/* roulang page: index */
:root{
      --brand:#0d9488;
      --brand-dark:#0f766e;
      --brand-soft:#ccfbf1;
      --accent:#f59e0b;
      --accent-soft:#fff7ed;
      --ink:#10201f;
      --muted:#667085;
      --weak:#8a98a7;
      --line:#e4eceb;
      --bg:#f7fbfa;
      --panel:#ffffff;
      --panel-2:#f0fdfa;
      --danger:#ef4444;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:28px;
      --shadow:0 18px 50px rgba(16,32,31,.10);
      --shadow-hover:0 24px 70px rgba(13,148,136,.18);
      --container:1180px;
    }
    *{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(--ink);
      background:
        radial-gradient(circle at 12% 6%, rgba(20,184,166,.13), transparent 28%),
        radial-gradient(circle at 85% 10%, rgba(245,158,11,.12), transparent 24%),
        linear-gradient(180deg,#fbfffe 0%,var(--bg) 42%,#ffffff 100%);
      line-height:1.72;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:var(--brand-soft);color:var(--brand-dark)}
    .site-container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .skip-link{
      position:absolute;left:16px;top:-80px;z-index:100;
      background:var(--ink);color:#fff;padding:10px 14px;border-radius:999px;
      transition:.2s ease;
    }
    .skip-link:focus{top:12px;outline:3px solid rgba(20,184,166,.32)}
    .glass{
      background:rgba(255,255,255,.82);
      border:1px solid rgba(228,236,235,.88);
      box-shadow:0 10px 34px rgba(16,32,31,.08);
      backdrop-filter:blur(16px);
    }
    .site-header{
      position:sticky;top:0;z-index:50;
      border-bottom:1px solid rgba(228,236,235,.84);
      background:rgba(250,255,254,.86);
      backdrop-filter:saturate(160%) blur(18px);
    }
    .nav-wrap{height:76px;display:flex;align-items:center;gap:22px}
    .brand-logo{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;letter-spacing:-.02em}
    .brand-mark{
      width:42px;height:42px;border-radius:16px;
      display:grid;place-items:center;color:#fff;
      background:linear-gradient(135deg,var(--brand),#115e59 62%,#0b3b39);
      box-shadow:0 12px 28px rgba(13,148,136,.28);
      position:relative;overflow:hidden;
    }
    .brand-mark:after{
      content:"";position:absolute;inset:-18px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.26),transparent);
      transform:rotate(28deg) translateX(-35px);
      transition:.45s ease;
    }
    .brand-logo:hover .brand-mark:after{transform:rotate(28deg) translateX(48px)}
    .brand-text{font-size:18px;color:var(--ink)}
    .nav-center{display:flex;align-items:center;gap:8px;margin-left:10px}
    .nav-link{
      display:inline-flex;align-items:center;gap:8px;
      height:42px;padding:0 16px;border-radius:999px;
      color:#405250;font-weight:700;font-size:14px;
      transition:.22s ease;
    }
    .nav-link:hover{background:var(--brand-soft);color:var(--brand-dark)}
    .nav-link.active{background:#e6fffb;color:var(--brand-dark);box-shadow:inset 0 0 0 1px rgba(13,148,136,.16)}
    .nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
    .search-box{
      width:250px;height:44px;display:flex;align-items:center;gap:9px;
      padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#fff;
      color:var(--weak);transition:.22s ease;
    }
    .search-box:focus-within{border-color:rgba(13,148,136,.55);box-shadow:0 0 0 4px rgba(20,184,166,.12)}
    .search-box input{border:0;outline:0;width:100%;background:transparent;color:var(--ink);font-size:14px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:0 18px;border-radius:999px;
      border:1px solid transparent;font-weight:800;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
      white-space:nowrap;
    }
    .btn:focus-visible,.nav-link:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(20,184,166,.28);outline-offset:3px;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;box-shadow:0 14px 26px rgba(13,148,136,.24)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
    .btn-secondary{background:#fff;color:var(--brand-dark);border-color:rgba(13,148,136,.22)}
    .btn-secondary:hover{background:var(--brand-soft);border-color:rgba(13,148,136,.42)}
    .btn-ghost{background:transparent;color:#3e5653}
    .btn-ghost:hover{background:#eef8f7;color:var(--brand-dark)}
    .mobile-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--ink)}
    .mobile-panel{display:none;border-top:1px solid var(--line);padding:14px 0 18px}
    .mobile-panel.open{display:block}
    .section{padding:82px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border-radius:999px;
      color:var(--brand-dark);background:#e6fffb;
      border:1px solid rgba(13,148,136,.14);
      font-size:13px;font-weight:900;
    }
    .section-title{font-size:clamp(28px,4vw,44px);line-height:1.18;letter-spacing:-.04em;font-weight:950;color:var(--ink)}
    .section-desc{margin-top:14px;color:var(--muted);font-size:16px;max-width:760px}
    .hero{
      padding:54px 0 78px;
      position:relative;overflow:hidden;
    }
    .hero-shell{
      display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:stretch;
      min-height:540px;
    }
    .hero-banner{
      border-radius:36px;padding:48px;
      background:
        linear-gradient(135deg,rgba(15,118,110,.96),rgba(16,32,31,.96)),
        radial-gradient(circle at 18% 10%,rgba(255,255,255,.28),transparent 32%);
      color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow);
    }
    .hero-banner:before{
      content:"";position:absolute;width:340px;height:340px;right:-110px;top:-120px;
      border-radius:999px;background:rgba(204,251,241,.18);
    }
    .hero-banner:after{
      content:"";position:absolute;width:260px;height:260px;left:-100px;bottom:-120px;
      border-radius:999px;background:rgba(245,158,11,.16);
    }
    .hero-content{position:relative;z-index:2;display:flex;flex-direction:column;height:100%}
    .hero h1{font-size:clamp(38px,6vw,68px);line-height:1.05;letter-spacing:-.065em;font-weight:1000;margin:22px 0 18px}
    .hero p{color:rgba(255,255,255,.82);font-size:18px;max-width:690px}
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .hero .btn-secondary{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.24)}
    .hero .btn-secondary:hover{background:rgba(255,255,255,.2)}
    .hero-data{
      margin-top:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding-top:36px;
    }
    .hero-data .data-item{
      border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:16px;
      background:rgba(255,255,255,.08);
    }
    .data-num{display:block;font-size:26px;font-weight:950;letter-spacing:-.04em}
    .data-label{display:block;margin-top:3px;color:rgba(255,255,255,.72);font-size:13px}
    .schedule-card{
      border-radius:36px;padding:26px;background:#fff;box-shadow:var(--shadow);
      border:1px solid rgba(228,236,235,.95);
      display:flex;flex-direction:column;gap:18px;
    }
    .schedule-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
    .schedule-head h2{font-size:24px;line-height:1.25;font-weight:950;letter-spacing:-.03em}
    .status-pill{font-size:12px;font-weight:900;color:#7c2d12;background:#ffedd5;border:1px solid #fed7aa;border-radius:999px;padding:7px 10px;white-space:nowrap}
    .time-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .time-slot{
      padding:14px;border-radius:18px;border:1px solid var(--line);
      background:#fbfffe;transition:.22s ease;
    }
    .time-slot:hover{transform:translateY(-2px);border-color:rgba(13,148,136,.34);box-shadow:0 12px 26px rgba(16,32,31,.08)}
    .time-slot strong{display:block;font-size:15px}
    .time-slot span{display:block;margin-top:4px;color:var(--muted);font-size:12px}
    .reserve-form{display:grid;gap:12px;margin-top:auto}
    .field{display:grid;gap:7px}
    .field label{font-size:13px;color:#405250;font-weight:800}
    .field input,.field select,.field textarea{
      width:100%;border:1px solid var(--line);background:#fff;border-radius:16px;
      padding:12px 14px;color:var(--ink);transition:.2s ease;
    }
    .field textarea{min-height:88px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(13,148,136,.55);box-shadow:0 0 0 4px rgba(20,184,166,.1);outline:0;
    }
    .fine-print{font-size:12px;color:var(--weak);line-height:1.6}
    .discount-band{
      display:grid;grid-template-columns:.75fr 1.25fr;gap:22px;align-items:stretch;
    }
    .panel{
      background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
      box-shadow:var(--shadow);overflow:hidden;
    }
    .panel-pad{padding:30px}
    .ladder{display:grid;gap:14px}
    .ladder-item{
      display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;
      padding:18px;border:1px solid var(--line);border-radius:22px;background:#fff;
      transition:.22s ease;
    }
    .ladder-item:hover{transform:translateX(4px);border-color:rgba(13,148,136,.3);box-shadow:var(--shadow-hover)}
    .ladder-step{
      width:42px;height:42px;border-radius:16px;display:grid;place-items:center;
      background:#e6fffb;color:var(--brand-dark);font-weight:950;
    }
    .ladder-item h3{font-size:17px;font-weight:950}
    .ladder-item p{color:var(--muted);font-size:14px;margin-top:2px}
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;
      background:var(--accent-soft);color:#9a3412;border:1px solid #fed7aa;
    }
    .pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .price-card{
      position:relative;border:1px solid var(--line);background:#fff;border-radius:26px;padding:24px;
      min-height:100%;display:flex;flex-direction:column;transition:.22s ease;overflow:hidden;
    }
    .price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(13,148,136,.34)}
    .price-card.featured{border-color:rgba(13,148,136,.46);background:linear-gradient(180deg,#ffffff 0%,#f0fdfa 100%)}
    .price-card.featured:before{
      content:"推荐";position:absolute;right:18px;top:18px;border-radius:999px;
      padding:5px 10px;background:var(--brand);color:#fff;font-size:12px;font-weight:950;
    }
    .price-card h3{font-size:20px;font-weight:950;padding-right:56px}
    .price-card .price{margin-top:14px;font-size:34px;font-weight:1000;letter-spacing:-.05em}
    .price-card .price small{font-size:14px;color:var(--muted);font-weight:700}
    .feature-list{margin-top:18px;display:grid;gap:11px;color:#405250;font-size:14px}
    .feature-list li{display:flex;gap:9px;align-items:flex-start}
    .check{
      width:20px;height:20px;min-width:20px;border-radius:999px;background:#d1fae5;color:#047857;
      display:grid;place-items:center;font-size:12px;font-weight:950;margin-top:2px;
    }
    .price-card .btn{margin-top:auto;width:100%}
    .guarantee-strip{
      border-radius:30px;background:#10201f;color:#fff;padding:26px;
      display:grid;grid-template-columns:repeat(4,1fr);gap:14px;box-shadow:var(--shadow);
      position:relative;overflow:hidden;
    }
    .guarantee-strip:before{
      content:"";position:absolute;inset:auto -10% -60% 40%;height:240px;
      background:radial-gradient(circle,rgba(20,184,166,.32),transparent 68%);
    }
    .guarantee-item{position:relative;z-index:2;padding:16px;border-radius:22px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
    .guarantee-icon{width:40px;height:40px;border-radius:16px;background:rgba(20,184,166,.18);display:grid;place-items:center;color:#99f6e4;font-weight:950}
    .guarantee-item h3{font-size:16px;font-weight:950;margin-top:12px}
    .guarantee-item p{font-size:13px;color:rgba(255,255,255,.68);margin-top:5px}
    .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:start}
    .news-list{display:grid;gap:12px}
    .news-link{
      display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;
      padding:18px 20px;border-radius:22px;border:1px solid var(--line);background:#fff;
      transition:.22s ease;
    }
    .news-link:hover{transform:translateY(-2px);border-color:rgba(13,148,136,.34);box-shadow:var(--shadow-hover)}
    .news-date{font-size:12px;font-weight:950;color:var(--brand-dark);background:#e6fffb;border-radius:999px;padding:7px 10px}
    .news-link h3{font-size:16px;font-weight:950}
    .news-link p{font-size:13px;color:var(--muted);margin-top:3px}
    .arrow{color:var(--weak);transition:.22s ease}
    .news-link:hover .arrow{color:var(--brand-dark);transform:translateX(3px)}
    .recommend-box{
      border-radius:28px;padding:24px;background:linear-gradient(180deg,#fff7ed,#ffffff);
      border:1px solid #fed7aa;box-shadow:var(--shadow);
    }
    .recommend-box h3{font-size:20px;font-weight:950}
    .recommend-box p{margin-top:10px;color:#7c2d12;font-size:14px}
    .mini-list{display:grid;gap:10px;margin-top:18px}
    .mini-list a{
      display:flex;justify-content:space-between;gap:12px;align-items:center;
      padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.74);
      border:1px solid rgba(254,215,170,.75);font-weight:800;font-size:14px;
      transition:.2s ease;
    }
    .mini-list a:hover{background:#fff;transform:translateX(3px)}
    .vertical-flow{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:center}
    .vertical-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .story-card{
      min-height:310px;border-radius:30px;padding:20px;color:#fff;position:relative;overflow:hidden;
      display:flex;flex-direction:column;justify-content:flex-end;box-shadow:var(--shadow);
      transition:.24s ease;
    }
    .story-card:hover{transform:translateY(-6px) rotate(-.3deg);box-shadow:var(--shadow-hover)}
    .story-card:nth-child(1){background:linear-gradient(160deg,#0f766e,#10201f)}
    .story-card:nth-child(2){background:linear-gradient(160deg,#f59e0b,#7c2d12)}
    .story-card:nth-child(3){background:linear-gradient(160deg,#2563eb,#10201f)}
    .story-card:before{
      content:"";position:absolute;width:160px;height:160px;border-radius:999px;right:-50px;top:-38px;
      background:rgba(255,255,255,.18);
    }
    .story-card h3{position:relative;font-size:19px;font-weight:950;line-height:1.3}
    .story-card p{position:relative;margin-top:8px;color:rgba(255,255,255,.78);font-size:13px}
    .story-card .btn{position:relative;margin-top:16px;min-height:40px;padding:0 14px;background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.18);color:#fff;width:max-content}
    .quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .quote-card{
      border:1px solid var(--line);border-radius:26px;padding:24px;background:#fff;
      box-shadow:0 8px 28px rgba(16,32,31,.06);transition:.22s ease;
    }
    .quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .quote-mark{font-size:38px;line-height:1;color:var(--brand);font-weight:950}
    .quote-card h3{font-size:17px;font-weight:950;margin-top:6px}
    .quote-card p{font-size:14px;color:var(--muted);margin-top:9px}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:24px;align-items:start}
    .faq-list{display:grid;gap:12px}
    details{
      border:1px solid var(--line);border-radius:22px;background:#fff;padding:18px 20px;
      box-shadow:0 6px 20px rgba(16,32,31,.05);
      transition:.22s ease;
    }
    details[open]{border-color:rgba(13,148,136,.32);box-shadow:var(--shadow)}
    summary{list-style:none;cursor:pointer;font-weight:950;display:flex;align-items:center;justify-content:space-between;gap:14px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";width:28px;height:28px;border-radius:999px;display:grid;place-items:center;background:#e6fffb;color:var(--brand-dark);font-weight:950}
    details[open] summary:after{content:"−"}
    details p{margin-top:12px;color:var(--muted);font-size:14px}
    .cta{
      border-radius:38px;padding:38px;
      background:
        linear-gradient(135deg,rgba(13,148,136,.96),rgba(15,23,42,.96)),
        radial-gradient(circle at 90% 0%,rgba(245,158,11,.28),transparent 30%);
      color:#fff;display:grid;grid-template-columns:1fr .82fr;gap:28px;align-items:center;
      box-shadow:var(--shadow-hover);overflow:hidden;position:relative;
    }
    .cta h2{font-size:clamp(28px,4vw,48px);line-height:1.15;font-weight:1000;letter-spacing:-.05em}
    .cta p{margin-top:14px;color:rgba(255,255,255,.78)}
    .countdown{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
    .count-box{border:1px solid rgba(255,255,255,.16);border-radius:20px;background:rgba(255,255,255,.08);padding:16px;text-align:center}
    .count-box strong{display:block;font-size:28px;font-weight:1000}
    .count-box span{font-size:12px;color:rgba(255,255,255,.72)}
    .cta-form{
      background:rgba(255,255,255,.96);border-radius:28px;padding:24px;color:var(--ink);
      border:1px solid rgba(255,255,255,.42);
    }
    .site-footer{
      padding:46px 0 28px;background:#0b1716;color:rgba(255,255,255,.72);
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:28px}
    .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:950;font-size:18px}
    .footer-desc{margin-top:14px;max-width:520px;font-size:14px}
    .footer-col h3{color:#fff;font-weight:950;margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:#99f6e4;transform:translateX(2px)}
    .footer-bottom{
      margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
      display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;
    }
    @media (max-width:1024px){
      .nav-center{display:none}
      .search-box{width:210px}
      .hero-shell,.discount-band,.vertical-flow,.faq-grid,.cta{grid-template-columns:1fr}
      .pricing-grid,.quote-grid{grid-template-columns:1fr}
      .guarantee-strip{grid-template-columns:repeat(2,1fr)}
      .news-layout{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .nav-wrap{height:68px}
      .search-box,.desktop-entry{display:none}
      .mobile-toggle{display:grid;place-items:center;margin-left:auto}
      .mobile-panel .nav-link{width:100%;justify-content:flex-start}
      .mobile-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:12px}
      .hero{padding:34px 0 56px}
      .hero-banner,.schedule-card,.cta{border-radius:26px;padding:24px}
      .hero-data,.time-grid,.vertical-cards,.countdown{grid-template-columns:1fr}
      .section{padding:58px 0}
      .section-tight{padding:42px 0}
      .discount-band{gap:16px}
      .pricing-grid{gap:12px}
      .guarantee-strip{grid-template-columns:1fr;padding:18px;border-radius:24px}
      .news-link{grid-template-columns:1fr;gap:8px}
      .arrow{display:none}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid}
    }
    @media (max-width:520px){
      .brand-text{font-size:15px;max-width:190px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .hero h1{font-size:36px}
      .hero p{font-size:16px}
      .hero-cta{display:grid}
      .btn{width:100%}
      .panel-pad{padding:22px}
      .ladder-item{grid-template-columns:1fr}
      .price-card{border-radius:22px;padding:20px}
      .section-title{font-size:28px}
    }