/* roulang page: index */
:root{
      --bg:#090b13;
      --bg-soft:#111522;
      --bg-card:#171b2a;
      --bg-card-2:#202538;
      --text:#f7f3e9;
      --muted:#aeb5c7;
      --muted-2:#7f879a;
      --line:rgba(255,255,255,.12);
      --primary:#ffcf4a;
      --primary-2:#ff7a45;
      --accent:#7c5cff;
      --green:#56e39f;
      --danger:#ff4d6d;
      --shadow:0 22px 60px rgba(0,0,0,.35);
      --shadow-soft:0 14px 36px rgba(0,0,0,.22);
      --radius:24px;
      --radius-sm:16px;
      --radius-xs:10px;
      --container:1180px;
      --nav-h:82px;
    }
    *{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 12% 5%, rgba(124,92,255,.28), transparent 34%),
        radial-gradient(circle at 88% 8%, rgba(255,122,69,.20), transparent 30%),
        linear-gradient(180deg,#070911 0%,#0b0e18 48%,#070911 100%);
      line-height:1.72;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:.22s ease}
    a:hover{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(255,207,74,.32);color:#fff}
    .container{max-width:var(--container);padding-left:22px;padding-right:22px}
    .section{padding:84px 0;position:relative}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(255,207,74,.28);
      border-radius:999px;
      color:#ffe7a0;
      background:rgba(255,207,74,.08);
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .section-title{
      margin:18px 0 12px;
      font-weight:900;
      letter-spacing:-.04em;
      line-height:1.12;
      font-size:clamp(30px,4.5vw,48px);
    }
    .section-desc{
      max-width:760px;
      color:var(--muted);
      font-size:17px;
      margin:0;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      backdrop-filter:saturate(150%) blur(18px);
      background:rgba(9,11,19,.78);
      border-bottom:1px solid var(--line);
    }
    .nav-shell{
      min-height:var(--nav-h);
      display:grid;
      grid-template-columns:auto minmax(280px,1fr) auto;
      gap:22px;
      align-items:center;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.03em;
      color:#fff;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:15px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 12px 28px rgba(255,122,69,.26);
      color:#16100a;
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:18px;
      height:70px;
      background:rgba(255,255,255,.38);
      transform:rotate(28deg);
      right:4px;
      top:-14px;
    }
    .brand span:last-child{font-size:18px}
    .nav-search{
      position:relative;
      max-width:610px;
      justify-self:center;
      width:100%;
    }
    .nav-search .fa-magnifying-glass{
      position:absolute;
      left:18px;
      top:50%;
      transform:translateY(-50%);
      color:#ffd66a;
      z-index:2;
    }
    .nav-search input{
      width:100%;
      height:50px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      outline:none;
      color:#fff;
      padding:0 118px 0 48px;
      background:rgba(255,255,255,.08);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
      transition:.2s ease;
    }
    .nav-search input::placeholder{color:#8f98ad}
    .nav-search input:focus{
      border-color:rgba(255,207,74,.58);
      box-shadow:0 0 0 4px rgba(255,207,74,.12);
      background:rgba(255,255,255,.11);
    }
    .nav-search button{
      position:absolute;
      right:6px;
      top:6px;
      height:38px;
      border:0;
      border-radius:999px;
      padding:0 18px;
      font-weight:800;
      color:#17110a;
      background:linear-gradient(135deg,var(--primary),#ff9f43);
      transition:.2s ease;
    }
    .nav-search button:hover{transform:translateY(-1px);filter:brightness(1.04)}
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      justify-content:flex-end;
    }
    .nav-link-main{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:11px 16px;
      border-radius:999px;
      color:#fff;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      font-weight:800;
    }
    .nav-link-main.active,
    .nav-link-main:hover{
      background:rgba(255,207,74,.13);
      border-color:rgba(255,207,74,.38);
      color:#ffe199;
    }

    .btn-brand,.btn-ghost,.btn-darkline{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:13px 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid transparent;
      transition:.22s ease;
      white-space:nowrap;
    }
    .btn-brand{
      color:#17110a;
      background:linear-gradient(135deg,var(--primary) 0%,#ff9f43 55%,#ff6b4a 100%);
      box-shadow:0 16px 32px rgba(255,122,69,.26);
    }
    .btn-brand:hover{color:#120d08;transform:translateY(-2px);box-shadow:0 22px 42px rgba(255,122,69,.35)}
    .btn-ghost{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.16);
    }
    .btn-ghost:hover{color:#fff;background:rgba(255,255,255,.14);transform:translateY(-2px)}
    .btn-darkline{
      color:#ffe39a;
      background:rgba(255,207,74,.08);
      border-color:rgba(255,207,74,.28);
    }
    .btn-darkline:hover{color:#1b1308;background:var(--primary);transform:translateY(-2px)}
    .btn-brand:focus,.btn-ghost:focus,.btn-darkline:focus,.nav-link-main:focus{
      outline:3px solid rgba(255,207,74,.28);
      outline-offset:3px;
    }

    .hero{
      padding:38px 0 74px;
    }
    .promo-stage{
      position:relative;
      min-height:610px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:38px;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(5,7,14,.88) 0%,rgba(5,7,14,.62) 46%,rgba(5,7,14,.20) 100%),
        radial-gradient(circle at 72% 48%,rgba(255,207,74,.42),transparent 24%),
        linear-gradient(135deg,#171a28 0%,#1b1022 52%,#3a1b18 100%);
      box-shadow:var(--shadow);
      isolation:isolate;
    }
    .promo-stage:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px),
        linear-gradient(0deg,rgba(255,255,255,.04) 1px,transparent 1px);
      background-size:54px 54px;
      mask-image:linear-gradient(90deg,transparent 0%,#000 35%,#000 100%);
      opacity:.38;
      z-index:-1;
    }
    .hero-content{
      position:relative;
      z-index:2;
      padding:74px 58px;
      max-width:740px;
    }
    .sale-ribbon{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:9px 14px;
      border-radius:999px;
      color:#120d08;
      background:linear-gradient(135deg,#ffe37e,var(--primary));
      font-weight:950;
      box-shadow:0 10px 24px rgba(255,207,74,.28);
      transform:rotate(-1deg);
    }
    .hero h1{
      margin:24px 0 18px;
      font-size:clamp(38px,6vw,68px);
      line-height:1.02;
      letter-spacing:-.065em;
      font-weight:950;
    }
    .hero-lead{
      max-width:640px;
      color:#d7dbea;
      font-size:19px;
      margin:0 0 26px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 24px}
    .hero-points{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      padding:0;
      margin:26px 0 0;
      list-style:none;
    }
    .hero-points li{
      display:flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.12);
      color:#f6f1e6;
      font-size:14px;
      font-weight:800;
    }
    .burst{
      position:absolute;
      right:72px;
      top:62px;
      width:150px;
      height:150px;
      display:grid;
      place-items:center;
      text-align:center;
      color:#180d05;
      font-weight:950;
      line-height:1.1;
      background:var(--primary);
      clip-path:polygon(50% 0%,60% 22%,82% 8%,78% 34%,100% 43%,78% 55%,91% 79%,64% 72%,50% 100%,38% 72%,10% 86%,22% 58%,0 46%,24% 34%,15% 10%,40% 22%);
      filter:drop-shadow(0 18px 30px rgba(255,207,74,.28));
      transform:rotate(9deg);
      z-index:3;
    }
    .poster-wall{
      position:absolute;
      right:30px;
      bottom:26px;
      width:47%;
      min-width:430px;
      height:360px;
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:14px;
      transform:perspective(900px) rotateY(-10deg) rotateX(3deg);
      opacity:.94;
    }
    .poster{
      border-radius:18px;
      border:1px solid rgba(255,255,255,.16);
      background:
        linear-gradient(180deg,rgba(255,255,255,.20),transparent 34%),
        var(--g);
      box-shadow:0 18px 34px rgba(0,0,0,.34);
      position:relative;
      overflow:hidden;
    }
    .poster:after{
      content:"";
      position:absolute;
      left:12px;
      right:12px;
      bottom:14px;
      height:8px;
      border-radius:99px;
      background:rgba(255,255,255,.55);
      box-shadow:0 -18px 0 rgba(255,255,255,.16),0 -34px 0 rgba(255,255,255,.10);
    }
    .poster:nth-child(1){--g:linear-gradient(145deg,#3524a5,#ff724c);transform:translateY(35px)}
    .poster:nth-child(2){--g:linear-gradient(145deg,#102744,#18c6a7);transform:translateY(4px)}
    .poster:nth-child(3){--g:linear-gradient(145deg,#4a1625,#ffcf4a);transform:translateY(58px)}
    .poster:nth-child(4){--g:linear-gradient(145deg,#121826,#7c5cff);transform:translateY(20px)}
    .poster:nth-child(5){--g:linear-gradient(145deg,#4b240f,#ff7a45);transform:translateY(72px)}

    .play-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
      align-items:stretch;
      margin-top:34px;
    }
    .play-card{
      background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.13);
      border-radius:var(--radius);
      padding:28px;
      box-shadow:var(--shadow-soft);
      transition:.22s ease;
    }
    .play-card:hover{transform:translateY(-4px);border-color:rgba(255,207,74,.28)}
    .step-list{display:grid;gap:15px;margin:0;padding:0;list-style:none}
    .step-list li{
      display:grid;
      grid-template-columns:44px 1fr;
      gap:14px;
      align-items:start;
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.09);
    }
    .step-num{
      width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
      color:#17110a;font-weight:950;background:linear-gradient(135deg,var(--primary),#ff9f43);
    }
    .step-list h3,.reward-card h3,.point-card h3,.tier h3,.seed-card h3{font-size:20px;margin:0 0 6px;font-weight:900}
    .step-list p,.reward-card p,.point-card p,.tier p,.seed-card p{margin:0;color:var(--muted);font-size:15px}
    .mini-panel{
      height:100%;
      padding:28px;
      border-radius:var(--radius);
      border:1px solid rgba(124,92,255,.32);
      background:
        radial-gradient(circle at 20% 10%,rgba(124,92,255,.32),transparent 38%),
        rgba(124,92,255,.10);
    }
    .mini-panel ul{margin:20px 0 0;padding:0;list-style:none;display:grid;gap:12px}
    .mini-panel li{display:flex;gap:10px;color:#d9def0}
    .mini-panel i{color:var(--green);margin-top:6px}

    .points-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:32px;
    }
    .point-card{
      position:relative;
      padding:26px;
      min-height:210px;
      border-radius:var(--radius);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.13);
      background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.045));
      transition:.22s ease;
    }
    .point-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-soft)}
    .point-icon{
      width:52px;height:52px;border-radius:18px;display:grid;place-items:center;
      background:rgba(255,207,74,.12);color:var(--primary);font-size:22px;margin-bottom:18px;
    }
    .point-card:after{
      content:"";
      position:absolute;
      width:160px;height:160px;border-radius:50%;
      right:-72px;top:-70px;background:rgba(255,207,74,.08);
    }

    .reward-wrap{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      margin-top:34px;
    }
    .reward-hero{
      border-radius:var(--radius);
      padding:32px;
      background:
        linear-gradient(135deg,rgba(255,207,74,.20),rgba(255,122,69,.08)),
        rgba(255,255,255,.055);
      border:1px solid rgba(255,207,74,.26);
    }
    .reward-ticket{
      margin-top:24px;
      padding:22px;
      border-radius:22px;
      background:#0c0f19;
      border:1px dashed rgba(255,207,74,.48);
      position:relative;
    }
    .reward-ticket strong{display:block;font-size:34px;line-height:1;font-weight:950;color:var(--primary)}
    .reward-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .reward-card{
      border-radius:22px;
      padding:22px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      transition:.22s ease;
    }
    .reward-card:hover{background:rgba(255,255,255,.095);border-color:rgba(255,207,74,.25)}
    .reward-card .tag,.tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(86,227,159,.12);
      color:#9ff2c6;
      font-size:13px;
      font-weight:800;
      margin-bottom:14px;
    }

    .tier-board{
      margin-top:34px;
      border-radius:var(--radius);
      padding:26px;
      background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.13);
    }
    .tier-progress{
      height:14px;
      border-radius:999px;
      background:rgba(255,255,255,.10);
      overflow:hidden;
      margin:4px 0 24px;
    }
    .tier-progress span{
      display:block;height:100%;width:72%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--green),var(--primary),var(--primary-2));
      box-shadow:0 0 30px rgba(255,207,74,.35);
    }
    .tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .tier{
      padding:20px;
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
    }
    .tier strong{color:var(--primary);font-size:24px;font-weight:950}

    .progress-layout{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      margin-top:34px;
    }
    .mission-card{
      padding:24px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
    }
    .mission-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:16px 0;
      border-bottom:1px solid rgba(255,255,255,.09);
    }
    .mission-item:last-child{border-bottom:0}
    .mission-item span{color:var(--muted)}
    .status{
      display:inline-flex;
      min-width:78px;
      justify-content:center;
      padding:6px 10px;
      border-radius:999px;
      font-weight:900;
      font-size:13px;
      background:rgba(255,207,74,.12);
      color:#ffe19a;
    }
    .status.done{background:rgba(86,227,159,.12);color:#9ff2c6}
    .timeline{
      position:relative;
      padding-left:26px;
      margin:0;
      list-style:none;
    }
    .timeline:before{
      content:"";
      position:absolute;left:8px;top:6px;bottom:8px;width:2px;background:rgba(255,255,255,.13);
    }
    .timeline li{position:relative;padding:0 0 22px}
    .timeline li:before{
      content:"";
      position:absolute;left:-24px;top:6px;width:14px;height:14px;border-radius:50%;
      background:var(--primary);box-shadow:0 0 0 6px rgba(255,207,74,.12);
    }
    .timeline h3{font-size:18px;margin:0 0 4px;font-weight:900}
    .timeline p{margin:0;color:var(--muted);font-size:15px}

    .seed-track{
      display:flex;
      gap:18px;
      overflow-x:auto;
      padding:34px 2px 10px;
      scrollbar-color:rgba(255,207,74,.5) rgba(255,255,255,.08);
    }
    .seed-card{
      flex:0 0 228px;
      min-height:332px;
      border-radius:26px;
      padding:18px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.13),rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.13);
      transition:.22s ease;
    }
    .seed-card:hover{transform:translateY(-5px);border-color:rgba(255,207,74,.30)}
    .seed-cover{
      height:168px;
      border-radius:20px;
      margin-bottom:18px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.2),rgba(0,0,0,.22)),
        var(--cover);
      position:relative;
      overflow:hidden;
    }
    .seed-cover:after{
      content:"";
      position:absolute;
      inset:auto 14px 14px;
      height:9px;
      border-radius:999px;
      background:rgba(255,255,255,.62);
      box-shadow:0 -22px 0 rgba(255,255,255,.18);
    }

    .update-board{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:24px;
      margin-top:34px;
      align-items:start;
    }
    .version-badge{
      padding:30px;
      border-radius:var(--radius);
      background:linear-gradient(145deg,rgba(124,92,255,.20),rgba(255,207,74,.10));
      border:1px solid rgba(124,92,255,.32);
    }
    .version-badge strong{display:block;font-size:56px;line-height:1;font-weight:950;color:#fff}
    .changelog{
      border-radius:var(--radius);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      overflow:hidden;
    }
    .change-row{
      display:grid;
      grid-template-columns:120px 1fr;
      gap:18px;
      padding:20px 24px;
      border-bottom:1px solid rgba(255,255,255,.09);
    }
    .change-row:last-child{border-bottom:0}
    .change-row time{color:#ffe19a;font-weight:900}
    .change-row h3{font-size:18px;margin:0 0 5px;font-weight:900}
    .change-row p{margin:0;color:var(--muted);font-size:15px}

    .news-layout{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      margin-top:34px;
    }
    .news-list,.recommend-box{
      border-radius:var(--radius);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      overflow:hidden;
    }
    .news-item{
      display:grid;
      grid-template-columns:110px 1fr auto;
      gap:18px;
      align-items:center;
      padding:20px 24px;
      border-bottom:1px solid rgba(255,255,255,.09);
    }
    .news-item:last-child{border-bottom:0}
    .news-item time{
      color:#ffe19a;
      font-weight:900;
      font-size:14px;
    }
    .news-item a{
      font-size:18px;
      font-weight:900;
      color:#fff;
    }
    .news-item a:hover{color:var(--primary)}
    .news-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
    .news-item i{color:var(--muted-2)}
    .recommend-box{padding:24px}
    .rank-list{display:grid;gap:14px;margin:18px 0 0;padding:0;list-style:none}
    .rank-list li{
      display:flex;
      gap:12px;
      padding:13px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.08);
    }
    .rank-list b{
      width:30px;height:30px;border-radius:10px;display:grid;place-items:center;
      color:#17110a;background:var(--primary);flex:0 0 auto;
    }
    .rank-list span{color:#dce1ef;font-weight:800}
    .rank-list small{display:block;color:var(--muted-2);margin-top:2px}

    .faq-wrap{
      display:grid;
      grid-template-columns:.75fr 1.25fr;
      gap:24px;
      align-items:start;
    }
    .accordion-item{
      color:var(--text);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12)!important;
      border-radius:18px!important;
      overflow:hidden;
      margin-bottom:14px;
    }
    .accordion-button{
      color:#fff;
      background:transparent;
      font-weight:900;
      padding:20px 22px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:#ffe19a;
      background:rgba(255,207,74,.07);
    }
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(255,207,74,.12)!important}
    .accordion-button::after{filter:invert(1)}
    .accordion-body{color:var(--muted);padding:0 22px 22px}

    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:46px;
      background:
        radial-gradient(circle at 85% 22%,rgba(255,207,74,.32),transparent 28%),
        linear-gradient(135deg,rgba(124,92,255,.35),rgba(255,122,69,.18)),
        rgba(255,255,255,.075);
      border:1px solid rgba(255,255,255,.16);
      box-shadow:var(--shadow);
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      width:260px;height:260px;border-radius:50%;
      right:-90px;bottom:-110px;background:rgba(255,255,255,.09);
    }
    .cta-grid{
      position:relative;
      z-index:2;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta-panel h2{
      font-size:clamp(30px,4vw,48px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:950;
      margin:0 0 12px;
    }
    .cta-panel p{margin:0;color:#e6e9f4;max-width:720px}

    .site-footer{
      padding:58px 0 34px;
      border-top:1px solid var(--line);
      background:rgba(4,6,12,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:30px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:950;
      font-size:20px;
      margin-bottom:14px;
    }
    .footer-text{color:var(--muted);max-width:720px;margin:0}
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
      margin:0;
      padding:0;
      list-style:none;
    }
    .footer-links a{
      display:inline-flex;
      padding:9px 12px;
      border-radius:999px;
      color:#dfe4f2;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
    }
    .footer-links a:hover{color:#17110a;background:var(--primary)}
    .copyright{
      margin-top:32px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.09);
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:space-between;
      color:var(--muted-2);
      font-size:14px;
    }

    @media (max-width:1024px){
      .nav-shell{grid-template-columns:1fr;gap:14px;padding:14px 0}
      .brand{justify-content:center}
      .nav-actions{justify-content:center}
      .nav-search{max-width:100%}
      .promo-stage{min-height:auto}
      .hero-content{padding:56px 34px 360px}
      .poster-wall{width:72%;right:50%;transform:translateX(50%) perspective(900px) rotateY(-6deg);bottom:28px}
      .burst{right:28px;top:34px;width:126px;height:126px}
      .play-grid,.reward-wrap,.progress-layout,.update-board,.news-layout,.faq-wrap{grid-template-columns:1fr}
      .points-row{grid-template-columns:1fr}
      .tier-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width:768px){
      :root{--nav-h:auto}
      .section{padding:62px 0}
      .hero{padding-top:22px}
      .hero-content{padding:44px 24px 300px}
      .hero h1{font-size:40px}
      .hero-lead{font-size:17px}
      .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%}
      .poster-wall{min-width:330px;height:260px;gap:10px}
      .poster{border-radius:14px}
      .burst{width:102px;height:102px;font-size:14px}
      .reward-list{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr;gap:8px}
      .news-item i{display:none}
      .change-row{grid-template-columns:1fr;gap:6px}
      .cta-grid{grid-template-columns:1fr}
      .cta-panel{padding:34px 24px}
    }
    @media (max-width:520px){
      .container{padding-left:16px;padding-right:16px}
      .brand span:last-child{font-size:16px}
      .nav-search input{height:48px;padding-right:86px}
      .nav-search button{padding:0 13px}
      .nav-link-main{width:100%;justify-content:center}
      .promo-stage{border-radius:24px}
      .hero-content{padding:34px 18px 252px}
      .hero h1{font-size:34px}
      .hero-points li{width:100%;justify-content:center}
      .poster-wall{min-width:278px;height:220px;gap:8px}
      .tier-grid{grid-template-columns:1fr}
      .play-card,.mini-panel,.reward-hero,.tier-board,.mission-card,.recommend-box{padding:20px}
      .seed-card{flex-basis:210px}
      .copyright{display:block}
    }

/* 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}