,214,181,.5);box-shadow:var(--shadow)}
    .iconbox{
      width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:#E9FFFA;color:#087F6C;font-size:21px;font-weight:900;margin-bottom:16px
    }
    .feature-card h3,.guide-card h3,.compliance-card h3,.article-card h3{margin:0 0 8px;color:var(--deep);font-size:20px;line-height:1.35}
    .feature-card p,.guide-card p,.compliance-card p,.article-card p{margin:0;color:var(--muted);font-size:15px}
    .compliance-wrap{
      display:grid;
      grid-template-columns:1fr 1.15fr;
      gap:26px;
      align-items:stretch;
    }
    .compliance-dark{
      border-radius:28px;
      background:
        linear-gradient(135deg,rgba(17,24,39,.98),rgba(17,24,39,.9)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#fff;
      padding:32px;
      min-height:360px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      box-shadow:var(--shadow);
    }
    .compliance-dark h2{color:#fff}
    .compliance-dark p{color:rgba(255,255,255,.72)}
    .alert-chip{
      display:inline-flex;
      width:max-content;
      align-items:center;
      gap:8px;
      color:#2B1B00;
      background:var(--warn);
      padding:8px 12px;
      border-radius:999px;
      font-weight:900;
      font-size:13px;
    }
    .compliance-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .compliance-card{
      border-radius:22px;
      padding:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 8px 22px rgba(17,24,39,.05);
    }
    .compliance-card .num{color:var(--warn);font-weight:900;font-size:24px;margin-bottom:10px}
    .guide-card{
      display:grid;
      grid-template-columns:260px 1fr auto;
      align-items:center;
      gap:24px;
      padding:18px;
      border-radius:26px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 8px 25px rgba(17,24,39,.05);
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .guide-card:hover{transform:translateY(-4px);border-color:rgba(18,214,181,.7);box-shadow:var(--shadow)}
    .guide-card img{height:170px;width:100%;object-fit:cover;border-radius:20px}
    .guide-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
    .arrow{
      width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#F0F5F4;color:#087F6C;font-size:22px;font-weight:900;transition:transform var(--ease),background var(--ease);
    }
    .guide-card:hover .arrow{transform:translateX(5px);background:#E5FFF8}
    .process{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      counter-reset:step;
    }
    .step{
      position:relative;
      padding:24px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
    }
    .step:before{
      counter-increment:step;
      content:"0" counter(step);
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:44px;height:44px;border-radius:16px;
      background:var(--deep);
      color:var(--accent);
      font-weight:900;
      margin-bottom:16px;
    }
    .step:not(:last-child):after{
      content:"";
      position:absolute;
      top:45px;
      right:-18px;
      width:18px;
      border-top:2px dashed rgba(18,214,181,.55);
    }
    .step h3{margin:0 0 8px;font-size:19px;color:var(--deep)}
    .step p{margin:0;color:var(--muted);font-size:15px}
    .content-board{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:20px;
    }
    .article-card{
      position:relative;
      overflow:hidden;
      padding:24px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line);
      min-height:210px;
      transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
    }
    .article-card:hover{transform:translateY(-4px);border-color:rgba(18,214,181,.55);box-shadow:var(--shadow)}
    .article-card.featured{
      min-height:100%;
      color:#fff;
      background:
        linear-gradient(180deg,rgba(17,24,39,.25),rgba(17,24,39,.9)),
        url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      border-color:transparent;
    }
    .article-card.featured h3{color:#fff;font-size:25px}
    .article-card.featured p{color:rgba(255,255,255,.78)}
    .article-stack{display:grid;gap:20px}
    .article-link{display:inline-flex;margin-top:18px;color:#087F6C;font-weight:900}
    .featured .article-link{color:var(--accent)}
    .evidence{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .evidence-card{
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line);
      padding:24px;
    }
    .evidence-card strong{display:block;color:var(--deep);font-size:19px;margin-bottom:8px}
    .evidence-card p{margin:0;color:var(--muted);font-size:15px}
    .faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;align-items:start}
    .faq-aside{
      border-radius:26px;
      padding:28px;
      background:var(--deep);
      color:#fff;
      position:sticky;
      top:96px;
    }
    .faq-aside h2{color:#fff}
    .faq-aside p{color:rgba(255,255,255,.72)}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border-radius:18px;
      background:#fff;
      border:1px solid var(--line);
      overflow:hidden;
      transition:border-color var(--ease),box-shadow var(--ease);
    }
    .faq-item.open{border-color:rgba(18,214,181,.55);box-shadow:0 10px 26px rgba(17,24,39,.06)}
    .faq-q{
      width:100%;
      min-height:62px;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:var(--deep);
      font-weight:900;
      text-align:left;
    }
    .faq-icon{width:28px;height:28px;border-radius:50%;background:#F0F5F4;display:grid;place-items:center;transition:transform var(--ease),background var(--ease)}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:#E6FFF8;color:#087F6C}
    .faq-a{display:none;padding:0 20px 20px;color:var(--muted);font-size:15px}
    .faq-item.open .faq-a{display:block}
    .feedback{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:center;
      padding:32px;
      border-radius:30px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .feedback-form{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    label{font-size:14px;font-weight:800;color:var(--deep)}
    input,select,textarea{
      width:100%;
      border:1px solid var(--line);
      border-radius:14px;
      background:#FAFBFC;
      color:var(--ink);
      padding:12px 14px;
      outline:none;
      transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
    }
    textarea{min-height:108px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 4px rgba(18,214,181,.12)}
    .privacy-tip{grid-column:1/-1;margin:0;color:var(--muted);font-size:13px;line-height:1.6}
    .cta{
      color:#fff;
      background:
        linear-gradient(135deg,rgba(17,24,39,.98),rgba(17,24,39,.86)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      padding:64px 0;
    }
    .cta-box{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .cta h2{color:#fff}
    .cta p{margin:12px 0 0;color:rgba(255,255,255,.72);max-width:720px}
    .site-footer{
      background:var(--deep-2);
      color:rgba(255,255,255,.72);
      padding:48px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:34px;
      padding-bottom:30px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:900;margin-bottom:14px}
    .footer-brand .brand-mark{width:38px;height:38px}
    .footer-title{color:#fff;font-weight:900;margin:0 0 12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:rgba(255,255,255,.7);transition:color var(--ease)}
    .footer-links a:hover{color:var(--accent)}
    .footer-note{
      border-radius:18px;
      padding:16px;
      background:rgba(255,176,32,.1);
      border:1px solid rgba(255,176,32,.26);
      color:#FFE0A3;
      font-size:14px;
    }
    .copyright{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:22px;font-size:13px;color:rgba(255,255,255,.5)}
    @media (max-width:1024px){
      .hero-inner,.intro-layout,.compliance-wrap,.content-board,.faq-wrap,.feedback{grid-template-columns:1fr}
      .hero-inner{gap:30px;padding:62px 0 60px}
      .status-grid,.process,.evidence{grid-template-columns:repeat(2,1fr)}
      .step:not(:last-child):after{display:none}
      .faq-aside{position:relative;top:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .nav{height:60px}
      .brand-text span{display:none}
      .brand-text strong{font-size:15px}
      .brand-mark{width:38px;height:38px}
      .menu-toggle{display:block}
      .nav-links{
        position:absolute;
        left:16px;
        right:16px;
        top:68px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:20px;
        background:rgba(17,24,39,.98);
        border:1px solid rgba(255,255,255,.12);
        box-shadow:var(--shadow-strong);
      }
      .site-header.menu-open .nav-links{display:flex}
      .nav-links a{padding:12px 14px}
      .nav-cta{display:none}
      .hero-inner{grid-template-columns:1fr;padding:46px 0 50px}
      .hero-panel img{height:230px}
      .section{padding:62px 0}
      .section-head{display:block}
      .section-desc{margin-top:12px}
      .status-grid,.feature-mosaic,.compliance-grid,.process,.evidence,.feedback-form{grid-template-columns:1fr}
      .feature-card:nth-child(2),.feature-card:nth-child(3){margin-top:0}
      .guide-card{grid-template-columns:1fr}
      .guide-card img{height:210px}
      .arrow{justify-self:start}
      .footer-grid{grid-template-columns:1fr}
      .cta-box{display:block}
      .cta-box .hero-actions{margin-top:24px}
    }
    @media (max-width:520px){
      h1{font-size:32px;letter-spacing:-.6px}
      .hero-actions,.cta-box .hero-actions{flex-direction:column;align-items:stretch}
      .btn{width:100%}
      .hero-panel{padding:10px;border-radius:22px}
      .panel-card{padding:16px}
      .status-grid{padding:12px}
      .intro-feature,.compliance-dark,.feedback{padding:22px;border-radius:22px}
      .section{padding:52px 0}
      .copyright{display:block}
    }

/* roulang page: category1 */
:root {
      --bg: #f6f8fa;
      --bg-soft: #eef3f2;
      --surface: #ffffff;
      --surface-2: #fbfcfd;
      --ink: #111827;
      --text: #1f2937;
      --muted: #6b7280;
      --line: #e5e7eb;
      --accent: #12d6b5;
      --accent-dark: #0aa88e;
      --warm: #ffb020;
      --danger: #ef4444;
      --radius-sm: 10px;
      --radius: 18px;
      --radius-lg: 26px;
      --shadow: 0 14px 36px rgba(17, 24, 39, .08);
      --shadow-strong: 0 22px 60px rgba(17, 24, 39, .16);
      --container: 1200px;
      --nav-h: 72px;
      --ease: 200ms ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      min-height: 100vh;
      background: var(--bg);
      color: var(--text);
      font-family: PingFang SC, Microsoft YaHei, Noto Sans SC, Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

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

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

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

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

    :focus-visible {
      outline: 3px solid rgba(18, 214, 181, .35);
      outline-offset: 3px;
      border-radius: 8px;
    }

    .container {
      width: min(100% - 48px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(17, 24, 39, .94);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(255, 255, 255, .10);
    }

    .header-inner {
      height: var(--nav-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 800;
      letter-spacing: .01em;
      white-space: nowrap;
    }

    .brand-mark,
    .footer-brand .brand-mark {
      width: 42px;
      height: 42px;
      display: inline-grid;
      place-items: center;
      color: var(--ink);
      background: linear-gradient(135deg, var(--accent), #79ffe7);
      border-radius: 14px 8px 14px 8px;
      font-weight: 900;
      font-size: 15px;
      box-shadow: 0 10px 24px rgba(18, 214, 181, .26);
      transform: skew(-7deg);
    }

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

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }

    .nav-links a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 14px;
      color: rgba(255, 255, 255, .78);
      font-weight: 600;
      font-size: 15px;
      border-radius: 999px;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: #fff;
      background: rgba(255, 255, 255, .08);
    }

    .nav-links a.active::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 5px;
      height: 2px;
      background: var(--accent);
      border-radius: 99px;
    }

    .header-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      background: var(--accent);
      color: var(--ink);
      font-weight: 800;
      box-shadow: 0 10px 26px rgba(18, 214, 181, .25);
      white-space: nowrap;
    }

    .header-cta:hover {
      transform: translateY(-2px);
      background: #35e4c8;
      box-shadow: 0 16px 34px rgba(18, 214, 181, .34);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, .14);
    }

    .menu-toggle span {
      position: relative;
      width: 20px;
      height: 2px;
      background: currentColor;
      border-radius: 99px;
    }

    .menu-toggle span::before,
    .menu-toggle span::after {
      content: "";
      position: absolute;
      left: 0;
      width: 20px;
      height: 2px;
      background: currentColor;
      border-radius: 99px;
      transition: transform var(--ease), top var(--ease);
    }

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

    .menu-toggle.is-open span {
      background: transparent;
    }

    .menu-toggle.is-open span::before {
      top: 0;
      transform: rotate(45deg);
      background: #fff;
    }

    .menu-toggle.is-open span::after {
      top: 0;
      transform: rotate(-45deg);
      background: #fff;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 800;
      line-height: 1;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
    }

    .btn-primary {
      background: var(--accent);
      color: var(--ink);
      box-shadow: 0 14px 32px rgba(18, 214, 181, .28);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: #37e2c7;
      box-shadow: 0 18px 38px rgba(18, 214, 181, .36);
    }

    .btn-secondary {
      border: 1px solid rgba(17, 24, 39, .18);
      color: var(--ink);
      background: rgba(255, 255, 255, .75);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: var(--accent);
      background: #fff;
      box-shadow: var(--shadow);
    }

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

    .btn-dark:hover {
      transform: translateY(-2px);
      background: #0b111d;
      box-shadow: var(--shadow);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 12px;
      border: 1px solid rgba(18, 214, 181, .35);
      background: rgba(18, 214, 181, .10);
      color: #bffcf0;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(18, 214, 181, .14);
    }

    .page-hero {
      position: relative;
      isolation: isolate;
      overflow: hidden;
      color: #fff;
      background: var(--ink);
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -2;
      background:
        linear-gradient(90deg, rgba(17, 24, 39, .94) 0%, rgba(17, 24, 39, .82) 52%, rgba(17, 24, 39, .50) 100%),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }

    .page-hero::after {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      background-image:
        linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size: 46px 46px;
      mask-image: linear-gradient(90deg, #000 0%, rgba(0,0,0,.38) 100%);
    }

    .hero-inner {
      min-height: 520px;
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 56px;
      align-items: center;
      padding: 82px 0;
    }

    .hero-copy h1 {
      max-width: 760px;
      margin-top: 20px;
      font-size: clamp(32px, 5vw, 52px);
      line-height: 1.16;
      letter-spacing: -.04em;
      font-weight: 900;
    }

    .hero-copy p {
      max-width: 720px;
      margin-top: 20px;
      color: rgba(255, 255, 255, .78);
      font-size: 18px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 30px;
    }

    .hero-note {
      margin-top: 22px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      color: rgba(255,255,255,.70);
      font-size: 14px;
    }

    .hero-note span {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.10);
    }

    .hero-note span::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 99px;
      background: var(--warm);
    }

    .hero-panel {
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .09);
      border: 1px solid rgba(255, 255, 255, .14);
      box-shadow: var(--shadow-strong);
      padding: 18px;
      transform: rotate(-1deg);
    }

    .hero-panel img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      border-radius: 22px;
      border: 1px solid rgba(255, 255, 255, .16);
    }

    .panel-status {
      margin-top: 16px;
      display: grid;
      gap: 10px;
    }

    .status-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 14px;
      background: rgba(17, 24, 39, .62);
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 16px;
      color: rgba(255,255,255,.82);
      font-size: 14px;
    }

    .status-line strong {
      color: #fff;
    }

    .status-badge {
      color: var(--accent);
      font-weight: 900;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 84px 0;
    }

    .section.compact {
      padding: 64px 0;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--accent-dark);
      font-size: 14px;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .section-kicker::before {
      content: "";
      width: 24px;
      height: 3px;
      border-radius: 99px;
      background: var(--accent);
    }

    .section h2,
    .section-title {
      color: var(--ink);
      font-size: clamp(26px, 3.5vw, 36px);
      line-height: 1.25;
      font-weight: 900;
      letter-spacing: -.03em;
    }

    .section-desc {
      margin-top: 12px;
      color: var(--muted);
      font-size: 17px;
    }

    .overview-grid {
      display: grid;
      grid-template-columns: 1fr 420px;
      gap: 28px;
      align-items: stretch;
    }

    .overview-main {
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .overview-main::after {
      content: "";
      position: absolute;
      right: -56px;
      bottom: -70px;
      width: 230px;
      height: 230px;
      background: rgba(18, 214, 181, .12);
      border-radius: 50%;
    }

    .tag-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
      position: relative;
      z-index: 1;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 13px;
      border-radius: 999px;
      color: var(--text);
      background: #f3f5f7;
      border: 1px solid transparent;
      font-size: 14px;
      font-weight: 700;
      transition: border-color var(--ease), background var(--ease), transform var(--ease);
    }

    .tag:hover {
      border-color: var(--accent);
      background: #fff;
      transform: translateY(-1px);
    }

    .notice-card {
      background: var(--ink);
      color: #fff;
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .notice-card::before {
      content: "";
      position: absolute;
      inset: auto -40px -80px auto;
      width: 190px;
      height: 190px;
      border-radius: 50%;
      background: rgba(255,176,32,.16);
    }

    .notice-card h3 {
      font-size: 23px;
      line-height: 1.3;
      margin-bottom: 14px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      list-style: none;
      position: relative;
      z-index: 1;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      color: rgba(255,255,255,.78);
      font-size: 15px;
    }

    .check-list li::before {
      content: "✓";
      flex: 0 0 22px;
      width: 22px;
      height: 22px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(18,214,181,.16);
      color: var(--accent);
      font-weight: 900;
      line-height: 1;
      margin-top: 2px;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 28px;
      align-items: start;
    }

    .guide-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }

    .guide-card {
      position: relative;
      min-height: 238px;
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 24px;
      box-shadow: 0 8px 20px rgba(17,24,39,.04);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
      overflow: hidden;
    }

    .guide-card.featured {
      grid-column: span 2;
      display: grid;
      grid-template-columns: 1fr 260px;
      gap: 24px;
      align-items: center;
      min-height: 270px;
      background: linear-gradient(135deg, #fff 0%, #f0faf8 100%);
    }

    .guide-card:hover {
      transform: translateY(-4px);
      border-color: rgba(18, 214, 181, .7);
      box-shadow: var(--shadow);
    }

    .guide-card img {
      width: 100%;
      height: 210px;
      object-fit: cover;
      border-radius: 18px;
      box-shadow: 0 14px 28px rgba(17,24,39,.10);
    }

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      margin-bottom: 14px;
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .category-label {
      display: inline-flex;
      align-items: center;
      height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: #07594d;
      background: rgba(18,214,181,.15);
      border: 1px solid rgba(18,214,181,.25);
    }

    .guide-card h3 {
      color: var(--ink);
      font-size: 21px;
      line-height: 1.35;
      font-weight: 900;
      margin-bottom: 10px;
    }

    .guide-card p {
      color: var(--muted);
      font-size: 15px;
      line-height: 1.7;
    }

    .card-link {
      margin-top: 18px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--ink);
      font-weight: 900;
      font-size: 15px;
    }

    .card-link::after {
      content: "→";
      color: var(--accent-dark);
      transition: transform var(--ease);
    }

    .guide-card:hover .card-link::after {
      transform: translateX(5px);
    }

    .side-panel {
      position: sticky;
      top: calc(var(--nav-h) + 24px);
      display: grid;
      gap: 16px;
    }

    .side-card {
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 22px;
      box-shadow: 0 8px 20px rgba(17,24,39,.04);
    }

    .side-card.dark {
      background: var(--ink);
      color: #fff;
      border-color: rgba(255,255,255,.10);
    }

    .side-card h3 {
      font-size: 19px;
      line-height: 1.3;
      margin-bottom: 14px;
      color: inherit;
    }

    .topic-list,
    .quick-list {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .topic-list a,
    .quick-list a {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      padding: 11px 12px;
      border-radius: 14px;
      background: #f6f8fa;
      color: var(--text);
      font-weight: 700;
      font-size: 14px;
    }

    .topic-list a:hover,
    .quick-list a:hover {
      background: rgba(18,214,181,.12);
      color: var(--ink);
      transform: translateX(2px);
    }

    .side-card.dark p {
      color: rgba(255,255,255,.76);
      font-size: 15px;
    }

    .side-card.dark .btn {
      width: 100%;
      margin-top: 16px;
    }

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

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      counter-reset: steps;
    }

    .process-item {
      position: relative;
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 24px;
      min-height: 190px;
      box-shadow: 0 8px 20px rgba(17,24,39,.04);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .process-item:hover {
      transform: translateY(-3px);
      border-color: var(--accent);
      box-shadow: var(--shadow);
    }

    .process-num {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      background: var(--ink);
      color: var(--accent);
      font-weight: 900;
      margin-bottom: 18px;
    }

    .process-item h3 {
      color: var(--ink);
      font-size: 19px;
      line-height: 1.35;
      margin-bottom: 8px;
    }

    .process-item p {
      color: var(--muted);
      font-size: 15px;
    }

    .split-banner {
      display: grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 28px;
      align-items: center;
      background: var(--ink);
      color: #fff;
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-strong);
      overflow: hidden;
    }

    .split-banner img {
      width: 100%;
      height: 310px;
      object-fit: cover;
      border-radius: 22px;
      border: 1px solid rgba(255,255,255,.14);
    }

    .split-banner h2 {
      color: #fff;
    }

    .split-banner p {
      color: rgba(255,255,255,.76);
      margin-top: 12px;
      font-size: 16px;
    }

    .alert-grid {
      margin-top: 24px;
      display: grid;
      gap: 12px;
    }

    .alert-item {
      display: flex;
      gap: 12px;
      padding: 14px;
      border-radius: 16px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.10);
      color: rgba(255,255,255,.82);
      font-size: 15px;
    }

    .alert-item strong {
      color: #fff;
    }

    .alert-dot {
      flex: 0 0 12px;
      width: 12px;
      height: 12px;
      margin-top: 8px;
      border-radius: 50%;
      background: var(--warm);
      box-shadow: 0 0 0 6px rgba(255,176,32,.12);
    }

    .faq-section {
      background: #fff;
    }

    .faq-list {
      display: grid;
      gap: 14px;
    }

    .faq-item {
      border: 1px solid var(--line);
      border-radius: 18px;
      background: var(--surface);
      overflow: hidden;
      box-shadow: 0 6px 16px rgba(17,24,39,.035);
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: var(--ink);
      text-align: left;
      font-weight: 900;
      font-size: 17px;
    }

    .faq-icon {
      flex: 0 0 28px;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: rgba(18,214,181,.12);
      color: var(--accent-dark);
      transition: transform var(--ease);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--muted);
    }

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

    .faq-item.is-open .faq-question {
      color: #0f766e;
    }

    .faq-item.is-open .faq-icon {
      transform: rotate(45deg);
    }

    .feedback-card {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 30px;
      align-items: stretch;
      background:
        radial-gradient(circle at 15% 20%, rgba(18,214,181,.18), transparent 30%),
        linear-gradient(135deg, #ffffff 0%, #eef8f6 100%);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow);
    }

    .feedback-card h2 {
      font-size: clamp(25px, 3vw, 34px);
      line-height: 1.25;
      color: var(--ink);
    }

    .feedback-card p {
      margin-top: 12px;
      color: var(--muted);
    }

    .feedback-form {
      display: grid;
      gap: 14px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 22px;
    }

    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .field label {
      display: block;
      margin-bottom: 7px;
      color: var(--ink);
      font-size: 14px;
      font-weight: 800;
    }

    .field input,
    .field textarea,
    .field select {
      width: 100%;
      border: 1px solid var(--line);
      background: #f8fafb;
      color: var(--text);
      border-radius: 14px;
      padding: 12px 14px;
      min-height: 46px;
      transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
    }

    .field textarea {
      resize: vertical;
      min-height: 110px;
    }

    .field input:focus,
    .field textarea:focus,
    .field select:focus {
      outline: none;
      border-color: var(--accent);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(18,214,181,.12);
    }

    .privacy-tip {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
    }

    .site-footer {
      background: var(--ink);
      color: rgba(255,255,255,.72);
      padding: 58px 0 26px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr .75fr .9fr;
      gap: 42px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.10);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 900;
      font-size: 18px;
      margin-bottom: 16px;
    }

    .site-footer p {
      max-width: 520px;
      color: rgba(255,255,255,.70);
    }

    .footer-title {
      color: #fff !important;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .footer-links {
      display: grid;
      gap: 9px;
    }

    .footer-links a {
      width: fit-content;
      color: rgba(255,255,255,.72);
    }

    .footer-links a:hover {
      color: var(--accent);
      transform: translateX(2px);
    }

    .footer-note {
      padding: 14px;
      border-radius: 16px;
      background: rgba(255,176,32,.10);
      border: 1px solid rgba(255,176,32,.22);
      color: rgba(255,255,255,.78);
      font-size: 14px;
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding-top: 22px;
      color: rgba(255,255,255,.56);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .container {
        width: min(100% - 40px, var(--container));
      }

      .header-cta {
        display: none;
      }

      .hero-inner,
      .overview-grid,
      .content-layout,
      .split-banner,
      .feedback-card {
        grid-template-columns: 1fr;
      }

      .hero-inner {
        gap: 34px;
      }

      .hero-panel {
        max-width: 640px;
        transform: none;
      }

      .side-panel {
        position: static;
        grid-template-columns: 1fr 1fr;
      }

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

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

      .footer-grid > div:first-child {
        grid-column: span 2;
      }
    }

    @media (max-width: 768px) {
      :root {
        --nav-h: 62px;
      }

      .container {
        width: min(100% - 32px, var(--container));
      }

      .brand-text {
        max-width: 160px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

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

      .nav-links {
        position: fixed;
        top: var(--nav-h);
        left: 16px;
        right: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        padding: 14px;
        background: rgba(17,24,39,.98);
        border: 1px solid rgba(255,255,255,.12);
        border-radius: 18px;
        box-shadow: var(--shadow-strong);
      }

      .nav-links.is-open {
        display: flex;
      }

      .nav-links a {
        justify-content: center;
        min-height: 46px;
      }

      .nav-links a.active::after {
        left: 35%;
        right: 35%;
      }

      .page-hero::before {
        background:
          linear-gradient(180deg, rgba(17, 24, 39, .96) 0%, rgba(17, 24, 39, .86) 62%, rgba(17, 24, 39, .74) 100%),
          url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      }

      .hero-inner {
        min-height: auto;
        padding: 58px 0 54px;
      }

      .hero-copy p {
        font-size: 16px;
      }

      .hero-actions .btn {
        flex: 1 1 180px;
      }

      .section {
        padding: 62px 0;
      }

      .section.compact {
        padding: 48px 0;
      }

      .overview-main,
      .notice-card,
      .feedback-card {
        padding: 24px;
      }

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

      .guide-card.featured {
        grid-column: auto;
        grid-template-columns: 1fr;
      }

      .side-panel {
        grid-template-columns: 1fr;
      }

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

      .split-banner {
        padding: 22px;
      }

      .split-banner img {
        height: 230px;
      }

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

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

      .footer-grid > div:first-child {
        grid-column: auto;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .brand-mark,
      .footer-brand .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 12px 7px 12px 7px;
      }

      .brand-text {
        font-size: 16px;
        max-width: 112px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .hero-note {
        flex-direction: column;
      }

      .status-line {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
      }

      .guide-card,
      .side-card {
        padding: 20px;
      }

      .tag-group {
        gap: 8px;
      }
    }