/* roulang page: index */
:root{
      --bg:#edf4fb;
      --bg-2:#f7faff;
      --surface:#ffffff;
      --surface-2:#f2f7fd;
      --surface-3:#eaf2fb;
      --hero:#0c1730;
      --hero-2:#13294f;
      --text:#132033;
      --muted:#5f6f85;
      --soft:#7f8da1;
      --primary:#1e63d6;
      --primary-2:#154aa8;
      --accent:#0f9989;
      --line:#d8e3f0;
      --line-2:#cdd9ea;
      --shadow:0 18px 44px rgba(18, 35, 60, .10);
      --shadow-soft:0 10px 28px rgba(18, 35, 60, .08);
      --radius:18px;
      --radius-sm:12px;
      --radius-xs:10px;
      --aside-w:270px;
      --max:1260px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }

    *{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",sans-serif;
      color:var(--text);
      background:
        linear-gradient(180deg,#f7fbff 0%, #eef4fb 42%, #edf4fb 100%);
      line-height:1.72;
      letter-spacing:0;
      overflow-x:hidden;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition:color .22s var(--ease), background-color .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease), opacity .22s var(--ease);
    }
    a:hover{color:var(--primary)}
    a:focus-visible,
    button:focus-visible,
    summary:focus-visible,
    input:focus-visible{
      outline:3px solid rgba(30,99,214,.24);
      outline-offset:3px;
    }
    img{max-width:100%;display:block}
    button,
    input,
    textarea{
      font:inherit;
      color:inherit;
    }
    button{
      border:0;
      background:none;
      padding:0;
      cursor:pointer;
    }

    .shell{
      min-height:100vh;
    }

    .site-aside{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--aside-w);
      padding:26px 18px 20px;
      background:rgba(255,255,255,.82);
      backdrop-filter:blur(18px);
      border-right:1px solid rgba(216,227,240,.92);
      z-index:30;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      box-shadow:8px 0 30px rgba(16,30,50,.04);
    }
    .brand{
      display:flex;
      align-items:flex-start;
      gap:12px;
      min-height:52px;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:14px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      color:#fff;
      font-weight:800;
      font-size:1.02rem;
      background:linear-gradient(145deg,var(--primary),#3d8cff);
      box-shadow:0 12px 24px rgba(30,99,214,.28);
    }
    .brand-text{
      min-width:0;
      display:flex;
      flex-direction:column;
      gap:2px;
      padding-top:2px;
    }
    .brand-text strong{
      font-size:1rem;
      line-height:1.18;
      font-weight:800;
      color:var(--text);
      word-break:break-word;
    }
    .brand-text span{
      font-size:.82rem;
      color:var(--soft);
      line-height:1.35;
    }

    .side-nav{
      margin-top:26px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .nav-link{
      display:flex;
      align-items:center;
      gap:11px;
      min-height:46px;
      padding:12px 14px;
      border-radius:14px;
      color:var(--muted);
      background:transparent;
      border:1px solid transparent;
      font-weight:700;
    }
    .nav-link i{
      width:18px;
      text-align:center;
      font-size:.95rem;
    }
    .nav-link:hover,
    .nav-link:active,
    .nav-link.active{
      color:var(--primary);
      background:var(--surface-2);
      border-color:#dbe6f6;
      box-shadow:0 8px 18px rgba(30,99,214,.06);
      transform:translateX(2px);
    }
    .aside-note{
      margin-top:22px;
      padding:14px 14px 12px;
      border-radius:16px;
      background:linear-gradient(180deg,#f6f9fd 0%, #edf4fb 100%);
      border:1px solid #dbe6f4;
      color:var(--muted);
      font-size:.92rem;
      box-shadow:var(--shadow-soft);
    }
    .aside-note strong{
      display:block;
      color:var(--text);
      font-size:.95rem;
      margin-bottom:4px;
    }

    .topbar{
      display:none;
      position:sticky;
      top:0;
      z-index:35;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 16px;
      background:rgba(255,255,255,.88);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(216,227,240,.92);
      box-shadow:0 8px 26px rgba(16,30,50,.06);
    }
    .topbar-brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:0;
    }
    .topbar-brand .brand-mark{
      width:38px;
      height:38px;
      border-radius:12px;
      font-size:.92rem;
    }
    .topbar-title{
      min-width:0;
      display:flex;
      flex-direction:column;
      gap:1px;
    }
    .topbar-title strong{
      font-size:.98rem;
      line-height:1.18;
      font-weight:800;
      color:var(--text);
      word-break:break-word;
    }
    .topbar-title span{
      font-size:.78rem;
      color:var(--soft);
    }
    .menu-toggle{
      width:42px;
      height:42px;
      border-radius:12px;
      background:var(--surface);
      border:1px solid var(--line);
      color:var(--text);
      display:grid;
      place-items:center;
      box-shadow:var(--shadow-soft);
    }
    .menu-toggle:hover{
      border-color:#bfd0e7;
      box-shadow:0 10px 18px rgba(18,35,60,.08);
      transform:translateY(-1px);
    }
    .menu-toggle:active{transform:translateY(0)}
    .mobile-backdrop{
      display:none;
      position:fixed;
      inset:0;
      background:rgba(10,18,32,.42);
      backdrop-filter:blur(2px);
      z-index:24;
      opacity:0;
      transition:opacity .26s var(--ease);
    }

    .content{
      margin-left:var(--aside-w);
      min-width:0;
    }

    .hero{
      position:relative;
      overflow:hidden;
      padding:38px 0 40px;
      background:
        radial-gradient(1000px 520px at 68% 18%, rgba(58,133,255,.22), transparent 56%),
        radial-gradient(700px 420px at 18% 32%, rgba(15,153,137,.16), transparent 56%),
        linear-gradient(135deg, #09132a 0%, #102244 48%, #0b1a36 100%);
      color:#f7fbff;
      box-shadow:inset 0 -1px 0 rgba(255,255,255,.05);
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px);
      background-size:38px 38px;
      opacity:.12;
      pointer-events:none;
    }
    .hero .grid-container{
      position:relative;
      z-index:1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);
      gap:34px;
      align-items:center;
      padding:12px 0 6px;
    }
    .hero-copy{
      padding:12px 0;
    }
    .hero-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.12);
      color:#d9e8ff;
      font-size:.84rem;
      font-weight:700;
      margin-bottom:16px;
      box-shadow:0 10px 24px rgba(4,9,18,.12);
    }
    .hero-kicker i{
      color:#7dd6ff;
    }
    .hero h1{
      margin:0;
      font-size:3.1rem;
      line-height:1.12;
      letter-spacing:0;
      font-weight:900;
      max-width:12.2em;
      text-wrap:balance;
    }
    .hero-lead{
      margin:18px 0 0;
      max-width:42em;
      font-size:1.08rem;
      line-height:1.9;
      color:#d8e6fb;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 18px;
      border-radius:14px;
      font-weight:800;
      letter-spacing:0;
      border:1px solid transparent;
      box-shadow:var(--shadow-soft);
      white-space:nowrap;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease);
    }
    .btn:hover{transform:translateY(-1px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      background:linear-gradient(145deg,var(--primary),#4b8cff);
      color:#fff;
      border-color:rgba(255,255,255,.12);
    }
    .btn-primary:hover{
      box-shadow:0 16px 28px rgba(30,99,214,.28);
      color:#fff;
    }
    .btn-ghost{
      background:rgba(255,255,255,.06);
      color:#fff;
      border-color:rgba(255,255,255,.16);
    }
    .btn-ghost:hover{
      background:rgba(255,255,255,.11);
      color:#fff;
    }
    .btn-soft{
      background:#eff5ff;
      color:var(--primary-2);
      border-color:#d6e3f8;
    }
    .btn-soft:hover{
      color:var(--primary-2);
      box-shadow:0 14px 26px rgba(21,74,168,.10);
    }
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      margin-top:28px;
    }
    .hero-point{
      padding:14px 14px 13px;
      border-radius:16px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      box-shadow:0 12px 26px rgba(4,9,18,.12);
    }
    .hero-point strong{
      display:block;
      font-size:1.22rem;
      line-height:1.1;
      color:#fff;
      margin-bottom:4px;
    }
    .hero-point span{
      display:block;
      font-size:.84rem;
      color:#d6e6fb;
    }

    .hero-stage{
      position:relative;
      min-height:520px;
      display:flex;
      align-items:center;
      justify-content:center;
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:auto 8% 8% 12%;
      height:72%;
      border-radius:30px;
      background:radial-gradient(circle at 50% 20%, rgba(99,173,255,.40), transparent 56%);
      filter:blur(12px);
      opacity:.7;
      pointer-events:none;
    }
    .poster{
      position:relative;
      width:100%;
      max-width:500px;
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.04)),
        linear-gradient(180deg, #13284c 0%, #0d1b36 100%);
      border:1px solid rgba(255,255,255,.10);
      box-shadow:0 34px 70px rgba(4,8,18,.34);
      overflow:hidden;
    }
    .poster::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 22% 22%, rgba(40,166,255,.38), transparent 22%),
        radial-gradient(circle at 78% 20%, rgba(20,219,188,.28), transparent 24%),
        radial-gradient(circle at 50% 68%, rgba(255,255,255,.10), transparent 32%);
      opacity:.9;
      pointer-events:none;
    }
    .poster-head{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:18px 18px 0;
    }
    .poster-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.14);
      color:#dcecff;
      font-size:.82rem;
      font-weight:700;
    }
    .poster-hot{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(14,214,165,.14);
      border:1px solid rgba(114,241,194,.18);
      color:#dffdf1;
      font-size:.82rem;
      font-weight:800;
    }
    .poster-body{
      position:relative;
      z-index:1;
      padding:18px 18px 18px;
    }
    .poster-title{
      margin:14px 0 10px;
      font-size:2.02rem;
      line-height:1.12;
      font-weight:900;
      color:#fff;
      max-width:10.5em;
      text-wrap:balance;
    }
    .poster-copy{
      margin:0;
      max-width:26em;
      color:#d6e5fb;
      font-size:1rem;
      line-height:1.8;
    }
    .poster-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
      margin-top:20px;
    }
    .poster-chip{
      min-height:54px;
      padding:11px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      color:#eff6ff;
      display:flex;
      align-items:center;
      justify-content:center;
      text-align:center;
      font-weight:700;
      font-size:.92rem;
    }
    .poster-meter{
      margin-top:20px;
      height:12px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .poster-meter span{
      display:block;
      height:100%;
      width:78%;
      border-radius:999px;
      background:linear-gradient(90deg,#61d0ff 0%, #1e63d6 60%, #0ec8a2 100%);
      box-shadow:0 0 18px rgba(97,208,255,.32);
    }
    .poster-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.12);
      color:#d5e4fb;
      font-size:.92rem;
      position:relative;
      z-index:1;
    }
    .poster-foot strong{
      color:#fff;
      font-size:1.08rem;
    }

    .section{
      padding:76px 0;
    }
    .section-alt{
      background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(249,252,255,.92));
      border-top:1px solid rgba(216,227,240,.66);
      border-bottom:1px solid rgba(216,227,240,.66);
    }
    .section-heading{
      margin-bottom:24px;
      max-width:760px;
    }
    .section-tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:#edf4fe;
      border:1px solid #d9e6f8;
      color:var(--primary-2);
      font-size:.82rem;
      font-weight:800;
      margin-bottom:12px;
    }
    .section-heading h2{
      margin:0;
      font-size:2rem;
      line-height:1.22;
      font-weight:900;
      color:var(--text);
      letter-spacing:0;
    }
    .section-heading p{
      margin:12px 0 0;
      font-size:1.01rem;
      line-height:1.9;
      color:var(--muted);
      max-width:44em;
    }

    .feature-card,
    .reward-card,
    .progress-card,
    .news-panel,
    .update-card,
    .guide-card,
    .rank-card,
    .faq-card,
    .cta-card{
      background:var(--surface);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .feature-card,
    .reward-card,
    .guide-card{
      padding:22px 20px 20px;
      height:100%;
    }
    .feature-index,
    .reward-index,
    .guide-index{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:38px;
      height:38px;
      border-radius:12px;
      background:#edf4fe;
      color:var(--primary-2);
      font-size:.92rem;
      font-weight:900;
      margin-bottom:16px;
    }
    .feature-card h3,
    .reward-card h3,
    .guide-card h3,
    .progress-card h3,
    .news-panel h3,
    .update-card h3,
    .rank-card h3,
    .cta-card h3{
      margin:0;
      font-size:1.18rem;
      line-height:1.3;
      font-weight:900;
      color:var(--text);
    }
    .feature-card p,
    .reward-card p,
    .guide-card p,
    .progress-card p,
    .news-panel p,
    .update-card p,
    .rank-card p,
    .cta-card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:.96rem;
      line-height:1.82;
    }
    .feature-meta,
    .reward-meta{
      margin-top:16px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      min-height:32px;
      padding:0 10px;
      border-radius:999px;
      background:var(--surface-2);
      border:1px solid #dce6f3;
      color:var(--muted);
      font-size:.82rem;
      font-weight:700;
    }
    .pill-primary{
      background:#edf4fe;
      color:var(--primary-2);
      border-color:#d9e6f8;
    }
    .pill-accent{
      background:#eaf9f6;
      color:#0e7c73;
      border-color:#cdeee8;
    }

    .progress-shell{
      display:grid;
      grid-template-columns:minmax(0,1.08fr) minmax(290px,.92fr);
      gap:22px;
      align-items:stretch;
    }
    .progress-card{
      padding:24px 22px;
    }
    .meter-wrap{
      margin-top:18px;
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg,#f7faff,#edf4fb);
      border:1px solid #dbe7f5;
    }
    .meter-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
      color:var(--muted);
      font-size:.92rem;
      font-weight:700;
    }
    .meter-track{
      height:12px;
      border-radius:999px;
      background:#dce7f4;
      overflow:hidden;
    }
    .meter-track span{
      display:block;
      width:76%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary) 0%, #68a7ff 60%, var(--accent) 100%);
      box-shadow:0 0 18px rgba(30,99,214,.18);
    }
    .progress-steps{
      margin:18px 0 0;
      display:grid;
      gap:12px;
    }
    .progress-step{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:14px 14px 13px;
      border-radius:16px;
      border:1px solid #dbe6f3;
      background:#fff;
    }
    .progress-step .num{
      width:32px;
      height:32px;
      border-radius:10px;
      background:#edf4fe;
      color:var(--primary-2);
      font-weight:900;
      display:grid;
      place-items:center;
      flex:0 0 auto;
    }
    .progress-step strong{
      display:block;
      color:var(--text);
      font-size:.95rem;
      margin-bottom:2px;
    }
    .progress-step span{
      display:block;
      color:var(--muted);
      font-size:.88rem;
      line-height:1.6;
    }

    .stats-grid{
      display:grid;
      gap:14px;
      grid-template-columns:repeat(2,minmax(0,1fr));
    }
    .stats-grid .metric{
      min-height:132px;
      padding:20px;
      border-radius:var(--radius);
      background:linear-gradient(180deg,#ffffff 0%, #f6f9fe 100%);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .metric .label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:18px;
      color:var(--muted);
      font-size:.84rem;
      font-weight:700;
    }
    .metric .value{
      display:block;
      font-size:2rem;
      line-height:1;
      font-weight:900;
      color:var(--text);
      letter-spacing:0;
    }
    .metric .desc{
      margin-top:8px;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.6;
    }

    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.12fr) minmax(290px,.88fr);
      gap:22px;
      align-items:start;
    }
    .news-list{
      display:grid;
      gap:12px;
    }
    .news-item{
      display:block;
      padding:16px 18px;
      border-radius:16px;
      border:1px solid var(--line);
      background:var(--surface);
      box-shadow:var(--shadow-soft);
    }
    .news-item:hover{
      transform:translateY(-1px);
      border-color:#c8d7ea;
      box-shadow:0 16px 26px rgba(18,35,60,.08);
    }
    .news-item-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:8px;
      flex-wrap:wrap;
    }
    .news-item-title{
      margin:0;
      font-size:1rem;
      font-weight:800;
      color:var(--text);
      line-height:1.5;
    }
    .news-item-meta{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      color:var(--soft);
      font-size:.84rem;
    }
    .news-item-body{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.78;
    }
    .news-panel{
      padding:22px 20px;
      position:sticky;
      top:20px;
    }
    .news-panel .badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .bullet-list{
      margin:16px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .bullet-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px 12px;
      border-radius:14px;
      background:var(--surface-2);
      border:1px solid #dbe6f2;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.72;
    }
    .bullet-list i{
      color:var(--primary);
      margin-top:4px;
      flex:0 0 auto;
    }

    .updates-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(0,1fr);
      gap:22px;
      align-items:stretch;
    }
    .update-card{
      padding:22px 20px;
    }
    .timeline{
      margin:18px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:14px;
    }
    .timeline li{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:14px 14px 13px;
      border-radius:16px;
      border:1px solid #dbe6f2;
      background:#fff;
    }
    .timeline-dot{
      width:14px;
      height:14px;
      margin-top:6px;
      border-radius:50%;
      background:linear-gradient(145deg,var(--primary),#64a8ff);
      box-shadow:0 0 0 6px rgba(30,99,214,.08);
      flex:0 0 auto;
    }
    .timeline strong{
      display:block;
      color:var(--text);
      font-size:.96rem;
      margin-bottom:3px;
    }
    .timeline span{
      display:block;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.74;
    }

    .guide-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(0,1fr);
      gap:22px;
      align-items:stretch;
    }
    .guide-steps{
      margin-top:16px;
      display:grid;
      gap:12px;
    }
    .guide-step{
      display:flex;
      gap:14px;
      padding:14px 14px 13px;
      border-radius:16px;
      border:1px solid #dbe6f2;
      background:#fff;
    }
    .guide-step strong{
      display:block;
      margin-bottom:3px;
      font-size:.95rem;
      color:var(--text);
    }
    .guide-step span{
      display:block;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.72;
    }
    .guide-right{
      display:grid;
      gap:14px;
    }
    .guide-right .guide-card{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }

    .rank-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(320px,.84fr);
      gap:22px;
    }
    .rank-list{
      display:grid;
      gap:12px;
      margin-top:16px;
    }
    .rank-row{
      display:grid;
      grid-template-columns:52px minmax(0,1fr) auto;
      gap:14px;
      align-items:center;
      padding:14px 16px;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .rank-no{
      width:52px;
      height:52px;
      border-radius:16px;
      background:linear-gradient(180deg,#edf4fe 0%, #e6effb 100%);
      color:var(--primary-2);
      display:grid;
      place-items:center;
      font-weight:900;
      font-size:1rem;
    }
    .rank-title{
      min-width:0;
    }
    .rank-title strong{
      display:block;
      font-size:.98rem;
      color:var(--text);
      margin-bottom:4px;
      line-height:1.52;
      word-break:break-word;
    }
    .rank-title span{
      display:block;
      color:var(--muted);
      font-size:.86rem;
      line-height:1.5;
    }
    .rank-stat{
      display:flex;
      align-items:center;
      gap:8px;
      padding-left:8px;
      color:var(--primary-2);
      font-weight:800;
      font-size:.92rem;
      white-space:nowrap;
    }
    .rank-side{
      padding:22px 20px;
    }
    .rank-side .summary{
      margin-top:14px;
      display:grid;
      gap:12px;
    }
    .summary-item{
      padding:13px 14px;
      border-radius:16px;
      border:1px solid #dbe6f3;
      background:linear-gradient(180deg,#ffffff 0%, #f7faff 100%);
    }
    .summary-item strong{
      display:block;
      color:var(--text);
      margin-bottom:3px;
      font-size:.95rem;
    }
    .summary-item span{
      display:block;
      color:var(--muted);
      font-size:.9rem;
      line-height:1.68;
    }

    .faq-list{
      margin-top:18px;
      display:grid;
      gap:12px;
    }
    details.faq-card{
      padding:0;
      overflow:hidden;
    }
    details.faq-card[open]{
      border-color:#c8d8ea;
      box-shadow:0 18px 30px rgba(18,35,60,.08);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:800;
      color:var(--text);
      font-size:1rem;
    }
    summary::-webkit-details-marker{display:none}
    .faq-icon{
      width:34px;
      height:34px;
      border-radius:12px;
      background:#edf4fe;
      color:var(--primary-2);
      display:grid;
      place-items:center;
      flex:0 0 auto;
      font-size:.9rem;
      transition:transform .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease);
    }
    details[open] .faq-icon{
      background:var(--primary);
      color:#fff;
      transform:rotate(180deg);
    }
    .faq-answer{
      padding:0 20px 18px;
      color:var(--muted);
      font-size:.95rem;
      line-height:1.85;
    }

    .cta-band{
      padding:0 0 82px;
    }
    .cta-card{
      overflow:hidden;
      position:relative;
      padding:30px 24px;
      background:
        radial-gradient(900px 280px at 14% 0%, rgba(30,99,214,.18), transparent 56%),
        linear-gradient(135deg,#ffffff 0%, #f5f9fe 100%);
    }
    .cta-card::after{
      content:"";
      position:absolute;
      inset:auto -10% -38% auto;
      width:320px;
      height:320px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(15,153,137,.12) 0%, rgba(15,153,137,0) 68%);
      pointer-events:none;
    }
    .cta-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(300px,.85fr);
      gap:18px;
      align-items:center;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
      align-items:center;
    }
    .cta-note{
      margin-top:12px;
      color:var(--soft);
      font-size:.88rem;
      line-height:1.7;
    }

    .site-footer{
      margin-left:var(--aside-w);
      padding:20px 0 30px;
      background:linear-gradient(180deg, transparent 0%, rgba(11,20,39,.03) 100%);
      border-top:1px solid rgba(216,227,240,.72);
    }
    .footer-inner{
      padding:0 0 0;
    }
    .footer-brand{
      display:flex;
      align-items:flex-start;
      gap:12px;
      margin-bottom:14px;
    }
    .footer-brand .brand-mark{
      width:40px;
      height:40px;
      border-radius:13px;
      font-size:.92rem;
    }
    .footer-text{
      color:var(--muted);
      font-size:.92rem;
      line-height:1.8;
      max-width:58em;
    }
    .footer-line{
      margin-top:14px;
      padding-top:14px;
      border-top:1px solid #d9e4f1;
      color:var(--soft);
      font-size:.88rem;
      line-height:1.7;
    }

    .section .grid-container{
      position:relative;
    }

    @media (max-width: 1200px){
      .hero-grid,
      .progress-shell,
      .news-layout,
      .updates-grid,
      .guide-grid,
      .rank-grid,
      .cta-grid{
        grid-template-columns:1fr;
      }
      .news-panel{
        position:static;
      }
      .hero-stage{
        min-height:460px;
      }
    }

    @media (max-width: 1024px){
      .site-aside{
        transform:translateX(-104%);
        transition:transform .28s var(--ease);
      }
      body.menu-open .site-aside{
        transform:translateX(0);
      }
      body.menu-open .mobile-backdrop{
        display:block;
        opacity:1;
      }
      .topbar{
        display:flex;
      }
      .content,
      .site-footer{
        margin-left:0;
      }
      .hero{
        padding-top:28px;
      }
      .hero h1{
        font-size:2.6rem;
      }
      .section-heading h2{
        font-size:1.8rem;
      }
      .hero-points,
      .stats-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
    }

    @media (max-width: 768px){
      .hero{
        padding-bottom:30px;
      }
      .hero h1{
        font-size:2.25rem;
        max-width:none;
      }
      .hero-lead{
        font-size:1rem;
        line-height:1.86;
      }
      .hero-points,
      .stats-grid{
        grid-template-columns:1fr;
      }
      .poster{
        border-radius:24px;
      }
      .poster-title{
        font-size:1.72rem;
      }
      .section{
        padding:62px 0;
      }
      .section-heading h2{
        font-size:1.55rem;
      }
      .cta-actions{
        justify-content:flex-start;
      }
      .rank-row{
        grid-template-columns:42px minmax(0,1fr);
      }
      .rank-stat{
        grid-column:2;
        padding-left:0;
      }
    }

    @media (max-width: 520px){
      .topbar{
        padding:10px 12px;
      }
      .topbar-title strong{
        font-size:.92rem;
      }
      .topbar-title span{
        display:none;
      }
      .hero{
        padding:22px 0 24px;
      }
      .hero h1{
        font-size:1.95rem;
        line-height:1.16;
      }
      .hero-lead{
        margin-top:14px;
      }
      .hero-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .btn{
        width:100%;
      }
      .hero-stage{
        min-height:auto;
      }
      .poster{
        max-width:none;
      }
      .poster-grid{
        grid-template-columns:1fr;
      }
      .feature-card,
      .reward-card,
      .guide-card,
      .progress-card,
      .update-card,
      .rank-side,
      .cta-card,
      .news-panel{
        padding:18px 16px;
      }
      summary{
        padding:16px 16px;
      }
      .faq-answer{
        padding:0 16px 16px;
      }
      .rank-row{
        padding:12px 12px;
      }
      .section{
        padding:52px 0;
      }
      .section-heading p{
        font-size:.96rem;
      }
    }