/* roulang page: index */
:root{
      --bg: #111016;
      --bg-2: #17131d;
      --panel: #1c1724;
      --panel-2: #231b2d;
      --panel-3: #2a2235;
      --line: rgba(255,255,255,.09);
      --line-2: rgba(255,255,255,.14);
      --text: #f7f3f0;
      --muted: #c9c0c7;
      --soft: #8f8790;
      --accent: #d84a7a;
      --accent-2: #f0b88f;
      --accent-3: #b93663;
      --success: #7cc58c;
      --warning: #f3cd8a;
      --shadow: 0 18px 55px rgba(0,0,0,.38);
      --shadow-soft: 0 10px 24px rgba(0,0,0,.22);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1240px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 16px;
      --space-4: 20px;
      --space-5: 24px;
      --space-6: 32px;
      --space-7: 44px;
      --space-8: 64px;
      --space-9: 96px;
      --ease: 180ms cubic-bezier(.2,.7,.2,1);
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 500px at 10% -10%, rgba(216,74,122,.16), transparent 50%),
        radial-gradient(900px 450px at 90% 0%, rgba(240,184,143,.10), transparent 45%),
        linear-gradient(180deg, #111016 0%, #14121a 42%, #110f15 100%);
      line-height:1.8;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(rgba(255,255,255,.025), rgba(255,255,255,0)),
        radial-gradient(circle at 20% 20%, rgba(255,255,255,.02), transparent 35%);
      opacity:.65;
      z-index:-1;
    }
    img{
      display:block;
      max-width:100%;
      height:auto;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition: color var(--ease), transform var(--ease), background-color var(--ease), border-color var(--ease), opacity var(--ease), box-shadow var(--ease);
    }
    a:hover{ color:#fff; }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible{
      outline:2px solid rgba(240,184,143,.95);
      outline-offset:3px;
    }
    button,
    input,
    textarea{
      font:inherit;
    }
    button{
      border:0;
      background:none;
      color:inherit;
      padding:0;
      cursor:pointer;
    }
    p, ul, ol, figure, h1, h2, h3, h4{
      margin:0;
    }
    ul, ol{
      padding-left:1.2em;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .section{
      padding: 88px 0;
      position:relative;
    }
    .section.compact{
      padding: 72px 0;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:end;
      margin-bottom:28px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      border-radius:999px;
      color: var(--accent-2);
      font-size:13px;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background: linear-gradient(180deg, var(--accent-2), var(--accent));
      box-shadow:0 0 0 4px rgba(240,184,143,.10);
      flex:none;
    }
    .section-title{
      margin-top:14px;
      font-size: clamp(26px, 3vw, 34px);
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin-top:12px;
      max-width:760px;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }
    .section-action{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:saturate(120%) blur(10px);
      background: rgba(15,13,20,.82);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition: box-shadow var(--ease), background-color var(--ease), border-color var(--ease);
    }
    .site-header.is-scrolled{
      background: rgba(15,13,20,.94);
      box-shadow: 0 10px 30px rgba(0,0,0,.24);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
      justify-content:space-between;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(145deg, rgba(216,74,122,.95), rgba(185,54,99,.95));
      box-shadow: 0 16px 30px rgba(216,74,122,.22);
      position:relative;
      flex:none;
    }
    .brand-mark::after{
      content:"18+";
      font-size:14px;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff8fb;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
    }
    .brand-text strong{
      font-size:16px;
      line-height:1.2;
    }
    .brand-text span{
      font-size:12px;
      color:var(--soft);
      line-height:1.2;
      margin-top:3px;
    }
    .nav-shell{
      display:flex;
      align-items:center;
      gap:18px;
      min-width:0;
    }
    .nav-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      align-items:center;
      justify-content:center;
      gap:5px;
      flex-direction:column;
      transition: transform var(--ease), border-color var(--ease), background-color var(--ease);
    }
    .nav-toggle span{
      width:18px;
      height:2px;
      border-radius:2px;
      background:var(--text);
      transition: transform var(--ease), opacity var(--ease);
    }
    .nav-toggle:hover{
      transform: translateY(-1px);
      border-color: rgba(240,184,143,.35);
      background: rgba(255,255,255,.05);
    }
    .nav-panel{
      display:flex;
      align-items:center;
      gap:22px;
    }
    .nav-list{
      display:flex;
      align-items:center;
      gap:10px;
      list-style:none;
      padding:0;
      margin:0;
    }
    .nav-list li{ margin:0; }
    .nav-link{
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 15px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      font-size:14px;
      transition: background-color var(--ease), border-color var(--ease), color var(--ease), transform var(--ease);
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:#fff;
      border-color:rgba(255,255,255,.12);
      background:rgba(255,255,255,.04);
      transform: translateY(-1px);
    }
    .nav-link.is-active{
      color:#fff;
      border-color: rgba(216,74,122,.35);
      background: rgba(216,74,122,.12);
    }
    .header-cta{
      display:inline-flex;
      align-items:center;
      gap:10px;
    }

    .notice-bar{
      border-top:1px solid rgba(255,255,255,.06);
      background: linear-gradient(90deg, rgba(216,74,122,.10), rgba(240,184,143,.06));
    }
    .notice-bar-inner{
      min-height:46px;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px 16px;
      flex-wrap:wrap;
      padding:10px 0;
      color:var(--muted);
      font-size:13px;
    }
    .notice-badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:5px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.09);
    }
    .notice-badge strong{
      color:#fff;
      font-weight:700;
    }
    .notice-dot{
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--warning);
      box-shadow:0 0 0 4px rgba(243,205,138,.08);
    }

    .hero{
      padding: 36px 0 18px;
      position:relative;
    }
    .hero-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.10);
      border-radius: 34px;
      background:
        linear-gradient(180deg, rgba(17,16,22,.58), rgba(17,16,22,.88)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
    }
    .hero-card::before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(900px 500px at 18% 18%, rgba(216,74,122,.22), transparent 52%),
        radial-gradient(680px 420px at 82% 24%, rgba(240,184,143,.12), transparent 48%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      z-index:1;
      padding: 34px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: minmax(0, 1.16fr) minmax(340px, .84fr);
      gap: 30px;
      align-items:stretch;
    }
    .hero-copy{
      padding: 18px 0 8px;
    }
    .hero-title{
      font-size: clamp(34px, 4.4vw, 52px);
      line-height:1.08;
      letter-spacing:-.03em;
      font-weight:800;
      max-width:12em;
    }
    .hero-desc{
      margin-top:18px;
      max-width: 44em;
      color: #ddd6dc;
      font-size:17px;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top:24px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 18px;
      border-radius:16px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      transition: transform var(--ease), background-color var(--ease), border-color var(--ease), color var(--ease), box-shadow var(--ease);
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-2px);
    }
    .btn-primary{
      background: linear-gradient(145deg, var(--accent), var(--accent-3));
      color:#fff;
      box-shadow: 0 16px 34px rgba(216,74,122,.26);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 38px rgba(216,74,122,.30);
      color:#fff;
    }
    .btn-secondary{
      background: rgba(255,255,255,.04);
      border-color: rgba(255,255,255,.12);
      color: var(--text);
    }
    .btn-secondary:hover{
      background: rgba(255,255,255,.07);
      border-color: rgba(240,184,143,.30);
      color:#fff;
    }
    .btn-ghost{
      color: var(--accent-2);
      border-color: transparent;
      background: transparent;
    }
    .btn-ghost:hover{
      background: rgba(240,184,143,.08);
      color:#fff;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      color: #e8dee4;
      font-size:13px;
    }
    .tag i{
      width:7px;
      height:7px;
      border-radius:50%;
      background: var(--accent-2);
      display:inline-block;
      box-shadow:0 0 0 4px rgba(240,184,143,.08);
    }
    .hero-meta{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
      margin-top:30px;
    }
    .meta-box{
      padding:16px 16px 18px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      box-shadow: var(--shadow-soft);
    }
    .meta-box strong{
      display:block;
      font-size:18px;
      line-height:1.2;
    }
    .meta-box span{
      display:block;
      margin-top:7px;
      font-size:13px;
      color: var(--muted);
      line-height:1.55;
    }
    .hero-visual{
      display:grid;
      grid-template-columns: 1fr;
      gap:16px;
      min-width:0;
    }
    .visual-card{
      position:relative;
      overflow:hidden;
      border-radius: 26px;
      border:1px solid rgba(255,255,255,.10);
      background: var(--panel);
      box-shadow: var(--shadow-soft);
      min-height: 224px;
    }
    .visual-card.image{
      background:
        linear-gradient(180deg, rgba(17,16,22,.18), rgba(17,16,22,.84)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      padding:22px;
    }
    .visual-card.image .card-label{
      display:inline-flex;
      width:max-content;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      color:#fff;
      background: rgba(216,74,122,.88);
      margin-bottom:10px;
      letter-spacing:.02em;
    }
    .visual-card.image h3{
      font-size:22px;
      line-height:1.18;
      margin-bottom:8px;
    }
    .visual-card.image p{
      color:#ddd6dc;
      font-size:14px;
      max-width:30em;
    }
    .visual-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:16px;
    }
    .mini-card{
      overflow:hidden;
      border-radius: 22px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      min-height: 172px;
      box-shadow: var(--shadow-soft);
      display:flex;
      flex-direction:column;
    }
    .mini-thumb{
      position:relative;
      height:100px;
      overflow:hidden;
      background: var(--panel-2);
    }
    .mini-thumb img,
    .post-thumb img,
    .feature-photo img,
    .safety-photo img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.92) contrast(.96) brightness(.82);
      transform:scale(1.01);
      transition: transform 220ms ease, filter 220ms ease;
    }
    .mini-card:hover img,
    .post-card:hover img,
    .featured-post:hover img,
    .feature-photo:hover img{
      transform:scale(1.05);
      filter:saturate(1) contrast(1) brightness(.9);
    }
    .mini-body{
      padding:16px;
      display:flex;
      flex-direction:column;
      gap:8px;
      flex:1;
    }
    .mini-body strong{
      font-size:16px;
      line-height:1.35;
    }
    .mini-body span{
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
    }

    .chips-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background: rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.10);
      color:#efe6eb;
      font-size:13px;
      transition: transform var(--ease), border-color var(--ease), background-color var(--ease);
    }
    .chip:hover{
      transform: translateY(-1px);
      border-color: rgba(216,74,122,.35);
      background: rgba(216,74,122,.10);
    }
    .chip .dot{
      width:7px;
      height:7px;
      border-radius:50%;
      background: var(--accent-2);
      box-shadow:0 0 0 4px rgba(240,184,143,.08);
    }

    .panel{
      border:1px solid rgba(255,255,255,.10);
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.035);
      box-shadow: var(--shadow-soft);
      overflow:hidden;
    }
    .panel-pad{
      padding: 28px;
    }

    .two-col{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 24px;
      align-items:start;
    }
    .intro-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.10);
      background:
        linear-gradient(180deg, rgba(35,27,45,.9), rgba(24,20,31,.95));
      box-shadow: var(--shadow-soft);
      padding: 28px;
      position:relative;
      overflow:hidden;
    }
    .intro-card::after{
      content:"";
      position:absolute;
      inset:auto -60px -60px auto;
      width:180px;
      height:180px;
      border-radius:50%;
      background: radial-gradient(circle, rgba(216,74,122,.20), transparent 68%);
      pointer-events:none;
    }
    .intro-card h2{
      font-size: clamp(24px, 3vw, 32px);
      line-height:1.15;
      margin-top:10px;
    }
    .intro-card p{
      color:var(--muted);
      margin-top:12px;
      font-size:16px;
      line-height:1.85;
    }
    .intro-list{
      margin-top:18px;
      display:grid;
      gap:12px;
      list-style:none;
      padding:0;
    }
    .intro-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#eadfe5;
      font-size:14px;
      line-height:1.7;
    }
    .intro-list i{
      width:22px;
      height:22px;
      border-radius:8px;
      background: linear-gradient(145deg, rgba(216,74,122,.95), rgba(185,54,99,.95));
      box-shadow: 0 10px 18px rgba(216,74,122,.20);
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      flex:none;
      margin-top:1px;
    }
    .feature-grid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:16px;
    }
    .feature-card{
      position:relative;
      overflow:hidden;
      border-radius: 24px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      box-shadow: var(--shadow-soft);
      padding: 22px;
      min-height: 202px;
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease), background-color var(--ease);
    }
    .feature-card:hover{
      transform: translateY(-3px);
      border-color: rgba(240,184,143,.26);
      box-shadow: 0 18px 42px rgba(0,0,0,.28);
      background: rgba(255,255,255,.055);
    }
    .feature-card:nth-child(2){
      transform: translateY(18px);
    }
    .feature-card:nth-child(2):hover{
      transform: translateY(15px);
    }
    .feature-card:nth-child(4){
      transform: translateY(18px);
    }
    .feature-card:nth-child(4):hover{
      transform: translateY(15px);
    }
    .feature-icon{
      width:44px;
      height:44px;
      border-radius: 14px;
      display:grid;
      place-items:center;
      background: linear-gradient(145deg, rgba(240,184,143,.92), rgba(216,74,122,.92));
      color:#fff;
      box-shadow: 0 14px 28px rgba(216,74,122,.20);
      font-size:18px;
    }
    .feature-card h3{
      margin-top:14px;
      font-size:20px;
      line-height:1.3;
    }
    .feature-card p{
      margin-top:10px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .feature-photo{
      margin-top:16px;
      border-radius:18px;
      overflow:hidden;
      aspect-ratio: 16 / 9;
      border:1px solid rgba(255,255,255,.08);
      background: #201823;
    }

    .latest-wrap{
      display:grid;
      gap:18px;
    }
    .featured-post{
      display:grid;
      grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
      gap:18px;
      overflow:hidden;
      border-radius: 28px;
      border:1px solid rgba(255,255,255,.10);
      background: linear-gradient(180deg, rgba(35,27,45,.94), rgba(20,17,26,.96));
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }
    .featured-post:hover{
      transform: translateY(-3px);
      border-color: rgba(216,74,122,.30);
      box-shadow: 0 18px 46px rgba(0,0,0,.28);
    }
    .featured-media{
      display:block;
      min-height: 100%;
      overflow:hidden;
      background: #221b2c;
    }
    .featured-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height: 320px;
      filter:saturate(.95) contrast(.96) brightness(.84);
    }
    .featured-body{
      padding: 26px 26px 24px 10px;
      display:flex;
      flex-direction:column;
      justify-content:center;
    }
    .meta-line{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      color:var(--muted);
      font-size:13px;
      margin-bottom:12px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 10px;
      border-radius:999px;
      background: rgba(216,74,122,.12);
      border:1px solid rgba(216,74,122,.22);
      color:#ffcfde;
      line-height:1;
    }
    .meta-pill.gray{
      background: rgba(255,255,255,.05);
      color:#ddd4db;
      border-color: rgba(255,255,255,.10);
    }
    .featured-body h3{
      font-size: clamp(22px, 2.2vw, 28px);
      line-height:1.2;
    }
    .featured-body h3 a:hover{
      color: var(--accent-2);
    }
    .featured-body p{
      margin-top:12px;
      color:var(--muted);
      font-size:15px;
      line-height:1.85;
      max-width: 45em;
    }
    .inline-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      margin-top:18px;
      color: var(--accent-2);
      font-weight:700;
      font-size:14px;
    }
    .inline-link::after{
      content:"→";
      transition: transform var(--ease);
    }
    .inline-link:hover::after{
      transform: translateX(3px);
    }
    .news-grid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:16px;
    }
    .post-card{
      overflow:hidden;
      border-radius: 24px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease), background-color var(--ease);
      display:grid;
      grid-template-columns: 118px minmax(0, 1fr);
      min-height: 130px;
    }
    .post-card:hover{
      transform: translateY(-2px);
      border-color: rgba(240,184,143,.26);
      background: rgba(255,255,255,.055);
      box-shadow: 0 18px 38px rgba(0,0,0,.24);
    }
    .post-thumb{
      overflow:hidden;
      background: #241b2c;
    }
    .post-body{
      padding: 18px 18px 18px 16px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:10px;
    }
    .post-title{
      font-size: 17px;
      line-height:1.4;
      font-weight:700;
    }
    .post-title a:hover{
      color: var(--accent-2);
    }
    .post-desc{
      color:var(--muted);
      font-size:13px;
      line-height:1.72;
      display:-webkit-box;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
      overflow:hidden;
    }
    .post-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      color:var(--soft);
      font-size:12px;
    }
    .post-meta .meta-pill{
      padding:5px 9px;
      font-size:12px;
    }

    .empty-state{
      padding: 34px;
      border-radius: 26px;
      border:1px dashed rgba(255,255,255,.16);
      background: rgba(255,255,255,.03);
      text-align:center;
      color:var(--muted);
      box-shadow: var(--shadow-soft);
    }
    .empty-state strong{
      display:block;
      color:#fff;
      font-size:20px;
      margin-bottom:8px;
    }
    .empty-state p{
      font-size:15px;
      line-height:1.8;
      max-width:42em;
      margin:0 auto;
    }

    .timeline{
      display:grid;
      gap:14px;
      margin-top:22px;
    }
    .step-card{
      position:relative;
      display:grid;
      grid-template-columns: 56px minmax(0, 1fr);
      gap:16px;
      align-items:start;
      padding: 18px 18px 18px 16px;
      border-radius: 22px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      box-shadow: var(--shadow-soft);
    }
    .step-num{
      width:56px;
      height:56px;
      border-radius: 18px;
      display:grid;
      place-items:center;
      background: linear-gradient(145deg, rgba(216,74,122,.96), rgba(185,54,99,.96));
      color:#fff;
      font-size:20px;
      font-weight:800;
      box-shadow: 0 14px 26px rgba(216,74,122,.16);
      flex:none;
    }
    .step-body h3{
      font-size:18px;
      line-height:1.3;
      margin-bottom:6px;
    }
    .step-body p{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .safety-grid{
      display:grid;
      grid-template-columns: minmax(0, 1fr) minmax(320px, .92fr);
      gap:22px;
      align-items:stretch;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#ebe1e7;
      font-size:14px;
      line-height:1.75;
    }
    .check{
      width:22px;
      height:22px;
      border-radius:8px;
      background: rgba(124,197,140,.16);
      border:1px solid rgba(124,197,140,.36);
      color: #ccefd4;
      display:grid;
      place-items:center;
      flex:none;
      margin-top:1px;
    }
    .safety-panel{
      position:relative;
      overflow:hidden;
      border-radius: 28px;
      border:1px solid rgba(255,255,255,.10);
      background:
        linear-gradient(180deg, rgba(17,16,22,.28), rgba(17,16,22,.92)),
        url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
      min-height: 320px;
      display:flex;
      align-items:flex-end;
    }
    .safety-panel .overlay{
      padding: 26px;
      width:100%;
    }
    .safety-note{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 10px;
      border-radius:999px;
      background: rgba(17,16,22,.58);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:12px;
      margin-bottom:12px;
    }
    .safety-panel h3{
      font-size:24px;
      line-height:1.2;
      margin-bottom:8px;
    }
    .safety-panel p{
      color:#e8dee4;
      font-size:14px;
      line-height:1.8;
      max-width: 28em;
    }
    .safety-mini{
      margin-top:16px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      color:#f2e8ec;
      font-size:13px;
    }

    .faq-list{
      display:grid;
      gap:12px;
      margin-top:22px;
    }
    details.faq-item{
      border-radius: 22px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      box-shadow: var(--shadow-soft);
      overflow:hidden;
    }
    details.faq-item[open]{
      border-color: rgba(216,74,122,.24);
      background: rgba(255,255,255,.05);
    }
    summary.faq-q{
      list-style:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding: 18px 20px;
      cursor:pointer;
      font-size:16px;
      line-height:1.45;
      font-weight:700;
    }
    summary.faq-q::-webkit-details-marker{ display:none; }
    summary.faq-q::after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:10px;
      display:grid;
      place-items:center;
      flex:none;
      background: rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.10);
      color: var(--accent-2);
      transition: transform var(--ease), background-color var(--ease), border-color var(--ease);
    }
    details[open] summary.faq-q::after{
      content:"–";
      transform: rotate(0deg);
      background: rgba(216,74,122,.10);
      border-color: rgba(216,74,122,.22);
      color:#fff;
    }
    .faq-a{
      padding: 0 20px 18px 20px;
      color:var(--muted);
      font-size:14px;
      line-height:1.85;
      max-width: 60em;
    }

    .form-grid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:16px;
      margin-top:22px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field.full{
      grid-column:1 / -1;
    }
    label{
      color:#ede3e8;
      font-size:14px;
      font-weight:700;
    }
    input[type="text"],
    input[type="email"],
    textarea{
      width:100%;
      border-radius: 16px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      color: var(--text);
      padding: 14px 16px;
      transition: border-color var(--ease), background-color var(--ease), box-shadow var(--ease), transform var(--ease);
    }
    input[type="text"]::placeholder,
    input[type="email"]::placeholder,
    textarea::placeholder{
      color: rgba(201,192,199,.7);
    }
    input[type="text"]:focus,
    input[type="email"]:focus,
    textarea:focus{
      border-color: rgba(240,184,143,.34);
      background: rgba(255,255,255,.06);
      box-shadow: 0 0 0 4px rgba(240,184,143,.10);
    }
    textarea{
      min-height: 132px;
      resize: vertical;
    }
    .checkline{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .checkline input{
      margin-top:4px;
      accent-color: var(--accent);
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:18px;
    }
    .form-note{
      color:var(--soft);
      font-size:13px;
      line-height:1.65;
    }

    .cta-section{
      padding: 24px 0 88px;
    }
    .cta-card{
      overflow:hidden;
      position:relative;
      border-radius: 32px;
      border:1px solid rgba(255,255,255,.10);
      background:
        linear-gradient(135deg, rgba(216,74,122,.18), rgba(35,27,45,.95) 56%, rgba(17,16,22,.96)),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
      box-shadow: var(--shadow);
    }
    .cta-card::before{
      content:"";
      position:absolute;
      inset:0;
      background: radial-gradient(800px 420px at 80% 20%, rgba(240,184,143,.14), transparent 50%);
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
      padding: 34px;
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:center;
    }
    .cta-inner h2{
      font-size: clamp(26px, 3vw, 36px);
      line-height:1.15;
      margin-top:10px;
      max-width: 14em;
    }
    .cta-inner p{
      color:#e7dde3;
      font-size:15px;
      line-height:1.85;
      max-width: 44em;
      margin-top:12px;
    }
    .cta-stack{
      display:flex;
      flex-direction:column;
      gap:12px;
      align-items:flex-start;
    }
    .text-btn{
      color: var(--accent-2);
      font-weight:700;
      font-size:14px;
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .text-btn::after{
      content:"→";
      transition:transform var(--ease);
    }
    .text-btn:hover::after{
      transform: translateX(3px);
    }

    .site-footer{
      border-top:1px solid rgba(255,255,255,.08);
      background: #0f0d13;
      padding: 30px 0 40px;
    }
    .footer-top{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:flex-start;
      padding-top:6px;
      flex-wrap:wrap;
    }
    .footer-brand{
      display:flex;
      flex-direction:column;
      gap:10px;
      max-width: 28em;
    }
    .footer-brand strong{
      font-size:18px;
      font-weight:800;
    }
    .footer-brand p{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .footer-nav{
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      align-items:center;
    }
    .footer-nav a{
      color:var(--muted);
      font-size:14px;
    }
    .footer-nav a:hover{
      color:#fff;
    }
    .footer-meta{
      margin-top:18px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      flex-wrap:wrap;
      gap:12px 18px;
      justify-content:space-between;
      color:var(--soft);
      font-size:13px;
      line-height:1.7;
    }
    .footer-meta strong{
      color:#fff;
      font-weight:700;
    }

    .skip-link{
      position:absolute;
      left:-9999px;
      top:auto;
      width:1px;
      height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:16px;
      top:16px;
      width:auto;
      height:auto;
      padding:10px 14px;
      background:#fff;
      color:#111;
      border-radius:10px;
      z-index:100;
    }

    .back-top{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:45;
      width:46px;
      height:46px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background: rgba(24,20,31,.82);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      box-shadow: var(--shadow-soft);
      backdrop-filter: blur(8px);
      opacity:.92;
    }
    .back-top:hover{
      transform: translateY(-2px);
      background: rgba(216,74,122,.14);
      border-color: rgba(216,74,122,.28);
      opacity:1;
    }

    @media (max-width: 1199px){
      .hero-grid,
      .two-col,
      .safety-grid{
        grid-template-columns: 1fr;
      }
      .hero-title{
        max-width:none;
      }
      .featured-post{
        grid-template-columns: 1fr;
      }
      .featured-media img{
        min-height: 260px;
      }
      .featured-body{
        padding: 22px;
      }
      .cta-inner{
        flex-direction:column;
        align-items:flex-start;
      }
    }

    @media (max-width: 900px){
      .section{
        padding: 68px 0;
      }
      .hero-card{
        border-radius: 28px;
      }
      .hero-inner{
        padding: 24px;
      }
      .hero-meta{
        grid-template-columns: 1fr;
      }
      .feature-grid,
      .news-grid,
      .form-grid{
        grid-template-columns: 1fr;
      }
      .feature-card:nth-child(2),
      .feature-card:nth-child(4){
        transform:none;
      }
      .post-card{
        grid-template-columns: 96px minmax(0,1fr);
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .section-action{
        justify-content:flex-start;
      }
      .cta-inner{
        padding: 28px;
      }
    }

    @media (max-width: 768px){
      .header-inner{
        min-height:68px;
      }
      .nav-toggle{
        display:inline-flex;
      }
      .nav-panel{
        position:fixed;
        left:16px;
        right:16px;
        top:84px;
        padding:16px;
        border-radius: 24px;
        border:1px solid rgba(255,255,255,.10);
        background: rgba(17,16,22,.97);
        box-shadow: var(--shadow);
        flex-direction:column;
        align-items:stretch;
        gap:14px;
        opacity:0;
        transform: translateY(-8px);
        pointer-events:none;
        transition: opacity var(--ease), transform var(--ease);
      }
      .nav-panel.is-open{
        opacity:1;
        transform: translateY(0);
        pointer-events:auto;
      }
      .nav-list{
        flex-direction:column;
        align-items:stretch;
        gap:8px;
      }
      .nav-link{
        width:100%;
        justify-content:center;
      }
      .header-cta{
        width:100%;
      }
      .header-cta .btn{
        width:100%;
      }
      .brand-text span{
        display:none;
      }
      .hero{
        padding-top: 22px;
      }
      .hero-title{
        font-size: clamp(30px, 8vw, 36px);
      }
      .hero-desc,
      .section-desc{
        font-size:15px;
      }
      .visual-row{
        grid-template-columns:1fr;
      }
      .post-card{
        grid-template-columns:1fr;
      }
      .post-thumb{
        height:180px;
      }
      .cta-section{
        padding-bottom: 74px;
      }
      .footer-top{
        flex-direction:column;
      }
      .back-top{
        right:14px;
        bottom:14px;
      }
    }

    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 20px));
      }
      .hero-inner,
      .panel-pad,
      .intro-card,
      .cta-inner{
        padding: 20px;
      }
      .hero-card{
        border-radius: 24px;
      }
      .section{
        padding: 56px 0;
      }
      .section-title{
        font-size: 24px;
      }
      .section-desc{
        line-height:1.8;
      }
      .hero-actions,
      .form-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .btn{
        width:100%;
      }
      .chip,
      .tag,
      .notice-badge{
        width:100%;
        justify-content:center;
      }
      .checkline{
        font-size:12px;
      }
      .summary-fallback{
        font-size:13px;
      }
      .safety-panel{
        min-height: 280px;
      }
      .safety-panel .overlay{
        padding: 20px;
      }
      .faq-q{
        padding: 16px 16px;
        font-size:15px;
      }
      .faq-a{
        padding: 0 16px 16px 16px;
      }
      .footer-meta{
        flex-direction:column;
      }
    }

/* roulang page: article */
:root{
      --bg: #111016;
      --bg-2: #17131d;
      --panel: #1c1724;
      --panel-2: #231b2d;
      --panel-3: #2a2235;
      --line: rgba(255,255,255,.09);
      --line-2: rgba(255,255,255,.14);
      --text: #f7f3f0;
      --muted: #c9c0c7;
      --soft: #8f8790;
      --accent: #d84a7a;
      --accent-2: #f0b88f;
      --accent-3: #b93663;
      --success: #7cc58c;
      --warning: #f3cd8a;
      --shadow: 0 18px 55px rgba(0,0,0,.38);
      --shadow-soft: 0 10px 24px rgba(0,0,0,.22);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1240px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 16px;
      --space-4: 20px;
      --space-5: 24px;
      --space-6: 32px;
      --space-7: 44px;
      --space-8: 64px;
      --space-9: 96px;
      --ease: 180ms cubic-bezier(.2,.7,.2,1);
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 500px at 10% -10%, rgba(216,74,122,.16), transparent 50%),
        radial-gradient(900px 450px at 90% 0%, rgba(240,184,143,.10), transparent 45%),
        linear-gradient(180deg, #111016 0%, #14121a 42%, #110f15 100%);
      line-height:1.8;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(rgba(255,255,255,.025), rgba(255,255,255,0)),
        radial-gradient(circle at 20% 20%, rgba(255,255,255,.02), transparent 35%);
      opacity:.65;
      z-index:-1;
    }
    ::selection{
      background: rgba(216,74,122,.28);
      color: #fff;
    }
    img{
      display:block;
      max-width:100%;
      height:auto;
    }
    a{
      color:inherit;
      text-decoration:none;
      transition: color var(--ease), transform var(--ease), background-color var(--ease), border-color var(--ease), opacity var(--ease), box-shadow var(--ease);
    }
    a:hover{ color:#fff; }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible{
      outline:2px solid rgba(240,184,143,.95);
      outline-offset:3px;
    }
    button,
    input,
    textarea{
      font:inherit;
    }
    button{
      border:0;
      background:none;
      color:inherit;
      padding:0;
      cursor:pointer;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .section{
      padding:88px 0;
      position:relative;
    }
    .section.compact{
      padding:72px 0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      border-radius:999px;
      color: var(--accent-2);
      font-size:13px;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background: linear-gradient(180deg, var(--accent-2), var(--accent));
      box-shadow:0 0 0 4px rgba(240,184,143,.10);
      flex:none;
    }
    .panel{
      background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.015)) var(--panel);
      border:1px solid var(--line);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .soft-panel{
      background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01)) var(--panel-2);
      border:1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-soft);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:end;
      margin-bottom:28px;
    }
    .section-title{
      margin:14px 0 0;
      font-size: clamp(26px, 3vw, 34px);
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin-top:12px;
      max-width:760px;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
    }
    .section-action{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      font-weight:700;
      line-height:1;
      white-space:nowrap;
      transition: transform var(--ease), background-color var(--ease), border-color var(--ease), box-shadow var(--ease), color var(--ease), opacity var(--ease);
      user-select:none;
    }
    .btn:hover{
      transform: translateY(-2px);
    }
    .btn:active{
      transform: translateY(0);
    }
    .btn-primary{
      color:#fff;
      background: linear-gradient(145deg, var(--accent), var(--accent-3));
      box-shadow: 0 14px 28px rgba(216,74,122,.24);
      border-color: rgba(255,255,255,.08);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 32px rgba(216,74,122,.28);
      color:#fff;
    }
    .btn-secondary{
      color:var(--text);
      background: rgba(255,255,255,.03);
      border-color: rgba(255,255,255,.12);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.02);
    }
    .btn-secondary:hover{
      color:#fff;
      border-color: rgba(240,184,143,.28);
      background: rgba(255,255,255,.05);
    }
    .btn-soft{
      color:var(--accent-2);
      background: rgba(240,184,143,.08);
      border-color: rgba(240,184,143,.18);
    }
    .btn-soft:hover{
      color:#fff;
      background: rgba(240,184,143,.12);
      border-color: rgba(240,184,143,.34);
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      backdrop-filter:saturate(120%) blur(10px);
      background: rgba(15,13,20,.82);
      border-bottom:1px solid rgba(255,255,255,.08);
      transition: box-shadow var(--ease), background-color var(--ease), border-color var(--ease);
    }
    .site-header.is-scrolled{
      background: rgba(15,13,20,.94);
      box-shadow: 0 10px 30px rgba(0,0,0,.24);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
      justify-content:space-between;
      position:relative;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:800;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background: linear-gradient(145deg, rgba(216,74,122,.95), rgba(185,54,99,.95));
      box-shadow: 0 16px 30px rgba(216,74,122,.22);
      position:relative;
      flex:none;
    }
    .brand-mark::after{
      content:"18+";
      font-size:14px;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff8fb;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
    }
    .brand-text strong{
      font-size:16px;
      line-height:1.2;
    }
    .brand-text span{
      font-size:12px;
      color:var(--soft);
      line-height:1.2;
      margin-top:3px;
    }
    .nav-shell{
      display:flex;
      align-items:center;
      gap:18px;
      min-width:0;
      position:relative;
    }
    .nav-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      align-items:center;
      justify-content:center;
      gap:5px;
      flex-direction:column;
      transition: transform var(--ease), border-color var(--ease), background-color var(--ease);
    }
    .nav-toggle span{
      width:18px;
      height:2px;
      border-radius:2px;
      background:var(--text);
      transition: transform var(--ease), opacity var(--ease);
    }
    .nav-toggle:hover{
      transform: translateY(-1px);
      border-color: rgba(240,184,143,.35);
      background: rgba(255,255,255,.05);
    }
    .nav-panel{
      display:flex;
      align-items:center;
      gap:18px;
    }
    .nav-list{
      display:flex;
      align-items:center;
      gap:8px;
      list-style:none;
      margin:0;
      padding:0;
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 15px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      font-size:14px;
      transition: transform var(--ease), background-color var(--ease), color var(--ease), border-color var(--ease), box-shadow var(--ease);
    }
    .nav-link:hover{
      color:#fff;
      background: rgba(255,255,255,.04);
      border-color: rgba(255,255,255,.08);
      transform: translateY(-1px);
    }
    .nav-link.is-active{
      color:#fff;
      background: rgba(216,74,122,.14);
      border-color: rgba(216,74,122,.24);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
    }
    .header-cta{
      display:flex;
      align-items:center;
    }

    .notice-bar{
      border-top:1px solid rgba(255,255,255,.05);
      background: rgba(255,255,255,.02);
    }
    .notice-bar-inner{
      min-height:52px;
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      padding:10px 0;
    }
    .notice-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      color:var(--muted);
      font-size:13px;
      line-height:1;
    }
    .notice-badge strong{
      color:#fff;
      letter-spacing:.02em;
    }
    .notice-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background: var(--success);
      box-shadow:0 0 0 4px rgba(124,197,140,.10);
      flex:none;
    }

    .main-shell{
      padding-bottom: 28px;
    }

    .page-banner{
      padding: 28px;
      margin-top: 8px;
      display:grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
      gap: 24px;
      align-items: stretch;
      position:relative;
      overflow:hidden;
    }
    .page-banner::before{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:1px;
      background: linear-gradient(90deg, transparent, rgba(240,184,143,.28), transparent);
      pointer-events:none;
    }
    .banner-copy{
      display:flex;
      flex-direction:column;
      gap:14px;
      min-width:0;
      position:relative;
      z-index:1;
    }
    .banner-copy h1{
      margin:0;
      font-size: clamp(32px, 4vw, 50px);
      line-height:1.08;
      letter-spacing:-.03em;
      font-weight:800;
    }
    .banner-copy p{
      margin:0;
      color:var(--muted);
      font-size:16px;
      line-height:1.9;
      max-width: 720px;
    }
    .banner-meta{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:4px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      color:var(--muted);
      font-size:13px;
      line-height:1;
    }
    .meta-pill em{
      font-style:normal;
      color:#fff;
      font-weight:700;
    }
    .banner-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:6px;
    }
    .banner-media{
      position:relative;
      min-height: 280px;
      border-radius: 24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      box-shadow: var(--shadow-soft);
      background: #221b28;
    }
    .banner-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.88) contrast(1.02) brightness(.88);
      transform: scale(1.02);
    }
    .banner-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(17,16,22,.06), rgba(17,16,22,.48)),
        radial-gradient(circle at 30% 20%, rgba(216,74,122,.20), transparent 30%),
        linear-gradient(135deg, rgba(17,16,22,.06), rgba(17,16,22,.26));
      pointer-events:none;
    }
    .banner-overlay{
      position:absolute;
      inset:auto 16px 16px 16px;
      z-index:1;
      display:grid;
      gap:8px;
    }
    .banner-card{
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      background: rgba(17,16,22,.52);
      border:1px solid rgba(255,255,255,.10);
      backdrop-filter: blur(10px);
      color:#fff;
      font-size:13px;
      line-height:1.5;
    }
    .banner-card span{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:26px;
      height:26px;
      border-radius:999px;
      background: rgba(216,74,122,.18);
      color: #ffd8e5;
      flex:none;
      font-weight:800;
    }

    .breadcrumb-wrap{
      margin: 0 0 18px;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin:0;
      padding:0;
      color:var(--soft);
      font-size:13px;
      line-height:1.5;
      background:none;
    }
    .breadcrumb a{
      color:var(--muted);
    }
    .breadcrumb a:hover{
      color:#fff;
    }
    .breadcrumb span{
      color:rgba(255,255,255,.26);
    }
    .breadcrumb .current{
      color:#fff;
    }

    .article-layout{
      display:grid;
      grid-template-columns: minmax(0, 1.6fr) minmax(280px, .72fr);
      gap: 24px;
      align-items:start;
    }
    .content-card,
    .sidebar-card,
    .feature-card,
    .guide-card,
    .continue-card,
    .faq-card,
    .cta-panel,
    .empty-card{
      background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.015)) var(--panel);
      border:1px solid var(--line);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-soft);
    }
    .content-card{
      padding: 26px;
    }
    .article-head{
      display:flex;
      flex-direction:column;
      gap:14px;
      margin-bottom:22px;
      padding-bottom:22px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .article-kicker{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .article-kicker .eyebrow{
      background: rgba(255,255,255,.03);
    }
    .article-head h2{
      margin:0;
      font-size: 26px;
      line-height:1.22;
      letter-spacing:-.02em;
    }
    .article-head p{
      margin:0;
      color:var(--muted);
      font-size:16px;
      line-height:1.85;
      max-width: 860px;
    }
    .article-meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .article-meta-row .meta-pill{
      background: rgba(255,255,255,.02);
    }
    .article-prose{
      color:var(--text);
      font-size:17px;
      line-height:1.9;
      word-break: break-word;
    }
    .article-prose > :first-child{ margin-top:0; }
    .article-prose > :last-child{ margin-bottom:0; }
    .article-prose h1,
    .article-prose h2,
    .article-prose h3,
    .article-prose h4{
      color:#fff;
      letter-spacing:-.02em;
      line-height:1.28;
      margin: 1.8em 0 .8em;
    }
    .article-prose h2{ font-size: 24px; }
    .article-prose h3{ font-size: 20px; }
    .article-prose p{
      margin: 0 0 1.15em;
      color: var(--muted);
    }
    .article-prose strong{
      color:#fff;
      font-weight:700;
    }
    .article-prose a{
      color: var(--accent-2);
      text-decoration:none;
      border-bottom:1px solid rgba(240,184,143,.22);
    }
    .article-prose a:hover{
      color:#fff;
      border-bottom-color: rgba(255,255,255,.38);
    }
    .article-prose ul,
    .article-prose ol{
      margin: 0 0 1.25em;
      padding-left: 1.25em;
      color: var(--muted);
    }
    .article-prose li{ margin: .5em 0; }
    .article-prose blockquote{
      margin: 1.4em 0;
      padding: 18px 18px 18px 20px;
      border-left: 3px solid rgba(216,74,122,.58);
      background: rgba(255,255,255,.025);
      color:#efe8ed;
      border-radius: 0 16px 16px 0;
    }
    .article-prose hr{
      margin: 1.6em 0;
      border:0;
      border-top:1px solid rgba(255,255,255,.09);
    }
    .article-prose img{
      margin: 1.4em 0;
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.08);
      box-shadow: var(--shadow-soft);
      background: #1a1620;
    }
    .article-prose figure{
      margin: 1.4em 0;
    }
    .article-prose figcaption{
      margin-top:10px;
      color: var(--soft);
      font-size:13px;
      line-height:1.6;
    }

    .article-sidebar{
      display:grid;
      gap:18px;
      position:sticky;
      top: 110px;
    }
    .sidebar-card{
      padding: 20px;
    }
    .sidebar-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:16px;
    }
    .sidebar-head h3{
      margin:0;
      font-size:18px;
      line-height:1.3;
    }
    .sidebar-note{
      color:var(--soft);
      font-size:13px;
    }
    .info-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .info-list li{
      display:flex;
      align-items:flex-start;
      gap:12px;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .info-list li::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      margin-top:.55em;
      background: var(--accent-2);
      box-shadow:0 0 0 4px rgba(240,184,143,.08);
      flex:none;
    }
    .quick-links{
      display:grid;
      gap:10px;
    }
    .quick-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      min-height:48px;
      padding: 0 14px;
      border-radius: 14px;
      background: rgba(255,255,255,.03);
      border:1px solid rgba(255,255,255,.09);
      color: var(--muted);
    }
    .quick-link:hover{
      color:#fff;
      border-color: rgba(240,184,143,.22);
      background: rgba(255,255,255,.05);
      transform: translateY(-1px);
    }
    .quick-link strong{
      color:#fff;
      font-weight:700;
    }
    .quick-link span{
      color:var(--soft);
      font-size:13px;
    }

    .article-note{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:16px;
      border-radius:18px;
      background: rgba(240,184,143,.08);
      border:1px solid rgba(240,184,143,.16);
      color:#f7e7d9;
    }
    .article-note .mark{
      width:28px;
      height:28px;
      border-radius:10px;
      background: rgba(240,184,143,.16);
      color: var(--accent-2);
      display:grid;
      place-items:center;
      flex:none;
      font-weight:800;
    }
    .article-note p{
      margin:0;
      color:inherit;
      font-size:14px;
      line-height:1.75;
    }

    .guide-grid{
      display:grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap:18px;
    }
    .guide-card{
      padding:22px;
      position:relative;
      min-height: 168px;
      overflow:hidden;
    }
    .guide-card::after{
      content:"";
      position:absolute;
      inset:auto -20px -20px auto;
      width:120px;
      height:120px;
      border-radius:50%;
      background: radial-gradient(circle, rgba(216,74,122,.16), transparent 70%);
      pointer-events:none;
    }
    .step-index{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:34px;
      height:34px;
      border-radius:12px;
      background: rgba(216,74,122,.16);
      border:1px solid rgba(216,74,122,.26);
      color:#ffdce8;
      font-size:15px;
      font-weight:800;
      margin-bottom:14px;
    }
    .guide-card h3{
      margin:0 0 10px;
      font-size:18px;
      line-height:1.35;
    }
    .guide-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }

    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      font-weight:700;
      color:#fff;
      font-size:16px;
      line-height:1.5;
    }
    .faq-item summary::-webkit-details-marker{ display:none; }
    .faq-item summary::after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:var(--accent-2);
      background: rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      flex:none;
      transition: transform var(--ease), background-color var(--ease), color var(--ease);
    }
    .faq-item[open] summary::after{
      content:"–";
      transform: rotate(180deg);
      background: rgba(216,74,122,.12);
      color:#fff;
    }
    .faq-item .faq-body{
      padding: 0 20px 18px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
      border-top:1px solid rgba(255,255,255,.08);
    }

    .continue-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:18px;
    }
    .continue-card{
      padding:22px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .continue-head{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .continue-thumb{
      width:68px;
      height:68px;
      border-radius:18px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      box-shadow: var(--shadow-soft);
      flex:none;
      background: #221b28;
    }
    .continue-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.9) brightness(.9);
    }
    .continue-card h3{
      margin:0;
      font-size:18px;
      line-height:1.35;
    }
    .continue-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .continue-card .btn{
      align-self:flex-start;
      margin-top:auto;
    }

    .cta-panel{
      padding: 26px;
      background:
        radial-gradient(900px 260px at 15% 0%, rgba(216,74,122,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01)) var(--panel-2);
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      flex-wrap:wrap;
    }
    .cta-copy{
      min-width:min(100%, 560px);
    }
    .cta-copy h2{
      margin:0 0 10px;
      font-size: clamp(24px, 2.4vw, 32px);
      line-height:1.18;
      letter-spacing:-.02em;
    }
    .cta-copy p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
    }

    .empty-card{
      padding: 40px 26px;
      text-align:center;
      display:grid;
      justify-items:center;
      gap:16px;
      max-width: 760px;
      margin: 0 auto;
    }
    .empty-card h2{
      margin:0;
      font-size: clamp(26px, 3vw, 34px);
      line-height:1.18;
    }
    .empty-card p{
      margin:0;
      color:var(--muted);
      font-size:16px;
      line-height:1.9;
      max-width: 620px;
    }

    .site-footer{
      margin-top: 10px;
      padding: 34px 0 22px;
      background: #0f0d13;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:24px;
      padding-bottom:18px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .footer-brand strong{
      display:block;
      font-size:18px;
      line-height:1.3;
      margin-bottom:8px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      max-width:560px;
      font-size:14px;
      line-height:1.8;
    }
    .footer-nav{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px 14px;
      color:var(--muted);
      font-size:14px;
    }
    .footer-nav a{
      color:var(--muted);
    }
    .footer-nav a:hover{
      color:#fff;
    }
    .footer-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px 20px;
      padding-top:14px;
      color:var(--soft);
      font-size:13px;
      line-height:1.7;
    }

    @media (max-width: 1199px){
      .guide-grid{
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
      .continue-grid{
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
      .article-layout{
        grid-template-columns: minmax(0, 1fr);
      }
      .article-sidebar{
        position:static;
      }
    }
    @media (max-width: 991px){
      .page-banner{
        grid-template-columns: 1fr;
      }
      .banner-media{
        min-height: 220px;
      }
      .footer-top{
        flex-direction:column;
      }
      .footer-nav{
        justify-content:flex-start;
      }
    }
    @media (max-width: 768px){
      .section{
        padding:64px 0;
      }
      .section.compact{
        padding:56px 0;
      }
      .nav-toggle{
        display:inline-flex;
      }
      .nav-panel{
        position:absolute;
        top: calc(100% + 12px);
        right:0;
        left:0;
        display:grid;
        gap:16px;
        padding:18px;
        background: rgba(16,14,22,.96);
        border:1px solid var(--line);
        border-radius:20px;
        box-shadow: var(--shadow);
        opacity:0;
        transform: translateY(-8px);
        pointer-events:none;
        visibility:hidden;
      }
      .nav-shell.is-open .nav-panel{
        opacity:1;
        transform:translateY(0);
        pointer-events:auto;
        visibility:visible;
      }
      .nav-list{
        display:grid;
        gap:8px;
      }
      .nav-link{
        justify-content:flex-start;
        min-height:46px;
        padding:0 14px;
        border-radius:16px;
        background: rgba(255,255,255,.03);
        border:1px solid rgba(255,255,255,.09);
      }
      .header-cta .btn{
        width:100%;
      }
      .banner-copy h1{
        font-size: clamp(30px, 7vw, 38px);
      }
      .banner-copy p{
        font-size:15px;
      }
      .content-card,
      .sidebar-card,
      .guide-card,
      .continue-card,
      .cta-panel,
      .empty-card{
        border-radius: 22px;
      }
      .guide-grid,
      .continue-grid{
        grid-template-columns: 1fr;
      }
      .banner-actions,
      .cta-actions{
        width:100%;
      }
      .banner-actions .btn,
      .cta-actions .btn{
        width:100%;
      }
      .article-head h2{
        font-size:22px;
      }
      .article-prose{
        font-size:16px;
      }
      .site-footer{
        padding-top:28px;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 24px));
      }
      .header-inner{
        min-height:70px;
      }
      .brand-text span{
        display:none;
      }
      .brand-mark{
        width:38px;
        height:38px;
        border-radius:12px;
      }
      .brand-mark::after{
        font-size:13px;
      }
      .page-banner,
      .content-card,
      .sidebar-card{
        padding:18px;
      }
      .banner-copy h1{
        font-size: 30px;
      }
      .banner-media{
        min-height: 190px;
      }
      .notice-bar-inner{
        gap:8px;
      }
      .notice-badge{
        width:100%;
        justify-content:flex-start;
      }
      .faq-item summary{
        padding:16px 16px;
        font-size:15px;
      }
      .faq-item .faq-body{
        padding:0 16px 16px;
        font-size:14px;
      }
      .site-footer .footer-brand p{
        font-size:13px;
      }
    }

/* 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}