/* roulang page: index */
:root{
      --bg:#0b1020;
      --bg-soft:#10172b;
      --panel:#111a31;
      --panel-2:#16213d;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,255,255,.16);
      --text:#edf2ff;
      --muted:#a8b3d1;
      --faint:#7f8aab;
      --primary:#ff4d6d;
      --primary-2:#8b5cf6;
      --accent:#30d5c8;
      --warning:#ffd166;
      --shadow:0 18px 50px rgba(0,0,0,.32);
      --shadow-soft:0 10px 26px rgba(0,0,0,.22);
      --radius:20px;
      --radius-sm:14px;
      --radius-xs:10px;
      --container:1200px;
      --gap:24px;
      --ease:cubic-bezier(.2,.75,.22,1);
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
      background:
        radial-gradient(1200px 500px at 15% -10%, rgba(139,92,246,.28), transparent 60%),
        radial-gradient(900px 500px at 85% 0%, rgba(255,77,109,.18), transparent 55%),
        linear-gradient(180deg, #090d19 0%, #0c1120 48%, #0a0f1d 100%);
      color:var(--text);
      line-height:1.7;
      letter-spacing:.2px;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      -moz-osx-font-smoothing:grayscale;
    }
    ::selection{background:rgba(255,77,109,.28);color:#fff}
    a{color:inherit;text-decoration:none;transition:color .25s var(--ease),transform .25s var(--ease),opacity .25s var(--ease)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{
      width:min(var(--container),calc(100% - 32px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:8px;
      z-index:9999;
      padding:12px 16px;
      border-radius:999px;
      background:var(--primary);
      color:#fff;
    }
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:blur(16px);
      background:linear-gradient(180deg, rgba(8,12,24,.88), rgba(8,12,24,.72));
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 12px 24px rgba(255,77,109,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:10px;
      border:1.5px solid rgba(255,255,255,.78);
      transform:rotate(12deg);
    }
    .brand-mark::after{
      inset:15px 11px 11px 15px;
      transform:rotate(-10deg);
      opacity:.7;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
    }
    .brand-name{
      font-size:1.02rem;
      font-weight:800;
      letter-spacing:.4px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-tag{
      font-size:.78rem;
      color:var(--muted);
      margin-top:2px;
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--text);
      transition:background .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);
    }
    .nav-toggle:hover{background:rgba(255,255,255,.06);border-color:var(--line-strong)}
    .nav-toggle:active{transform:scale(.98)}
    .nav-toggle:focus-visible,
    .btn:focus-visible,
    .chip:focus-visible,
    .card-link:focus-visible,
    .footer-link:focus-visible,
    summary:focus-visible,
    input:focus-visible{
      outline:2px solid rgba(48,213,200,.8);
      outline-offset:2px;
    }
    .nav-menu{
      display:flex;
      align-items:center;
      gap:8px;
      list-style:none;
      margin:0;
      padding:0;
    }
    .nav-menu a{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:11px 14px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      transition:background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
    }
    .nav-menu a:hover{
      background:rgba(255,255,255,.05);
      color:var(--text);
      border-color:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }
    .nav-menu a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,77,109,.20), rgba(139,92,246,.20));
      border-color:rgba(255,255,255,.14);
      box-shadow:0 10px 24px rgba(255,77,109,.12);
    }
    .hero{
      position:relative;
      overflow:hidden;
      padding:34px 0 18px;
    }
    .hero-shell{
      position:relative;
      border:1px solid rgba(255,255,255,.08);
      border-radius:32px;
      overflow:hidden;
      background:
        linear-gradient(180deg, rgba(8,10,18,.24), rgba(8,10,18,.82)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(900px 300px at 30% 10%, rgba(255,77,109,.28), transparent 50%),
        linear-gradient(180deg, rgba(11,16,32,.16), rgba(11,16,32,.86));
      pointer-events:none;
    }
    .hero-content{
      position:relative;
      z-index:1;
      padding:74px 34px 36px;
      text-align:center;
      max-width:940px;
      margin:0 auto;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      color:#fff;
      font-size:.88rem;
      box-shadow:0 10px 24px rgba(0,0,0,.16);
    }
    .eyebrow-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 6px rgba(48,213,200,.14);
    }
    h1{
      margin:18px auto 14px;
      font-size:clamp(2.2rem, 4.8vw, 4.7rem);
      line-height:1.05;
      letter-spacing:-.8px;
      max-width:12em;
    }
    .hero-subtitle{
      margin:0 auto;
      max-width:780px;
      color:#d8def2;
      font-size:1.02rem;
    }
    .hero-actions{
      margin-top:28px;
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:14px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.2px;
      transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
      user-select:none;
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--primary), #ff7b8f);
      color:#fff;
      box-shadow:0 14px 28px rgba(255,77,109,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,77,109,.28)}
    .btn-ghost{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.12);
    }
    .btn-ghost:hover{
      background:rgba(255,255,255,.1);
      transform:translateY(-2px);
    }
    .hero-features{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
      padding:0 24px 28px;
      margin-top:8px;
    }
    .hero-mini{
      padding:18px 18px 17px;
      border-radius:22px;
      background:rgba(12,17,33,.74);
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      display:flex;
      align-items:flex-start;
      gap:14px;
      min-height:110px;
      backdrop-filter:blur(12px);
    }
    .mini-icon{
      width:44px;
      height:44px;
      border-radius:15px;
      background:linear-gradient(135deg, rgba(255,77,109,.20), rgba(139,92,246,.26));
      border:1px solid rgba(255,255,255,.12);
      display:grid;
      place-items:center;
      flex:0 0 auto;
      color:#fff;
      font-weight:800;
    }
    .mini-title{
      display:block;
      font-weight:800;
      margin-bottom:4px;
      color:#fff;
    }
    .mini-text{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    main{padding:22px 0 68px}
    .section{
      margin-top:28px;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:18px;
    }
    .section-title{
      margin:0;
      font-size:clamp(1.45rem, 2.2vw, 2.1rem);
      line-height:1.15;
      letter-spacing:-.4px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:720px;
      font-size:.98rem;
    }
    .cards-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
    }
    .feature-card,
    .media-card,
    .post-card,
    .info-card,
    .faq-card,
    .cta-card{
      border-radius:24px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(18,26,48,.96), rgba(12,18,33,.96));
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .feature-card{
      position:relative;
      transition:transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
    }
    .feature-card:hover{
      transform:translateY(-4px);
      border-color:rgba(255,255,255,.14);
      box-shadow:0 18px 36px rgba(0,0,0,.28);
    }
    .feature-thumb{
      position:relative;
      aspect-ratio:4/3;
      overflow:hidden;
    }
    .feature-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.02);
      transition:transform .5s var(--ease);
    }
    .feature-card:hover .feature-thumb img{transform:scale(1.08)}
    .feature-thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 20%, rgba(8,12,24,.82) 100%);
    }
    .feature-body{
      padding:18px;
    }
    .badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:12px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      color:#d8def2;
      border:1px solid rgba(255,255,255,.08);
      font-size:.78rem;
      font-weight:700;
    }
    .feature-title,
    .post-title,
    .info-title{
      margin:0;
      font-size:1.1rem;
      line-height:1.45;
      letter-spacing:-.2px;
    }
    .feature-text{
      margin:10px 0 0;
      color:var(--muted);
      font-size:.95rem;
    }
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:14px;
      color:#fff;
      font-weight:700;
    }
    .card-link span{
      width:28px;
      height:28px;
      border-radius:999px;
      display:grid;
      place-items:center;
      background:rgba(255,77,109,.14);
      border:1px solid rgba(255,77,109,.22);
    }
    .split-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:18px;
      align-items:stretch;
    }
    .media-card{
      padding:24px;
      position:relative;
      isolation:isolate;
    }
    .media-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(500px 240px at 85% 20%, rgba(255,77,109,.18), transparent 60%),
        radial-gradient(440px 240px at 10% 100%, rgba(48,213,200,.14), transparent 58%);
      z-index:-1;
      pointer-events:none;
    }
    .media-copy p{
      margin:10px 0 0;
      color:var(--muted);
    }
    .list-features{
      margin:18px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .list-features li{
      display:flex;
      align-items:flex-start;
      gap:12px;
      color:#dce3f8;
    }
    .list-bullet{
      width:24px;
      height:24px;
      border-radius:8px;
      background:linear-gradient(135deg, rgba(255,77,109,.2), rgba(139,92,246,.2));
      border:1px solid rgba(255,255,255,.08);
      flex:0 0 auto;
      margin-top:2px;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:.78rem;
      font-weight:800;
    }
    .media-gallery{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
      margin-top:18px;
    }
    .gallery-item{
      position:relative;
      overflow:hidden;
      border-radius:18px;
      aspect-ratio:1/1;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
    }
    .gallery-item.tall{aspect-ratio:1/1.2}
    .gallery-item img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .55s var(--ease);
    }
    .gallery-item:hover img{transform:scale(1.06)}
    .gallery-overlay{
      position:absolute;
      inset:auto 0 0;
      padding:14px;
      background:linear-gradient(180deg, transparent, rgba(5,8,16,.84));
      color:#fff;
      font-weight:700;
      font-size:.92rem;
    }
    .stats-row{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .info-card{
      padding:20px;
      transition:transform .28s var(--ease), border-color .28s var(--ease);
    }
    .info-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.14);
    }
    .info-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:.82rem;
      color:#fff;
      margin-bottom:10px;
    }
    .info-kicker::before{
      content:"";
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(48,213,200,.12);
    }
    .info-text{
      margin:10px 0 0;
      color:var(--muted);
      font-size:.95rem;
    }
    .latest-wrap{
      display:grid;
      gap:16px;
    }
    .post-card{
      display:grid;
      grid-template-columns:240px 1fr;
      gap:0;
      transition:transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s var(--ease);
    }
    .post-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.14);
      box-shadow:0 20px 44px rgba(0,0,0,.3);
    }
    .post-thumb{
      position:relative;
      min-height:100%;
      overflow:hidden;
    }
    .post-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:180px;
    }
    .post-thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 30%, rgba(11,16,32,.42) 100%);
    }
    .post-body{
      padding:20px 22px 20px;
    }
    .post-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:12px;
      color:var(--muted);
      font-size:.84rem;
    }
    .post-summary{
      margin:10px 0 0;
      color:var(--muted);
    }
    .post-footer{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:16px;
    }
    .post-time{
      color:var(--faint);
      font-size:.84rem;
    }
    .empty-state{
      padding:28px;
      text-align:center;
      border-radius:22px;
      border:1px dashed rgba(255,255,255,.14);
      color:var(--muted);
      background:rgba(255,255,255,.03);
    }
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-card{
      padding:4px 18px;
    }
    details{
      border-bottom:1px solid rgba(255,255,255,.08);
      padding:16px 0;
    }
    details:last-child{border-bottom:none}
    summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      font-weight:700;
      color:#fff;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      width:30px;
      height:30px;
      border-radius:999px;
      display:grid;
      place-items:center;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      flex:0 0 auto;
      color:#fff;
      transition:transform .25s var(--ease), background .25s var(--ease);
    }
    details[open] summary::after{
      content:"–";
      background:rgba(255,77,109,.12);
      transform:rotate(180deg);
    }
    .faq-content{
      padding:10px 2px 2px;
      color:var(--muted);
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      padding:28px;
      background:
        linear-gradient(135deg, rgba(255,77,109,.14), rgba(139,92,246,.12)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    }
    .cta-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,14,28,.26), rgba(10,14,28,.88));
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .cta-copy{
      max-width:720px;
    }
    .cta-copy h2{
      margin:0 0 10px;
      font-size:clamp(1.4rem, 2.5vw, 2.2rem);
      line-height:1.15;
    }
    .cta-copy p{
      margin:0;
      color:#dbe2f5;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .site-footer{
      margin-top:32px;
      padding:24px 0 34px;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--muted);
    }
    .footer-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:22px;
      margin-bottom:18px;
    }
    .footer-brand{
      max-width:520px;
    }
    .footer-brand strong{
      display:block;
      font-size:1.04rem;
      color:#fff;
      margin-bottom:8px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      justify-content:flex-end;
    }
    .footer-link{
      color:var(--muted);
    }
    .footer-link:hover{color:#fff}
    .footer-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.08);
      font-size:.88rem;
      color:var(--faint);
    }
    .pulse{
      display:inline-block;
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--warning);
      box-shadow:0 0 0 6px rgba(255,209,102,.12);
      margin-right:8px;
      vertical-align:middle;
    }
    .section-block{
      padding:20px 0 0;
    }
    .tagline-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:center;
      margin-top:20px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.11);
      background:rgba(255,255,255,.04);
      color:#e8edfd;
    }
    .chip strong{
      color:#fff;
      font-weight:800;
    }
    .chip:hover{transform:translateY(-1px);background:rgba(255,255,255,.06)}
    .anchor-strip{
      margin-top:18px;
      display:flex;
      gap:12px;
      justify-content:center;
      flex-wrap:wrap;
    }
    .ghost-note{
      margin-top:14px;
      text-align:center;
      color:var(--faint);
      font-size:.88rem;
    }
    @media (max-width: 1100px){
      .cards-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .stats-row{grid-template-columns:repeat(3,minmax(0,1fr))}
      .split-grid{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
    }
    @media (max-width: 920px){
      .hero-content{padding:62px 22px 30px}
      .hero-features{grid-template-columns:1fr; padding:0 18px 22px}
      .post-card{grid-template-columns:1fr}
      .post-thumb img{min-height:220px}
      .cta-inner,
      .footer-top{flex-direction:column; align-items:flex-start}
      .cta-actions,
      .footer-links{justify-content:flex-start}
    }
    @media (max-width: 768px){
      .nav-toggle{display:inline-flex}
      .site-nav{position:relative}
      .nav-menu{
        position:absolute;
        top:58px;
        right:0;
        left:auto;
        min-width:min(340px, calc(100vw - 24px));
        padding:10px;
        border-radius:22px;
        background:rgba(12,17,33,.96);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:var(--shadow);
        display:grid;
        gap:6px;
        opacity:0;
        transform:translateY(-10px);
        pointer-events:none;
        transition:opacity .25s var(--ease), transform .25s var(--ease);
      }
      .nav-menu.open{
        opacity:1;
        transform:translateY(0);
        pointer-events:auto;
      }
      .nav-menu a{justify-content:flex-start}
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .stats-row{grid-template-columns:1fr}
      .hero-shell{border-radius:24px}
    }
    @media (max-width: 560px){
      .container{width:min(var(--container),calc(100% - 20px))}
      .header-inner{min-height:70px}
      .brand-tag{display:none}
      .hero{padding-top:18px}
      .hero-content{padding:56px 16px 24px}
      h1{font-size:clamp(2rem, 10vw, 3rem)}
      .cards-grid{grid-template-columns:1fr}
      .hero-actions,.anchor-strip,.tagline-row{justify-content:stretch}
      .btn,.chip{width:100%}
      .btn{min-height:46px}
      .media-card,.info-card,.faq-card,.cta-card{border-radius:20px}
      .post-body{padding:18px 16px}
    }

/* roulang page: category1 */
:root{
      --bg:#0d0b10;
      --bg-soft:#141018;
      --panel:#1a1520;
      --panel-2:#211827;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,255,255,.16);
      --text:#f6edf3;
      --muted:#cbb8c4;
      --soft:#9f8a98;
      --primary:#e83f72;
      --primary-2:#b11f49;
      --accent:#ffcc66;
      --good:#37d39c;
      --shadow:0 24px 64px rgba(0,0,0,.32);
      --shadow-soft:0 12px 30px rgba(0,0,0,.22);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --space-1:8px;
      --space-2:12px;
      --space-3:16px;
      --space-4:20px;
      --space-5:28px;
      --space-6:36px;
      --space-7:48px;
      --space-8:64px;
      --transition:.28s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(232,63,114,.18), transparent 30%),
        radial-gradient(circle at 85% 10%, rgba(255,204,102,.11), transparent 26%),
        linear-gradient(180deg, #100d14 0%, #0b0910 100%);
      min-height:100vh;
      line-height:1.7;
      letter-spacing:.2px;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }

    a{
      color:inherit;
      text-decoration:none;
      transition:color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    }

    img{
      display:block;
      max-width:100%;
      height:auto;
    }

    button,input,textarea,select{
      font:inherit;
    }

    ::selection{
      background:rgba(232,63,114,.35);
      color:#fff;
    }

    .skip-link{
      position:absolute;
      left:12px;
      top:-48px;
      z-index:1000;
      padding:10px 14px;
      border-radius:999px;
      background:#fff;
      color:#111;
      box-shadow:var(--shadow-soft);
    }
    .skip-link:focus{top:12px}

    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      backdrop-filter: blur(18px);
      background:linear-gradient(180deg, rgba(12,10,15,.92), rgba(12,10,15,.76));
      border-bottom:1px solid rgba(255,255,255,.08);
    }

    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      padding:12px 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }

    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.45), transparent 28%),
        linear-gradient(135deg, #ff6791 0%, #b11f49 55%, #6f1530 100%);
      box-shadow:0 10px 24px rgba(177,31,73,.35), inset 0 1px 0 rgba(255,255,255,.15);
      position:relative;
      flex:none;
    }

    .brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:10px;
      border:1px solid rgba(255,255,255,.25);
      transform:rotate(12deg);
    }

    .brand-text{
      display:flex;
      flex-direction:column;
      min-width:0;
    }

    .brand-name{
      font-size:18px;
      font-weight:800;
      letter-spacing:.6px;
      line-height:1.15;
      white-space:nowrap;
    }

    .brand-tag{
      font-size:12px;
      color:var(--muted);
      white-space:nowrap;
    }

    .site-nav{
      display:flex;
      align-items:center;
      gap:14px;
    }

    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:14px;
      color:var(--text);
      background:rgba(255,255,255,.04);
      cursor:pointer;
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }

    .nav-toggle:hover{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.18);
      transform:translateY(-1px);
    }

    .nav-toggle:focus-visible,
    .btn:focus-visible,
    .card-link:focus-visible,
    .footer-link:focus-visible,
    .brand:focus-visible,
    .nav-menu a:focus-visible{
      outline:none;
      box-shadow:0 0 0 3px rgba(232,63,114,.28);
      border-radius:14px;
    }

    .nav-menu{
      list-style:none;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0;
      margin:0;
    }

    .nav-menu a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      background:transparent;
      font-size:14px;
      font-weight:600;
    }

    .nav-menu a:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }

    .nav-menu a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(232,63,114,.22), rgba(177,31,73,.18));
      border-color:rgba(232,63,114,.34);
      box-shadow:0 10px 24px rgba(177,31,73,.18);
    }

    main{display:block}

    .hero{
      position:relative;
      overflow:hidden;
      padding:34px 0 18px;
    }

    .hero-panel{
      position:relative;
      border:1px solid rgba(255,255,255,.09);
      background:
        linear-gradient(180deg, rgba(16,13,20,.74), rgba(16,13,20,.92)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      overflow:hidden;
    }

    .hero-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 20% 20%, rgba(232,63,114,.24), transparent 28%),
        radial-gradient(circle at 80% 12%, rgba(255,204,102,.16), transparent 22%),
        linear-gradient(180deg, rgba(10,8,12,.18), rgba(10,8,12,.42));
      pointer-events:none;
    }

    .hero-inner{
      position:relative;
      z-index:1;
      padding:32px;
      display:grid;
      grid-template-columns:minmax(0,1.12fr) minmax(280px,.88fr);
      gap:24px;
      align-items:center;
    }

    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#fff;
      border:1px solid rgba(255,255,255,.10);
      font-size:13px;
      font-weight:700;
      letter-spacing:.4px;
      width:fit-content;
    }

    .eyebrow .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(255,204,102,.16);
    }

    .hero h1{
      margin:16px 0 14px;
      font-size:clamp(32px, 5vw, 56px);
      line-height:1.05;
      letter-spacing:.2px;
    }

    .hero-copy{
      font-size:17px;
      color:#f2e6ee;
      max-width:42rem;
      margin:0 0 22px;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-bottom:20px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.3px;
      cursor:pointer;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
    }

    .btn:hover{
      transform:translateY(-2px);
    }

    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
      box-shadow:0 16px 34px rgba(177,31,73,.28);
    }

    .btn-primary:hover{
      box-shadow:0 20px 38px rgba(177,31,73,.34);
    }

    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.11);
    }

    .btn-secondary:hover{
      background:rgba(255,255,255,.1);
      border-color:rgba(255,255,255,.18);
    }

    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }

    .tag{
      display:inline-flex;
      align-items:center;
      min-height:34px;
      padding:0 13px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      color:var(--text);
      border:1px solid rgba(255,255,255,.10);
      font-size:13px;
      font-weight:600;
    }

    .hero-side{
      display:grid;
      gap:14px;
    }

    .hero-spotlight{
      position:relative;
      border-radius:24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.1);
      background:var(--panel);
      min-height:300px;
      box-shadow:var(--shadow-soft);
    }

    .hero-spotlight img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:300px;
      filter:saturate(1.05) contrast(1.02);
    }

    .hero-spotlight::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,8,12,.05) 0%, rgba(10,8,12,.70) 100%);
    }

    .spotlight-copy{
      position:absolute;
      left:0;
      right:0;
      bottom:0;
      z-index:1;
      padding:20px;
    }

    .spotlight-copy strong{
      display:block;
      font-size:18px;
      margin-bottom:6px;
    }

    .spotlight-copy span{
      color:#f1dce6;
      font-size:14px;
    }

    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
    }

    .metric{
      padding:16px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.04));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
    }

    .metric strong{
      display:block;
      font-size:20px;
      line-height:1.1;
      margin-bottom:6px;
    }

    .metric span{
      color:var(--muted);
      font-size:13px;
    }

    .section{
      padding:22px 0 0;
    }

    .section + .section{
      padding-top:26px;
    }

    .section-card{
      background:linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.02));
      border:1px solid rgba(255,255,255,.08);
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }

    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:18px;
      padding:28px 28px 18px;
    }

    .section-head h2{
      margin:0;
      font-size:28px;
      line-height:1.15;
      letter-spacing:.2px;
    }

    .section-head p{
      margin:10px 0 0;
      color:var(--muted);
      max-width:48rem;
    }

    .section-note{
      color:var(--soft);
      font-size:14px;
      white-space:nowrap;
    }

    .grid{
      display:grid;
      gap:16px;
      padding:0 28px 28px;
    }

    .grid-4{
      grid-template-columns:repeat(4, minmax(0,1fr));
    }

    .grid-3{
      grid-template-columns:repeat(3, minmax(0,1fr));
    }

    .grid-2{
      grid-template-columns:repeat(2, minmax(0,1fr));
    }

    .category-card,
    .feature-card,
    .step-card,
    .faq-item,
    .cta-panel{
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border-radius:24px;
      overflow:hidden;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }

    .category-card{
      display:flex;
      flex-direction:column;
      min-height:100%;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition);
    }

    .category-card:hover{
      transform:translateY(-4px);
      border-color:rgba(232,63,114,.24);
      box-shadow:0 20px 38px rgba(0,0,0,.24);
    }

    .card-thumb{
      position:relative;
      aspect-ratio:4/3;
      overflow:hidden;
      background:#20161f;
    }

    .card-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease, filter .5s ease;
    }

    .category-card:hover .card-thumb img,
    .feature-card:hover .feature-image img{
      transform:scale(1.04);
      filter:saturate(1.08);
    }

    .thumb-badge{
      position:absolute;
      left:14px;
      top:14px;
      z-index:1;
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(13,11,16,.68);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:12px;
      font-weight:700;
      backdrop-filter:blur(10px);
    }

    .thumb-badge i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--good);
      display:inline-block;
    }

    .card-body{
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
      flex:1;
    }

    .card-title{
      margin:0;
      font-size:18px;
      line-height:1.25;
    }

    .card-text{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
      flex:1;
    }

    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
    }

    .mini-tag{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
      color:#ead7e2;
      font-size:12px;
      font-weight:600;
    }

    .card-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:auto;
      color:#fff;
      font-weight:700;
      width:fit-content;
    }

    .card-link span{
      transition:transform var(--transition);
    }

    .category-card:hover .card-link span,
    .feature-link:hover span{
      transform:translateX(3px);
    }

    .feature-wrap{
      padding:28px;
      display:grid;
      grid-template-columns:minmax(0,1.03fr) minmax(0,.97fr);
      gap:18px;
      align-items:center;
    }

    .feature-card{
      overflow:hidden;
    }

    .feature-image{
      position:relative;
      min-height:100%;
      aspect-ratio:5/4;
    }

    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }

    .feature-image::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,8,12,.08), rgba(10,8,12,.68));
    }

    .feature-copy{
      position:absolute;
      left:20px;
      right:20px;
      bottom:18px;
      z-index:1;
    }

    .feature-copy .eyebrow{
      margin-bottom:10px;
    }

    .feature-copy strong{
      display:block;
      font-size:22px;
      line-height:1.2;
      margin-bottom:6px;
    }

    .feature-copy span{
      color:#f4e9ef;
      font-size:14px;
    }

    .feature-body{
      padding:0 2px 0 10px;
    }

    .feature-body h3{
      margin:0 0 12px;
      font-size:24px;
      line-height:1.2;
    }

    .feature-body p{
      margin:0 0 18px;
      color:var(--muted);
    }

    .feature-list{
      list-style:none;
      padding:0;
      margin:0 0 18px;
      display:grid;
      gap:12px;
    }

    .feature-list li{
      position:relative;
      padding-left:28px;
      color:#f0e4eb;
    }

    .feature-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.6em;
      width:12px;
      height:12px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--accent), var(--primary));
      box-shadow:0 0 0 4px rgba(255,204,102,.10);
      transform:translateY(-50%);
    }

    .feature-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#fff;
      font-weight:800;
    }

    .step-card{
      padding:22px;
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .step-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.14);
      box-shadow:0 18px 30px rgba(0,0,0,.22);
    }

    .step-num{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:38px;
      height:38px;
      border-radius:12px;
      margin-bottom:14px;
      background:linear-gradient(135deg, rgba(232,63,114,.22), rgba(255,204,102,.18));
      color:#fff;
      font-weight:800;
    }

    .step-card h3{
      margin:0 0 10px;
      font-size:18px;
    }

    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }

    .kpi-row{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:16px;
      padding:0 28px 28px;
    }

    .kpi{
      padding:20px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid rgba(255,255,255,.08);
    }

    .kpi strong{
      display:block;
      font-size:26px;
      line-height:1;
      margin-bottom:10px;
      color:#fff;
    }

    .kpi span{
      display:block;
      color:var(--muted);
      font-size:14px;
    }

    .faq-list{
      display:grid;
      gap:12px;
      padding:0 28px 28px;
    }

    .faq-item{
      overflow:hidden;
    }

    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      font-weight:700;
      color:#fff;
    }

    .faq-item summary::-webkit-details-marker{
      display:none;
    }

    .faq-item summary::after{
      content:"+";
      width:30px;
      height:30px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:999px;
      flex:none;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      transition:transform var(--transition), background var(--transition);
    }

    .faq-item[open] summary{
      border-bottom:1px solid rgba(255,255,255,.08);
    }

    .faq-item[open] summary::after{
      content:"–";
      transform:rotate(180deg);
      background:rgba(232,63,114,.16);
      border-color:rgba(232,63,114,.28);
    }

    .faq-content{
      padding:18px 22px 22px;
      color:var(--muted);
    }

    .cta-panel{
      padding:28px;
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:22px;
      align-items:center;
      background:
        linear-gradient(135deg, rgba(177,31,73,.24), rgba(255,204,102,.09)),
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
    }

    .cta-panel h2{
      margin:0 0 10px;
      font-size:28px;
      line-height:1.2;
    }

    .cta-panel p{
      margin:0;
      color:#f6e7ef;
      max-width:44rem;
    }

    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }

    .site-footer{
      padding:26px 0 28px;
      margin-top:30px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
    }

    .footer-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:24px;
      padding:8px 0 18px;
    }

    .footer-brand{
      max-width:520px;
      color:var(--muted);
    }

    .footer-brand strong{
      display:block;
      color:#fff;
      font-size:18px;
      margin-bottom:8px;
    }

    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }

    .footer-link{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 14px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:var(--muted);
      font-size:14px;
    }

    .footer-link:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.14);
      transform:translateY(-1px);
    }

    .footer-note{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--soft);
      font-size:13px;
    }

    .pulse{
      display:inline-block;
      width:8px;
      height:8px;
      margin-right:8px;
      border-radius:50%;
      background:var(--good);
      box-shadow:0 0 0 0 rgba(55,211,156,.45);
      animation:pulse 1.9s infinite;
      vertical-align:middle;
    }

    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(55,211,156,.42)}
      70%{box-shadow:0 0 0 10px rgba(55,211,156,0)}
      100%{box-shadow:0 0 0 0 rgba(55,211,156,0)}
    }

    @media (max-width: 1024px){
      .hero-inner,
      .feature-wrap,
      .cta-panel{
        grid-template-columns:1fr;
      }
      .grid-4{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .grid-3,
      .kpi-row{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .hero-metrics{
        grid-template-columns:repeat(3, minmax(0,1fr));
      }
    }

    @media (max-width: 768px){
      .header-inner{
        min-height:70px;
      }
      .nav-toggle{
        display:inline-flex;
      }
      .site-nav{
        position:relative;
      }
      .nav-menu{
        position:absolute;
        right:0;
        top:calc(100% + 12px);
        width:min(320px, calc(100vw - 32px));
        flex-direction:column;
        align-items:stretch;
        padding:12px;
        border-radius:20px;
        background:rgba(19,15,23,.96);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:var(--shadow);
        display:none;
      }
      .site-nav.open .nav-menu{
        display:flex;
      }
      .nav-menu a{
        width:100%;
        justify-content:flex-start;
        min-height:44px;
      }
      .hero{
        padding-top:20px;
      }
      .hero-inner{
        padding:24px;
      }
      .section-head,
      .grid,
      .kpi-row,
      .faq-list{
        padding-left:20px;
        padding-right:20px;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .section-note{
        white-space:normal;
      }
      .grid-4,
      .grid-3,
      .grid-2,
      .kpi-row,
      .hero-metrics{
        grid-template-columns:1fr;
      }
      .footer-top,
      .footer-note{
        flex-direction:column;
        align-items:flex-start;
      }
      .footer-links{
        justify-content:flex-start;
      }
    }

    @media (max-width: 520px){
      .container{
        width:min(calc(100% - 24px), var(--container));
      }
      .brand-tag{
        display:none;
      }
      .hero-inner{
        padding:20px;
      }
      .hero h1{
        font-size:clamp(28px, 10vw, 40px);
      }
      .hero-copy{
        font-size:15px;
      }
      .btn,
      .tag{
        width:100%;
      }
      .hero-actions{
        flex-direction:column;
      }
      .hero-tags{
        display:grid;
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .section-head h2,
      .cta-panel h2{
        font-size:24px;
      }
      .card-title,
      .feature-body h3{
        font-size:20px;
      }
      .cta-panel{
        padding:22px;
      }
      .cta-actions{
        width:100%;
        flex-direction:column;
      }
      .cta-actions .btn{
        width:100%;
      }
      .faq-item summary{
        padding:18px 18px;
      }
      .faq-content{
        padding:16px 18px 18px;
      }
    }

/* roulang page: article */
:root{
      --bg:#100d16;
      --bg-soft:#17121f;
      --surface:#21192c;
      --surface-2:#2a2038;
      --card:#fff8f1;
      --card-soft:#fff3e7;
      --text:#fff9f2;
      --text-dark:#201725;
      --muted:#b9aebe;
      --muted-dark:#6f6576;
      --primary:#ff6b8d;
      --primary-2:#ff9f68;
      --accent:#8b5cf6;
      --gold:#ffd38a;
      --line:rgba(255,255,255,.13);
      --line-dark:rgba(32,23,37,.12);
      --shadow:0 24px 70px rgba(0,0,0,.32);
      --shadow-soft:0 16px 38px rgba(25,14,33,.16);
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1160px;
      --ease:all .24s ease;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 0%, rgba(255,107,141,.22), transparent 34%),
        radial-gradient(circle at 90% 12%, rgba(139,92,246,.2), transparent 30%),
        linear-gradient(180deg,#100d16 0%,#17111f 42%,#fff8f1 42%,#fff8f1 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(255,107,141,.32);color:#fff}

    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      background:rgba(16,13,22,.78);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      outline:none;
      border-radius:18px;
    }
    .brand:focus-visible{
      box-shadow:0 0 0 4px rgba(255,107,141,.28);
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:15px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.38), transparent 35%),
        linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 12px 28px rgba(255,107,141,.25);
      position:relative;
      overflow:hidden;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:12px;
      border-radius:50%;
      border:2px solid rgba(255,255,255,.78);
      box-shadow:10px 8px 0 -5px rgba(255,255,255,.72);
    }
    .brand-text{display:grid;line-height:1.18}
    .brand-name{font-size:19px;font-weight:900;letter-spacing:.02em}
    .brand-tag{font-size:12px;color:var(--muted);margin-top:3px}
    .site-nav{display:flex;align-items:center}
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      color:#fff;
      background:rgba(255,255,255,.09);
      border:1px solid var(--line);
      transition:var(--ease);
    }
    .nav-toggle:hover{background:rgba(255,255,255,.15)}
    .nav-menu{
      display:flex;
      align-items:center;
      gap:8px;
      list-style:none;
    }
    .nav-menu a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 15px;
      border-radius:999px;
      color:#f4edf5;
      font-size:14px;
      font-weight:700;
      transition:var(--ease);
      border:1px solid transparent;
    }
    .nav-menu a:hover{
      color:#fff;
      background:rgba(255,255,255,.09);
      border-color:rgba(255,255,255,.12);
      transform:translateY(-1px);
    }
    .nav-menu a.active{
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#211521;
      box-shadow:0 12px 26px rgba(255,107,141,.24);
    }

    main{position:relative}
    .article-hero{
      padding:58px 0 38px;
      position:relative;
      overflow:hidden;
    }
    .article-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(16,13,22,.93),rgba(16,13,22,.62)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      z-index:-2;
    }
    .article-hero::after{
      content:"";
      position:absolute;
      width:420px;
      height:420px;
      right:-120px;
      top:-180px;
      border-radius:50%;
      background:rgba(255,107,141,.18);
      filter:blur(18px);
      z-index:-1;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      color:rgba(255,255,255,.72);
      font-size:14px;
      margin-bottom:28px;
    }
    .breadcrumb a{
      color:#fff;
      font-weight:800;
      transition:var(--ease);
    }
    .breadcrumb a:hover{color:var(--gold)}
    .breadcrumb span{opacity:.72}
    .hero-panel{
      max-width:920px;
      padding:34px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg,rgba(255,255,255,.11),rgba(255,255,255,.045));
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,211,138,.13);
      color:#ffe0a7;
      border:1px solid rgba(255,211,138,.24);
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 5px rgba(255,107,141,.18);
    }
    h1{
      font-size:clamp(32px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.04em;
      color:#fff;
      margin-bottom:18px;
      max-width:860px;
    }
    .hero-summary{
      color:#eadfec;
      font-size:18px;
      max-width:820px;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .meta-item{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 13px;
      border-radius:999px;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.13);
      color:#f7eef7;
      font-size:14px;
      font-weight:700;
    }

    .content-wrap{
      padding:52px 0 76px;
      color:var(--text-dark);
    }
    .article-layout{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 330px;
      gap:28px;
      align-items:start;
    }
    .article-card,
    .side-card,
    .info-card,
    .faq-item,
    .cta-box{
      border:1px solid var(--line-dark);
      background:rgba(255,255,255,.74);
      box-shadow:var(--shadow-soft);
    }
    .article-card{
      border-radius:var(--radius-xl);
      padding:38px;
      overflow:hidden;
    }
    .article-cover{
      border-radius:24px;
      overflow:hidden;
      margin-bottom:28px;
      position:relative;
      background:#24182e;
      min-height:240px;
    }
    .article-cover img{
      width:100%;
      height:360px;
      object-fit:cover;
      opacity:.92;
      transition:transform .45s ease;
    }
    .article-cover:hover img{transform:scale(1.035)}
    .article-cover .cover-label{
      position:absolute;
      left:18px;
      bottom:18px;
      display:inline-flex;
      align-items:center;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(16,13,22,.72);
      color:#fff;
      font-size:13px;
      font-weight:900;
      backdrop-filter:blur(10px);
    }
    .article-content{
      font-size:17px;
      color:#302637;
    }
    .article-content h2,
    .article-content h3,
    .article-content h4{
      color:#1f1825;
      line-height:1.28;
      margin:30px 0 14px;
      letter-spacing:-.02em;
    }
    .article-content h2{font-size:30px}
    .article-content h3{font-size:24px}
    .article-content h4{font-size:20px}
    .article-content p{margin:0 0 18px}
    .article-content a{
      color:#b43b63;
      font-weight:800;
      border-bottom:1px solid rgba(180,59,99,.28);
      transition:var(--ease);
    }
    .article-content a:hover{
      color:#7c2be8;
      border-color:rgba(124,43,232,.32);
    }
    .article-content ul,
    .article-content ol{
      margin:18px 0 22px 22px;
      padding-left:14px;
    }
    .article-content li{margin:8px 0}
    .article-content blockquote{
      margin:24px 0;
      padding:20px 22px;
      border-left:4px solid var(--primary);
      background:linear-gradient(135deg,rgba(255,107,141,.1),rgba(139,92,246,.08));
      border-radius:0 18px 18px 0;
      color:#4b3c53;
      font-weight:700;
    }
    .article-content img{
      border-radius:20px;
      margin:24px auto;
      box-shadow:0 16px 38px rgba(32,23,37,.16);
    }
    .not-found{
      display:grid;
      gap:16px;
      place-items:start;
      padding:34px;
      border-radius:24px;
      background:linear-gradient(135deg,rgba(255,107,141,.08),rgba(139,92,246,.08));
      border:1px dashed rgba(32,23,37,.2);
    }
    .not-found strong{
      font-size:28px;
      color:#1f1825;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 18px;
      border-radius:999px;
      font-weight:900;
      transition:var(--ease);
      border:1px solid transparent;
      user-select:none;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#241323;
      box-shadow:0 14px 30px rgba(255,107,141,.24);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 40px rgba(255,107,141,.3);
    }
    .btn-ghost{
      color:#fff;
      background:rgba(255,255,255,.09);
      border-color:rgba(255,255,255,.16);
    }
    .btn-ghost:hover{
      background:rgba(255,255,255,.15);
      transform:translateY(-2px);
    }
    .side-stack{
      position:sticky;
      top:104px;
      display:grid;
      gap:18px;
    }
    .side-card{
      border-radius:24px;
      padding:22px;
    }
    .side-card.dark{
      color:#fff;
      background:
        linear-gradient(155deg,rgba(33,25,44,.92),rgba(42,32,56,.88)),
        url('/assets/images/coverpic/cover-8.webp') center/cover no-repeat;
      border-color:rgba(255,255,255,.14);
    }
    .side-title{
      font-size:19px;
      line-height:1.35;
      margin-bottom:10px;
      color:inherit;
    }
    .side-desc{
      color:var(--muted-dark);
      font-size:14px;
      margin-bottom:16px;
    }
    .side-card.dark .side-desc{color:#d7ccd9}
    .category-list{
      display:grid;
      gap:10px;
      list-style:none;
      margin-top:12px;
    }
    .category-list a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:12px 13px;
      border-radius:15px;
      background:#fff7ef;
      border:1px solid rgba(32,23,37,.08);
      color:#2b2132;
      font-weight:850;
      transition:var(--ease);
    }
    .category-list a:hover{
      transform:translateX(4px);
      border-color:rgba(255,107,141,.26);
      box-shadow:0 10px 24px rgba(32,23,37,.09);
    }
    .category-list a::after{
      content:"›";
      color:#c8476d;
      font-size:22px;
      line-height:1;
    }
    .safe-note{
      display:flex;
      gap:12px;
      padding:14px;
      border-radius:18px;
      background:rgba(255,211,138,.13);
      border:1px solid rgba(255,211,138,.28);
      color:#fff1cf;
      font-size:14px;
      margin-top:18px;
    }
    .safe-note .dot{
      width:10px;
      height:10px;
      margin-top:8px;
      flex:0 0 auto;
      border-radius:50%;
      background:var(--gold);
      box-shadow:0 0 0 5px rgba(255,211,138,.14);
    }

    .after-article{
      display:grid;
      gap:28px;
      margin-top:36px;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:20px;
    }
    .section-kicker{
      color:#b43b63;
      font-weight:950;
      font-size:13px;
      letter-spacing:.12em;
    }
    .section-title{
      font-size:clamp(26px,3vw,38px);
      line-height:1.2;
      letter-spacing:-.03em;
      color:#211825;
      margin-top:6px;
    }
    .section-text{
      color:var(--muted-dark);
      max-width:560px;
      font-size:15px;
    }
    .info-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .info-card{
      border-radius:22px;
      padding:22px;
      transition:var(--ease);
    }
    .info-card:hover{
      transform:translateY(-4px);
      box-shadow:0 20px 45px rgba(32,23,37,.16);
    }
    .icon-badge{
      width:44px;
      height:44px;
      display:grid;
      place-items:center;
      border-radius:15px;
      margin-bottom:14px;
      color:#241323;
      background:linear-gradient(135deg,var(--primary),var(--gold));
      font-weight:950;
    }
    .info-card h3{
      font-size:19px;
      color:#211825;
      margin-bottom:8px;
    }
    .info-card p{
      color:var(--muted-dark);
      font-size:14px;
    }

    .faq-wrap{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:20px;
      overflow:hidden;
      background:rgba(255,255,255,.78);
    }
    .faq-question{
      width:100%;
      min-height:58px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:16px 20px;
      text-align:left;
      background:transparent;
      color:#211825;
      font-weight:950;
      transition:var(--ease);
    }
    .faq-question:hover{background:rgba(255,107,141,.06)}
    .faq-question:focus-visible{
      outline:3px solid rgba(255,107,141,.34);
      outline-offset:-3px;
    }
    .faq-question span:last-child{
      width:28px;
      height:28px;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:#fff;
      background:#211825;
      flex:0 0 auto;
      transition:var(--ease);
    }
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:#c8476d}
    .faq-answer{
      display:none;
      padding:0 20px 18px;
      color:var(--muted-dark);
      font-size:15px;
    }
    .faq-item.open .faq-answer{display:block}

    .cta-box{
      border-radius:var(--radius-xl);
      padding:30px;
      color:#fff;
      background:
        linear-gradient(135deg,rgba(16,13,22,.88),rgba(42,32,56,.83)),
        url('/assets/images/coverpic/cover-11.webp') center/cover no-repeat;
      border-color:rgba(255,255,255,.14);
      overflow:hidden;
      position:relative;
    }
    .cta-box::after{
      content:"";
      position:absolute;
      width:200px;
      height:200px;
      right:-70px;
      bottom:-90px;
      border-radius:50%;
      background:rgba(255,107,141,.2);
      filter:blur(10px);
    }
    .cta-content{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .cta-content h2{
      font-size:30px;
      line-height:1.22;
      margin-bottom:8px;
      letter-spacing:-.03em;
    }
    .cta-content p{color:#e9deea;max-width:650px}

    .site-footer{
      padding:38px 0;
      background:#100d16;
      color:#fff;
      border-top:1px solid rgba(255,255,255,.1);
    }
    .footer-top{
      display:flex;
      justify-content:space-between;
      gap:34px;
      padding-bottom:24px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      max-width:520px;
      color:#cfc4d2;
      font-size:14px;
    }
    .footer-brand strong{
      display:block;
      color:#fff;
      font-size:22px;
      margin-bottom:8px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
      align-content:flex-start;
    }
    .footer-link{
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      color:#efe7f0;
      font-size:14px;
      font-weight:800;
      transition:var(--ease);
      border:1px solid rgba(255,255,255,.08);
    }
    .footer-link:hover{
      background:rgba(255,107,141,.18);
      border-color:rgba(255,107,141,.24);
      transform:translateY(-2px);
    }
    .footer-note{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      padding-top:18px;
      color:#afa4b4;
      font-size:13px;
    }
    .pulse{
      display:inline-block;
      width:8px;
      height:8px;
      border-radius:50%;
      background:#69f0ae;
      margin-right:8px;
      box-shadow:0 0 0 5px rgba(105,240,174,.12);
    }

    @media (max-width:1024px){
      .article-layout{grid-template-columns:1fr}
      .side-stack{position:relative;top:auto;grid-template-columns:1fr 1fr}
      .side-card.dark{grid-column:1/-1}
      .info-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:768px){
      body{
        background:
          radial-gradient(circle at 10% 0%, rgba(255,107,141,.22), transparent 34%),
          linear-gradient(180deg,#100d16 0%,#17111f 34%,#fff8f1 34%,#fff8f1 100%);
      }
      .container{width:min(100% - 28px, var(--container))}
      .header-inner{min-height:70px}
      .brand-tag{display:none}
      .nav-toggle{display:grid;place-items:center}
      .nav-menu{
        position:absolute;
        left:14px;
        right:14px;
        top:76px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:14px;
        background:rgba(16,13,22,.96);
        border:1px solid rgba(255,255,255,.12);
        border-radius:22px;
        box-shadow:var(--shadow);
      }
      .nav-menu.show{display:flex}
      .nav-menu a{justify-content:flex-start;width:100%}
      .article-hero{padding:40px 0 30px}
      .hero-panel{padding:24px;border-radius:24px}
      .hero-summary{font-size:16px}
      .article-card{padding:24px;border-radius:24px}
      .article-cover img{height:250px}
      .side-stack{grid-template-columns:1fr}
      .section-head{display:block}
      .section-text{margin-top:10px}
      .cta-content{display:block}
      .cta-content .btn{margin-top:18px}
      .footer-top{display:block}
      .footer-links{justify-content:flex-start;margin-top:18px}
    }
    @media (max-width:520px){
      .container{width:min(100% - 22px, var(--container))}
      .brand-mark{width:40px;height:40px;border-radius:14px}
      .brand-name{font-size:17px}
      .hero-panel{padding:20px}
      h1{font-size:31px}
      .meta-item{width:100%;justify-content:center}
      .article-card{padding:18px}
      .article-content{font-size:16px}
      .article-content h2{font-size:25px}
      .article-content h3{font-size:21px}
      .info-grid{grid-template-columns:1fr}
      .cta-box{padding:22px}
      .cta-content h2{font-size:25px}
      .footer-note{display:grid}
    }

/* roulang page: category2 */
:root{
      --bg:#0f1220;
      --bg-soft:#14182a;
      --panel:#171c31;
      --panel-2:#1c2240;
      --text:#eef2ff;
      --muted:#aeb8d8;
      --line:rgba(255,255,255,.09);
      --line-strong:rgba(255,255,255,.16);
      --primary:#ff4d8d;
      --primary-2:#8b7bff;
      --primary-3:#28d7c9;
      --warning:#ffcb57;
      --shadow:0 18px 50px rgba(0,0,0,.28);
      --shadow-soft:0 10px 30px rgba(0,0,0,.18);
      --radius:22px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1180px;
      --space:clamp(18px, 2.2vw, 28px);
      --space-lg:clamp(28px, 4vw, 48px);
      --transition:.24s ease;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(1100px 600px at 8% 0%, rgba(139,123,255,.20), transparent 55%),
        radial-gradient(900px 500px at 88% 10%, rgba(255,77,141,.18), transparent 50%),
        linear-gradient(180deg, #0d1020 0%, #111528 38%, #0d1020 100%);
      line-height:1.7;
      letter-spacing:.02em;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(255,77,141,.28);color:#fff}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(180%) blur(18px);
      background:rgba(11,14,27,.72);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:14px;
      min-width:max-content;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.42), transparent 28%),
        linear-gradient(145deg, var(--primary), var(--primary-2));
      box-shadow:0 12px 30px rgba(255,77,141,.28);
      position:relative;
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border:1px solid rgba(255,255,255,.42);
      border-radius:11px;
      transform:rotate(12deg);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      gap:2px;
      line-height:1.2;
    }
    .brand-name{
      font-size:1.02rem;
      font-weight:800;
      letter-spacing:.08em;
    }
    .brand-tag{
      font-size:.82rem;
      color:var(--muted);
    }
    .site-nav{
      display:flex;
      align-items:center;
      gap:16px;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:14px;
      background:rgba(255,255,255,.04);
      color:var(--text);
      cursor:pointer;
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .nav-toggle:hover{background:rgba(255,255,255,.08);border-color:var(--line-strong)}
    .nav-toggle:active{transform:scale(.98)}
    .nav-toggle:focus-visible,
    .btn:focus-visible,
    .footer-link:focus-visible,
    .nav-menu a:focus-visible,
    summary:focus-visible,
    .chip:focus-visible{
      outline:3px solid rgba(255,77,141,.38);
      outline-offset:3px;
    }
    .nav-menu{
      list-style:none;
      display:flex;
      align-items:center;
      gap:10px;
      padding:0;
      margin:0;
    }
    .nav-menu a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      transition:transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .nav-menu a:hover{
      color:var(--text);
      background:rgba(255,255,255,.05);
      border-color:var(--line);
      box-shadow:var(--shadow-soft);
      transform:translateY(-1px);
    }
    .nav-menu a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(255,77,141,.92), rgba(139,123,255,.92));
      border-color:transparent;
      box-shadow:0 12px 26px rgba(255,77,141,.18);
    }
    .hero{
      position:relative;
      overflow:hidden;
      padding:28px 0 12px;
    }
    .hero-shell{
      position:relative;
      border:1px solid rgba(255,255,255,.10);
      border-radius:32px;
      overflow:hidden;
      background:
        linear-gradient(135deg, rgba(15,18,32,.84), rgba(17,21,40,.76)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(15,18,32,.88) 0%, rgba(15,18,32,.58) 55%, rgba(15,18,32,.20) 100%),
        linear-gradient(180deg, rgba(15,18,32,.08), rgba(15,18,32,.28));
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.25fr .95fr;
      gap:24px;
      align-items:stretch;
      padding:clamp(24px, 4vw, 46px);
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      color:#f6d8e4;
      font-size:.84rem;
      letter-spacing:.08em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--primary-3);
      box-shadow:0 0 0 6px rgba(40,215,201,.12);
    }
    .hero h1{
      margin:18px 0 14px;
      font-size:clamp(2rem, 4vw, 4.15rem);
      line-height:1.08;
      letter-spacing:.02em;
    }
    .hero p{
      margin:0;
      color:#d4dbf4;
      max-width:62ch;
      font-size:1.04rem;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:48px;
      padding:0 18px;
      border-radius:14px;
      border:1px solid transparent;
      cursor:pointer;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      user-select:none;
      font-weight:700;
      letter-spacing:.04em;
    }
    .btn:hover{transform:translateY(-1px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 16px 30px rgba(255,77,141,.22);
    }
    .btn-primary:hover{box-shadow:0 20px 36px rgba(255,77,141,.28)}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.05);
      border-color:var(--line);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.08);
      border-color:var(--line-strong);
    }
    .hero-pills{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
      padding:0;
      list-style:none;
    }
    .hero-pills li,
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:36px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.05);
      color:#dce2fb;
      font-size:.92rem;
    }
    .hero-panel{
      position:relative;
      align-self:stretch;
      display:flex;
      flex-direction:column;
      gap:14px;
      justify-content:flex-end;
      min-height:420px;
    }
    .hero-media{
      position:relative;
      flex:1;
      border-radius:24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
      background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
    }
    .hero-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:280px;
      filter:saturate(1.04) contrast(1.02);
      transform:scale(1.01);
    }
    .hero-media::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(10,12,22,.00) 35%, rgba(10,12,22,.72) 100%);
      pointer-events:none;
    }
    .hero-card{
      position:absolute;
      left:16px;
      right:16px;
      bottom:16px;
      z-index:2;
      padding:16px 16px 15px;
      border-radius:18px;
      background:rgba(10,12,22,.76);
      border:1px solid rgba(255,255,255,.1);
      backdrop-filter:blur(12px);
      box-shadow:0 12px 30px rgba(0,0,0,.22);
    }
    .hero-card strong{
      display:block;
      font-size:1rem;
      margin-bottom:6px;
    }
    .hero-card span{
      display:block;
      color:var(--muted);
      font-size:.92rem;
    }
    .section{
      padding:var(--space-lg) 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:20px;
    }
    .section-title{
      margin:0;
      font-size:clamp(1.4rem, 2.2vw, 2.1rem);
      line-height:1.15;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:62ch;
      font-size:.98rem;
    }
    .stat-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:16px;
    }
    .stat{
      padding:20px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .stat .label{
      color:var(--muted);
      font-size:.92rem;
    }
    .stat .value{
      margin-top:10px;
      font-size:clamp(1.4rem, 2vw, 2.1rem);
      font-weight:800;
      line-height:1.1;
    }
    .stat .desc{
      margin-top:8px;
      color:#d4dbf4;
      font-size:.94rem;
    }
    .grid-4{
      display:grid;
      grid-template-columns:repeat(4, minmax(0, 1fr));
      gap:18px;
    }
    .feature-card{
      overflow:hidden;
      border-radius:24px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      min-height:100%;
    }
    .feature-card:hover{
      transform:translateY(-4px);
      border-color:rgba(255,255,255,.16);
      box-shadow:0 18px 38px rgba(0,0,0,.24);
    }
    .feature-image{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
    }
    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .5s ease;
    }
    .feature-card:hover .feature-image img{transform:scale(1.05)}
    .feature-body{
      padding:18px 18px 20px;
    }
    .feature-body h3{
      margin:8px 0 10px;
      font-size:1.08rem;
      line-height:1.3;
    }
    .feature-body p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.04);
      color:#dae1fb;
      font-size:.82rem;
    }
    .feature-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      margin-top:16px;
      color:#fff;
      font-weight:700;
    }
    .feature-link::after{
      content:"→";
      transition:transform var(--transition);
    }
    .feature-card:hover .feature-link::after{transform:translateX(3px)}
    .channel-wrap{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
      align-items:start;
    }
    .channel-panel,
    .process-panel,
    .faq-panel,
    .cta-panel{
      padding:22px;
      border-radius:26px;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      box-shadow:var(--shadow-soft);
    }
    .channel-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:14px;
    }
    .channel{
      position:relative;
      padding:18px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.04);
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .channel:hover{
      transform:translateY(-2px);
      border-color:rgba(255,255,255,.16);
      background:rgba(255,255,255,.06);
    }
    .channel.active{
      background:
        linear-gradient(135deg, rgba(255,77,141,.18), rgba(139,123,255,.16)),
        rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.18);
    }
    .channel .badge{
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      color:#fff;
      font-size:.82rem;
      margin-bottom:12px;
    }
    .channel h3{
      margin:0 0 8px;
      font-size:1.08rem;
    }
    .channel p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .channel .enter{
      display:inline-flex;
      margin-top:14px;
      color:#fff;
      font-weight:700;
    }
    .note-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:14px;
    }
    .note-list li{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:16px 0;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .note-list li:last-child{border-bottom:none;padding-bottom:0}
    .note-step{
      width:38px;
      height:38px;
      flex:0 0 38px;
      border-radius:12px;
      display:grid;
      place-items:center;
      font-weight:800;
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 10px 22px rgba(255,77,141,.18);
    }
    .note-copy h4{
      margin:0 0 6px;
      font-size:1rem;
    }
    .note-copy p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .flow-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:16px;
    }
    .flow{
      padding:20px;
      border-radius:22px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .flow .index{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:38px;
      height:38px;
      border-radius:12px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      font-weight:800;
      color:#fff;
      margin-bottom:14px;
    }
    .flow h3{
      margin:0 0 10px;
      font-size:1.06rem;
    }
    .flow p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .faq-panel details{
      border-radius:18px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.04);
      padding:0 16px;
      margin-bottom:12px;
      overflow:hidden;
    }
    .faq-panel summary{
      list-style:none;
      cursor:pointer;
      padding:16px 0;
      font-weight:700;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }
    .faq-panel summary::-webkit-details-marker{display:none}
    .faq-panel summary::after{
      content:"+";
      color:#fff;
      font-size:1.25rem;
      line-height:1;
      transition:transform var(--transition);
    }
    .faq-panel details[open] summary::after{
      content:"–";
    }
    .faq-panel .answer{
      padding:0 0 16px;
      color:var(--muted);
    }
    .cta-panel{
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      background:
        radial-gradient(700px 240px at 5% 50%, rgba(255,77,141,.20), transparent 70%),
        linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
    }
    .cta-panel h2{
      margin:0 0 8px;
      font-size:clamp(1.5rem, 2.4vw, 2.2rem);
    }
    .cta-panel p{
      margin:0;
      color:var(--muted);
      max-width:58ch;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:12px;
    }
    .site-footer{
      margin-top:var(--space-lg);
      padding:26px 0 28px;
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(7,9,18,.45);
    }
    .footer-top{
      display:flex;
      gap:24px;
      justify-content:space-between;
      align-items:flex-start;
      padding-bottom:18px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .footer-brand strong{
      display:block;
      margin-bottom:8px;
      font-size:1.05rem;
      letter-spacing:.08em;
    }
    .footer-brand div{
      color:var(--muted);
      max-width:48ch;
      font-size:.94rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }
    .footer-link{
      min-height:38px;
      display:inline-flex;
      align-items:center;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.04);
      color:#dfe5ff;
      transition:transform var(--transition), border-color var(--transition), background var(--transition);
    }
    .footer-link:hover{
      transform:translateY(-1px);
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.16);
    }
    .footer-note{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:16px;
      color:var(--muted);
      font-size:.92rem;
    }
    .pulse{
      display:inline-block;
      width:8px;
      height:8px;
      margin-right:8px;
      border-radius:50%;
      background:var(--primary-3);
      box-shadow:0 0 0 6px rgba(40,215,201,.12);
      vertical-align:middle;
    }
    .subtle-line{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.14), transparent);
      margin:8px 0 0;
    }
    .mini-strip{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:16px;
    }
    .mini-strip .chip{
      color:#eef2ff;
    }
    .section-anchor{
      scroll-margin-top:96px;
    }
    .jump{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .jump a{
      display:inline-flex;
      align-items:center;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.1);
      color:#dfe5ff;
    }
    .jump a:hover{background:rgba(255,255,255,.07)}
    .muted{
      color:var(--muted);
    }
    @media (max-width: 1024px){
      .hero-grid,
      .channel-wrap,
      .cta-panel{
        grid-template-columns:1fr;
      }
      .grid-4{
        grid-template-columns:repeat(2, minmax(0, 1fr));
      }
      .stat-grid,
      .flow-grid{
        grid-template-columns:repeat(2, minmax(0, 1fr));
      }
      .hero-panel{min-height:360px}
      .footer-top{
        flex-direction:column;
      }
      .footer-links{justify-content:flex-start}
    }
    @media (max-width: 768px){
      .header-inner{
        min-height:70px;
      }
      .nav-toggle{display:inline-flex}
      .site-nav{margin-left:auto}
      .nav-menu{
        position:absolute;
        left:16px;
        right:16px;
        top:76px;
        display:grid;
        gap:8px;
        padding:14px;
        border-radius:22px;
        border:1px solid rgba(255,255,255,.12);
        background:rgba(9,11,20,.96);
        box-shadow:var(--shadow);
        transform:translateY(-8px);
        opacity:0;
        pointer-events:none;
        transition:opacity var(--transition), transform var(--transition);
      }
      .nav-menu.is-open{
        opacity:1;
        pointer-events:auto;
        transform:translateY(0);
      }
      .nav-menu a{
        width:100%;
        justify-content:flex-start;
        border-radius:16px;
        padding:0 14px;
      }
      .hero{
        padding-top:16px;
      }
      .hero-shell{
        border-radius:24px;
      }
      .hero-grid{
        gap:20px;
        padding:22px;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .grid-4,
      .stat-grid,
      .flow-grid,
      .channel-grid{
        grid-template-columns:1fr;
      }
      .hero-card{
        left:12px;
        right:12px;
        bottom:12px;
      }
      .hero h1{
        margin-top:14px;
      }
      .cta-actions{
        justify-content:flex-start;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 24px));
      }
      .brand-tag{
        display:none;
      }
      .hero-grid{
        padding:16px;
      }
      .hero p,
      .section-desc,
      .cta-panel p,
      .footer-brand div{
        font-size:.94rem;
      }
      .btn{
        width:100%;
      }
      .hero-actions,
      .cta-actions,
      .jump,
      .mini-strip{
        width:100%;
      }
      .hero-pills,
      .card-meta{
        gap:8px;
      }
      .channel-panel,
      .process-panel,
      .faq-panel,
      .cta-panel{
        padding:16px;
        border-radius:22px;
      }
      .feature-body,
      .stat,
      .flow,
      .channel{
        padding:16px;
      }
    }

/* roulang page: category4 */
:root{
      --bg:#07111f;
      --bg-2:#0b1730;
      --panel:#0f1b32cc;
      --panel-solid:#0f1b32;
      --card:#111f39;
      --card-2:#142646;
      --line:rgba(255,255,255,.10);
      --line-2:rgba(255,255,255,.16);
      --text:#ecf4ff;
      --muted:#a8b7d4;
      --soft:#7f94b8;
      --brand:#7c5cff;
      --brand-2:#29d3c2;
      --brand-3:#ff8f6b;
      --shadow:0 24px 70px rgba(0,0,0,.34);
      --shadow-soft:0 10px 30px rgba(0,0,0,.22);
      --radius:22px;
      --radius-lg:30px;
      --radius-sm:14px;
      --container:1180px;
      --space:clamp(18px,2.2vw,28px);
      --space-lg:clamp(28px,4vw,52px);
      --transition:180ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 10% 0%, rgba(124,92,255,.20), transparent 60%),
        radial-gradient(900px 500px at 90% 10%, rgba(41,211,194,.14), transparent 55%),
        linear-gradient(180deg, #06101d 0%, #091425 45%, #07111f 100%);
      line-height:1.72;
      letter-spacing:.2px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),opacity var(--transition),transform var(--transition),background var(--transition),border-color var(--transition),box-shadow var(--transition)}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(124,92,255,.35);color:#fff}
    .container{
      width:min(var(--container),calc(100% - 32px));
      margin:0 auto;
    }
    .sr-only{
      position:absolute;
      width:1px;height:1px;
      padding:0;margin:-1px;
      overflow:hidden;clip:rect(0,0,0,0);
      white-space:nowrap;border:0;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:blur(18px);
      background:rgba(7,17,31,.74);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .header-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      min-height:76px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:14px;
      min-width:0;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:14px;
      position:relative;
      background:
        linear-gradient(135deg, rgba(124,92,255,1), rgba(41,211,194,1));
      box-shadow:0 16px 30px rgba(124,92,255,.24);
      flex:none;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:9px;
      border-radius:11px;
      border:1.5px solid rgba(255,255,255,.85);
      transform:rotate(12deg);
    }
    .brand-mark::after{
      inset:14px 10px 10px 14px;
      transform:rotate(-12deg);
      opacity:.72;
    }
    .brand-text{display:flex;flex-direction:column;min-width:0}
    .brand-name{
      font-size:1.05rem;
      font-weight:800;
      letter-spacing:.5px;
      white-space:nowrap;
    }
    .brand-tag{
      font-size:.85rem;
      color:var(--muted);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .site-nav{
      display:flex;
      align-items:center;
      gap:14px;
    }
    .nav-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      width:46px;height:46px;
      border-radius:14px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.03);
      color:var(--text);
      box-shadow:var(--shadow-soft);
      cursor:pointer;
    }
    .nav-toggle:hover{border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.06)}
    .nav-toggle:focus-visible,
    .btn:focus-visible,
    .topic-link:focus-visible,
    .footer-link:focus-visible,
    .search-field:focus-visible,
    .community-form button:focus-visible,
    .faq-item summary:focus-visible{
      outline:3px solid rgba(41,211,194,.4);
      outline-offset:3px;
    }
    .nav-menu{
      list-style:none;
      display:flex;
      align-items:center;
      gap:10px;
      padding:0;
      margin:0;
    }
    .nav-menu a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:11px 16px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      background:transparent;
      font-size:.95rem;
      font-weight:600;
    }
    .nav-menu a:hover{
      color:var(--text);
      background:rgba(255,255,255,.05);
      border-color:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }
    .nav-menu a.active,
    .nav-menu a[aria-current="page"]{
      color:#fff;
      background:linear-gradient(135deg, rgba(124,92,255,.95), rgba(41,211,194,.9));
      box-shadow:0 14px 30px rgba(124,92,255,.24);
    }

    main{display:block}
    .hero{
      position:relative;
      overflow:hidden;
      padding:clamp(28px,5vw,56px) 0 26px;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(7,17,31,.26), rgba(7,17,31,.86)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      z-index:-2;
      transform:scale(1.04);
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(800px 300px at 18% 18%, rgba(124,92,255,.30), transparent 60%),
        radial-gradient(680px 260px at 82% 18%, rgba(41,211,194,.22), transparent 58%);
      z-index:-1;
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.2fr) minmax(320px,.9fr);
      gap:24px;
      align-items:stretch;
    }
    .hero-copy,
    .hero-panel{
      border:1px solid rgba(255,255,255,.12);
      background:linear-gradient(180deg, rgba(13,24,43,.72), rgba(10,18,33,.82));
      box-shadow:var(--shadow);
      border-radius:var(--radius-lg);
      overflow:hidden;
    }
    .hero-copy{
      padding:clamp(24px,4vw,42px);
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-height:520px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:fit-content;
      padding:8px 14px;
      border-radius:999px;
      color:#d6ecff;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      font-size:.92rem;
      font-weight:700;
      letter-spacing:.4px;
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--brand-2);
      box-shadow:0 0 0 6px rgba(41,211,194,.12);
    }
    h1{
      margin:18px 0 14px;
      font-size:clamp(2.2rem,5vw,4.5rem);
      line-height:1.08;
      letter-spacing:-.8px;
    }
    .hero-lead{
      margin:0;
      max-width:48rem;
      color:#d7e1f4;
      font-size:1.04rem;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:26px 0 20px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.2px;
      cursor:pointer;
      user-select:none;
    }
    .btn-primary{
      color:#06101d;
      background:linear-gradient(135deg, #eaf3ff, #bdeaff);
      box-shadow:0 16px 34px rgba(41,211,194,.18);
    }
    .btn-primary:hover{transform:translateY(-1px);box-shadow:0 20px 40px rgba(41,211,194,.24)}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.14);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.22);
      transform:translateY(-1px);
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:8px 12px;
      border-radius:999px;
      color:#dbe7fb;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      font-size:.9rem;
      white-space:nowrap;
    }

    .search-box{
      margin-top:auto;
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:10px;
      align-items:center;
      padding-top:22px;
    }
    .search-field{
      width:100%;
      height:50px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.05);
      color:#fff;
      padding:0 16px;
      outline:none;
      transition:border-color var(--transition),background var(--transition),box-shadow var(--transition);
    }
    .search-field::placeholder{color:#91a2c3}
    .search-field:hover{border-color:rgba(255,255,255,.22)}
    .search-field:focus{
      border-color:rgba(41,211,194,.58);
      box-shadow:0 0 0 4px rgba(41,211,194,.12);
      background:rgba(255,255,255,.07);
    }
    .search-box button{
      min-height:50px;
      padding:0 18px;
      border:none;
      border-radius:16px;
      color:#07111f;
      background:linear-gradient(135deg, var(--brand-2), #c9fff8);
      font-weight:800;
      cursor:pointer;
    }
    .search-box button:hover{transform:translateY(-1px);box-shadow:0 16px 28px rgba(41,211,194,.18)}

    .hero-panel{
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:16px;
      min-height:520px;
    }
    .panel-photo{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      min-height:214px;
      background:#0d1728;
      border:1px solid rgba(255,255,255,.1);
    }
    .panel-photo img{
      width:100%;
      height:100%;
      object-fit:cover;
      transform:scale(1.01);
      transition:transform .45s ease;
    }
    .panel-photo:hover img{transform:scale(1.06)}
    .panel-photo .photo-mask{
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 0%, rgba(7,17,31,.12) 48%, rgba(7,17,31,.84) 100%);
    }
    .panel-photo .photo-text{
      position:absolute;
      left:18px;right:18px;bottom:18px;
      z-index:2;
    }
    .photo-kicker{
      display:inline-flex;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(7,17,31,.55);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:.85rem;
      margin-bottom:10px;
    }
    .photo-title{
      margin:0;
      font-size:1.34rem;
      line-height:1.22;
    }
    .photo-desc{
      margin:8px 0 0;
      color:#d6e1f5;
      font-size:.95rem;
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .metric{
      padding:16px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      border:1px solid rgba(255,255,255,.09);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .metric strong{
      display:block;
      font-size:1.34rem;
      line-height:1.1;
      letter-spacing:.3px;
    }
    .metric span{
      display:block;
      margin-top:7px;
      color:var(--muted);
      font-size:.92rem;
    }

    .section{
      padding:var(--space-lg) 0;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:16px;
      margin-bottom:18px;
    }
    .section-title{
      margin:0;
      font-size:clamp(1.55rem,3vw,2.35rem);
      line-height:1.18;
      letter-spacing:-.3px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:52rem;
      font-size:.98rem;
    }

    .subtle-strip{
      margin-top:-4px;
      padding:0 0 8px;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      color:var(--muted);
      font-size:.92rem;
    }
    .breadcrumb a{
      color:#dce8fb;
      opacity:.88;
    }
    .breadcrumb a:hover{opacity:1;text-decoration:underline}
    .breadcrumb .sep{opacity:.45}

    .card-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .info-card,
    .topic-card,
    .step-card,
    .faq-item,
    .cta-panel,
    .highlight-panel,
    .quote-panel{
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(17,31,57,.94), rgba(13,23,42,.94));
      border:1px solid rgba(255,255,255,.09);
      box-shadow:var(--shadow-soft);
    }
    .info-card{
      padding:20px;
      min-height:100%;
      position:relative;
      overflow:hidden;
    }
    .info-card::after{
      content:"";
      position:absolute;
      inset:auto -20px -20px auto;
      width:120px;height:120px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(124,92,255,.22), transparent 70%);
      pointer-events:none;
    }
    .info-flag{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      color:#d7f3ff;
      background:rgba(41,211,194,.12);
      border:1px solid rgba(41,211,194,.18);
      font-size:.82rem;
      margin-bottom:12px;
    }
    .info-title{
      margin:0 0 8px;
      font-size:1.1rem;
    }
    .info-text{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }

    .split{
      display:grid;
      grid-template-columns:minmax(0,1fr) minmax(0,1.06fr);
      gap:18px;
      align-items:stretch;
    }
    .highlight-panel{
      overflow:hidden;
    }
    .highlight-media{
      position:relative;
      min-height:100%;
      min-height:420px;
      background:#0d1728;
    }
    .highlight-media img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .highlight-media .overlay{
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(7,17,31,.05) 0%, rgba(7,17,31,.22) 34%, rgba(7,17,31,.88) 100%);
    }
    .highlight-media .label{
      position:absolute;
      left:20px;top:20px;
      z-index:2;
      display:inline-flex;
      align-items:center;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(7,17,31,.55);
      border:1px solid rgba(255,255,255,.12);
      font-size:.86rem;
    }
    .highlight-media .headline{
      position:absolute;
      left:20px;right:20px;bottom:20px;
      z-index:2;
    }
    .highlight-media h2{
      margin:0;
      font-size:1.9rem;
      line-height:1.18;
    }
    .highlight-media p{
      margin:10px 0 0;
      color:#dbe7fb;
    }
    .highlight-body{
      padding:24px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:18px;
    }
    .bullet-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .bullet-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:#d9e3f5;
    }
    .bullet-dot{
      width:10px;
      height:10px;
      border-radius:50%;
      margin-top:8px;
      background:linear-gradient(135deg, var(--brand-2), var(--brand));
      box-shadow:0 0 0 5px rgba(41,211,194,.1);
      flex:none;
    }
    .mini-callout{
      padding:16px 18px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.03);
      color:#d9e3f5;
    }

    .topic-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .topic-card{
      overflow:hidden;
      display:flex;
      flex-direction:column;
      min-height:100%;
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }
    .topic-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,255,255,.16);
      box-shadow:0 18px 40px rgba(0,0,0,.30);
    }
    .topic-thumb{
      position:relative;
      aspect-ratio: 4 / 3;
      overflow:hidden;
      background:#0d1728;
    }
    .topic-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .45s ease;
    }
    .topic-card:hover .topic-thumb img{transform:scale(1.06)}
    .topic-thumb .shade{
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(7,17,31,.04), rgba(7,17,31,.72));
    }
    .topic-body{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding:18px;
      flex:1;
    }
    .topic-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:.85rem;
    }
    .topic-title{
      margin:0;
      font-size:1.08rem;
      line-height:1.3;
    }
    .topic-desc{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .topic-link{
      margin-top:auto;
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:fit-content;
      color:#eaf6ff;
      font-weight:700;
    }
    .topic-link::after{
      content:"→";
      transition:transform var(--transition);
    }
    .topic-card:hover .topic-link::after{transform:translateX(3px)}
    .topic-card.active{
      outline:1px solid rgba(41,211,194,.28);
      box-shadow:0 18px 42px rgba(41,211,194,.12);
    }
    .topic-badge{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      color:#e7fbf8;
      background:rgba(41,211,194,.12);
      border:1px solid rgba(41,211,194,.18);
      font-size:.82rem;
      margin-left:auto;
    }

    .workflow{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .step-card{
      padding:20px;
      position:relative;
      overflow:hidden;
    }
    .step-index{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:40px;height:40px;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(124,92,255,.95), rgba(41,211,194,.88));
      color:#fff;
      font-weight:800;
      box-shadow:0 10px 24px rgba(124,92,255,.18);
      margin-bottom:14px;
    }
    .step-card h3{
      margin:0 0 8px;
      font-size:1.06rem;
    }
    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }

    .quote-panel{
      padding:22px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
      align-items:center;
    }
    .quote-panel blockquote{
      margin:0;
      font-size:1.1rem;
      color:#eaf2ff;
    }
    .quote-panel cite{
      display:block;
      margin-top:12px;
      color:var(--muted);
      font-style:normal;
      font-size:.92rem;
    }
    .quote-stats{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .quote-stat{
      padding:18px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.03);
    }
    .quote-stat strong{
      display:block;
      font-size:1.45rem;
      line-height:1.1;
    }
    .quote-stat span{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:.92rem;
    }

    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      font-weight:700;
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary span{
      color:var(--text);
      line-height:1.4;
    }
    .faq-item summary .plus{
      width:32px;height:32px;
      border-radius:11px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#d9ebff;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      flex:none;
      transition:transform var(--transition), background var(--transition);
    }
    .faq-item[open] summary .plus{
      transform:rotate(45deg);
      background:rgba(124,92,255,.18);
    }
    .faq-answer{
      padding:0 20px 18px;
      color:var(--muted);
    }

    .cta-panel{
      padding:26px;
      display:grid;
      grid-template-columns:1.15fr auto;
      gap:18px;
      align-items:center;
      background:
        linear-gradient(135deg, rgba(124,92,255,.18), rgba(41,211,194,.11)),
        linear-gradient(180deg, rgba(17,31,57,.96), rgba(13,23,42,.96));
    }
    .cta-panel h2{
      margin:0 0 8px;
      font-size:clamp(1.45rem,2.8vw,2.1rem);
      line-height:1.2;
    }
    .cta-panel p{
      margin:0;
      color:#d9e4f7;
      max-width:58rem;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }

    .site-footer{
      margin-top:8px;
      padding:32px 0 22px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(7,17,31,.06), rgba(7,17,31,.18));
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.3fr .9fr;
      gap:24px;
      align-items:start;
      padding-bottom:18px;
    }
    .footer-brand strong{
      display:block;
      font-size:1.1rem;
      margin-bottom:10px;
    }
    .footer-brand div{
      color:var(--muted);
      max-width:42rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-link{
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      color:#dfeaff;
      font-size:.92rem;
    }
    .footer-link:hover{
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.14);
      transform:translateY(-1px);
    }
    .footer-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
      align-items:center;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--muted);
      font-size:.92rem;
    }
    .pulse{
      display:inline-block;
      width:9px;height:9px;
      border-radius:50%;
      background:var(--brand-2);
      box-shadow:0 0 0 0 rgba(41,211,194,.5);
      animation:pulse 2.1s infinite;
      margin-right:8px;
      vertical-align:middle;
    }
    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(41,211,194,.5)}
      70%{box-shadow:0 0 0 12px rgba(41,211,194,0)}
      100%{box-shadow:0 0 0 0 rgba(41,211,194,0)}
    }

    @media (max-width: 1120px){
      .card-grid,
      .topic-grid,
      .workflow{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .hero-grid,
      .split,
      .quote-panel,
      .cta-panel,
      .footer-top{
        grid-template-columns:1fr;
      }
      .hero-copy,
      .hero-panel{
        min-height:auto;
      }
      .highlight-media{
        min-height:360px;
      }
      .cta-actions,
      .footer-links{
        justify-content:flex-start;
      }
    }
    @media (max-width: 768px){
      .header-inner{
        align-items:flex-start;
      }
      .site-nav{position:relative}
      .nav-toggle{display:inline-flex}
      .nav-menu{
        position:absolute;
        right:0;
        top:58px;
        width:min(320px, calc(100vw - 32px));
        padding:12px;
        border-radius:20px;
        background:rgba(9,20,37,.97);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:var(--shadow);
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        display:none;
      }
      .site-nav.nav-open .nav-menu{display:flex}
      .nav-menu a{width:100%;justify-content:flex-start}
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .search-box{
        grid-template-columns:1fr;
      }
      .metric-grid{
        grid-template-columns:1fr 1fr;
      }
      .hero-copy{
        padding:22px;
      }
      h1{font-size:clamp(2rem,8vw,3.2rem)}
    }
    @media (max-width: 520px){
      .container{width:min(var(--container),calc(100% - 24px))}
      .brand-tag{display:none}
      .card-grid,
      .topic-grid,
      .workflow,
      .metric-grid{
        grid-template-columns:1fr;
      }
      .hero{
        padding-top:18px;
      }
      .hero-copy,
      .hero-panel,
      .highlight-body,
      .cta-panel,
      .info-card,
      .step-card,
      .topic-body{
        padding:18px;
      }
      .hero-actions,
      .hero-tags,
      .cta-actions{
        flex-direction:column;
        align-items:stretch;
      }
      .btn,
      .footer-link{
        width:100%;
      }
      .footer-note{
        flex-direction:column;
        align-items:flex-start;
      }
      .highlight-media h2{font-size:1.5rem}
      .quote-panel blockquote{font-size:1rem}
    }

/* roulang page: category3 */
:root{
      --bg:#07111f;
      --bg-soft:#0c1730;
      --panel:#0f1b35;
      --panel-2:#122042;
      --card:#101c34;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(255,255,255,.16);
      --text:#edf3ff;
      --muted:#a9b8d6;
      --faint:#7f8cab;
      --brand:#6ce6c7;
      --brand-2:#67a7ff;
      --brand-3:#f0b86c;
      --danger:#ff6b8b;
      --shadow:0 24px 60px rgba(2, 8, 20, .38);
      --shadow-soft:0 16px 36px rgba(2, 8, 20, .24);
      --radius:22px;
      --radius-sm:16px;
      --radius-xs:12px;
      --container:1180px;
      --gap:24px;
      --gap-sm:16px;
      --gap-xs:10px;
      --transition:.24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 10% 0%, rgba(108,230,199,.14), transparent 55%),
        radial-gradient(1000px 650px at 90% 10%, rgba(103,167,255,.12), transparent 50%),
        linear-gradient(180deg, #060d19 0%, #0a1325 38%, #07111f 100%);
      line-height:1.7;
      min-height:100vh;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(108,230,199,.28);color:#fff}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      backdrop-filter:saturate(140%) blur(18px);
      background:rgba(6, 13, 25, .72);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:14px;
      min-width:0;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(108,230,199,1), rgba(103,167,255,1));
      box-shadow:0 14px 24px rgba(103,167,255,.24), inset 0 1px 0 rgba(255,255,255,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:10px;
      border:1.5px solid rgba(255,255,255,.42);
      transform:rotate(18deg);
    }
    .brand-mark::after{
      inset:14px 12px 12px 14px;
      transform:rotate(-14deg);
      opacity:.75;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      gap:2px;
      min-width:0;
    }
    .brand-name{
      font-size:1.05rem;
      font-weight:800;
      letter-spacing:.02em;
      line-height:1.15;
    }
    .brand-tag{
      color:var(--muted);
      font-size:.88rem;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .site-nav{
      display:flex;
      align-items:center;
      gap:14px;
    }
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:14px;
      background:rgba(255,255,255,.04);
      color:var(--text);
      transition:transform var(--transition), border-color var(--transition), background var(--transition);
    }
    .nav-toggle:hover{
      transform:translateY(-1px);
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.18);
    }
    .nav-toggle:focus-visible,
    .brand:focus-visible,
    .nav-menu a:focus-visible,
    .btn:focus-visible,
    .footer-link:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible{
      outline:3px solid rgba(108,230,199,.35);
      outline-offset:3px;
    }
    .nav-menu{
      display:flex;
      align-items:center;
      gap:10px;
      list-style:none;
      margin:0;
      padding:0;
    }
    .nav-menu a{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:44px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:.96rem;
      font-weight:600;
      transition:background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
    }
    .nav-menu a::after{
      content:"";
      position:absolute;
      left:16px;
      right:16px;
      bottom:9px;
      height:2px;
      border-radius:99px;
      background:linear-gradient(90deg, rgba(108,230,199,0), rgba(108,230,199,.95), rgba(103,167,255,0));
      transform:scaleX(0);
      transform-origin:center;
      transition:transform var(--transition);
    }
    .nav-menu a:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      transform:translateY(-1px);
    }
    .nav-menu a:hover::after,
    .nav-menu a.active::after{
      transform:scaleX(1);
    }
    .nav-menu a.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(108,230,199,.16), rgba(103,167,255,.12));
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.10);
    }

    .hero{
      position:relative;
      overflow:hidden;
      margin:18px 0 0;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(5,11,22,.38), rgba(5,11,22,.72)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      filter:saturate(1.04);
      transform:scale(1.03);
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:auto -10% -38% -10%;
      height:52%;
      background:radial-gradient(circle at center, rgba(108,230,199,.18), transparent 68%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      padding:88px 0 72px;
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:28px;
      align-items:center;
    }
    .hero-copy{
      max-width:640px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      color:#dce7ff;
      font-size:.9rem;
      letter-spacing:.02em;
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(10px);
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--brand);
      box-shadow:0 0 0 6px rgba(108,230,199,.16);
      flex:0 0 auto;
    }
    .hero h1{
      margin:18px 0 14px;
      font-size:clamp(2.4rem, 4.5vw, 4.55rem);
      line-height:1.06;
      letter-spacing:-.03em;
    }
    .hero-lead{
      margin:0;
      max-width:54ch;
      color:#d7e1f7;
      font-size:1.05rem;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 20px;
      border-radius:14px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      white-space:nowrap;
    }
    .btn:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 28px rgba(2,8,20,.18);
    }
    .btn-primary{
      color:#06202a;
      background:linear-gradient(135deg, #7cf2d5, #8ab5ff);
      box-shadow:0 14px 30px rgba(103,167,255,.26);
    }
    .btn-primary:hover{
      color:#041b22;
    }
    .btn-secondary{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.14);
    }
    .btn-secondary:hover{
      background:rgba(255,255,255,.11);
      border-color:rgba(255,255,255,.2);
    }
    .btn-ghost{
      color:var(--muted);
      background:transparent;
      border-color:rgba(255,255,255,.12);
    }
    .btn-ghost:hover{
      color:#fff;
      border-color:rgba(255,255,255,.24);
      background:rgba(255,255,255,.04);
    }
    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(10,18,35,.48);
      border:1px solid rgba(255,255,255,.10);
      color:#eef4ff;
      font-size:.92rem;
      box-shadow:var(--shadow-soft);
    }
    .badge .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--brand);
      box-shadow:0 0 0 5px rgba(108,230,199,.14);
    }

    .hero-media{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:14px;
      align-items:stretch;
    }
    .hero-card{
      overflow:hidden;
      border-radius:26px;
      background:rgba(11,19,37,.72);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      backdrop-filter:blur(12px);
    }
    .hero-card-main{
      grid-row:span 2;
      display:flex;
      flex-direction:column;
      min-height:500px;
    }
    .hero-card-main img{
      width:100%;
      height:100%;
      flex:1 1 auto;
      object-fit:cover;
      aspect-ratio: 3 / 4;
    }
    .hero-card-body{
      padding:18px 18px 20px;
      border-top:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(10,17,31,.2), rgba(10,17,31,.78));
    }
    .hero-card-body strong{
      display:block;
      font-size:1.02rem;
      margin-bottom:6px;
    }
    .hero-card-body p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .hero-mini{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:12px;
      padding:18px;
      min-height:calc((500px - 14px) / 2);
      background:linear-gradient(180deg, rgba(18,32,66,.92), rgba(12,23,48,.82));
    }
    .hero-mini .mini-title{
      font-size:.98rem;
      font-weight:700;
      margin:0 0 8px;
    }
    .hero-mini .mini-text{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
    }
    .mini-list{
      display:grid;
      gap:10px;
      margin-top:6px;
    }
    .mini-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-item span{
      color:var(--text);
      font-weight:600;
    }
    .mini-item em{
      font-style:normal;
      color:var(--brand);
      font-weight:700;
    }

    main{
      padding-bottom:48px;
    }
    .section{
      padding:72px 0;
    }
    .section.tight{
      padding-top:40px;
    }
    .section-header{
      margin-bottom:28px;
      max-width:720px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:var(--brand);
      font-size:.9rem;
      font-weight:800;
      letter-spacing:.16em;
      text-transform:uppercase;
    }
    .section-kicker::before{
      content:"";
      width:24px;
      height:1px;
      background:linear-gradient(90deg, rgba(108,230,199,.18), rgba(108,230,199,1));
    }
    .section-title{
      margin:0 0 10px;
      font-size:clamp(1.8rem, 3vw, 2.7rem);
      line-height:1.15;
      letter-spacing:-.02em;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      max-width:66ch;
      font-size:1rem;
    }

    .stat-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:18px;
    }
    .stat-card{
      position:relative;
      padding:22px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(18,32,66,.84), rgba(12,23,48,.92));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .stat-card::after{
      content:"";
      position:absolute;
      inset:auto -16px -36px auto;
      width:90px;
      height:90px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(108,230,199,.18), transparent 70%);
      pointer-events:none;
    }
    .stat-value{
      font-size:2rem;
      font-weight:800;
      line-height:1;
      letter-spacing:-.03em;
      margin:0 0 10px;
    }
    .stat-label{
      margin:0 0 8px;
      font-weight:700;
      color:#eef4ff;
    }
    .stat-text{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }

    .split{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:stretch;
    }
    .image-panel{
      position:relative;
      overflow:hidden;
      border-radius:28px;
      min-height:460px;
      background:linear-gradient(180deg, rgba(15,27,53,.16), rgba(15,27,53,.84));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow);
    }
    .image-panel img{
      width:100%;
      height:100%;
      object-fit:cover;
      min-height:460px;
    }
    .image-panel .overlay{
      position:absolute;
      inset:auto 18px 18px 18px;
      padding:18px;
      border-radius:20px;
      background:rgba(8,15,30,.68);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(12px);
    }
    .overlay .overlay-title{
      margin:0 0 6px;
      font-size:1.1rem;
      font-weight:800;
    }
    .overlay .overlay-text{
      margin:0;
      color:#d7e1f7;
      font-size:.95rem;
    }
    .panel-card{
      padding:26px;
      border-radius:28px;
      background:linear-gradient(180deg, rgba(18,32,66,.88), rgba(12,23,48,.92));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
    }
    .panel-card h3{
      margin:0 0 12px;
      font-size:1.3rem;
      line-height:1.25;
    }
    .panel-card p{
      margin:0 0 16px;
      color:var(--muted);
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
    }
    .check-list .icon{
      width:24px;
      height:24px;
      border-radius:8px;
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#041b22;
      background:linear-gradient(135deg, var(--brand), var(--brand-2));
      font-weight:900;
      font-size:.9rem;
      box-shadow:0 8px 18px rgba(103,167,255,.18);
    }
    .check-list strong{
      display:block;
      margin-bottom:2px;
      color:#fff;
    }
    .check-list span{
      display:block;
      color:var(--muted);
      font-size:.94rem;
    }

    .card-grid{
      display:grid;
      gap:18px;
    }
    .card-grid.cols-3{
      grid-template-columns:repeat(3, minmax(0,1fr));
    }
    .card-grid.cols-4{
      grid-template-columns:repeat(4, minmax(0,1fr));
    }
    .topic-card{
      overflow:hidden;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(18,32,66,.82), rgba(12,23,48,.95));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition);
      display:flex;
      flex-direction:column;
      min-height:100%;
    }
    .topic-card:hover{
      transform:translateY(-4px);
      border-color:rgba(108,230,199,.24);
      box-shadow:0 24px 54px rgba(2,8,20,.28);
    }
    .topic-media{
      position:relative;
      overflow:hidden;
      aspect-ratio:16/10;
      background:#0d1730;
    }
    .topic-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .6s ease;
    }
    .topic-card:hover .topic-media img{
      transform:scale(1.05);
    }
    .topic-tag{
      position:absolute;
      left:14px;
      top:14px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(7,17,31,.72);
      border:1px solid rgba(255,255,255,.12);
      color:#fff;
      font-size:.82rem;
      font-weight:700;
      backdrop-filter:blur(10px);
    }
    .topic-body{
      display:flex;
      flex-direction:column;
      gap:14px;
      padding:20px;
      flex:1 1 auto;
    }
    .topic-body h3{
      margin:0;
      font-size:1.12rem;
      line-height:1.35;
    }
    .topic-body p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .topic-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      min-height:30px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#d9e5ff;
      font-size:.84rem;
    }
    .topic-foot{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding-top:2px;
    }
    .card-link{
      color:var(--brand);
      font-weight:700;
      font-size:.94rem;
    }
    .card-link:hover{
      color:#8bf3db;
    }
    .card-note{
      color:var(--faint);
      font-size:.84rem;
    }

    .feature-band{
      margin-top:24px;
      border-radius:28px;
      padding:24px;
      background:linear-gradient(135deg, rgba(108,230,199,.12), rgba(103,167,255,.10));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
    }
    .feature-band-inner{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .feature-band h3{
      margin:0 0 8px;
      font-size:1.22rem;
    }
    .feature-band p{
      margin:0;
      color:var(--muted);
      max-width:62ch;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag-cloud a,
    .tag-cloud span{
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:0 14px;
      border-radius:999px;
      background:rgba(11,19,37,.72);
      border:1px solid rgba(255,255,255,.10);
      color:#edf3ff;
      font-size:.92rem;
    }

    .step-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:18px;
    }
    .step-card{
      padding:22px;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(18,32,66,.84), rgba(12,23,48,.92));
      border:1px solid rgba(255,255,255,.10);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition), border-color var(--transition);
    }
    .step-card:hover{
      transform:translateY(-3px);
      border-color:rgba(103,167,255,.2);
    }
    .step-index{
      width:46px;
      height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(108,230,199,.16), rgba(103,167,255,.14));
      color:#fff;
      font-weight:800;
      margin-bottom:14px;
      border:1px solid rgba(255,255,255,.1);
    }
    .step-card h3{
      margin:0 0 10px;
      font-size:1.08rem;
    }
    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:20px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-item{
      border-radius:22px;
      background:linear-gradient(180deg, rgba(18,32,66,.88), rgba(12,23,48,.94));
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:20px 22px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      font-weight:700;
      color:#fff;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary span{
      color:var(--brand);
      font-weight:800;
      flex:0 0 auto;
      margin-left:auto;
      transition:transform var(--transition);
    }
    .faq-item[open] summary span{
      transform:rotate(45deg);
    }
    .faq-content{
      padding:0 22px 20px;
      color:var(--muted);
    }
    .faq-card{
      border-radius:26px;
      padding:24px;
      background:
        linear-gradient(180deg, rgba(14,26,52,.84), rgba(10,19,39,.95)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-soft);
      position:sticky;
      top:102px;
    }
    .faq-card .label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:14px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      font-size:.88rem;
      color:#fff;
    }
    .faq-card .label .pulse{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--brand);
      box-shadow:0 0 0 5px rgba(108,230,199,.18);
    }
    .faq-card h3{
      margin:0 0 10px;
      font-size:1.35rem;
    }
    .faq-card p{
      margin:0 0 18px;
      color:#d7e1f7;
    }
    .faq-list-inline{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .faq-list-inline li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:#eef4ff;
      font-size:.94rem;
    }
    .faq-list-inline li::before{
      content:"";
      width:8px;
      height:8px;
      margin-top:.55em;
      border-radius:50%;
      background:var(--brand-3);
      flex:0 0 auto;
      box-shadow:0 0 0 5px rgba(240,184,108,.12);
    }

    .cta{
      padding:0 0 84px;
    }
    .cta-panel{
      border-radius:30px;
      padding:30px;
      background:
        linear-gradient(135deg, rgba(108,230,199,.18), rgba(103,167,255,.12)),
        linear-gradient(180deg, rgba(18,32,66,.94), rgba(12,23,48,.98));
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      right:-80px;
      top:-90px;
      width:240px;
      height:240px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,255,255,.12), transparent 70%);
      pointer-events:none;
    }
    .cta-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr auto;
      gap:20px;
      align-items:center;
    }
    .cta-panel h2{
      margin:0 0 10px;
      font-size:clamp(1.7rem, 2.8vw, 2.5rem);
      line-height:1.18;
    }
    .cta-panel p{
      margin:0;
      max-width:66ch;
      color:#e3ebff;
    }
    .subscribe-form{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
      align-items:center;
    }
    .field{
      min-width:min(100%, 290px);
      flex:1 1 290px;
    }
    .input{
      width:100%;
      min-height:50px;
      padding:0 16px;
      border-radius:14px;
      background:rgba(7,17,31,.58);
      border:1px solid rgba(255,255,255,.14);
      color:#fff;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
      transition:border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }
    .input::placeholder{color:#98a8ca}
    .input:focus{
      background:rgba(7,17,31,.78);
      border-color:rgba(108,230,199,.38);
      box-shadow:0 0 0 4px rgba(108,230,199,.12);
      outline:none;
    }
    .form-note{
      color:rgba(255,255,255,.76);
      font-size:.88rem;
      margin-top:10px;
    }

    .site-footer{
      background:linear-gradient(180deg, rgba(6,13,25,.1), rgba(6,13,25,.92) 18%, rgba(4,9,18,.98));
      border-top:1px solid rgba(255,255,255,.06);
      padding:34px 0 26px;
    }
    .footer-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:20px;
      padding-bottom:22px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .footer-brand{
      max-width:520px;
    }
    .footer-brand strong{
      display:block;
      font-size:1.15rem;
      margin-bottom:10px;
      color:#fff;
    }
    .footer-brand div{
      color:var(--muted);
      font-size:.95rem;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }
    .footer-link{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:0 14px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      color:#dbe5fb;
      transition:transform var(--transition), background var(--transition), border-color var(--transition);
    }
    .footer-link:hover{
      transform:translateY(-2px);
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.16);
    }
    .footer-note{
      padding-top:18px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      color:var(--faint);
      font-size:.9rem;
    }
    .pulse{
      width:8px;
      height:8px;
      border-radius:50%;
      display:inline-block;
      margin-right:8px;
      background:var(--brand);
      box-shadow:0 0 0 6px rgba(108,230,199,.15);
      vertical-align:middle;
      animation:pulse 1.8s ease-in-out infinite;
    }
    @keyframes pulse{
      0%,100%{transform:scale(1); opacity:.86}
      50%{transform:scale(1.18); opacity:1}
    }

    @media (max-width: 1120px){
      .hero-inner,
      .split,
      .faq-wrap,
      .cta-grid{
        grid-template-columns:1fr;
      }
      .faq-card{position:relative; top:auto}
      .hero-media{grid-template-columns:1fr 1fr}
      .hero-card-main{grid-row:auto; min-height:420px}
      .hero-mini{min-height:auto}
      .stat-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .card-grid.cols-4{grid-template-columns:repeat(2, minmax(0,1fr))}
      .card-grid.cols-3{grid-template-columns:repeat(2, minmax(0,1fr))}
      .step-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
    }
    @media (max-width: 768px){
      .header-inner{
        min-height:70px;
      }
      .brand-tag{display:none}
      .nav-toggle{display:inline-flex; align-items:center; justify-content:center}
      .site-nav{
        margin-left:auto;
      }
      .nav-menu{
        position:absolute;
        top:100%;
        left:16px;
        right:16px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:14px;
        border-radius:18px;
        background:rgba(9,16,31,.96);
        border:1px solid rgba(255,255,255,.1);
        box-shadow:var(--shadow);
      }
      .nav-menu.is-open{display:flex}
      .nav-menu a{
        justify-content:flex-start;
        padding:0 16px;
        border-radius:14px;
      }
      .hero-inner{
        padding:52px 0 52px;
      }
      .hero-media{
        grid-template-columns:1fr;
      }
      .hero-card-main{
        min-height:320px;
      }
      .hero-card-main img,
      .image-panel img{
        min-height:auto;
      }
      .stat-grid,
      .card-grid.cols-4,
      .card-grid.cols-3,
      .step-grid{
        grid-template-columns:1fr;
      }
      .section{
        padding:58px 0;
      }
      .feature-band,
      .panel-card,
      .cta-panel{
        padding:22px;
      }
      .footer-top{
        flex-direction:column;
      }
      .footer-links{
        justify-content:flex-start;
      }
    }
    @media (max-width: 520px){
      .container{
        width:min(var(--container), calc(100% - 22px));
      }
      .hero h1{
        font-size:clamp(2rem, 11vw, 2.8rem);
      }
      .hero-lead,
      .section-desc,
      .panel-card p,
      .feature-band p,
      .faq-card p{
        font-size:.95rem;
      }
      .hero-actions,
      .subscribe-form{
        flex-direction:column;
        align-items:stretch;
      }
      .btn,
      .field{
        width:100%;
      }
      .topic-body,
      .stat-card,
      .step-card,
      .faq-item summary,
      .faq-content{
        padding-left:18px;
        padding-right:18px;
      }
      .topic-foot{
        flex-direction:column;
        align-items:flex-start;
      }
    }