/* roulang page: index */
:root{
      --brand:#2754ff;
      --brand-2:#16b7a7;
      --brand-3:#ffb547;
      --ink:#172033;
      --text:#33415c;
      --muted:#6b7690;
      --soft:#f5f7ff;
      --soft-2:#eef9f7;
      --paper:#ffffff;
      --line:#e3e8f4;
      --line-strong:#d6def0;
      --danger:#ff5d75;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --shadow-sm:0 8px 24px rgba(23,32,51,.08);
      --shadow-md:0 18px 48px rgba(39,84,255,.13);
      --shadow-lg:0 28px 70px rgba(23,32,51,.16);
      --container:1180px;
      --nav-h:76px;
      --focus:0 0 0 4px rgba(39,84,255,.18);
    }

    *{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:
        radial-gradient(circle at 18% 8%, rgba(39,84,255,.10), transparent 30%),
        radial-gradient(circle at 82% 18%, rgba(22,183,167,.12), transparent 28%),
        linear-gradient(180deg,#fbfcff 0%,#f7f9fe 46%,#ffffff 100%);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:all .22s ease}
    a:hover{color:var(--brand)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(39,84,255,.18);color:var(--ink)}

    .container-site{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .section{
      padding:84px 0;
      position:relative;
    }
    .section-tight{padding:64px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:32px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--brand);
      font-weight:800;
      letter-spacing:.03em;
      font-size:14px;
      margin-bottom:12px;
    }
    .section-kicker::before{
      content:"";
      width:9px;
      height:9px;
      border-radius:999px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 0 0 6px rgba(39,84,255,.08);
    }
    h1,h2,h3,h4{
      color:var(--ink);
      line-height:1.18;
      margin:0;
      font-weight:850;
      letter-spacing:-.02em;
    }
    h1{font-size:clamp(34px,5vw,62px)}
    h2{font-size:clamp(26px,3.2vw,42px)}
    h3{font-size:22px}
    p{margin:0}
    .lead{
      font-size:18px;
      color:var(--muted);
      max-width:760px;
    }
    .muted{color:var(--muted)}
    .small-note{font-size:14px;color:var(--muted)}
    .divider{height:1px;background:var(--line);margin:22px 0}

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.86);
      backdrop-filter:saturate(180%) blur(18px);
      border-bottom:1px solid rgba(227,232,244,.82);
      box-shadow:0 10px 30px rgba(23,32,51,.05);
    }
    .navbar-site{
      min-height:var(--nav-h);
      padding:14px 0;
    }
    .brand-logo{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--ink);
      font-weight:900;
      letter-spacing:-.02em;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      background:
        linear-gradient(135deg,rgba(39,84,255,1),rgba(22,183,167,1));
      color:#fff;
      box-shadow:0 12px 26px rgba(39,84,255,.24);
      flex:0 0 auto;
    }
    .brand-mark svg{width:22px;height:22px}
    .brand-text{
      font-size:18px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width:310px;
    }
    .nav-pills-site{
      display:flex;
      align-items:center;
      gap:8px;
      margin:0 auto;
      padding:0;
      list-style:none;
    }
    .nav-pills-site a{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 16px;
      border-radius:999px;
      color:var(--text);
      font-weight:760;
      font-size:15px;
    }
    .nav-pills-site a:hover{
      background:var(--soft);
      color:var(--brand);
    }
    .nav-pills-site a.active{
      color:var(--brand);
      background:rgba(39,84,255,.10);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .search-box{
      display:flex;
      align-items:center;
      gap:8px;
      width:220px;
      min-height:42px;
      padding:0 14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:#fff;
      color:var(--muted);
      box-shadow:0 8px 24px rgba(23,32,51,.04);
    }
    .search-box input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--text);
      font-size:14px;
    }
    .search-box:focus-within{box-shadow:var(--focus);border-color:rgba(39,84,255,.45)}
    .btn-site{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border:0;
      min-height:46px;
      padding:0 20px;
      border-radius:999px;
      font-weight:850;
      line-height:1;
      cursor:pointer;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
      white-space:nowrap;
    }
    .btn-site:hover{transform:translateY(-2px)}
    .btn-site:focus-visible{outline:0;box-shadow:var(--focus)}
    .btn-primary-site{
      color:#fff;
      background:linear-gradient(135deg,var(--brand),#173bd7);
      box-shadow:0 16px 34px rgba(39,84,255,.26);
    }
    .btn-primary-site:hover{color:#fff;box-shadow:0 20px 44px rgba(39,84,255,.34)}
    .btn-light-site{
      background:#fff;
      color:var(--ink);
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
    }
    .btn-light-site:hover{background:var(--soft);color:var(--brand)}
    .btn-ghost-site{
      background:rgba(39,84,255,.08);
      color:var(--brand);
      border:1px solid rgba(39,84,255,.12);
    }
    .navbar-toggler{
      border:1px solid var(--line);
      border-radius:14px;
      padding:10px 12px;
    }
    .navbar-toggler:focus{box-shadow:var(--focus)}

    .hero{
      padding:42px 0 78px;
    }
    .hero-board{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(214,222,240,.88);
      border-radius:36px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.94),rgba(245,247,255,.90)),
        radial-gradient(circle at 12% 15%,rgba(39,84,255,.16),transparent 32%),
        radial-gradient(circle at 88% 10%,rgba(22,183,167,.18),transparent 28%);
      box-shadow:var(--shadow-lg);
    }
    .hero-board::before{
      content:"";
      position:absolute;
      inset:auto -80px -120px auto;
      width:360px;
      height:360px;
      border-radius:999px;
      background:rgba(39,84,255,.10);
      filter:blur(6px);
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:34px;
      padding:46px;
      align-items:stretch;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-width:0;
    }
    .badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--muted);
      font-weight:780;
      font-size:13px;
      box-shadow:0 8px 20px rgba(23,32,51,.05);
    }
    .badge-soft strong{color:var(--brand)}
    .hero-copy .lead{
      margin-top:18px;
      font-size:18px;
      max-width:690px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:30px;
      max-width:760px;
    }
    .point-card{
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.76);
      border:1px solid var(--line);
      min-height:96px;
    }
    .point-card b{
      display:block;
      color:var(--ink);
      font-size:22px;
      line-height:1.15;
      margin-bottom:6px;
    }
    .point-card span{
      display:block;
      font-size:13px;
      color:var(--muted);
      line-height:1.55;
    }
    .appointment-panel{
      background:#fff;
      border:1px solid var(--line);
      border-radius:30px;
      box-shadow:var(--shadow-md);
      padding:24px;
      align-self:stretch;
    }
    .panel-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:18px;
      margin-bottom:20px;
    }
    .panel-top h2{
      font-size:24px;
    }
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(22,183,167,.10);
      color:#07877b;
      font-size:13px;
      font-weight:850;
      white-space:nowrap;
    }
    .live-dot::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--brand-2);
      box-shadow:0 0 0 5px rgba(22,183,167,.13);
    }
    .time-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin:18px 0;
    }
    .time-slot{
      border:1px solid var(--line);
      border-radius:18px;
      padding:14px;
      background:#fbfcff;
      transition:all .22s ease;
    }
    .time-slot:hover{
      transform:translateY(-2px);
      border-color:rgba(39,84,255,.32);
      box-shadow:var(--shadow-sm);
    }
    .time-slot.active{
      background:linear-gradient(135deg,rgba(39,84,255,.10),rgba(22,183,167,.08));
      border-color:rgba(39,84,255,.38);
    }
    .time-slot strong{
      display:block;
      color:var(--ink);
      margin-bottom:4px;
    }
    .time-slot span{
      color:var(--muted);
      font-size:13px;
    }
    .mini-form{
      display:grid;
      gap:12px;
      margin-top:18px;
    }
    .field{
      width:100%;
      min-height:48px;
      border:1px solid var(--line);
      border-radius:16px;
      padding:0 14px;
      color:var(--text);
      background:#fff;
      outline:0;
      transition:all .2s ease;
    }
    textarea.field{
      min-height:92px;
      padding-top:13px;
      resize:vertical;
    }
    .field:focus{
      border-color:rgba(39,84,255,.48);
      box-shadow:var(--focus);
    }

    .news-wrap{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:24px;
      align-items:start;
    }
    .news-list{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      padding:12px;
      box-shadow:var(--shadow-sm);
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px;
      border-radius:20px;
      border:1px solid transparent;
      transition:all .22s ease;
    }
    .news-item + .news-item{border-top:1px solid var(--line)}
    .news-item:hover{
      border-color:rgba(39,84,255,.20);
      background:var(--soft);
      transform:translateX(3px);
    }
    .date-pill{
      width:58px;
      height:58px;
      border-radius:18px;
      background:linear-gradient(135deg,rgba(39,84,255,.12),rgba(22,183,167,.10));
      display:grid;
      place-items:center;
      text-align:center;
      color:var(--brand);
      font-weight:900;
      line-height:1.05;
      flex:0 0 auto;
    }
    .date-pill small{
      display:block;
      color:var(--muted);
      font-size:12px;
      font-weight:800;
      margin-top:3px;
    }
    .news-title{
      color:var(--ink);
      font-size:17px;
      font-weight:850;
      margin-bottom:4px;
    }
    .news-meta{
      color:var(--muted);
      font-size:14px;
    }
    .arrow-link{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:999px;
      background:#fff;
      color:var(--brand);
      border:1px solid var(--line);
    }
    .news-item:hover .arrow-link{
      background:var(--brand);
      color:#fff;
      border-color:var(--brand);
    }
    .recommend-card{
      position:sticky;
      top:98px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(160deg,#172033 0%,#203765 62%,#23586a 100%);
      color:#fff;
      padding:28px;
      min-height:360px;
      overflow:hidden;
      box-shadow:var(--shadow-lg);
    }
    .recommend-card::after{
      content:"";
      position:absolute;
      right:-70px;
      bottom:-90px;
      width:220px;
      height:220px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
    }
    .recommend-card h3{color:#fff;margin-bottom:12px}
    .recommend-card p{color:rgba(255,255,255,.76)}
    .tag-cloud{
      position:relative;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .tag-cloud span{
      display:inline-flex;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.16);
      color:rgba(255,255,255,.88);
      font-size:13px;
      font-weight:760;
    }

    .metric-strip{
      display:grid;
      grid-template-columns:1.15fr repeat(3,1fr);
      gap:16px;
      padding:18px;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .metric-intro{
      padding:22px;
      border-radius:22px;
      background:linear-gradient(135deg,rgba(39,84,255,.10),rgba(255,181,71,.12));
    }
    .metric-card{
      padding:22px;
      border-radius:22px;
      border:1px solid var(--line);
      background:#fbfcff;
      transition:all .22s ease;
    }
    .metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
    .metric-card b{
      display:block;
      font-size:32px;
      color:var(--ink);
      line-height:1;
      margin-bottom:9px;
    }
    .metric-card span{font-size:14px;color:var(--muted)}

    .service-layout{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:stretch;
    }
    .service-aside{
      border-radius:var(--radius-xl);
      padding:30px;
      background:linear-gradient(135deg,rgba(39,84,255,.12),rgba(22,183,167,.10));
      border:1px solid rgba(39,84,255,.14);
    }
    .service-aside h2{margin-bottom:16px}
    .check-list{
      display:grid;
      gap:13px;
      margin-top:24px;
      padding:0;
      list-style:none;
    }
    .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:999px;
      display:grid;
      place-items:center;
      color:#fff;
      background:var(--brand-2);
      font-size:13px;
      font-weight:900;
      flex:0 0 auto;
      margin-top:3px;
    }
    .service-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .service-card{
      position:relative;
      padding:24px;
      min-height:190px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
      transition:all .22s ease;
    }
    .service-card:hover{
      transform:translateY(-5px);
      border-color:rgba(39,84,255,.25);
      box-shadow:var(--shadow-md);
    }
    .icon-box{
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:var(--brand);
      background:rgba(39,84,255,.10);
      margin-bottom:16px;
      font-weight:900;
    }
    .service-card h3{font-size:20px;margin-bottom:9px}
    .service-card p{color:var(--muted);font-size:15px}

    .comparison{
      border-radius:34px;
      background:#11192b;
      color:#fff;
      padding:34px;
      overflow:hidden;
      position:relative;
    }
    .comparison::before{
      content:"";
      position:absolute;
      width:280px;
      height:280px;
      border-radius:999px;
      right:-90px;
      top:-120px;
      background:rgba(39,84,255,.30);
      filter:blur(2px);
    }
    .comparison .section-kicker,.comparison h2{color:#fff}
    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
      margin-top:28px;
      position:relative;
      z-index:1;
    }
    .compare-card{
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.07);
      border-radius:24px;
      padding:24px;
    }
    .compare-card.highlight{
      background:linear-gradient(135deg,rgba(39,84,255,.25),rgba(22,183,167,.18));
      border-color:rgba(255,255,255,.22);
    }
    .compare-card h3{color:#fff;margin-bottom:14px}
    .compare-card ul{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .compare-card li{
      color:rgba(255,255,255,.76);
      padding-left:24px;
      position:relative;
    }
    .compare-card li::before{
      content:"";
      position:absolute;
      left:0;
      top:.65em;
      width:9px;
      height:9px;
      border-radius:999px;
      background:rgba(255,255,255,.38);
    }
    .compare-card.highlight li::before{background:var(--brand-2)}

    .app-stage{
      display:grid;
      grid-template-columns:1fr 1.05fr;
      gap:28px;
      align-items:center;
    }
    .app-visual{
      min-height:420px;
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(39,84,255,.14),rgba(22,183,167,.12)),
        #fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-md);
      padding:26px;
      position:relative;
      overflow:hidden;
    }
    .app-visual::after{
      content:"";
      position:absolute;
      inset:auto 20px 20px auto;
      width:150px;
      height:150px;
      border-radius:999px;
      background:rgba(255,181,71,.22);
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
      position:relative;
      z-index:1;
    }
    .entry-card{
      min-height:128px;
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(214,222,240,.9);
      box-shadow:0 12px 30px rgba(23,32,51,.07);
      transition:all .22s ease;
    }
    .entry-card:hover{
      transform:translateY(-4px);
      background:#fff;
      box-shadow:var(--shadow-md);
    }
    .entry-card strong{
      display:block;
      color:var(--ink);
      margin-bottom:6px;
      font-size:17px;
    }
    .entry-card span{
      display:block;
      color:var(--muted);
      font-size:14px;
    }
    .app-copy .lead{margin-top:14px}
    .download-row{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .guide-list{
      margin-top:26px;
      display:grid;
      gap:12px;
    }
    .guide-item{
      display:flex;
      gap:14px;
      padding:16px;
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
    }
    .guide-num{
      width:34px;
      height:34px;
      border-radius:12px;
      background:var(--soft);
      color:var(--brand);
      display:grid;
      place-items:center;
      font-weight:900;
      flex:0 0 auto;
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:28px;
      align-items:start;
    }
    .faq-note{
      padding:28px;
      border-radius:var(--radius-xl);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
    }
    .accordion-site{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      overflow:hidden;
      background:#fff;
      box-shadow:0 8px 24px rgba(23,32,51,.05);
    }
    .faq-question{
      width:100%;
      border:0;
      background:#fff;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:var(--ink);
      font-weight:850;
      text-align:left;
    }
    .faq-question:hover{background:var(--soft)}
    .faq-question:focus-visible{outline:0;box-shadow:inset var(--focus)}
    .faq-answer{
      padding:0 22px 22px;
      color:var(--muted);
      border-top:1px solid var(--line);
      padding-top:18px;
    }

    .about-band{
      border-radius:34px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.92),rgba(245,247,255,.88)),
        radial-gradient(circle at 5% 10%,rgba(255,181,71,.16),transparent 28%),
        radial-gradient(circle at 95% 20%,rgba(39,84,255,.14),transparent 30%);
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      padding:34px;
    }
    .about-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:center;
    }
    .timeline{
      display:grid;
      gap:14px;
    }
    .timeline-item{
      display:grid;
      grid-template-columns:96px 1fr;
      gap:16px;
      padding:18px;
      border:1px solid var(--line);
      background:#fff;
      border-radius:20px;
    }
    .timeline-item b{
      color:var(--brand);
      font-size:18px;
      line-height:1.2;
    }
    .timeline-item strong{
      display:block;
      color:var(--ink);
      margin-bottom:4px;
    }
    .timeline-item span{
      color:var(--muted);
      font-size:14px;
    }

    .booking-card{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:26px;
      border-radius:34px;
      padding:34px;
      background:linear-gradient(135deg,#2754ff,#1536c5 58%,#10255e);
      color:#fff;
      box-shadow:var(--shadow-lg);
      overflow:hidden;
      position:relative;
    }
    .booking-card::after{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      border-radius:999px;
      right:-90px;
      bottom:-120px;
      background:rgba(255,255,255,.12);
    }
    .booking-card h2,.booking-card h3{color:#fff}
    .booking-card p{color:rgba(255,255,255,.78)}
    .contact-form{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
      padding:18px;
      border-radius:24px;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.16);
      backdrop-filter:blur(12px);
    }
    .contact-form .field{
      background:rgba(255,255,255,.94);
      border-color:transparent;
    }
    .contact-form textarea,
    .contact-form .full{grid-column:1/-1}
    .contact-form .btn-site{grid-column:1/-1}

    .site-footer{
      background:#0f1729;
      color:rgba(255,255,255,.78);
      padding:56px 0 92px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:30px;
      align-items:start;
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:900;
      font-size:19px;
      margin-bottom:14px;
    }
    .footer-title{
      color:#fff;
      font-weight:850;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .footer-links a{
      color:rgba(255,255,255,.72);
    }
    .footer-links a:hover{color:#fff;padding-left:4px}
    .copyright{
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.58);
      font-size:14px;
    }

    .floating-cta{
      position:fixed;
      left:50%;
      bottom:20px;
      transform:translateX(-50%);
      z-index:1001;
      width:min(100% - 32px,720px);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 14px 12px 18px;
      border:1px solid rgba(255,255,255,.36);
      border-radius:999px;
      background:rgba(17,25,43,.88);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 50px rgba(17,25,43,.28);
      color:#fff;
    }
    .floating-cta strong{display:block;line-height:1.2}
    .floating-cta span{font-size:13px;color:rgba(255,255,255,.70)}
    .floating-cta .btn-site{
      min-height:42px;
      padding:0 16px;
      background:#fff;
      color:var(--brand);
      box-shadow:none;
    }
    .floating-cta .btn-site:hover{color:var(--brand);background:#f3f6ff}

    @media (max-width:1024px){
      .search-box{display:none}
      .hero-grid,.service-layout,.app-stage,.faq-wrap,.about-grid,.booking-card{
        grid-template-columns:1fr;
      }
      .metric-strip{
        grid-template-columns:repeat(2,1fr);
      }
      .news-wrap{
        grid-template-columns:1fr;
      }
      .recommend-card{position:relative;top:auto;min-height:auto}
    }
    @media (max-width:768px){
      :root{--nav-h:68px}
      .container-site{width:min(100% - 28px,var(--container))}
      .section{padding:62px 0}
      .section-head{
        align-items:flex-start;
        flex-direction:column;
        gap:14px;
      }
      .brand-text{max-width:220px}
      .navbar-collapse{
        margin-top:12px;
        padding:14px;
        border:1px solid var(--line);
        background:#fff;
        border-radius:20px;
        box-shadow:var(--shadow-sm);
      }
      .nav-pills-site{
        align-items:stretch;
        flex-direction:column;
        margin:0 0 12px;
      }
      .nav-pills-site a{justify-content:center}
      .nav-actions{
        justify-content:stretch;
        flex-direction:column;
        align-items:stretch;
      }
      .nav-actions .btn-site{width:100%}
      .hero{padding-top:24px}
      .hero-grid{padding:26px}
      .hero-points,.time-grid,.service-grid,.entry-grid,.compare-grid,.contact-form,.footer-grid{
        grid-template-columns:1fr;
      }
      .metric-strip{grid-template-columns:1fr}
      .news-item{
        grid-template-columns:auto 1fr;
      }
      .news-item .arrow-link{display:none}
      .contact-form textarea,.contact-form .full,.contact-form .btn-site{grid-column:auto}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width:520px){
      body{font-size:15px}
      h1{font-size:32px}
      .lead{font-size:16px}
      .hero-board{border-radius:26px}
      .hero-grid{padding:22px}
      .appointment-panel,.about-band,.booking-card,.comparison{border-radius:24px;padding:22px}
      .hero-actions .btn-site,.download-row .btn-site{width:100%}
      .point-card{min-height:auto}
      .timeline-item{grid-template-columns:1fr;gap:6px}
      .floating-cta{
        border-radius:24px;
        align-items:stretch;
        flex-direction:column;
        bottom:12px;
      }
      .floating-cta .btn-site{width:100%}
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}