/* roulang page: index */
:root{
      --bg:#100b14;
      --bg-2:#151016;
      --bg-3:#0f0d12;
      --surface:#1d1622;
      --surface-2:#231929;
      --surface-3:rgba(255,255,255,.055);
      --text:#f7f2fb;
      --muted:#b9b2c2;
      --weak:#81778b;
      --line:rgba(255,255,255,.11);
      --line-strong:rgba(255,255,255,.18);
      --primary:#d946ef;
      --primary-2:#c026d3;
      --accent:#f59e0b;
      --accent-2:#f97316;
      --green:#38d39f;
      --danger:#fb7185;
      --radius-sm:14px;
      --radius-md:20px;
      --radius-lg:28px;
      --radius-xl:36px;
      --shadow:0 22px 70px rgba(0,0,0,.42);
      --shadow-soft:0 16px 42px rgba(0,0,0,.28);
      --container:1200px;
      --nav-h:74px;
      --font:PingFang SC,Microsoft YaHei,Noto Sans SC,Helvetica Neue,Arial,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(217,70,239,.22), transparent 32%),
        radial-gradient(circle at 88% 16%, rgba(245,158,11,.15), transparent 34%),
        linear-gradient(180deg,var(--bg),var(--bg-3) 46%,#0a080d);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(217,70,239,.38);color:#fff}
    .container{
      width:min(var(--container),calc(100% - 48px));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;
      left:16px;
      top:-80px;
      z-index:1000;
      padding:10px 14px;
      border-radius:999px;
      color:#fff;
      background:var(--primary);
      transition:.2s ease;
    }
    .skip-link:focus{top:14px;outline:3px solid rgba(245,158,11,.45)}
    .age-strip{
      position:relative;
      z-index:50;
      border-bottom:1px solid var(--line);
      background:rgba(10,7,12,.82);
      backdrop-filter:blur(18px);
    }
    .age-strip__inner{
      min-height:42px;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:12px;
      color:var(--muted);
      font-size:14px;
      text-align:center;
    }
    .age-pill,.badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      border-radius:999px;
      white-space:nowrap;
      font-size:13px;
      line-height:1;
      font-weight:800;
    }
    .age-pill{
      padding:7px 11px;
      color:#1a0d05;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      box-shadow:0 0 0 1px rgba(255,255,255,.16) inset;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:40;
      border-bottom:1px solid var(--line);
      background:rgba(16,11,20,.74);
      backdrop-filter:blur(20px);
    }
    .nav{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:15px;
      color:#fff;
      font-size:13px;
      font-weight:900;
      background:
        linear-gradient(135deg,rgba(217,70,239,.95),rgba(249,115,22,.9));
      box-shadow:0 12px 34px rgba(217,70,239,.24);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
    }
    .brand-name{
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      max-width:330px;
      font-size:17px;
    }
    .brand-sub{
      margin-top:3px;
      color:var(--weak);
      font-size:12px;
      font-weight:700;
      letter-spacing:.04em;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      padding:6px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.04);
    }
    .nav-links a{
      min-height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      transition:.22s ease;
    }
    .nav-links a:hover,.nav-links a:focus{
      color:#fff;
      background:rgba(255,255,255,.08);
      outline:none;
    }
    .nav-links a.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(217,70,239,.35),rgba(245,158,11,.16));
      box-shadow:0 0 0 1px rgba(255,255,255,.08) inset;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      align-items:center;
      justify-content:center;
      border-radius:15px;
      color:#fff;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
    }
    .menu-toggle span{
      width:18px;
      height:2px;
      display:block;
      position:relative;
      border-radius:999px;
      background:#fff;
    }
    .menu-toggle span:before,.menu-toggle span:after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      border-radius:999px;
      background:#fff;
      transition:.2s ease;
    }
    .menu-toggle span:before{top:-6px}
    .menu-toggle span:after{top:6px}
    .btn{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:0 18px;
      border-radius:999px;
      color:#fff;
      font-weight:900;
      font-size:14px;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, filter .22s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-2) 48%,var(--accent-2));
      box-shadow:0 15px 38px rgba(217,70,239,.28),0 0 0 1px rgba(255,255,255,.12) inset;
    }
    .btn-primary:hover,.btn-primary:focus{
      transform:translateY(-2px);
      filter:brightness(1.08);
      box-shadow:0 20px 48px rgba(217,70,239,.38),0 0 0 1px rgba(255,255,255,.18) inset;
      outline:none;
    }
    .btn-secondary{
      color:#f9f0ff;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line-strong);
    }
    .btn-secondary:hover,.btn-secondary:focus{
      transform:translateY(-2px);
      border-color:rgba(217,70,239,.55);
      background:rgba(217,70,239,.12);
      outline:none;
    }
    .btn:active{transform:translateY(0) scale(.98)}
    .section{
      padding:92px 0;
      position:relative;
    }
    .section-tight{padding:68px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:#ffd894;
      font-size:13px;
      font-weight:900;
      letter-spacing:.06em;
      text-transform:uppercase;
    }
    .section-title{
      margin:0;
      max-width:820px;
      font-size:clamp(28px,3.2vw,42px);
      line-height:1.15;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .section-desc{
      margin:12px 0 0;
      max-width:760px;
      color:var(--muted);
      font-size:16px;
    }
    .badge{
      padding:8px 11px;
      color:#f6e9ff;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
    }
    .badge.hot{color:#1a0d05;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-color:rgba(255,255,255,.18)}
    .badge.pink{background:rgba(217,70,239,.15);border-color:rgba(217,70,239,.32);color:#ffd8ff}
    .badge.green{background:rgba(56,211,159,.12);border-color:rgba(56,211,159,.25);color:#c8ffe9}
    .hero{
      min-height:calc(100vh - 116px);
      display:grid;
      align-items:center;
      padding:82px 0 72px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(16,11,20,.94),rgba(16,11,20,.58) 46%,rgba(16,11,20,.9)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      opacity:.42;
      z-index:-2;
    }
    .hero:after{
      content:"";
      position:absolute;
      width:520px;
      height:520px;
      right:-160px;
      top:100px;
      border-radius:999px;
      background:radial-gradient(circle,rgba(217,70,239,.24),transparent 66%);
      filter:blur(8px);
      z-index:-1;
    }
    .hero-layout{
      display:grid;
      grid-template-columns:minmax(0,1.03fr) minmax(390px,.78fr);
      gap:52px;
      align-items:center;
    }
    .hero-copy{
      position:relative;
      z-index:1;
    }
    .hero-ribbon{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      margin-bottom:22px;
    }
    h1{
      margin:0;
      max-width:900px;
      font-size:clamp(38px,6vw,66px);
      line-height:1.08;
      letter-spacing:-.06em;
      font-weight:950;
    }
    .gradient-text{
      background:linear-gradient(135deg,#fff 10%,#f4c7ff 46%,#ffd59d 88%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-lead{
      max-width:760px;
      margin:24px 0 0;
      color:#d6ccdd;
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:13px;
      margin-top:32px;
    }
    .hero-notes{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
      padding:0;
      list-style:none;
    }
    .hero-notes li{
      display:flex;
      align-items:center;
      gap:8px;
      padding:10px 13px;
      border-radius:999px;
      color:#ddd2e4;
      font-size:13px;
      font-weight:800;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
    }
    .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 18px rgba(56,211,159,.75);
    }
    .hero-visual{
      position:relative;
      min-height:520px;
    }
    .cover-stage{
      position:absolute;
      inset:12px 0 0 0;
      border-radius:var(--radius-xl);
      border:1px solid var(--line-strong);
      background:
        linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.025)),
        rgba(29,22,34,.72);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .cover-stage:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 24% 18%,rgba(217,70,239,.28),transparent 34%),
        radial-gradient(circle at 88% 76%,rgba(249,115,22,.20),transparent 36%);
      pointer-events:none;
    }
    .stage-top{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:20px;
      border-bottom:1px solid var(--line);
      color:#fff;
      font-weight:900;
    }
    .stage-dots{display:flex;gap:7px}
    .stage-dots i{
      width:9px;
      height:9px;
      border-radius:50%;
      background:rgba(255,255,255,.22);
    }
    .stage-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      padding:20px;
    }
    .poster{
      position:relative;
      min-height:172px;
      border-radius:22px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      background:#211827;
      box-shadow:0 15px 40px rgba(0,0,0,.28);
      transition:.25s ease;
    }
    .poster:hover{transform:translateY(-4px);border-color:rgba(217,70,239,.45)}
    .poster.tall{min-height:230px}
    .poster img{
      width:100%;
      height:100%;
      position:absolute;
      inset:0;
      object-fit:cover;
      filter:saturate(.9) contrast(1.03);
      opacity:.76;
    }
    .poster:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.74));
    }
    .poster-caption{
      position:absolute;
      left:14px;
      right:14px;
      bottom:13px;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      font-size:13px;
      font-weight:900;
    }
    .play{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:50%;
      color:#210b22;
      background:#fff;
      box-shadow:0 10px 24px rgba(0,0,0,.22);
    }
    .floating-card{
      position:absolute;
      z-index:3;
      right:-10px;
      bottom:52px;
      width:min(290px,70%);
      padding:18px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.16);
      background:rgba(18,12,22,.86);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-soft);
    }
    .floating-card strong{
      display:block;
      margin:8px 0 3px;
      font-size:19px;
      line-height:1.25;
    }
    .floating-card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .notice-card{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:18px;
      align-items:center;
      padding:20px 22px;
      border:1px solid rgba(245,158,11,.22);
      border-radius:24px;
      background:
        linear-gradient(135deg,rgba(245,158,11,.09),rgba(217,70,239,.06)),
        rgba(255,255,255,.035);
      box-shadow:var(--shadow-soft);
    }
    .notice-icon{
      width:52px;
      height:52px;
      display:grid;
      place-items:center;
      border-radius:18px;
      color:#1a0d05;
      font-weight:950;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
    }
    .notice-card h2{
      margin:0 0 4px;
      font-size:20px;
      line-height:1.3;
    }
    .notice-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .experience-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
      align-items:stretch;
    }
    .feature-panel{
      padding:30px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:
        linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.025)),
        var(--surface);
      box-shadow:var(--shadow-soft);
      transition:.22s ease;
    }
    .feature-panel:hover{
      transform:translateY(-3px);
      border-color:rgba(217,70,239,.36);
      box-shadow:var(--shadow);
    }
    .feature-panel.large{
      display:grid;
      grid-template-columns:1fr .9fr;
      gap:24px;
      min-height:390px;
      overflow:hidden;
    }
    .feature-panel h3{
      margin:0 0 12px;
      font-size:24px;
      line-height:1.25;
    }
    .feature-panel p{
      margin:0;
      color:var(--muted);
    }
    .feature-list{
      display:grid;
      gap:14px;
      margin:24px 0 0;
      padding:0;
      list-style:none;
    }
    .feature-list li{
      display:flex;
      gap:10px;
      color:#ded3e7;
      font-size:15px;
    }
    .check{
      width:22px;
      height:22px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      margin-top:2px;
      border-radius:50%;
      color:#120a14;
      background:var(--green);
      font-size:12px;
      font-weight:900;
    }
    .feature-image{
      position:relative;
      min-height:260px;
      border-radius:24px;
      overflow:hidden;
      border:1px solid var(--line);
      align-self:stretch;
    }
    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.82;
    }
    .feature-image:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,transparent,rgba(0,0,0,.68));
    }
    .mini-grid{
      display:grid;
      gap:22px;
    }
    .mini-card{
      padding:26px;
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:rgba(255,255,255,.045);
      transition:.22s ease;
    }
    .mini-card:hover{
      transform:translateY(-3px);
      border-color:rgba(245,158,11,.34);
      background:rgba(255,255,255,.065);
    }
    .mini-card .icon{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      margin-bottom:16px;
      border-radius:16px;
      background:rgba(217,70,239,.14);
      color:#ffd8ff;
      border:1px solid rgba(217,70,239,.25);
      font-weight:950;
    }
    .mini-card h3{
      margin:0 0 9px;
      font-size:21px;
      line-height:1.25;
    }
    .mini-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .updates{
      background:
        radial-gradient(circle at 80% 0%,rgba(217,70,239,.12),transparent 30%),
        linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,0));
    }
    .cms-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(330px,.95fr);
      gap:22px;
      align-items:start;
    }
    .post-card{
      position:relative;
      display:block;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:
        linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025)),
        var(--surface);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:.24s ease;
    }
    .post-card:hover,.post-card:focus{
      transform:translateY(-4px);
      border-color:rgba(217,70,239,.45);
      box-shadow:var(--shadow);
      outline:none;
    }
    .post-cover{
      position:relative;
      aspect-ratio:16/9;
      overflow:hidden;
      background:#211827;
    }
    .post-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.78;
      transition:.34s ease;
    }
    .post-card:hover .post-cover img{transform:scale(1.04);opacity:.9}
    .post-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(0,0,0,.06),rgba(0,0,0,.72));
    }
    .post-cover .badge{
      position:absolute;
      left:18px;
      bottom:18px;
      z-index:1;
    }
    .post-body{padding:24px}
    .post-meta{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:10px;
      margin-bottom:12px;
      color:var(--weak);
      font-size:13px;
      font-weight:800;
    }
    .post-title{
      margin:0;
      font-size:clamp(20px,2vw,28px);
      line-height:1.28;
      letter-spacing:-.02em;
    }
    .post-summary{
      margin:12px 0 0;
      color:var(--muted);
      font-size:15px;
      line-height:1.75;
    }
    .post-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:18px;
      color:#ffd6ff;
      font-size:14px;
      font-weight:900;
    }
    .post-list{
      display:grid;
      gap:14px;
    }
    .post-item{
      display:grid;
      grid-template-columns:112px 1fr;
      gap:16px;
      padding:14px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      transition:.22s ease;
    }
    .post-item:hover,.post-item:focus{
      transform:translateY(-3px);
      border-color:rgba(245,158,11,.32);
      background:rgba(255,255,255,.06);
      outline:none;
    }
    .post-thumb{
      position:relative;
      min-height:92px;
      border-radius:17px;
      overflow:hidden;
      background:#211827;
    }
    .post-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.78;
    }
    .post-item h3{
      margin:0;
      font-size:17px;
      line-height:1.35;
    }
    .post-item p{
      margin:7px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .empty-state{
      grid-column:1/-1;
      padding:48px 24px;
      border-radius:var(--radius-lg);
      border:1px dashed rgba(255,255,255,.20);
      background:rgba(255,255,255,.04);
      text-align:center;
    }
    .empty-state__icon{
      width:64px;
      height:64px;
      display:grid;
      place-items:center;
      margin:0 auto 16px;
      border-radius:22px;
      color:#1a0d05;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      font-weight:950;
    }
    .empty-state p{
      margin:0 0 18px;
      color:var(--muted);
    }
    .showcase-shell{
      position:relative;
      padding:22px;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
      overflow:hidden;
      box-shadow:var(--shadow-soft);
    }
    .showcase-shell:before{
      content:"";
      position:absolute;
      inset:auto -120px -160px auto;
      width:360px;
      height:360px;
      border-radius:50%;
      background:rgba(217,70,239,.18);
      filter:blur(12px);
    }
    .cover-row{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .media-card{
      position:relative;
      min-height:280px;
      padding:18px;
      display:flex;
      align-items:flex-end;
      border-radius:26px;
      overflow:hidden;
      border:1px solid var(--line);
      background:#211827;
      transition:.24s ease;
    }
    .media-card:nth-child(even){transform:translateY(26px)}
    .media-card:hover{
      transform:translateY(-4px);
      border-color:rgba(217,70,239,.42);
      box-shadow:0 20px 48px rgba(0,0,0,.35);
    }
    .media-card:nth-child(even):hover{transform:translateY(18px)}
    .media-card img{
      position:absolute;
      inset:0;
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.7;
      transition:.3s ease;
    }
    .media-card:hover img{opacity:.86;transform:scale(1.04)}
    .media-card:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.78));
    }
    .media-info{
      position:relative;
      z-index:1;
    }
    .media-info h3{
      margin:10px 0 4px;
      font-size:18px;
      line-height:1.28;
    }
    .media-info p{
      margin:0;
      color:#cfc5d8;
      font-size:13px;
      line-height:1.55;
    }
    .compliance-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:28px;
      align-items:start;
    }
    .compliance-panel{
      position:sticky;
      top:104px;
      padding:32px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(245,158,11,.22);
      background:
        linear-gradient(135deg,rgba(245,158,11,.10),rgba(217,70,239,.07)),
        rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
    }
    .compliance-panel h2{
      margin:14px 0 12px;
      font-size:34px;
      line-height:1.15;
      letter-spacing:-.04em;
    }
    .compliance-panel p{
      margin:0;
      color:var(--muted);
    }
    .step-list{
      display:grid;
      gap:16px;
      counter-reset:step;
    }
    .step-card{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      padding:22px;
      border-radius:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.045);
      transition:.22s ease;
    }
    .step-card:hover{
      transform:translateX(4px);
      border-color:rgba(217,70,239,.35);
      background:rgba(255,255,255,.065);
    }
    .step-num{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      color:#fff;
      font-weight:950;
      background:linear-gradient(135deg,var(--primary),var(--accent-2));
    }
    .step-card h3{
      margin:0 0 6px;
      font-size:20px;
      line-height:1.25;
    }
    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .proof-card{
      padding:26px;
      border-radius:26px;
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025));
      transition:.22s ease;
    }
    .proof-card:hover{
      transform:translateY(-3px);
      border-color:rgba(245,158,11,.34);
    }
    .proof-value{
      display:block;
      margin-bottom:8px;
      color:#ffd897;
      font-size:32px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .proof-card h3{
      margin:0 0 8px;
      font-size:19px;
    }
    .proof-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(255,255,255,.045);
      overflow:hidden;
      transition:.2s ease;
    }
    .faq-item:hover{border-color:rgba(217,70,239,.34)}
    .faq-item summary{
      min-height:68px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      cursor:pointer;
      color:#fff;
      font-weight:900;
      list-style:none;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:50%;
      color:#1a0d05;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      font-weight:950;
      transition:.2s ease;
    }
    .faq-item[open] summary:after{
      content:"−";
      transform:rotate(180deg);
    }
    .faq-answer{
      padding:0 20px 20px;
      color:var(--muted);
      font-size:15px;
    }
    .faq-answer p{margin:0}
    .cta-card{
      position:relative;
      overflow:hidden;
      padding:46px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.16);
      background:
        radial-gradient(circle at 20% 15%,rgba(217,70,239,.32),transparent 32%),
        radial-gradient(circle at 85% 72%,rgba(249,115,22,.22),transparent 36%),
        linear-gradient(135deg,rgba(35,25,41,.98),rgba(19,12,24,.98));
      box-shadow:var(--shadow);
    }
    .cta-card:before{
      content:"";
      position:absolute;
      inset:0;
      background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      opacity:.12;
      mix-blend-mode:screen;
    }
    .cta-inner{
      position:relative;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta-card h2{
      margin:0;
      font-size:clamp(28px,4vw,44px);
      line-height:1.12;
      letter-spacing:-.04em;
    }
    .cta-card p{
      max-width:720px;
      margin:14px 0 0;
      color:#ded3e7;
    }
    .site-footer{
      padding:52px 0 28px;
      border-top:1px solid var(--line);
      background:
        radial-gradient(circle at 82% 0%,rgba(217,70,239,.12),transparent 30%),
        rgba(8,6,10,.86);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer-title{
      margin:16px 0 8px;
      font-size:20px;
      font-weight:950;
    }
    .footer-text{
      margin:0;
      max-width:520px;
      color:var(--muted);
      font-size:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links h3{
      margin:0 0 6px;
      font-size:15px;
      color:#fff;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:.18s ease;
    }
    .footer-links a:hover,.footer-links a:focus{
      color:#fff;
      outline:none;
      text-decoration:underline;
      text-decoration-color:rgba(217,70,239,.65);
      text-underline-offset:4px;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:var(--weak);
      font-size:13px;
    }
    .mobile-panel{
      display:none;
    }
    @media (max-width:1100px){
      .hero-layout{grid-template-columns:1fr;gap:34px}
      .hero-visual{min-height:470px;max-width:720px;width:100%;margin:0 auto}
      .experience-grid,.compliance-wrap{grid-template-columns:1fr}
      .compliance-panel{position:relative;top:auto}
      .proof-grid{grid-template-columns:repeat(3,1fr)}
      .cover-row{grid-template-columns:repeat(2,1fr)}
      .media-card:nth-child(even){transform:none}
      .media-card:nth-child(even):hover{transform:translateY(-4px)}
    }
    @media (max-width:900px){
      .container{width:min(100% - 40px,var(--container))}
      .nav-links,.nav-actions .desktop-only{display:none}
      .menu-toggle{display:flex}
      .mobile-panel{
        display:grid;
        gap:8px;
        max-height:0;
        overflow:hidden;
        transition:max-height .28s ease;
        border-top:1px solid transparent;
      }
      .mobile-panel.open{
        max-height:360px;
        padding:12px 0 18px;
        border-top-color:var(--line);
      }
      .mobile-panel a{
        min-height:46px;
        display:flex;
        align-items:center;
        padding:0 14px;
        border-radius:14px;
        color:var(--muted);
        font-weight:850;
        background:rgba(255,255,255,.04);
        border:1px solid var(--line);
      }
      .mobile-panel a:hover,.mobile-panel a:focus{
        color:#fff;
        border-color:rgba(217,70,239,.38);
        outline:none;
      }
      .feature-panel.large{grid-template-columns:1fr}
      .cms-grid{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .cta-inner{grid-template-columns:1fr}
    }
    @media (max-width:680px){
      .container{width:min(100% - 32px,var(--container))}
      .age-strip__inner{align-items:flex-start;flex-direction:column;padding:10px 0;text-align:left}
      .brand-name{max-width:230px}
      .hero{padding:56px 0}
      .hero-lead{font-size:16px}
      .hero-actions .btn{width:100%}
      .hero-visual{min-height:430px}
      .stage-grid{gap:10px;padding:14px}
      .poster{min-height:145px;border-radius:18px}
      .poster.tall{min-height:188px}
      .floating-card{right:10px;bottom:22px;width:78%}
      .section{padding:66px 0}
      .section-head{display:block}
      .notice-card{grid-template-columns:1fr}
      .proof-grid,.cover-row{grid-template-columns:1fr}
      .media-card{min-height:260px}
      .post-item{grid-template-columns:92px 1fr}
      .post-thumb{min-height:84px}
      .cta-card{padding:30px 22px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:460px){
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .brand-name{max-width:190px;font-size:15px}
      .brand-sub{display:none}
      .hero-ribbon{gap:8px}
      .badge,.age-pill{font-size:12px}
      .cover-stage{inset:0}
      .stage-top{padding:16px}
      .stage-grid{grid-template-columns:1fr 1fr}
      .poster-caption{font-size:12px}
      .post-body{padding:20px}
      .post-item{grid-template-columns:1fr}
      .post-thumb{aspect-ratio:16/9}
      .step-card{grid-template-columns:1fr}
    }

/* roulang page: article */
:root{
      --bg:#100b14;
      --bg-2:#151016;
      --bg-3:#0f0d12;
      --surface:#1d1622;
      --surface-2:#231929;
      --surface-3:rgba(255,255,255,.055);
      --text:#f7f2fb;
      --muted:#b9b2c2;
      --weak:#81778b;
      --line:rgba(255,255,255,.11);
      --line-strong:rgba(255,255,255,.18);
      --primary:#d946ef;
      --primary-2:#c026d3;
      --accent:#f59e0b;
      --accent-2:#f97316;
      --green:#38d39f;
      --danger:#fb7185;
      --radius-sm:14px;
      --radius-md:20px;
      --radius-lg:28px;
      --radius-xl:36px;
      --shadow:0 22px 70px rgba(0,0,0,.42);
      --shadow-soft:0 16px 42px rgba(0,0,0,.28);
      --container:1200px;
      --nav-h:74px;
      --font:PingFang SC,Microsoft YaHei,Noto Sans SC,Helvetica Neue,Arial,sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(217,70,239,.22), transparent 32%),
        radial-gradient(circle at 88% 16%, rgba(245,158,11,.15), transparent 34%),
        linear-gradient(180deg,var(--bg),var(--bg-3) 46%,#0a080d);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:inherit}
    img{display:block;max-width:100%}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(217,70,239,.35);color:#fff}
    :focus-visible{outline:2px solid rgba(245,158,11,.95);outline-offset:3px;border-radius:10px}

    .container{
      width:min(var(--container),calc(100% - 48px));
      margin-inline:auto;
    }

    .age-pill,.badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      border-radius:999px;
      white-space:nowrap;
      font-size:13px;
      line-height:1;
      font-weight:800;
    }
    .age-pill{
      padding:7px 11px;
      color:#1a0d05;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      box-shadow:0 0 0 1px rgba(255,255,255,.16) inset;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      color:var(--muted);
      font-size:13px;
      font-weight:700;
      white-space:nowrap;
    }
    .chip strong{color:#fff}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      color:var(--muted);
      font-size:12px;
      font-weight:700;
      line-height:1;
    }
    .tag-accent{
      color:#1a0d05;
      border-color:transparent;
      background:linear-gradient(135deg,var(--accent),var(--accent-2));
      box-shadow:0 10px 22px rgba(245,158,11,.18);
    }
    .tag-primary{
      color:#fff;
      border-color:transparent;
      background:linear-gradient(135deg,rgba(217,70,239,.95),rgba(192,38,211,.92));
      box-shadow:0 10px 22px rgba(217,70,239,.18);
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:40;
      border-bottom:1px solid var(--line);
      background:rgba(16,11,20,.74);
      backdrop-filter:blur(20px);
    }
    .nav{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:15px;
      color:#fff;
      font-size:13px;
      font-weight:900;
      background:linear-gradient(135deg,rgba(217,70,239,.95),rgba(249,115,22,.9));
      box-shadow:0 12px 34px rgba(217,70,239,.24);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
      min-width:0;
    }
    .brand-name{
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      max-width:330px;
      font-size:17px;
    }
    .brand-sub{
      margin-top:3px;
      color:var(--weak);
      font-size:12px;
      font-weight:700;
      letter-spacing:.04em;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      padding:6px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.04);
    }
    .nav-links a{
      min-height:42px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      transition:.22s ease;
    }
    .nav-links a:hover,.nav-links a:focus{
      color:#fff;
      background:rgba(255,255,255,.08);
      outline:none;
    }
    .nav-links a.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(217,70,239,.35),rgba(245,158,11,.16));
      box-shadow:0 0 0 1px rgba(255,255,255,.08) inset;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      align-items:center;
      justify-content:center;
      border-radius:15px;
      color:#fff;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
    }
    .menu-toggle span{
      width:18px;
      height:2px;
      display:block;
      position:relative;
      border-radius:999px;
      background:#fff;
    }
    .menu-toggle span:before,.menu-toggle span:after{
      content:"";
      position:absolute;
      left:0;
      width:18px;
      height:2px;
      border-radius:999px;
      background:#fff;
      transition:.2s ease;
    }
    .menu-toggle span:before{top:-6px}
    .menu-toggle span:after{top:6px}
    .btn{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:0 18px;
      border-radius:999px;
      color:#fff;
      font-weight:900;
      font-size:14px;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, filter .22s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-2) 48%,var(--accent-2));
      box-shadow:0 15px 38px rgba(217,70,239,.28),0 0 0 1px rgba(255,255,255,.12) inset;
    }
    .btn-primary:hover,.btn-primary:focus{
      color:#fff;
      transform:translateY(-2px);
      filter:brightness(1.08);
      box-shadow:0 20px 48px rgba(217,70,239,.38),0 0 0 1px rgba(255,255,255,.18) inset;
      outline:none;
    }
    .btn-secondary{
      color:#f9f0ff;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line-strong);
    }
    .btn-secondary:hover,.btn-secondary:focus{
      color:#fff;
      transform:translateY(-2px);
      border-color:rgba(217,70,239,.55);
      background:rgba(217,70,239,.12);
      outline:none;
    }
    .btn-plain{
      color:var(--muted);
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
    }
    .btn-plain:hover,.btn-plain:focus{
      color:#fff;
      border-color:rgba(255,255,255,.2);
      background:rgba(255,255,255,.07);
      outline:none;
    }
    .btn:active{transform:translateY(0) scale(.98)}

    .mobile-panel{
      display:none;
      margin:-4px 0 18px;
      padding:12px;
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      min-height:48px;
      padding:0 14px;
      border-radius:14px;
      color:var(--muted);
      font-weight:800;
    }
    .mobile-panel a:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
    }

    .top-alert{
      border-bottom:1px solid rgba(245,158,11,.18);
      background:linear-gradient(90deg,rgba(245,158,11,.12),rgba(217,70,239,.10));
    }
    .top-alert-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:11px 0;
      color:#f4e7d0;
      font-size:13px;
      font-weight:700;
    }
    .top-alert-inner span{color:#fff}

    .section{
      padding:92px 0;
      position:relative;
    }
    .section-tight{padding:68px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:14px;
      color:#f4e4c6;
      font-size:13px;
      font-weight:800;
      letter-spacing:.06em;
      text-transform:uppercase;
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,3vw,40px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .section-lead{
      margin:12px 0 0;
      max-width:720px;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }

    .page-hero{
      padding:42px 0 22px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(29,22,34,.78),rgba(17,13,22,.92)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .hero-shell:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 16%, rgba(217,70,239,.18), transparent 26%),
        radial-gradient(circle at 84% 20%, rgba(245,158,11,.10), transparent 22%),
        linear-gradient(180deg,rgba(16,11,20,.1),rgba(16,11,20,.68));
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      padding:34px;
      display:grid;
      grid-template-columns:minmax(0,1.14fr) minmax(320px,.86fr);
      gap:28px;
      align-items:center;
    }
    .crumbs{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:16px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .crumbs a{
      color:#d8cde4;
    }
    .crumbs a:hover{
      color:#fff;
      text-decoration:underline;
      text-decoration-color:rgba(255,255,255,.4);
      text-underline-offset:4px;
    }
    .crumbs .sep{color:var(--weak)}
    .hero-title{
      margin:0;
      font-size:clamp(34px,5vw,62px);
      line-height:1.08;
      letter-spacing:-.05em;
      font-weight:900;
      text-wrap:balance;
    }
    .hero-lead{
      margin:18px 0 0;
      max-width:680px;
      color:#ddd4e5;
      font-size:16px;
      line-height:1.9;
    }
    .hero-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .hero-note{
      margin-top:18px;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      color:var(--weak);
      font-size:13px;
    }
    .hero-visual{
      position:relative;
      min-height:380px;
      padding:18px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.09);
      background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
      box-shadow:0 20px 50px rgba(0,0,0,.24);
      overflow:hidden;
    }
    .hero-visual:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 20% 18%, rgba(217,70,239,.26), transparent 28%),
        radial-gradient(circle at 82% 26%, rgba(245,158,11,.18), transparent 24%),
        linear-gradient(180deg,rgba(13,10,17,.1),rgba(13,10,17,.65));
      pointer-events:none;
    }
    .visual-stack{
      position:relative;
      height:100%;
      min-height:344px;
      display:grid;
      place-items:center;
    }
    .cover-card{
      position:absolute;
      border-radius:22px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      background:var(--surface);
      box-shadow:0 20px 60px rgba(0,0,0,.35);
      transform-origin:center;
    }
    .cover-card img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.92) contrast(1.02) brightness(.86);
    }
    .cover-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(15,13,18,.02),rgba(15,13,18,.4));
      pointer-events:none;
    }
    .cover-a{
      width:min(300px,72%);
      aspect-ratio:3/4;
      transform:translate(-54px,18px) rotate(-6deg);
    }
    .cover-b{
      width:min(260px,62%);
      aspect-ratio:4/3;
      transform:translate(78px,-44px) rotate(8deg);
    }
    .cover-c{
      width:min(220px,52%);
      aspect-ratio:1/1.15;
      transform:translate(12px,84px) rotate(2deg);
    }
    .floating-badge{
      position:absolute;
      z-index:2;
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(17,12,22,.56);
      backdrop-filter:blur(12px);
      box-shadow:0 14px 34px rgba(0,0,0,.24);
    }
    .floating-badge strong{font-size:14px}
    .floating-badge span{display:block;color:var(--muted);font-size:12px;line-height:1.25}
    .floating-top{top:18px;left:18px}
    .floating-bottom{right:18px;bottom:18px}

    .surface{
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.028));
      box-shadow:var(--shadow-soft);
      border-radius:var(--radius-lg);
    }
    .card-pad{padding:24px}
    .mini-note{
      display:flex;
      align-items:flex-start;
      gap:14px;
      padding:18px;
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(255,255,255,.04);
    }
    .mini-note + .mini-note{margin-top:14px}
    .mini-icon{
      width:42px;
      height:42px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:linear-gradient(135deg,rgba(217,70,239,.16),rgba(245,158,11,.10));
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-size:18px;
    }
    .mini-note h3{
      margin:0 0 4px;
      font-size:16px;
      font-weight:900;
    }
    .mini-note p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }

    .article-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      gap:28px;
      align-items:start;
    }
    .article-main{
      min-width:0;
    }
    .article-toolbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:16px;
    }
    .article-info{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:var(--muted);
      font-size:13px;
    }
    .article-info .dot::before{
      content:"•";
      margin:0 6px 0 2px;
      color:var(--weak);
    }
    .article-panel{
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.024));
      box-shadow:var(--shadow-soft);
    }
    .article-panel-header{
      padding:24px 24px 18px;
      border-bottom:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.03),transparent);
    }
    .article-cover{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.10);
      background:var(--surface);
      aspect-ratio:16/8.2;
      margin-bottom:20px;
    }
    .article-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.96) contrast(1.02) brightness(.82);
    }
    .article-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(16,11,20,.08),rgba(16,11,20,.5));
    }
    .article-kicker{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:16px;
    }
    .article-title{
      margin:0;
      font-size:clamp(28px,4vw,46px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:900;
      text-wrap:balance;
    }
    .article-deck{
      margin:14px 0 0;
      color:#ddd4e5;
      font-size:16px;
      line-height:1.9;
      max-width:900px;
    }
    .article-body{
      padding:26px 24px 28px;
    }
    .content-body{
      color:var(--text);
      font-size:16px;
      line-height:1.95;
    }
    .content-body > :first-child{margin-top:0}
    .content-body > :last-child{margin-bottom:0}
    .content-body h2,
    .content-body h3,
    .content-body h4{
      margin:1.7em 0 .75em;
      line-height:1.25;
      letter-spacing:-.03em;
      font-weight:900;
      color:#fff;
    }
    .content-body h2{font-size:clamp(22px,2.2vw,30px)}
    .content-body h3{font-size:22px}
    .content-body p{margin:0 0 1.05em;color:#eadff0}
    .content-body ul,
    .content-body ol{
      margin:0 0 1.1em;
      padding-left:1.2em;
      color:#eadff0;
    }
    .content-body li{margin:.38em 0}
    .content-body a{
      color:#f1d2ff;
      text-decoration:underline;
      text-decoration-color:rgba(217,70,239,.48);
      text-underline-offset:3px;
    }
    .content-body a:hover{color:#fff;text-decoration-color:rgba(255,255,255,.7)}
    .content-body blockquote{
      margin:1.4em 0;
      padding:18px 20px;
      border-left:4px solid rgba(245,158,11,.9);
      border-radius:16px;
      background:rgba(245,158,11,.08);
      color:#fff2dd;
    }
    .content-body hr{
      margin:1.8em 0;
      border:0;
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent);
    }
    .content-body img{
      margin:1.2em 0;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 18px 50px rgba(0,0,0,.24);
    }
    .content-body figure{
      margin:1.3em 0;
    }
    .content-body figcaption{
      margin-top:10px;
      color:var(--weak);
      font-size:13px;
      line-height:1.6;
    }
    .content-body table{
      width:100%;
      margin:1.2em 0;
      border-collapse:collapse;
      display:block;
      overflow-x:auto;
      white-space:nowrap;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
    }
    .content-body th,
    .content-body td{
      padding:12px 14px;
      border-bottom:1px solid rgba(255,255,255,.08);
      color:#eee5f6;
    }
    .content-body th{
      color:#fff;
      background:rgba(255,255,255,.04);
      font-weight:800;
    }
    .content-body .tip,
    .content-body .notice{
      margin:1.2em 0;
      padding:16px 18px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.04);
    }
    .content-body .tip strong,
    .content-body .notice strong{
      display:block;
      margin-bottom:6px;
      color:#fff;
    }

    .sidebar{
      position:sticky;
      top:94px;
      display:grid;
      gap:16px;
    }
    .side-card{
      padding:20px;
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(255,255,255,.04);
      box-shadow:var(--shadow-soft);
    }
    .side-card h3{
      margin:0 0 10px;
      font-size:18px;
      line-height:1.2;
      font-weight:900;
    }
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .side-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .side-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      min-height:46px;
      padding:0 14px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:#e9dff2;
      font-weight:800;
      transition:.22s ease;
    }
    .side-link:hover{
      color:#fff;
      transform:translateY(-1px);
      border-color:rgba(217,70,239,.38);
      background:rgba(217,70,239,.10);
    }
    .side-link small{
      color:var(--weak);
      font-weight:700;
    }
    .cover-thumb{
      overflow:hidden;
      border-radius:20px;
      margin-top:14px;
      border:1px solid rgba(255,255,255,.10);
      aspect-ratio:16/10;
      background:var(--surface);
    }
    .cover-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.96) brightness(.86);
    }

    .info-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
      margin-top:16px;
    }
    .info-tile{
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
    }
    .info-tile .label{
      color:var(--weak);
      font-size:13px;
      font-weight:700;
      margin-bottom:8px;
    }
    .info-tile .value{
      color:#fff;
      font-size:16px;
      font-weight:900;
      line-height:1.35;
    }

    .notice-bar{
      margin-top:18px;
      padding:18px 20px;
      border:1px solid rgba(245,158,11,.18);
      border-radius:24px;
      background:linear-gradient(135deg,rgba(245,158,11,.08),rgba(217,70,239,.06));
      color:#f8ecd2;
    }
    .notice-bar strong{
      display:block;
      color:#fff;
      margin-bottom:6px;
      font-size:15px;
    }
    .notice-bar p{
      margin:0;
      color:#e7d9eb;
      font-size:14px;
      line-height:1.8;
    }

    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .recommend-card{
      overflow:hidden;
      border-radius:26px;
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.022));
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }
    .recommend-card:hover{
      transform:translateY(-3px);
      border-color:rgba(217,70,239,.34);
      box-shadow:0 20px 48px rgba(0,0,0,.34);
    }
    .recommend-card .thumb{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .recommend-card .thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.94) brightness(.84);
      transition:transform .35s ease;
    }
    .recommend-card:hover .thumb img{transform:scale(1.03)}
    .recommend-card .body{
      padding:18px;
    }
    .recommend-card h3{
      margin:10px 0 8px;
      font-size:18px;
      line-height:1.35;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .recommend-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .meta-line{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px;
      color:var(--weak);
      font-size:12px;
      font-weight:700;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    details.faq-item{
      overflow:hidden;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
      box-shadow:var(--shadow-soft);
    }
    details.faq-item[open]{
      border-color:rgba(217,70,239,.28);
      background:rgba(255,255,255,.05);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:900;
      font-size:16px;
      color:#fff;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary::after{
      content:"+";
      width:32px;
      height:32px;
      display:grid;
      place-items:center;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-size:20px;
      line-height:1;
      flex:0 0 auto;
      transition:transform .2s ease, background .2s ease;
    }
    details[open] .faq-item summary::after,
    details.faq-item[open] summary::after{content:"–";background:rgba(217,70,239,.12)}
    .faq-answer{
      padding:0 20px 20px;
      color:var(--muted);
      font-size:14px;
      line-height:1.9;
    }

    .cta-box{
      overflow:hidden;
      position:relative;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.10);
      background:
        radial-gradient(circle at 18% 18%, rgba(217,70,239,.20), transparent 34%),
        radial-gradient(circle at 84% 24%, rgba(245,158,11,.12), transparent 28%),
        linear-gradient(135deg,rgba(41,27,50,.96),rgba(18,14,22,.98));
      box-shadow:var(--shadow);
    }
    .cta-inner{
      position:relative;
      padding:30px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .cta-title{
      margin:0;
      font-size:clamp(24px,3vw,36px);
      line-height:1.15;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .cta-text{
      margin:10px 0 0;
      color:#e1d5e7;
      font-size:15px;
      line-height:1.85;
      max-width:760px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      flex:0 0 auto;
    }

    .empty-state{
      padding:28px 24px;
      text-align:center;
    }
    .empty-state .icon{
      width:68px;
      height:68px;
      display:grid;
      place-items:center;
      margin:0 auto 16px;
      border-radius:22px;
      background:linear-gradient(135deg,rgba(217,70,239,.14),rgba(245,158,11,.10));
      border:1px solid rgba(255,255,255,.08);
      font-size:28px;
    }
    .empty-state h2{
      margin:0 0 10px;
      font-size:24px;
      font-weight:900;
      color:#fff;
    }
    .empty-state p{
      margin:0 auto 18px;
      max-width:540px;
      color:var(--muted);
      line-height:1.8;
    }

    .site-footer{
      margin-top:24px;
      border-top:1px solid var(--line);
      background:linear-gradient(180deg,rgba(17,13,23,.98),rgba(11,8,13,.98));
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr .8fr .8fr;
      gap:28px;
      padding:44px 0 28px;
    }
    .footer-title{
      margin:18px 0 10px;
      font-size:18px;
      line-height:1.35;
      font-weight:900;
      color:#fff;
    }
    .footer-text{
      margin:0;
      max-width:560px;
      color:var(--muted);
      line-height:1.9;
      font-size:14px;
    }
    .footer-links h3{
      margin:6px 0 14px;
      color:#fff;
      font-size:16px;
      font-weight:900;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:700;
      font-size:14px;
      line-height:1.6;
      transition:.2s ease;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding:18px 0 34px;
      border-top:1px solid var(--line);
      color:var(--weak);
      font-size:13px;
      line-height:1.7;
      flex-wrap:wrap;
    }

    .spacer{height:2px}

    @media (max-width:1199.98px){
      .hero-inner,
      .article-layout{
        grid-template-columns:1fr;
      }
      .sidebar{
        position:static;
      }
      .recommend-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
    }

    @media (max-width:991.98px){
      .nav-links,.nav-actions .desktop-only{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-panel{display:block;max-height:0;overflow:hidden;opacity:0;padding-top:0;padding-bottom:0;transition:max-height .24s ease,opacity .2s ease,padding .24s ease,margin .24s ease}
      .mobile-panel.open{max-height:340px;opacity:1;padding-top:12px;padding-bottom:12px;margin-bottom:18px}
      .top-alert-inner{
        flex-direction:column;
        align-items:flex-start;
      }
      .hero-inner{padding:24px}
      .hero-visual{min-height:320px}
      .cta-inner{flex-direction:column;align-items:flex-start}
      .footer-grid{grid-template-columns:1fr 1fr}
    }

    @media (max-width:767.98px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .section{padding:66px 0}
      .section-tight{padding:52px 0}
      .hero-title{font-size:clamp(30px,9vw,42px)}
      .hero-lead{font-size:15px}
      .hero-inner{padding:20px}
      .hero-visual{min-height:280px;padding:14px}
      .cover-a{transform:translate(-34px,20px) rotate(-7deg)}
      .cover-b{transform:translate(48px,-28px) rotate(7deg)}
      .cover-c{transform:translate(4px,74px) rotate(1deg)}
      .article-panel-header,.article-body{padding:20px}
      .article-title{font-size:clamp(26px,7vw,38px)}
      .info-grid,
      .faq-grid,
      .recommend-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
      .cta-inner{padding:22px}
      .cta-actions{width:100%}
      .cta-actions .btn{width:100%}
      .hero-actions .btn{width:100%}
      .article-toolbar{flex-direction:column;align-items:flex-start}
    }

    @media (max-width:479.98px){
      .container{width:min(var(--container),calc(100% - 24px))}
      .brand-name{max-width:180px;font-size:15px}
      .brand-sub{font-size:11px}
      .hero-meta,.hero-note,.article-info,.cta-actions,.hero-actions{gap:8px}
      .hero-shell,.article-panel,.cta-box,.surface,.side-card,.recommend-card,details.faq-item{border-radius:22px}
      .hero-inner{padding:18px}
      .floating-badge{display:none}
      .hero-visual{min-height:240px}
    }

    .article-shell{
      padding-bottom:8px;
    }
    .article-section{
      padding:18px 0 0;
    }
    .section-divider{
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(255,255,255,.14),transparent);
      margin:18px 0 0;
    }

/* 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}