/* roulang page: index */
:root{
      --ink:#111315;
      --ink-2:#181B1F;
      --ink-3:#20242A;
      --green:#12B886;
      --green-dark:#0CA678;
      --green-soft:#DFF7EF;
      --amber:#F2B84B;
      --amber-soft:#FFF4D8;
      --sand:#F6F4EF;
      --sand-2:#FAF9F5;
      --sand-3:#ECE7DD;
      --white:#FFFFFF;
      --text:#3B3F45;
      --muted:#6B7280;
      --line:#E5E0D6;
      --line-dark:rgba(255,255,255,.14);
      --shadow:0 18px 55px rgba(17,19,21,.10);
      --shadow-soft:0 10px 32px rgba(17,19,21,.08);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:var(--sand-2);
      line-height:1.78;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(18,184,134,.22);color:var(--ink)}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;background:var(--green);color:#fff;
      padding:10px 14px;border-radius:999px;z-index:1000
    }
    .skip-link:focus{left:12px;outline:3px solid rgba(18,184,134,.35)}
    .site-header{
      position:sticky;top:0;z-index:100;
      background:rgba(17,19,21,.92);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.08);
      box-shadow:0 12px 28px rgba(0,0,0,.10);
    }
    .nav-wrap{
      height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;
    }
    .brand{
      display:flex;align-items:center;gap:12px;min-width:0;color:var(--white);
      font-weight:800;letter-spacing:.2px;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      color:#07130f;font-weight:900;font-size:15px;
      background:linear-gradient(135deg,var(--green),#75E6C4);
      box-shadow:0 12px 28px rgba(18,184,134,.28);
      flex:0 0 auto;
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.2}
    .brand-title{font-size:17px;color:#fff;white-space:nowrap}
    .brand-sub{font-size:12px;color:#B9C0C5;font-weight:500;margin-top:3px;white-space:nowrap}
    .site-nav{display:flex;align-items:center;gap:8px;margin-left:auto}
    .site-nav a{
      color:#D6D9DD;font-size:15px;font-weight:650;
      padding:10px 14px;border-radius:999px;position:relative;transition:var(--ease);
    }
    .site-nav a:hover,.site-nav a.active{color:#fff;background:rgba(18,184,134,.14)}
    .site-nav a.active::after{
      content:"";position:absolute;left:18px;right:18px;bottom:5px;height:2px;border-radius:999px;background:var(--green);
    }
    .nav-cta{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      background:var(--green);color:#fff!important;padding:11px 18px!important;border-radius:999px;
      box-shadow:0 12px 28px rgba(18,184,134,.22);
    }
    .nav-cta:hover{background:var(--green-dark)!important;transform:translateY(-1px)}
    .menu-toggle{
      display:none;align-items:center;justify-content:center;
      width:44px;height:44px;border-radius:14px;background:rgba(255,255,255,.08);color:#fff;
      border:1px solid rgba(255,255,255,.12);
    }
    .menu-toggle span,.menu-toggle::before,.menu-toggle::after{
      content:"";display:block;width:20px;height:2px;border-radius:99px;background:#fff;transition:var(--ease);
      position:absolute;
    }
    .menu-toggle{position:relative}
    .menu-toggle span{transform:translateY(0)}
    .menu-toggle::before{transform:translateY(-7px)}
    .menu-toggle::after{transform:translateY(7px)}
    .menu-toggle.is-open span{opacity:0}
    .menu-toggle.is-open::before{transform:rotate(45deg)}
    .menu-toggle.is-open::after{transform:rotate(-45deg)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;padding:12px 22px;border-radius:999px;font-weight:750;
      transition:var(--ease);border:1px solid transparent;line-height:1.2;
    }
    .btn-primary{background:var(--green);color:#fff;box-shadow:0 14px 32px rgba(18,184,134,.24)}
    .btn-primary:hover{background:var(--green-dark);transform:translateY(-2px);box-shadow:0 18px 42px rgba(18,184,134,.30)}
    .btn-secondary{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.22);color:#fff}
    .btn-secondary:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.36);transform:translateY(-2px)}
    .btn-light{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--shadow-soft)}
    .btn-light:hover{border-color:rgba(18,184,134,.42);color:var(--green-dark);transform:translateY(-2px)}
    .btn:focus-visible,.site-nav a:focus-visible,.faq-question:focus-visible,input:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(18,184,134,.35);outline-offset:3px;
    }
    .badge,.tag{
      display:inline-flex;align-items:center;gap:7px;border-radius:999px;font-weight:750;line-height:1.2;
    }
    .badge{
      padding:8px 12px;color:#CFF7EA;background:rgba(18,184,134,.12);
      border:1px solid rgba(18,184,134,.26);font-size:13px;
    }
    .tag{
      padding:7px 11px;font-size:13px;background:var(--green-soft);color:#08765C;
    }
    .tag.amber{background:var(--amber-soft);color:#8B5B08}
    .hero{
      position:relative;min-height:720px;display:flex;align-items:center;color:#fff;overflow:hidden;
      background:
        radial-gradient(circle at 18% 24%,rgba(18,184,134,.22),transparent 34%),
        radial-gradient(circle at 80% 18%,rgba(242,184,75,.16),transparent 30%),
        linear-gradient(135deg,rgba(17,19,21,.92),rgba(24,27,31,.94)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero::before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(17,19,21,.92),rgba(17,19,21,.72) 50%,rgba(17,19,21,.88));
      pointer-events:none;
    }
    .hero::after{
      content:"";position:absolute;inset:auto -120px -220px auto;width:560px;height:560px;
      border:1px solid rgba(18,184,134,.16);border-radius:50%;box-shadow:0 0 0 60px rgba(18,184,134,.035);
    }
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;padding:88px 0 54px}
    .hero-copy h1{
      color:#fff;font-size:clamp(36px,5vw,56px);line-height:1.16;margin:18px 0 18px;letter-spacing:-.6px;
      font-weight:850;max-width:760px;
    }
    .hero-copy p{font-size:18px;color:#D6D9DD;max-width:680px;margin:0 0 30px;line-height:1.85}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
    .hero-note{
      display:flex;flex-wrap:wrap;gap:12px;color:#C5CCD1;font-size:14px;
    }
    .hero-note span{
      display:inline-flex;align-items:center;gap:8px;padding:8px 11px;border-radius:999px;
      background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10)
    }
    .dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(18,184,134,.15)}
    .hero-panel{
      border:1px solid rgba(255,255,255,.14);background:rgba(17,19,21,.62);
      border-radius:var(--radius-xl);padding:18px;box-shadow:0 24px 80px rgba(0,0,0,.24);
      backdrop-filter:blur(10px);
    }
    .panel-top{
      display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;padding:4px 4px 0;
      color:#fff;font-weight:800;
    }
    .status-pill{
      display:inline-flex;align-items:center;gap:7px;font-size:12px;color:#BFF3E3;background:rgba(18,184,134,.12);
      border:1px solid rgba(18,184,134,.24);border-radius:999px;padding:6px 9px;font-weight:750;
    }
    .info-stack{display:grid;gap:12px}
    .info-card{
      background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
      border-radius:18px;padding:16px;transition:var(--ease);
    }
    .info-card:hover{background:rgba(255,255,255,.11);transform:translateY(-2px)}
    .info-card strong{display:block;color:#fff;font-size:17px;margin-bottom:6px}
    .info-card p{margin:0;color:#C7CDD1;font-size:14px;line-height:1.65}
    .mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
    .mini-box{
      padding:16px;border-radius:18px;background:#fff;color:var(--ink);
      min-height:118px;display:flex;flex-direction:column;justify-content:space-between;
    }
    .mini-box .num{font-size:26px;font-weight:900;color:var(--green-dark);line-height:1}
    .mini-box small{color:var(--muted);line-height:1.5;margin-top:8px}
    .trust-strip{position:relative;z-index:5;margin-top:-46px}
    .trust-grid{
      display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);
      border-radius:24px;box-shadow:var(--shadow);overflow:hidden;
    }
    .trust-item{padding:24px 22px;display:flex;gap:14px;align-items:flex-start;border-right:1px solid var(--line)}
    .trust-item:last-child{border-right:0}
    .icon{
      width:42px;height:42px;border-radius:14px;background:var(--green-soft);color:var(--green-dark);
      display:grid;place-items:center;font-weight:900;flex:0 0 auto;
    }
    .trust-item h3{margin:0 0 4px;font-size:17px;color:var(--ink);line-height:1.35}
    .trust-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.55}
    main{overflow:hidden}
    .section{padding:88px 0}
    .section.alt{background:var(--sand)}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{color:var(--green-dark);font-weight:850;font-size:14px;margin:0 0 9px}
    .section h2{margin:0;color:var(--ink);font-size:clamp(26px,3.2vw,38px);line-height:1.25;letter-spacing:-.25px}
    .section-head p{margin:0;color:var(--muted);max-width:520px;line-height:1.75}
    .guide-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
    .steps{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);padding:30px;box-shadow:var(--shadow-soft);
    }
    .step{
      display:grid;grid-template-columns:46px 1fr;gap:16px;position:relative;padding-bottom:26px;
    }
    .step:last-child{padding-bottom:0}
    .step:not(:last-child)::after{
      content:"";position:absolute;left:22px;top:48px;bottom:4px;width:1px;background:var(--line);
    }
    .step-num{
      width:46px;height:46px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;
      font-weight:900;box-shadow:0 10px 22px rgba(18,184,134,.22);position:relative;z-index:2;
    }
    .step h3{margin:1px 0 6px;color:var(--ink);font-size:20px;line-height:1.35}
    .step p{margin:0;color:var(--muted);line-height:1.75}
    .notice-card{
      border-radius:var(--radius-xl);background:linear-gradient(180deg,#fff,var(--sand));
      border:1px solid var(--line);padding:26px;box-shadow:var(--shadow-soft);position:relative;overflow:hidden;
    }
    .notice-card::after{
      content:"";position:absolute;right:-70px;top:-70px;width:180px;height:180px;border-radius:50%;
      background:rgba(242,184,75,.16);
    }
    .notice-card img{border-radius:20px;aspect-ratio:16/10;object-fit:cover;margin-bottom:20px}
    .notice-card h3{margin:10px 0;color:var(--ink);font-size:24px;line-height:1.3}
    .notice-card p{margin:0 0 16px;color:var(--text)}
    .check-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:10px}
    .check-list li{display:flex;gap:10px;align-items:flex-start;color:var(--text)}
    .check-list li::before{content:"✓";width:22px;height:22px;border-radius:50%;background:var(--green-soft);color:var(--green-dark);display:grid;place-items:center;font-weight:900;flex:0 0 auto;margin-top:3px}
    .bento{
      display:grid;grid-template-columns:1.3fr .8fr .9fr;grid-auto-rows:minmax(180px,auto);gap:20px;
    }
    .bento-card{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;
      box-shadow:var(--shadow-soft);transition:var(--ease);position:relative;overflow:hidden;
    }
    .bento-card:hover{transform:translateY(-4px);border-color:rgba(18,184,134,.45);box-shadow:var(--shadow)}
    .bento-card:hover h3{color:var(--green-dark)}
    .bento-card.large{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;min-height:390px}
    .bento-card.image-card{padding:0}
    .bento-card.image-card img{height:210px;width:100%;object-fit:cover;transition:var(--ease)}
    .bento-card.image-card:hover img{transform:scale(1.03)}
    .bento-body{padding:22px}
    .bento h3{margin:14px 0 8px;color:var(--ink);font-size:22px;line-height:1.35;transition:var(--ease)}
    .bento p{margin:0 0 18px;color:var(--muted)}
    .card-link{font-weight:850;color:var(--green-dark);display:inline-flex;align-items:center;gap:6px}
    .card-link:hover{gap:10px}
    .large-visual{
      height:165px;border-radius:20px;margin-top:24px;background:
      linear-gradient(135deg,rgba(18,184,134,.16),rgba(242,184,75,.18)),
      url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
      border:1px solid rgba(17,19,21,.08);
    }
    .news-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:26px}
    .feature-news{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-soft);
      transition:var(--ease);
    }
    .feature-news:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(18,184,134,.38)}
    .feature-news img{width:100%;height:300px;object-fit:cover}
    .feature-news .news-content{padding:26px}
    .feature-news h3{margin:12px 0 10px;font-size:25px;color:var(--ink);line-height:1.35}
    .feature-news p{margin:0 0 16px;color:var(--muted)}
    .date{font-size:13px;color:#7C858D;font-weight:700}
    .news-list{display:grid;gap:14px}
    .news-item{
      display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);
      border-radius:20px;padding:20px;transition:var(--ease);
    }
    .news-item:hover{transform:translateX(4px);border-color:rgba(18,184,134,.42);box-shadow:var(--shadow-soft)}
    .news-item h3{margin:8px 0 6px;color:var(--ink);font-size:19px;line-height:1.35}
    .news-item p{margin:0;color:var(--muted);font-size:15px;line-height:1.65}
    .arrow-btn{
      width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--sand);
      color:var(--green-dark);font-weight:900;transition:var(--ease);
    }
    .news-item:hover .arrow-btn{background:var(--green);color:#fff}
    .mobile-zone{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center;
      background:#fff;border:1px solid var(--line);border-radius:32px;padding:34px;box-shadow:var(--shadow-soft);
    }
    .phone-frame{
      width:min(340px,100%);margin:auto;border-radius:34px;background:var(--ink);padding:12px;
      box-shadow:0 24px 60px rgba(17,19,21,.20);border:1px solid rgba(255,255,255,.16);
    }
    .phone-screen{
      border-radius:25px;overflow:hidden;background:var(--sand-2);min-height:520px;border:1px solid rgba(255,255,255,.10);
    }
    .phone-screen img{height:190px;width:100%;object-fit:cover}
    .phone-content{padding:18px}
    .phone-bar{height:10px;width:72px;background:#2D3338;border-radius:999px;margin:0 auto 12px}
    .phone-content h3{margin:10px 0;color:var(--ink);font-size:20px}
    .phone-card{padding:14px;border-radius:16px;background:#fff;border:1px solid var(--line);margin-top:12px}
    .phone-card strong{color:var(--ink);display:block;margin-bottom:4px}
    .mobile-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:22px}
    .mobile-list .small-card{
      background:var(--sand);border:1px solid var(--line);border-radius:18px;padding:18px;
    }
    .small-card h3{margin:0 0 6px;color:var(--ink);font-size:18px}
    .small-card p{margin:0;color:var(--muted);font-size:15px;line-height:1.65}
    .proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .proof-card{
      border-radius:24px;background:var(--ink);color:#fff;padding:24px;position:relative;overflow:hidden;
      border:1px solid rgba(255,255,255,.10);box-shadow:0 18px 48px rgba(17,19,21,.16);
    }
    .proof-card:nth-child(2){background:linear-gradient(135deg,#20242A,#173B32)}
    .proof-card:nth-child(3){background:#fff;color:var(--ink);border-color:var(--line)}
    .proof-card strong{font-size:34px;color:var(--green);display:block;line-height:1;margin-bottom:12px}
    .proof-card h3{margin:0 0 8px;font-size:20px}
    .proof-card p{margin:0;color:inherit;opacity:.78}
    .faq-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:34px;align-items:start}
    .faq-aside{
      background:var(--ink);color:#fff;border-radius:var(--radius-xl);padding:28px;position:sticky;top:104px;
    }
    .faq-aside h2{color:#fff;margin-bottom:14px}
    .faq-aside p{color:#C7CDD1;margin:0 0 22px}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 8px 22px rgba(17,19,21,.05);
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
      background:#fff;color:var(--ink);padding:20px 22px;text-align:left;font-weight:800;font-size:17px;
      transition:var(--ease);
    }
    .faq-question:hover{color:var(--green-dark);background:#FEFEFC}
    .faq-icon{
      width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--green-soft);
      color:var(--green-dark);font-weight:900;flex:0 0 auto;transition:var(--ease);
    }
    .faq-answer{display:none;padding:0 22px 20px;color:var(--muted);line-height:1.85}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--green);color:#fff}
    .contact-panel{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:stretch;
      background:linear-gradient(135deg,#15181C,#1E2427);border-radius:32px;padding:34px;color:#fff;
      box-shadow:0 26px 70px rgba(17,19,21,.22);position:relative;overflow:hidden;
    }
    .contact-panel::before{
      content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
      background:rgba(18,184,134,.16);filter:blur(2px);
    }
    .contact-panel > *{position:relative;z-index:1}
    .contact-panel h2{color:#fff;margin:12px 0}
    .contact-panel p{color:#D6D9DD;margin:0 0 22px}
    .service-points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
    .service-points li{display:flex;gap:10px;align-items:center;color:#DDE3E7}
    .service-points li::before{content:"";width:8px;height:8px;background:var(--green);border-radius:50%;box-shadow:0 0 0 5px rgba(18,184,134,.14)}
    .contact-form{
      background:#fff;border-radius:24px;padding:24px;color:var(--ink);border:1px solid rgba(255,255,255,.12);
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:grid;gap:7px;margin-bottom:14px}
    .field.full{grid-column:1/-1}
    .field label{font-size:14px;font-weight:800;color:var(--ink)}
    .field input,.field textarea{
      width:100%;border:1px solid var(--line);border-radius:14px;background:var(--sand-2);
      padding:12px 14px;min-height:48px;color:var(--ink);transition:var(--ease);
    }
    .field textarea{min-height:112px;resize:vertical}
    .field input:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(18,184,134,.12);background:#fff;outline:0}
    .form-hint{font-size:13px;color:var(--muted);margin:8px 0 0}
    .cta-band{
      border-radius:34px;padding:42px;background:
      linear-gradient(135deg,rgba(17,19,21,.94),rgba(24,27,31,.90)),
      url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;overflow:hidden;position:relative;
    }
    .cta-band::after{
      content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 24%,rgba(18,184,134,.23),transparent 34%);
      pointer-events:none;
    }
    .cta-band > *{position:relative;z-index:1}
    .cta-band h2{color:#fff;margin-bottom:10px}
    .cta-band p{margin:0;color:#D6D9DD;max-width:650px}
    .site-footer{
      background:var(--ink);color:#D6D9DD;padding:60px 0 24px;border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr 1fr;gap:34px;margin-bottom:34px}
    .footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;color:#fff;font-weight:850}
    .footer-brand .brand-mark{width:40px;height:40px}
    .footer-col h3{margin:0 0 14px;color:#fff;font-size:16px}
    .footer-col p{margin:0;color:#AEB6BC;font-size:14px;line-height:1.75}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:9px}
    .footer-links a{color:#AEB6BC;font-size:14px;transition:var(--ease)}
    .footer-links a:hover{color:var(--green);padding-left:4px}
    .footer-alert{
      margin-top:16px;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);font-size:13px;color:#BFC7CC;
    }
    .copyright{
      border-top:1px solid rgba(255,255,255,.10);padding-top:20px;display:flex;justify-content:space-between;gap:16px;
      color:#96A0A7;font-size:13px;flex-wrap:wrap;
    }
    @media (max-width:1080px){
      .hero-inner,.guide-layout,.news-layout,.mobile-zone,.faq-wrap,.contact-panel{grid-template-columns:1fr}
      .hero{min-height:auto}
      .hero-inner{padding:74px 0 80px}
      .bento{grid-template-columns:1fr 1fr}
      .bento-card.large{grid-row:auto;grid-column:1/-1;min-height:auto}
      .trust-grid{grid-template-columns:repeat(2,1fr)}
      .trust-item:nth-child(2){border-right:0}
      .trust-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .faq-aside{position:relative;top:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:820px){
      .container{width:min(100% - 28px,var(--container))}
      .nav-wrap{height:68px}
      .site-nav{
        position:absolute;left:14px;right:14px;top:76px;display:none;flex-direction:column;align-items:stretch;
        background:rgba(17,19,21,.98);border:1px solid rgba(255,255,255,.10);
        border-radius:22px;padding:12px;box-shadow:0 20px 50px rgba(0,0,0,.22);
      }
      .site-nav.is-open{display:flex}
      .site-nav a{padding:14px 16px!important;border-radius:14px}
      .site-nav a.active::after{display:none}
      .menu-toggle{display:flex}
      .brand-sub{display:none}
      .section{padding:62px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .hero-copy p{font-size:16px}
      .trust-strip{margin-top:-28px}
      .trust-grid{grid-template-columns:1fr}
      .trust-item{border-right:0;border-bottom:1px solid var(--line)}
      .trust-item:last-child{border-bottom:0}
      .bento{grid-template-columns:1fr}
      .proof-grid{grid-template-columns:1fr}
      .mobile-list{grid-template-columns:1fr}
      .cta-band{display:block;padding:30px}
      .cta-band .hero-actions{margin:22px 0 0}
      .form-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .brand-title{font-size:15px}
      .brand-mark{width:38px;height:38px;border-radius:12px}
      .hero-inner{padding:52px 0 68px}
      .hero-copy h1{font-size:31px}
      .hero-actions,.cta-band .hero-actions{display:grid}
      .btn{width:100%}
      .mini-grid{grid-template-columns:1fr}
      .steps,.notice-card,.contact-panel,.mobile-zone{padding:20px;border-radius:22px}
      .step{grid-template-columns:38px 1fr;gap:12px}
      .step-num{width:38px;height:38px}
      .step:not(:last-child)::after{left:19px;top:42px}
      .news-item{grid-template-columns:1fr;padding:18px}
      .arrow-btn{display:none}
      .feature-news img{height:220px}
      .phone-screen{min-height:auto}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }

/* roulang page: category1 */
:root{
      --ink:#111315;
      --ink-2:#181B1F;
      --panel:#20242A;
      --text:#3B3F45;
      --muted:#6B7280;
      --soft:#F6F4EF;
      --soft-2:#FAF9F5;
      --sand:#ECE7DD;
      --line:#E5E0D6;
      --green:#12B886;
      --green-2:#0CA678;
      --green-soft:#E5F8F1;
      --amber:#F2B84B;
      --amber-soft:#FFF4D8;
      --white:#FFFFFF;
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:24px;
      --shadow-sm:0 8px 22px rgba(17,19,21,.08);
      --shadow:0 18px 48px rgba(17,19,21,.12);
      --shadow-dark:0 18px 56px rgba(0,0,0,.28);
      --container:1200px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      background:var(--soft-2);
      color:var(--text);
      line-height:1.78;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(18,184,134,.22);color:var(--ink)}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;background:var(--green);color:#fff;
      padding:10px 16px;border-radius:999px;z-index:9999
    }
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;top:0;z-index:1000;
      background:rgba(17,19,21,.94);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.08);
      box-shadow:0 12px 28px rgba(0,0,0,.16);
    }
    .header-inner{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.2px;
    }
    .brand-mark{
      width:42px;height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      background:linear-gradient(135deg,var(--green),#38D9A9);
      color:#07110E;
      font-weight:900;
      box-shadow:0 10px 28px rgba(18,184,134,.28);
      letter-spacing:-.5px;
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.18}
    .brand-text strong{font-size:18px;color:#fff}
    .brand-text span{font-size:12px;color:#AEB5BC;font-weight:500;margin-top:3px}
    .site-nav{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:6px;
      margin-left:auto;
    }
    .site-nav a{
      position:relative;
      color:#D6D9DD;
      padding:10px 13px;
      border-radius:999px;
      font-size:15px;
      font-weight:650;
      white-space:nowrap;
      outline:none;
    }
    .site-nav a:hover,.site-nav a:focus-visible{
      color:#fff;
      background:rgba(255,255,255,.08);
    }
    .site-nav a.active{
      color:#101411;
      background:var(--green);
      box-shadow:0 10px 24px rgba(18,184,134,.25);
    }
    .site-nav .nav-cta{
      margin-left:6px;
      color:#07110E;
      background:#fff;
    }
    .site-nav .nav-cta:hover,.site-nav .nav-cta:focus-visible{
      background:var(--green);
      color:#06100D;
      transform:translateY(-1px);
    }
    .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);
      background:rgba(255,255,255,.06);
    }
    .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
      content:"";
      display:block;
      width:20px;height:2px;
      background:#fff;border-radius:99px;
      transition:var(--ease);
    }
    .menu-toggle span::before{transform:translateY(-7px)}
    .menu-toggle span::after{transform:translateY(5px)}
    .menu-toggle.is-open span{background:transparent}
    .menu-toggle.is-open span::before{transform:rotate(45deg)}
    .menu-toggle.is-open span::after{transform:rotate(-45deg) translate(1px,-1px)}
    main{overflow:hidden}
    .section{padding:82px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--green-soft);
      color:#087F5B;
      font-size:13px;
      font-weight:800;
      margin-bottom:16px;
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--green);
      box-shadow:0 0 0 5px rgba(18,184,134,.13);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-size:15px;
      font-weight:800;
      transition:var(--ease);
      border:1px solid transparent;
      outline:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--green);
      color:#fff;
      box-shadow:0 12px 28px rgba(18,184,134,.28);
    }
    .btn-primary:hover,.btn-primary:focus-visible{
      background:var(--green-2);
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(18,184,134,.34);
    }
    .btn-secondary{
      background:#fff;
      color:var(--ink);
      border-color:rgba(17,19,21,.1);
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{
      border-color:var(--green);
      color:#087F5B;
      transform:translateY(-2px);
      box-shadow:var(--shadow-sm);
    }
    .badge,.tag{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      font-size:12px;
      line-height:1;
      font-weight:800;
      padding:7px 10px;
      background:rgba(18,184,134,.1);
      color:#087F5B;
    }
    .tag.amber{background:var(--amber-soft);color:#8A5A00}
    .tag.dark{background:rgba(17,19,21,.08);color:var(--ink)}
    .page-hero{
      position:relative;
      padding:76px 0 56px;
      background:
        linear-gradient(125deg,rgba(17,19,21,.96),rgba(24,27,31,.86) 52%,rgba(18,184,134,.25)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      color:#fff;
      isolation:isolate;
    }
    .page-hero::before{
      content:"";
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 18% 20%,rgba(56,217,169,.18),transparent 30%),
        radial-gradient(circle at 82% 40%,rgba(242,184,75,.13),transparent 28%),
        linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
      background-size:auto,auto,70px 70px;
      opacity:.8;
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(330px,.62fr);
      gap:42px;
      align-items:end;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      color:#C6CBD0;
      font-size:14px;
      margin-bottom:18px;
    }
    .breadcrumb a:hover{color:var(--green)}
    .breadcrumb .sep{opacity:.55}
    h1{
      max-width:780px;
      font-size:clamp(31px,4.2vw,48px);
      line-height:1.2;
      letter-spacing:-.8px;
      color:#fff;
      font-weight:850;
      margin-bottom:18px;
    }
    .hero-desc{
      max-width:760px;
      color:#D6D9DD;
      font-size:17px;
      line-height:1.9;
      margin-bottom:26px;
    }
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-note{
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow-dark);
      border-radius:var(--radius-lg);
      padding:22px;
      backdrop-filter:blur(12px);
    }
    .hero-note h2{
      color:#fff;
      font-size:20px;
      line-height:1.35;
      margin-bottom:14px;
    }
    .note-list{display:grid;gap:12px}
    .note-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#E7EAED;
      font-size:14px;
      padding-bottom:12px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .note-list li:last-child{border-bottom:0;padding-bottom:0}
    .check{
      width:22px;height:22px;
      flex:0 0 22px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:rgba(18,184,134,.18);
      color:#6CF0C5;
      font-weight:900;
      font-size:13px;
      margin-top:2px;
    }
    .guide-card{
      margin-top:-28px;
      position:relative;
      z-index:5;
    }
    .intro-card{
      display:grid;
      grid-template-columns:minmax(0,1fr) 360px;
      gap:30px;
      background:#fff;
      border:1px solid rgba(17,19,21,.06);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      padding:30px;
    }
    .intro-card h2,.section-title h2{
      color:var(--ink);
      font-size:clamp(24px,3vw,34px);
      line-height:1.25;
      letter-spacing:-.35px;
      margin-bottom:14px;
    }
    .intro-card p,.section-title p{
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }
    .view-list{
      display:grid;
      grid-template-columns:1fr;
      gap:10px;
      padding:18px;
      border-radius:18px;
      background:var(--soft);
      border:1px solid var(--line);
    }
    .view-list h3{
      color:var(--ink);
      font-size:16px;
      margin-bottom:4px;
    }
    .view-list li{
      list-style:none;
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--text);
      font-weight:650;
      font-size:14px;
    }
    .view-list li::before{
      content:"✓";
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:20px;height:20px;
      border-radius:50%;
      background:var(--green);
      color:#fff;
      font-size:12px;
      font-weight:900;
    }
    .filter-row{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:20px;
      margin-bottom:26px;
    }
    .section-title{max-width:740px}
    .filters{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }
    .filter-chip{
      padding:9px 13px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--text);
      font-size:14px;
      font-weight:750;
      box-shadow:0 4px 12px rgba(17,19,21,.03);
      transition:var(--ease);
    }
    .filter-chip.active{
      background:var(--green);
      color:#fff;
      border-color:var(--green);
      box-shadow:0 10px 22px rgba(18,184,134,.24);
    }
    .filter-chip:hover{
      border-color:var(--green);
      color:#087F5B;
      background:var(--green-soft);
      transform:translateY(-1px);
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      gap:28px;
      align-items:start;
    }
    .featured-article{
      display:grid;
      grid-template-columns:42% 1fr;
      gap:0;
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid rgba(17,19,21,.07);
      box-shadow:var(--shadow);
      margin-bottom:18px;
      transition:var(--ease);
    }
    .featured-article:hover{
      transform:translateY(-3px);
      box-shadow:0 22px 58px rgba(17,19,21,.15);
      border-color:rgba(18,184,134,.38);
    }
    .featured-media{
      min-height:282px;
      overflow:hidden;
      background:var(--sand);
    }
    .featured-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .32s ease;
    }
    .featured-article:hover img{transform:scale(1.035)}
    .featured-body{padding:28px}
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:13px;
    }
    .featured-body h2{
      color:var(--ink);
      font-size:26px;
      line-height:1.32;
      letter-spacing:-.25px;
      margin-bottom:12px;
    }
    .featured-body p{
      color:var(--muted);
      margin-bottom:20px;
    }
    .read-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#087F5B;
      font-weight:850;
      font-size:15px;
    }
    .read-link:hover{gap:12px;color:var(--green-2)}
    .article-list{display:grid;gap:14px}
    .article-card{
      display:grid;
      grid-template-columns:1fr auto;
      gap:22px;
      align-items:center;
      background:#fff;
      border:1px solid rgba(17,19,21,.07);
      border-radius:18px;
      padding:20px 22px;
      box-shadow:0 8px 24px rgba(17,19,21,.045);
      transition:var(--ease);
    }
    .article-card:hover{
      transform:translateY(-2px);
      border-color:rgba(18,184,134,.4);
      box-shadow:var(--shadow-sm);
    }
    .article-card h3{
      color:var(--ink);
      font-size:19px;
      line-height:1.42;
      margin:8px 0 7px;
    }
    .article-card:hover h3{color:#087F5B}
    .article-card p{
      color:var(--muted);
      line-height:1.75;
      font-size:15px;
    }
    .article-date{
      min-width:86px;
      text-align:right;
      color:var(--muted);
      font-size:13px;
      font-weight:750;
    }
    .sidebar{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .side-card{
      background:#fff;
      border:1px solid rgba(17,19,21,.07);
      border-radius:var(--radius);
      padding:20px;
      box-shadow:var(--shadow-sm);
    }
    .side-card.dark{
      background:linear-gradient(145deg,var(--ink),#24292F);
      color:#fff;
      border-color:rgba(255,255,255,.08);
    }
    .side-card h2,.side-card h3{
      color:var(--ink);
      font-size:18px;
      line-height:1.35;
      margin-bottom:12px;
    }
    .side-card.dark h2,.side-card.dark h3{color:#fff}
    .side-card p{
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .side-card.dark p{color:#C9CED3}
    .topic-list{display:grid;gap:10px}
    .topic-list a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      padding:11px 12px;
      border-radius:12px;
      background:var(--soft);
      color:var(--text);
      font-weight:750;
      font-size:14px;
    }
    .topic-list a:hover{
      color:#087F5B;
      background:var(--green-soft);
      transform:translateX(2px);
    }
    .topic-list span{color:var(--muted);font-size:12px}
    .keyword-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-top:12px;
    }
    .keyword-cloud a{
      padding:8px 10px;
      border-radius:999px;
      background:var(--soft);
      color:var(--text);
      border:1px solid var(--line);
      font-size:13px;
      font-weight:750;
    }
    .keyword-cloud a:hover{background:var(--green-soft);border-color:var(--green);color:#087F5B}
    .notice-box{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .notice-item{
      display:flex;
      gap:10px;
      padding:12px;
      border-radius:14px;
      background:rgba(18,184,134,.1);
      border:1px solid rgba(18,184,134,.18);
      color:#DDEBE7;
      font-size:14px;
      line-height:1.65;
    }
    .timeline-section{background:var(--soft)}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      margin-top:28px;
    }
    .process-card{
      position:relative;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:22px;
      min-height:190px;
      transition:var(--ease);
    }
    .process-card:hover{
      transform:translateY(-3px);
      border-color:rgba(18,184,134,.42);
      box-shadow:var(--shadow-sm);
    }
    .process-num{
      width:42px;height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      background:var(--green);
      color:#fff;
      font-weight:900;
      margin-bottom:16px;
    }
    .process-card h3{
      color:var(--ink);
      font-size:18px;
      margin-bottom:8px;
    }
    .process-card p{color:var(--muted);font-size:14px;line-height:1.75}
    .mobile-panel{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:30px;
      align-items:center;
      background:#fff;
      border:1px solid rgba(17,19,21,.07);
      border-radius:var(--radius-lg);
      padding:28px;
      box-shadow:var(--shadow-sm);
    }
    .mobile-visual{
      position:relative;
      border-radius:22px;
      overflow:hidden;
      min-height:300px;
      background:var(--sand);
    }
    .mobile-visual img{
      width:100%;height:100%;
      min-height:300px;
      object-fit:cover;
    }
    .mobile-visual::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(17,19,21,.08),rgba(17,19,21,.4));
    }
    .mobile-points{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
      margin-top:22px;
    }
    .mobile-point{
      padding:16px;
      border-radius:16px;
      background:var(--soft);
      border:1px solid var(--line);
    }
    .mobile-point strong{display:block;color:var(--ink);margin-bottom:5px}
    .mobile-point span{color:var(--muted);font-size:14px;line-height:1.6}
    .faq-section{background:linear-gradient(180deg,var(--soft-2),var(--soft))}
    .faq-wrap{
      display:grid;
      grid-template-columns:360px 1fr;
      gap:34px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{
      background:#fff;
      border:1px solid rgba(17,19,21,.07);
      border-radius:16px;
      box-shadow:0 8px 22px rgba(17,19,21,.045);
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      text-align:left;
      color:var(--ink);
      font-size:17px;
      font-weight:850;
      padding:18px 20px;
      outline:none;
    }
    .faq-question:hover,.faq-question:focus-visible{color:#087F5B;background:var(--soft-2)}
    .faq-icon{
      flex:0 0 26px;
      width:26px;height:26px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:50%;
      background:var(--green-soft);
      color:#087F5B;
      font-weight:900;
      transition:var(--ease);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .25s ease;
    }
    .faq-answer p{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
    }
    .faq-item.is-open .faq-answer{max-height:220px}
    .faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--green);color:#fff}
    .related-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      margin-top:28px;
    }
    .related-card{
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height:170px;
      padding:20px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(17,19,21,.07);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .related-card:hover{
      transform:translateY(-3px);
      border-color:rgba(18,184,134,.4);
      box-shadow:var(--shadow);
    }
    .related-card h3{color:var(--ink);font-size:18px;line-height:1.35}
    .related-card p{color:var(--muted);font-size:14px;line-height:1.7;flex:1}
    .contact-cta{
      position:relative;
      border-radius:30px;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(17,19,21,.96),rgba(24,27,31,.92)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      color:#fff;
      padding:40px;
      box-shadow:var(--shadow-dark);
    }
    .contact-grid{
      display:grid;
      grid-template-columns:1fr 420px;
      gap:32px;
      align-items:center;
    }
    .contact-cta h2{
      color:#fff;
      font-size:clamp(25px,3vw,36px);
      line-height:1.25;
      margin-bottom:12px;
    }
    .contact-cta p{color:#D6D9DD;max-width:650px}
    .contact-form{
      display:grid;
      gap:12px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      border-radius:22px;
      padding:18px;
      backdrop-filter:blur(10px);
    }
    .field-group{display:grid;gap:8px}
    .field-group label{
      color:#EEF2F3;
      font-size:13px;
      font-weight:800;
    }
    .field-group input,.field-group textarea,.field-group select{
      width:100%;
      min-height:48px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.1);
      color:#fff;
      padding:11px 13px;
      outline:none;
      transition:var(--ease);
    }
    .field-group select option{color:var(--ink)}
    .field-group textarea{min-height:88px;resize:vertical}
    .field-group input::placeholder,.field-group textarea::placeholder{color:#B7BDC3}
    .field-group input:focus,.field-group textarea:focus,.field-group select:focus{
      border-color:var(--green);
      box-shadow:0 0 0 4px rgba(18,184,134,.18);
      background:rgba(255,255,255,.14);
    }
    .form-tip{font-size:12px;color:#C9CED3;line-height:1.6}
    .site-footer{
      background:var(--ink);
      color:#D6D9DD;
      padding:64px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .8fr .95fr;
      gap:28px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:900;
      font-size:18px;
      margin-bottom:14px;
    }
    .footer-col p{
      color:#AEB5BC;
      font-size:14px;
      line-height:1.8;
    }
    .footer-alert{
      margin-top:16px;
      padding:12px 14px;
      border-radius:14px;
      background:rgba(242,184,75,.12);
      color:#FFE0A3;
      border:1px solid rgba(242,184,75,.18);
      font-size:13px;
      line-height:1.65;
    }
    .footer-col h3{
      color:#fff;
      font-size:16px;
      margin-bottom:14px;
    }
    .footer-links{list-style:none;display:grid;gap:9px}
    .footer-links a{
      color:#AEB5BC;
      font-size:14px;
    }
    .footer-links a:hover{color:var(--green);padding-left:3px}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:22px;
      color:#8F98A3;
      font-size:13px;
    }
    @media (max-width:1100px){
      .container{width:min(100% - 32px,var(--container))}
      .hero-grid,.content-layout,.faq-wrap,.contact-grid{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(2,1fr)}
      .process-grid,.related-grid{grid-template-columns:repeat(2,1fr)}
      .intro-card{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:860px){
      .header-inner{height:68px}
      .brand-text span{display:none}
      .menu-toggle{display:inline-flex}
      .site-nav{
        position:absolute;
        left:16px;right:16px;top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:14px;
        border-radius:18px;
        background:rgba(17,19,21,.98);
        border:1px solid rgba(255,255,255,.1);
        box-shadow:var(--shadow-dark);
      }
      .site-nav.is-open{display:flex}
      .site-nav a{width:100%;padding:13px 14px}
      .site-nav .nav-cta{margin-left:0;text-align:center}
      .page-hero{padding:54px 0 46px}
      .hero-grid{gap:24px}
      .intro-card{padding:22px}
      .filter-row{align-items:flex-start;flex-direction:column}
      .filters{justify-content:flex-start}
      .featured-article{grid-template-columns:1fr}
      .featured-media{min-height:220px}
      .article-card{grid-template-columns:1fr;gap:8px}
      .article-date{text-align:left}
      .mobile-panel{grid-template-columns:1fr;padding:20px}
      .mobile-points{grid-template-columns:1fr}
      .sidebar{grid-template-columns:1fr}
      .contact-cta{padding:26px;border-radius:24px}
    }
    @media (max-width:560px){
      body{font-size:15px}
      .container{width:calc(100% - 24px)}
      .section{padding:56px 0}
      .section-tight{padding:46px 0}
      .brand-mark{width:38px;height:38px;border-radius:12px}
      .brand-text strong{font-size:16px}
      h1{font-size:30px}
      .hero-desc{font-size:15px}
      .hero-actions .btn{width:100%}
      .hero-note{padding:18px}
      .intro-card h2,.section-title h2{font-size:24px}
      .featured-body{padding:20px}
      .featured-body h2{font-size:22px}
      .process-grid,.related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
    }