/* roulang page: index */
:root{
      --bg:#07101f;
      --bg-2:#0b1730;
      --panel:rgba(16, 31, 58, .72);
      --panel-solid:#101d35;
      --panel-soft:rgba(255,255,255,.07);
      --primary:#4cc9ff;
      --primary-2:#7c5cff;
      --accent:#24f2bd;
      --warning:#ffd166;
      --danger:#ff5c8a;
      --text:#eef6ff;
      --muted:#a7b5ca;
      --weak:#708199;
      --border:rgba(190, 220, 255, .16);
      --border-strong:rgba(116, 201, 255, .36);
      --shadow:0 24px 80px rgba(0, 0, 0, .42);
      --shadow-soft:0 14px 40px rgba(2, 8, 23, .28);
      --glow:0 0 26px rgba(76, 201, 255, .38), 0 0 48px rgba(124, 92, 255, .18);
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --ease:all .28s 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:
        radial-gradient(circle at 16% 2%, rgba(76,201,255,.22), transparent 34%),
        radial-gradient(circle at 82% 12%, rgba(124,92,255,.22), transparent 30%),
        linear-gradient(180deg,#06101f 0%,#081324 42%,#050b16 100%);
      line-height:1.7;
      min-height:100vh;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.85), transparent 86%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--primary)}
    img{max-width:100%;height:auto;display:block}
    button,input{font:inherit}
    input:focus,button:focus,a:focus{
      outline:3px solid rgba(76,201,255,.28);
      outline-offset:3px;
    }
    .container-page{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .section{
      padding:86px 0;
      position:relative;
    }
    .section-tight{padding:64px 0}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid var(--border);
      border-radius:999px;
      background:rgba(255,255,255,.06);
      color:#cfeeff;
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .section-kicker::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 16px rgba(36,242,189,.75);
    }
    .section-title{
      margin:16px 0 12px;
      font-size:clamp(30px,4vw,48px);
      line-height:1.14;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .section-desc{
      color:var(--muted);
      max-width:760px;
      font-size:17px;
      margin:0;
    }
    .glass-card{
      background:linear-gradient(145deg, rgba(255,255,255,.10), rgba(255,255,255,.045));
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
      border-radius:var(--radius-lg);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      transition:var(--ease);
    }
    .glass-card:hover{
      transform:translateY(-4px);
      border-color:var(--border-strong);
      box-shadow:var(--shadow), var(--glow);
    }
    .btn-glow{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:12px 20px;
      border:0;
      border-radius:999px;
      color:#03101c;
      font-weight:900;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      box-shadow:0 0 24px rgba(76,201,255,.38), inset 0 -2px 0 rgba(0,0,0,.14);
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-glow:hover{
      color:#020b14;
      transform:translateY(-2px);
      box-shadow:0 0 34px rgba(36,242,189,.45), 0 18px 36px rgba(0,0,0,.24);
    }
    .btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:12px 20px;
      border:1px solid var(--border);
      border-radius:999px;
      color:var(--text);
      background:rgba(255,255,255,.06);
      font-weight:800;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-ghost:hover{
      color:#fff;
      border-color:var(--primary);
      background:rgba(76,201,255,.12);
      transform:translateY(-2px);
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(76,201,255,.11);
      border:1px solid rgba(76,201,255,.22);
      color:#d9f5ff;
      font-size:13px;
      font-weight:800;
    }

    .site-header{
      position:sticky;
      top:18px;
      z-index:50;
      padding:0 16px;
      pointer-events:none;
    }
    .dock-nav{
      width:min(980px,100%);
      margin:0 auto;
      pointer-events:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:10px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(6, 16, 31, .72);
      backdrop-filter:blur(22px);
      -webkit-backdrop-filter:blur(22px);
      border-radius:999px;
      box-shadow:0 18px 52px rgba(0,0,0,.32);
    }
    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      padding:7px 12px 7px 8px;
      border-radius:999px;
      font-weight:950;
      letter-spacing:-.03em;
    }
    .brand-mark{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:13px;
      color:#03101c;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 0 22px rgba(76,201,255,.4);
      font-weight:950;
    }
    .nav-center{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      padding:4px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      border-radius:999px;
    }
    .nav-link-custom{
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:8px 16px;
      border-radius:999px;
      color:#c5d5ea;
      font-weight:800;
      font-size:14px;
    }
    .nav-link-custom:hover,
    .nav-link-custom.active{
      color:#06101f;
      background:linear-gradient(135deg,#e8fbff,#8ee8ff);
      box-shadow:0 8px 24px rgba(76,201,255,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:8px;
    }
    .dock-search{
      position:relative;
      width:210px;
    }
    .dock-search input{
      width:100%;
      height:42px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:999px;
      background:rgba(255,255,255,.07);
      color:var(--text);
      padding:0 14px 0 34px;
      transition:var(--ease);
    }
    .dock-search input::placeholder{color:#8fa0b8}
    .dock-search input:focus{
      border-color:rgba(76,201,255,.48);
      background:rgba(255,255,255,.11);
    }
    .dock-search span{
      position:absolute;
      left:13px;
      top:50%;
      transform:translateY(-50%);
      color:var(--muted);
      font-size:14px;
    }
    .nav-mini-cta{
      min-height:42px;
      padding:10px 15px;
      font-size:14px;
    }

    .hero{
      min-height:760px;
      padding:118px 0 84px;
      display:flex;
      align-items:center;
      position:relative;
      overflow:hidden;
    }
    .hero::after{
      content:"";
      position:absolute;
      left:50%;
      bottom:-160px;
      width:880px;
      height:360px;
      transform:translateX(-50%);
      background:radial-gradient(closest-side, rgba(76,201,255,.2), transparent);
      pointer-events:none;
    }
    .hero-stage{
      position:relative;
      border-radius:36px;
      overflow:hidden;
      min-height:590px;
      background:
        linear-gradient(90deg, rgba(4,10,22,.78) 0%, rgba(5,13,28,.52) 42%, rgba(7,16,31,.16) 100%),
        radial-gradient(circle at 78% 18%, rgba(36,242,189,.18), transparent 32%),
        linear-gradient(135deg, #12213e, #081325 52%, #151536);
      border:1px solid rgba(255,255,255,.13);
      box-shadow:var(--shadow);
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(115deg, transparent 0 45%, rgba(76,201,255,.12) 46%, transparent 60%),
        radial-gradient(circle at 72% 52%, rgba(124,92,255,.22), transparent 28%);
      pointer-events:none;
    }
    .hero-cover-grid{
      position:absolute;
      inset:0;
      opacity:.55;
      display:grid;
      grid-template-columns:repeat(6,1fr);
      gap:12px;
      padding:34px;
      transform:perspective(900px) rotateY(-10deg) translateX(38%);
      transform-origin:right center;
    }
    .poster-tile{
      min-height:160px;
      border-radius:22px;
      background:
        linear-gradient(160deg, rgba(255,255,255,.18), rgba(255,255,255,.04)),
        radial-gradient(circle at 30% 25%, rgba(76,201,255,.5), transparent 25%),
        radial-gradient(circle at 75% 78%, rgba(255,92,138,.38), transparent 30%);
      border:1px solid rgba(255,255,255,.13);
      box-shadow:0 20px 50px rgba(0,0,0,.28);
    }
    .poster-tile:nth-child(2n){transform:translateY(40px);background:
      linear-gradient(160deg, rgba(255,255,255,.16), rgba(255,255,255,.03)),
      radial-gradient(circle at 72% 26%, rgba(124,92,255,.5), transparent 30%),
      radial-gradient(circle at 28% 76%, rgba(36,242,189,.28), transparent 26%);
    }
    .poster-tile:nth-child(3n){transform:translateY(-24px)}
    .hero-content{
      position:relative;
      z-index:2;
      padding:58px;
      max-width:720px;
    }
    .live-strip{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      margin-bottom:20px;
    }
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,92,138,.12);
      border:1px solid rgba(255,92,138,.24);
      color:#ffdbe5;
      font-weight:900;
      font-size:14px;
    }
    .live-dot i{
      width:8px;height:8px;border-radius:50%;
      background:var(--danger);
      box-shadow:0 0 16px rgba(255,92,138,.85);
      display:inline-block;
    }
    h1{
      margin:0;
      font-size:clamp(42px,6vw,78px);
      line-height:1.02;
      letter-spacing:-.065em;
      font-weight:950;
    }
    .hero-lead{
      margin:22px 0 0;
      max-width:660px;
      color:#c3d3e9;
      font-size:18px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:30px;
    }
    .countdown-panel{
      position:absolute;
      right:42px;
      bottom:42px;
      z-index:3;
      width:min(430px, calc(100% - 84px));
      padding:22px;
      border-radius:26px;
      background:rgba(5,13,28,.68);
      border:1px solid rgba(255,255,255,.16);
      backdrop-filter:blur(18px);
      box-shadow:0 22px 58px rgba(0,0,0,.36);
    }
    .countdown-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:16px;
      color:#e8f8ff;
      font-weight:900;
    }
    .time-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:10px;
    }
    .time-box{
      border-radius:18px;
      padding:12px 8px;
      text-align:center;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .time-box strong{
      display:block;
      font-size:28px;
      line-height:1;
      letter-spacing:-.03em;
    }
    .time-box span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
      font-weight:800;
    }
    .subscribe-mini{
      margin-top:16px;
      display:flex;
      gap:10px;
    }
    .subscribe-mini input{
      flex:1;
      min-width:0;
      height:46px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.08);
      color:var(--text);
      padding:0 15px;
    }
    .subscribe-mini input::placeholder{color:#92a3bb}
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
      margin-top:34px;
      max-width:650px;
    }
    .metric{
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.11);
    }
    .metric strong{
      display:block;
      color:#fff;
      font-size:24px;
      letter-spacing:-.03em;
    }
    .metric span{color:var(--muted);font-size:13px}

    .progress-layout{
      display:grid;
      grid-template-columns:1.04fr .96fr;
      gap:24px;
      align-items:stretch;
      margin-top:34px;
    }
    .progress-card{
      padding:28px;
    }
    .progress-card h3,
    .device-card h3,
    .tier-card h3,
    .quote-card h3,
    .cta-card h3{font-weight:950;letter-spacing:-.03em}
    .goal-line{
      margin:26px 0 16px;
      height:16px;
      background:rgba(255,255,255,.08);
      border-radius:999px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.1);
    }
    .goal-line span{
      display:block;
      width:73%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--accent),var(--primary),var(--primary-2));
      box-shadow:0 0 18px rgba(76,201,255,.48);
    }
    .goal-numbers{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:20px;
    }
    .goal-number{
      padding:16px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      border-radius:18px;
    }
    .goal-number b{
      display:block;
      font-size:26px;
      color:#fff;
      letter-spacing:-.04em;
    }
    .goal-number small{color:var(--muted);font-weight:700}
    .device-card{
      padding:24px;
      overflow:hidden;
      position:relative;
    }
    .device-frame{
      margin-top:22px;
      border-radius:26px;
      padding:14px;
      background:linear-gradient(145deg, rgba(255,255,255,.16), rgba(255,255,255,.05));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
    }
    .screen{
      min-height:280px;
      border-radius:20px;
      padding:18px;
      background:
        radial-gradient(circle at 24% 18%, rgba(76,201,255,.22), transparent 28%),
        linear-gradient(160deg,#091528,#121f3a);
      border:1px solid rgba(255,255,255,.11);
    }
    .screen-bar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding-bottom:12px;
      border-bottom:1px solid rgba(255,255,255,.1);
      color:#d6ebff;
      font-weight:900;
      font-size:14px;
    }
    .screen-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .screen-row{
      display:grid;
      grid-template-columns:46px 1fr auto;
      align-items:center;
      gap:12px;
      padding:10px;
      border-radius:16px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.09);
    }
    .cover-dot{
      width:46px;height:46px;border-radius:14px;
      background:linear-gradient(135deg,var(--primary-2),var(--primary));
    }
    .screen-row b{display:block;font-size:14px}
    .screen-row span{display:block;font-size:12px;color:var(--muted)}
    .screen-row em{
      font-style:normal;
      color:var(--accent);
      font-weight:900;
      font-size:12px;
    }

    .tiers-wrap{
      margin-top:34px;
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:start;
    }
    .feature-rail{
      padding:26px;
    }
    .feature-list{
      list-style:none;
      padding:0;
      margin:22px 0 0;
      display:grid;
      gap:14px;
    }
    .feature-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#cbd9eb;
      padding:14px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.08);
    }
    .feature-list li::before{
      content:"✓";
      flex:0 0 24px;
      height:24px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(36,242,189,.16);
      color:var(--accent);
      font-weight:950;
    }
    .tier-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .tier-card{
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .tier-card.highlight{
      border-color:rgba(76,201,255,.42);
      background:linear-gradient(145deg, rgba(76,201,255,.16), rgba(124,92,255,.09));
      box-shadow:var(--glow);
    }
    .tier-price{
      margin:16px 0;
      display:flex;
      align-items:flex-end;
      gap:4px;
    }
    .tier-price strong{
      font-size:38px;
      line-height:1;
      letter-spacing:-.05em;
    }
    .tier-price span{color:var(--muted);font-size:13px}
    .tier-card p{color:var(--muted);margin-bottom:18px}
    .tier-card ul{
      list-style:none;
      padding:0;
      margin:0 0 22px;
      display:grid;
      gap:10px;
      color:#cbd9eb;
      font-size:14px;
    }
    .tier-card li{
      display:flex;
      gap:8px;
    }
    .tier-card li::before{
      content:"•";
      color:var(--primary);
      font-weight:950;
    }

    .support-wall{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      margin-top:34px;
      align-items:stretch;
    }
    .wall-summary{
      padding:30px;
      min-height:100%;
      background:
        linear-gradient(145deg, rgba(36,242,189,.13), rgba(76,201,255,.06)),
        rgba(255,255,255,.05);
    }
    .avatar-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .avatar{
      width:44px;
      height:44px;
      border-radius:50%;
      display:grid;
      place-items:center;
      font-weight:950;
      color:#07101f;
      background:linear-gradient(135deg,#fff,var(--primary));
      border:2px solid rgba(255,255,255,.2);
      box-shadow:0 10px 24px rgba(0,0,0,.18);
    }
    .quote-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .quote-card{
      padding:22px;
    }
    .quote-card p{
      color:#cbd9eb;
      margin:12px 0 16px;
    }
    .quote-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }

    .news-area{
      margin-top:34px;
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      align-items:start;
    }
    .news-list{
      padding:12px;
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px;
      border-radius:18px;
      transition:var(--ease);
      border:1px solid transparent;
    }
    .news-item + .news-item{margin-top:6px}
    .news-item:hover{
      background:rgba(255,255,255,.07);
      border-color:rgba(76,201,255,.22);
    }
    .news-date{
      width:58px;
      height:58px;
      border-radius:18px;
      display:grid;
      place-items:center;
      color:#06101f;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      font-weight:950;
      line-height:1.1;
      text-align:center;
      box-shadow:0 12px 28px rgba(76,201,255,.2);
    }
    .news-date small{
      display:block;
      font-size:12px;
      font-weight:900;
    }
    .news-item h3{
      margin:0;
      font-size:18px;
      font-weight:950;
      letter-spacing:-.02em;
    }
    .news-item p{
      margin:5px 0 0;
      color:var(--muted);
      font-size:14px;
    }
    .arrow-link{
      width:40px;
      height:40px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.07);
      color:#dff6ff;
      border:1px solid rgba(255,255,255,.1);
    }
    .news-item:hover .arrow-link{
      background:rgba(76,201,255,.18);
      border-color:rgba(76,201,255,.32);
      transform:translateX(3px);
    }
    .recommend-card{
      padding:26px;
      position:sticky;
      top:106px;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .tag-chip{
      display:inline-flex;
      align-items:center;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.1);
      color:#d7e8f8;
      font-weight:800;
      font-size:13px;
    }
    .tag-chip:hover{
      border-color:rgba(36,242,189,.36);
      background:rgba(36,242,189,.10);
      color:#fff;
    }
    .preview-timeline{
      margin-top:22px;
      display:grid;
      gap:12px;
    }
    .preview-step{
      padding:14px;
      border-radius:16px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
    }
    .preview-step b{display:block;color:#fff}
    .preview-step span{display:block;color:var(--muted);font-size:13px;margin-top:3px}

    .cta-band{
      border-radius:34px;
      padding:42px;
      background:
        radial-gradient(circle at 18% 30%, rgba(36,242,189,.20), transparent 28%),
        radial-gradient(circle at 82% 20%, rgba(124,92,255,.24), transparent 34%),
        linear-gradient(135deg, rgba(255,255,255,.11), rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .cta-band::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-80px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(76,201,255,.22), transparent 68%);
      pointer-events:none;
    }
    .cta-grid{
      display:grid;
      grid-template-columns:1fr 420px;
      gap:28px;
      align-items:center;
      position:relative;
      z-index:2;
    }
    .cta-actions{
      display:grid;
      gap:14px;
    }
    .cta-card{
      padding:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      background:rgba(5,13,28,.5);
      border:1px solid rgba(255,255,255,.12);
      border-radius:20px;
    }
    .cta-card span{color:var(--muted);font-size:14px}
    .subscribe-form{
      margin-top:22px;
      display:flex;
      gap:12px;
      max-width:620px;
    }
    .subscribe-form input{
      flex:1;
      height:52px;
      min-width:0;
      border:1px solid rgba(255,255,255,.15);
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:var(--text);
      padding:0 18px;
    }
    .subscribe-form input::placeholder{color:#94a6bd}
    .form-note{
      margin-top:12px;
      color:var(--muted);
      font-size:13px;
    }

    .faq-wrap{
      margin-top:34px;
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:start;
    }
    .faq-aside{
      padding:28px;
    }
    .accordion.custom-accordion{
      display:grid;
      gap:12px;
    }
    .custom-accordion .accordion-item{
      border:1px solid rgba(255,255,255,.12);
      border-radius:18px;
      overflow:hidden;
      background:rgba(255,255,255,.06);
      color:var(--text);
    }
    .custom-accordion .accordion-button{
      background:transparent;
      color:var(--text);
      font-weight:950;
      box-shadow:none;
      padding:18px 20px;
    }
    .custom-accordion .accordion-button:not(.collapsed){
      background:rgba(76,201,255,.10);
      color:#fff;
    }
    .custom-accordion .accordion-button::after{
      filter:invert(1) grayscale(1);
      opacity:.75;
    }
    .custom-accordion .accordion-body{
      color:#c2d2e6;
      padding:0 20px 20px;
    }

    .site-footer{
      padding:52px 0 34px;
      background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(0,0,0,.18));
      border-top:1px solid rgba(255,255,255,.09);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:30px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:950;
      font-size:20px;
      letter-spacing:-.03em;
    }
    .footer-brand .brand-mark{width:38px;height:38px}
    .footer-text{
      margin:16px 0 0;
      max-width:640px;
      color:var(--muted);
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
      margin-bottom:16px;
    }
    .footer-links a{
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#cbd9eb;
      font-weight:800;
      font-size:13px;
    }
    .footer-links a:hover{
      color:#fff;
      border-color:rgba(76,201,255,.32);
      background:rgba(76,201,255,.1);
    }
    .copyright{
      color:#7f90a8;
      font-size:13px;
      text-align:right;
    }
    .toast-note{
      position:fixed;
      right:22px;
      bottom:22px;
      z-index:80;
      max-width:360px;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(7,16,31,.86);
      border:1px solid rgba(76,201,255,.24);
      color:#dff6ff;
      box-shadow:var(--shadow);
      transform:translateY(18px);
      opacity:0;
      pointer-events:none;
      transition:var(--ease);
    }
    .toast-note.show{
      transform:translateY(0);
      opacity:1;
    }

    @media (max-width: 1024px){
      .dock-nav{border-radius:28px;align-items:flex-start}
      .dock-search{display:none}
      .hero{padding-top:104px;min-height:auto}
      .hero-content{padding:42px}
      .hero-cover-grid{transform:perspective(900px) rotateY(-10deg) translateX(46%);opacity:.42}
      .countdown-panel{position:relative;right:auto;bottom:auto;margin:0 42px 42px;width:auto}
      .progress-layout,.tiers-wrap,.support-wall,.news-area,.cta-grid,.faq-wrap,.footer-grid{
        grid-template-columns:1fr;
      }
      .recommend-card{position:relative;top:auto}
      .footer-links{justify-content:flex-start}
      .copyright{text-align:left}
    }
    @media (max-width: 768px){
      .container-page{width:min(100% - 28px, var(--container))}
      .section{padding:64px 0}
      .site-header{top:10px;padding:0 10px}
      .dock-nav{
        display:grid;
        grid-template-columns:1fr auto;
        border-radius:24px;
        padding:9px;
      }
      .brand{padding-right:6px}
      .brand span:last-child{font-size:15px}
      .nav-center{
        grid-column:1 / -1;
        order:3;
        width:100%;
        justify-content:flex-start;
        overflow-x:auto;
        scrollbar-width:none;
      }
      .nav-center::-webkit-scrollbar{display:none}
      .nav-actions{justify-content:flex-end}
      .nav-mini-cta{padding:9px 12px}
      .hero-stage{min-height:unset;border-radius:28px}
      .hero-content{padding:34px 24px 28px}
      .hero-lead{font-size:16px}
      .hero-cover-grid{display:none}
      .hero-metrics,.goal-numbers,.tier-grid,.quote-grid{
        grid-template-columns:1fr;
      }
      .countdown-panel{margin:0 18px 24px;width:auto;padding:18px}
      .time-grid{gap:8px}
      .time-box strong{font-size:23px}
      .subscribe-mini,.subscribe-form{
        flex-direction:column;
      }
      .subscribe-mini .btn-glow,.subscribe-form .btn-glow{width:100%}
      .news-item{
        grid-template-columns:auto 1fr;
      }
      .arrow-link{display:none}
      .cta-band{padding:28px 20px;border-radius:26px}
      .cta-card{align-items:flex-start;flex-direction:column}
    }
    @media (max-width: 520px){
      h1{font-size:39px}
      .section-title{font-size:30px}
      .section-desc{font-size:15px}
      .hero-actions{flex-direction:column}
      .hero-actions a{width:100%}
      .live-strip{gap:8px}
      .countdown-title{align-items:flex-start;flex-direction:column}
      .time-grid{grid-template-columns:repeat(2,1fr)}
      .screen-row{grid-template-columns:40px 1fr}
      .screen-row em{grid-column:2}
      .footer-links{display:grid;grid-template-columns:1fr 1fr}
    }

/* 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}