/* roulang page: index */
:root{
      --bg:#0B0B12;
      --bg-2:#101018;
      --panel:#15111F;
      --panel-2:#1C1730;
      --text:#F8FAFC;
      --muted:#CBD5E1;
      --soft:#94A3B8;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(124,58,237,.42);
      --purple:#7C3AED;
      --purple-2:#6D28D9;
      --orange:#F97316;
      --orange-2:#FF7A1A;
      --gold:#F5C542;
      --radius-xl:34px;
      --radius-lg:26px;
      --radius-md:18px;
      --shadow:0 26px 90px rgba(0,0,0,.46);
      --shadow-glow:0 22px 70px rgba(124,58,237,.24),0 12px 38px rgba(249,115,22,.12);
      --speed:.22s;
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 5%, rgba(124,58,237,.28), transparent 34%),
        radial-gradient(circle at 86% 12%, rgba(249,115,22,.18), transparent 28%),
        radial-gradient(circle at 50% 80%, rgba(245,197,66,.08), transparent 30%),
        linear-gradient(180deg,#0B0B12 0%,#101018 45%,#0B0B12 100%);
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      opacity:.36;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 78%);
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .site-container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:10px;
      z-index:100;
      padding:10px 14px;
      border-radius:999px;
      background:var(--gold);
      color:#1a1200;
      font-weight:800;
    }
    .skip-link:focus{left:16px}
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      border-bottom:1px solid rgba(255,255,255,.1);
      background:rgba(11,11,18,.74);
      backdrop-filter:blur(18px);
      box-shadow:0 16px 40px rgba(0,0,0,.2);
    }
    .nav-wrap{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:
        linear-gradient(135deg,rgba(124,58,237,1),rgba(249,115,22,.95));
      box-shadow:0 10px 34px rgba(124,58,237,.4);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:before{
      content:"";
      width:20px;
      height:20px;
      clip-path:polygon(25% 12%,85% 50%,25% 88%);
      background:#fff;
      margin-left:3px;
      filter:drop-shadow(0 0 10px rgba(255,255,255,.5));
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:-20px;
      background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.36),transparent 60%);
      transform:translateX(-60%) rotate(12deg);
    }
    .brand:hover .brand-mark:after{animation:sweep 1s ease}
    @keyframes sweep{to{transform:translateX(60%) rotate(12deg)}}
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.08;
    }
    .brand-text strong{font-size:18px}
    .brand-text span{font-size:11px;color:var(--soft);letter-spacing:.16em;text-transform:uppercase}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:999px;
      background:rgba(255,255,255,.045);
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:all var(--speed) ease;
    }
    .nav-link:hover,.nav-link:focus-visible{
      color:#fff;
      background:rgba(124,58,237,.2);
      outline:none;
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(124,58,237,.9),rgba(249,115,22,.82));
      box-shadow:0 8px 24px rgba(124,58,237,.25);
    }
    .header-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:16px;
      background:rgba(255,255,255,.06);
      color:#fff;
      transition:all var(--speed) ease;
    }
    .menu-toggle:hover,.menu-toggle:focus-visible{
      border-color:rgba(249,115,22,.55);
      box-shadow:0 0 0 4px rgba(249,115,22,.12);
      outline:none;
    }
    .mobile-menu{
      display:none;
      padding:0 0 18px;
    }
    .mobile-panel{
      display:grid;
      gap:10px;
      padding:14px;
      border:1px solid var(--line);
      border-radius:24px;
      background:linear-gradient(180deg,rgba(21,17,31,.98),rgba(12,10,18,.98));
      box-shadow:var(--shadow);
    }
    .mobile-panel a{
      padding:14px 16px;
      border-radius:16px;
      color:var(--muted);
      font-weight:800;
      background:rgba(255,255,255,.04);
    }
    .mobile-panel a:hover,.mobile-panel a:focus-visible{color:#fff;background:rgba(124,58,237,.22);outline:none}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 20px;
      border-radius:999px;
      font-weight:900;
      letter-spacing:-.01em;
      border:1px solid transparent;
      transition:transform var(--speed) ease, box-shadow var(--speed) ease, border-color var(--speed) ease, background var(--speed) ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--purple),var(--orange));
      box-shadow:0 14px 38px rgba(124,58,237,.26),0 10px 26px rgba(249,115,22,.16);
    }
    .btn-secondary{
      color:#fff;
      border-color:rgba(255,255,255,.15);
      background:rgba(255,255,255,.065);
    }
    .btn-ghost{
      color:var(--muted);
      border-color:rgba(255,255,255,.12);
      background:rgba(11,11,18,.34);
    }
    .btn:hover,.btn:focus-visible{
      transform:translateY(-2px);
      outline:none;
      box-shadow:0 18px 48px rgba(124,58,237,.28),0 12px 32px rgba(249,115,22,.18);
    }
    .btn:active{transform:translateY(0) scale(.98);box-shadow:0 8px 18px rgba(0,0,0,.24)}
    .hero{
      position:relative;
      padding:58px 0 92px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:18px -8vw auto;
      height:360px;
      background:
        linear-gradient(115deg,transparent 0 18%,rgba(124,58,237,.18) 18% 32%,transparent 32% 45%,rgba(249,115,22,.12) 45% 56%,transparent 56%),
        radial-gradient(circle at 50% 10%,rgba(255,255,255,.12),transparent 42%);
      transform:skewY(-4deg);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.03fr 1.37fr;
      gap:24px;
      align-items:stretch;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      min-height:540px;
      padding:36px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-xl);
      background:
        linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.035)),
        radial-gradient(circle at 16% 0%,rgba(124,58,237,.28),transparent 34%);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-copy:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-80px;
      width:240px;
      height:240px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(249,115,22,.22),transparent 62%);
      pointer-events:none;
    }
    .eyebrow,.badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      max-width:100%;
      min-height:30px;
      padding:5px 11px;
      border-radius:999px;
      border:1px solid rgba(245,197,66,.28);
      color:#FFE7A3;
      background:rgba(245,197,66,.08);
      font-size:13px;
      font-weight:900;
    }
    .eyebrow:before,.status-dot:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--orange);
      box-shadow:0 0 16px rgba(249,115,22,.9);
    }
    h1{
      margin:22px 0 18px;
      font-size:clamp(38px,6vw,70px);
      line-height:1.06;
      letter-spacing:-.06em;
      font-weight:950;
    }
    .gradient-text{
      background:linear-gradient(110deg,#fff 0%,#E9D5FF 38%,#FDBA74 70%,#FDE68A 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-desc{
      max-width:640px;
      color:var(--muted);
      font-size:18px;
      line-height:1.82;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .quick-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:34px;
    }
    .mini-stat{
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(0,0,0,.18);
    }
    .mini-stat strong{
      display:block;
      font-size:25px;
      color:#fff;
      letter-spacing:-.04em;
    }
    .mini-stat span{display:block;margin-top:4px;color:var(--soft);font-size:12px;font-weight:800}
    .plan-stage{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
      align-items:stretch;
    }
    .plan-card{
      position:relative;
      min-height:540px;
      padding:24px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.032));
      box-shadow:0 20px 60px rgba(0,0,0,.28);
      transition:all var(--speed) ease;
      overflow:hidden;
    }
    .plan-card:hover{
      transform:translateY(-5px);
      border-color:rgba(249,115,22,.42);
      box-shadow:var(--shadow-glow);
    }
    .plan-card.recommend{
      transform:translateY(-18px);
      border-color:rgba(245,197,66,.5);
      background:
        radial-gradient(circle at 20% 0%,rgba(249,115,22,.22),transparent 36%),
        linear-gradient(180deg,rgba(124,58,237,.30),rgba(255,255,255,.045));
    }
    .plan-card.recommend:hover{transform:translateY(-23px)}
    .plan-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:12px;
      margin-bottom:20px;
    }
    .plan-name{font-size:22px;font-weight:950;letter-spacing:-.04em}
    .plan-kicker{color:var(--soft);font-size:13px;font-weight:800;margin-top:5px}
    .plan-score{
      width:58px;
      height:58px;
      border-radius:20px;
      display:grid;
      place-items:center;
      color:#1D1300;
      background:linear-gradient(135deg,#FDE68A,var(--orange));
      font-weight:950;
      box-shadow:0 12px 30px rgba(249,115,22,.24);
    }
    .plan-list{
      display:grid;
      gap:12px;
      margin:22px 0;
      color:var(--muted);
      line-height:1.65;
      font-size:15px;
    }
    .plan-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .plan-list li:before{
      content:"";
      flex:0 0 8px;
      width:8px;
      height:8px;
      margin-top:9px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--purple),var(--orange));
    }
    .section{
      position:relative;
      padding:86px 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-title{
      font-size:clamp(30px,4.4vw,48px);
      line-height:1.12;
      letter-spacing:-.05em;
      font-weight:950;
      margin:10px 0 12px;
    }
    .section-desc{
      max-width:760px;
      color:var(--muted);
      line-height:1.85;
      font-size:17px;
    }
    .card{
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.035));
      box-shadow:0 20px 62px rgba(0,0,0,.24);
      transition:transform var(--speed) ease,border-color var(--speed) ease,box-shadow var(--speed) ease,background var(--speed) ease;
    }
    .card:hover{
      transform:translateY(-4px);
      border-color:rgba(124,58,237,.45);
      box-shadow:var(--shadow-glow);
    }
    .news-layout{
      display:grid;
      grid-template-columns:.95fr 1.25fr;
      gap:22px;
    }
    .news-feature{
      padding:30px;
      min-height:100%;
      background:
        radial-gradient(circle at 0% 0%,rgba(124,58,237,.32),transparent 36%),
        linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
    }
    .news-feature h3,.service-card h3,.app-card h3,.about-card h3{
      font-size:24px;
      line-height:1.2;
      font-weight:950;
      letter-spacing:-.035em;
      margin:16px 0 10px;
    }
    .news-feature p,.service-card p,.app-card p,.about-card p{
      color:var(--muted);
      line-height:1.75;
    }
    .signal-bars{
      display:grid;
      gap:9px;
      margin-top:24px;
    }
    .signal-bars span{
      display:block;
      height:10px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--purple),var(--orange));
      box-shadow:0 0 22px rgba(124,58,237,.22);
    }
    .signal-bars span:nth-child(2){width:78%;opacity:.78}
    .signal-bars span:nth-child(3){width:54%;opacity:.56}
    .news-list{
      display:grid;
      gap:14px;
    }
    .news-item{
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      padding:20px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.045);
      transition:all var(--speed) ease;
    }
    .news-item:hover{
      transform:translateX(4px);
      border-color:rgba(249,115,22,.42);
      background:rgba(255,255,255,.07);
    }
    .news-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
    .tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:26px;
      padding:4px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:900;
      color:#FFE7A3;
      border:1px solid rgba(245,197,66,.28);
      background:rgba(245,197,66,.08);
    }
    .tag.purple{color:#E9D5FF;border-color:rgba(124,58,237,.34);background:rgba(124,58,237,.13)}
    .news-title{
      font-size:18px;
      line-height:1.35;
      font-weight:950;
      color:#fff;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .news-summary{
      margin-top:8px;
      color:var(--soft);
      line-height:1.7;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .news-more{
      align-self:center;
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:16px;
      color:#fff;
      background:linear-gradient(135deg,rgba(124,58,237,.92),rgba(249,115,22,.82));
    }
    .empty-state{
      padding:36px;
      text-align:center;
      border-radius:var(--radius-lg);
      border:1px dashed rgba(245,197,66,.35);
      background:rgba(245,197,66,.055);
      color:var(--muted);
      font-weight:800;
    }
    .service-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:18px;
    }
    .service-card{
      padding:28px;
      min-height:246px;
      position:relative;
      overflow:hidden;
    }
    .service-card:before{
      content:"";
      position:absolute;
      inset:auto -80px -100px auto;
      width:220px;
      height:220px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(124,58,237,.24),transparent 66%);
    }
    .service-card.large{grid-column:span 7}
    .service-card.mid{grid-column:span 5}
    .service-card.small{grid-column:span 4}
    .icon-box{
      width:54px;
      height:54px;
      display:grid;
      place-items:center;
      border-radius:20px;
      background:linear-gradient(135deg,rgba(124,58,237,.26),rgba(249,115,22,.18));
      border:1px solid rgba(255,255,255,.12);
      font-size:24px;
    }
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:18px;
      color:#FDBA74;
      font-weight:950;
    }
    .card-link:hover,.card-link:focus-visible{
      color:#FDE68A;
      outline:none;
      text-decoration:underline;
      text-underline-offset:5px;
    }
    .app-showcase{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
      align-items:stretch;
    }
    .app-card{
      padding:32px;
      overflow:hidden;
      position:relative;
    }
    .device-panel{
      min-height:410px;
      padding:26px;
      border-radius:32px;
      background:
        linear-gradient(140deg,rgba(249,115,22,.16),transparent 42%),
        rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.12);
    }
    .search-shell{
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px 16px;
      border-radius:999px;
      background:rgba(11,11,18,.62);
      border:1px solid rgba(255,255,255,.12);
      color:var(--soft);
    }
    .track-list{display:grid;gap:12px;margin-top:20px}
    .track{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:13px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
    }
    .track-thumb{
      width:44px;
      height:44px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--purple),var(--orange));
    }
    .track strong{font-size:14px}
    .track span{font-size:12px;color:var(--soft)}
    .benefit-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .benefit{
      padding:24px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.045);
      min-height:190px;
    }
    .benefit strong{
      display:block;
      margin:15px 0 8px;
      font-size:20px;
      font-weight:950;
    }
    .benefit p{color:var(--muted);line-height:1.7}
    .campaign{
      padding:34px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(245,197,66,.22);
      background:
        linear-gradient(115deg,rgba(124,58,237,.32),rgba(249,115,22,.18),rgba(245,197,66,.08)),
        rgba(255,255,255,.035);
      box-shadow:var(--shadow-glow);
      overflow:hidden;
      position:relative;
    }
    .campaign:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(120deg,transparent 0 35%,rgba(255,255,255,.08) 35% 38%,transparent 38% 100%);
      pointer-events:none;
    }
    .campaign-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:16px;
      margin-top:24px;
    }
    .campaign-item{
      padding:20px;
      border-radius:24px;
      background:rgba(11,11,18,.38);
      border:1px solid rgba(255,255,255,.11);
    }
    .campaign-item strong{display:block;font-size:19px;font-weight:950;margin-bottom:8px}
    .campaign-item p{color:var(--muted);line-height:1.7}
    .compare-grid{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      gap:18px;
      align-items:center;
    }
    .compare-card{
      padding:28px;
      min-height:360px;
    }
    .compare-card.good{
      border-color:rgba(245,197,66,.3);
      background:
        radial-gradient(circle at 100% 0%,rgba(249,115,22,.2),transparent 36%),
        linear-gradient(180deg,rgba(124,58,237,.18),rgba(255,255,255,.04));
    }
    .compare-arrow{
      width:56px;
      height:56px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:linear-gradient(135deg,var(--purple),var(--orange));
      box-shadow:var(--shadow-glow);
      font-weight:950;
    }
    .metric-row{margin-top:18px}
    .metric-row strong{
      display:flex;
      justify-content:space-between;
      gap:12px;
      color:#fff;
      font-size:14px;
      margin-bottom:8px;
    }
    .metric-bar{
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.09);
      overflow:hidden;
    }
    .metric-bar i{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--purple),var(--orange),var(--gold));
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    details{
      border:1px solid rgba(255,255,255,.11);
      border-radius:24px;
      background:rgba(255,255,255,.05);
      overflow:hidden;
      transition:all var(--speed) ease;
    }
    details[open]{border-color:rgba(124,58,237,.42);box-shadow:0 16px 42px rgba(0,0,0,.24)}
    summary{
      list-style:none;
      cursor:pointer;
      padding:20px 22px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      font-weight:950;
      color:#fff;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      width:30px;
      height:30px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(255,255,255,.08);
      color:#FDBA74;
      transition:transform var(--speed) ease;
      flex:0 0 auto;
    }
    details[open] summary:after{content:"−";transform:rotate(180deg)}
    summary:hover,summary:focus-visible{color:#FDE68A;outline:none}
    .faq-answer{
      padding:0 22px 22px;
      color:var(--muted);
      line-height:1.85;
    }
    .about-cta{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      align-items:stretch;
    }
    .about-card,.lead-form{
      padding:32px;
    }
    .trust-list{
      display:grid;
      gap:12px;
      margin-top:24px;
    }
    .trust-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--muted);
      line-height:1.7;
    }
    .trust-list li:before{
      content:"✓";
      width:24px;
      height:24px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(124,58,237,.22);
      color:#FDE68A;
      font-weight:950;
      flex:0 0 auto;
      margin-top:2px;
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:900;color:#E2E8F0}
    input,select,textarea{
      width:100%;
      color:#fff;
      border:1px solid rgba(255,255,255,.13);
      border-radius:18px;
      background:rgba(11,11,18,.56);
      padding:14px 15px;
      outline:none;
      transition:all var(--speed) ease;
    }
    textarea{min-height:118px;resize:vertical}
    input::placeholder,textarea::placeholder{color:#64748B}
    input:focus,select:focus,textarea:focus{
      border-color:rgba(249,115,22,.65);
      box-shadow:0 0 0 4px rgba(249,115,22,.12),0 10px 28px rgba(124,58,237,.12);
      background:rgba(11,11,18,.78);
    }
    .form-note{
      margin-top:12px;
      color:var(--soft);
      font-size:13px;
      line-height:1.7;
    }
    .site-footer{
      padding:44px 0 34px;
      border-top:1px solid rgba(255,255,255,.1);
      background:
        linear-gradient(90deg,rgba(124,58,237,.18),rgba(249,115,22,.12),transparent),
        rgba(5,5,10,.72);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer-title{font-weight:950;font-size:18px;margin-bottom:12px}
    .footer-text,.footer-links a,.copyright{
      color:var(--soft);
      line-height:1.75;
      font-size:14px;
    }
    .footer-links{display:grid;gap:9px}
    .footer-links a:hover,.footer-links a:focus-visible{
      color:#FDE68A;
      outline:none;
      text-decoration:underline;
      text-underline-offset:5px;
    }
    .copyright{
      margin-top:28px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.09);
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:12px;
    }
    @media (max-width:1024px){
      .desktop-nav,.header-actions .desktop-cta{display:none}
      .menu-toggle{display:grid;place-items:center}
      .mobile-menu.open{display:block}
      .hero-grid,.news-layout,.app-showcase,.faq-wrap,.about-cta{grid-template-columns:1fr}
      .hero-copy{min-height:auto}
      .plan-stage{grid-template-columns:1fr}
      .plan-card,.plan-card.recommend{min-height:auto;transform:none}
      .plan-card.recommend:hover{transform:translateY(-4px)}
      .service-card.large,.service-card.mid,.service-card.small{grid-column:span 6}
      .benefit-grid{grid-template-columns:repeat(2,1fr)}
      .compare-grid{grid-template-columns:1fr}
      .compare-arrow{margin:auto;transform:rotate(90deg)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 32px,var(--container))}
      .nav-wrap{height:68px}
      .brand-text strong{font-size:16px}
      .brand-text span{display:none}
      .hero{padding:36px 0 70px}
      .hero-copy,.news-feature,.service-card,.app-card,.about-card,.lead-form,.campaign,.compare-card{padding:24px}
      .quick-stats{grid-template-columns:1fr}
      .section{padding:64px 0}
      .section-head{display:block}
      .service-card.large,.service-card.mid,.service-card.small{grid-column:span 12}
      .campaign-grid{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr}
      .news-more{width:auto;height:40px}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 24px,var(--container))}
      h1{font-size:38px}
      .hero-actions .btn{width:100%}
      .benefit-grid{grid-template-columns:1fr}
      .btn{width:100%}
      .mini-stat strong{font-size:22px}
      summary{padding:18px}
      .faq-answer{padding:0 18px 18px}
    }

/* roulang page: article */
:root{
      --bg:#0B0B12;
      --bg-2:#101018;
      --panel:#15111F;
      --panel-2:#1C1730;
      --text:#F8FAFC;
      --muted:#CBD5E1;
      --soft:#94A3B8;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(124,58,237,.42);
      --purple:#7C3AED;
      --purple-2:#6D28D9;
      --orange:#F97316;
      --orange-2:#FF7A1A;
      --gold:#F5C542;
      --radius-xl:34px;
      --radius-lg:26px;
      --radius-md:18px;
      --shadow:0 26px 90px rgba(0,0,0,.46);
      --shadow-glow:0 22px 70px rgba(124,58,237,.24),0 12px 38px rgba(249,115,22,.12);
      --speed:.22s;
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 5%, rgba(124,58,237,.28), transparent 34%),
        radial-gradient(circle at 86% 12%, rgba(249,115,22,.18), transparent 28%),
        radial-gradient(circle at 50% 80%, rgba(245,197,66,.08), transparent 30%),
        linear-gradient(180deg,#0B0B12 0%,#101018 45%,#0B0B12 100%);
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      opacity:.36;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 78%);
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(249,115,22,.35);color:#fff}

    .site-container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      border-bottom:1px solid rgba(255,255,255,.1);
      background:rgba(11,11,18,.74);
      backdrop-filter:blur(18px);
      box-shadow:0 16px 40px rgba(0,0,0,.2);
    }
    .nav-wrap{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,rgba(124,58,237,1),rgba(249,115,22,.95));
      box-shadow:0 10px 34px rgba(124,58,237,.4);
      position:relative;
      overflow:hidden;
      flex:0 0 auto;
    }
    .brand-mark:before{
      content:"";
      width:20px;
      height:20px;
      clip-path:polygon(25% 12%,85% 50%,25% 88%);
      background:#fff;
      margin-left:3px;
      filter:drop-shadow(0 0 10px rgba(255,255,255,.5));
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:-20px;
      background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.36),transparent 60%);
      transform:translateX(-60%) rotate(12deg);
    }
    .brand:hover .brand-mark:after{animation:sweep 1s ease}
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.08;
    }
    .brand-text strong{font-size:18px}
    .brand-text span{font-size:11px;color:var(--soft);letter-spacing:.16em;text-transform:uppercase}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:7px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:999px;
      background:rgba(255,255,255,.045);
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      transition:all var(--speed) ease;
    }
    .nav-link:hover,.nav-link:focus-visible{
      color:#fff;
      background:rgba(124,58,237,.2);
      outline:none;
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(124,58,237,.9),rgba(249,115,22,.82));
      box-shadow:0 8px 24px rgba(124,58,237,.25);
    }
    .header-actions{display:flex;align-items:center;gap:10px}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:16px;
      background:rgba(255,255,255,.06);
      color:#fff;
      transition:all var(--speed) ease;
    }
    .menu-toggle:hover,.menu-toggle:focus-visible{
      border-color:rgba(249,115,22,.55);
      box-shadow:0 0 0 4px rgba(249,115,22,.12);
      outline:none;
    }
    .mobile-menu{
      display:none;
      padding:0 0 18px;
    }
    .mobile-menu.open{display:block}
    .mobile-panel{
      display:grid;
      gap:10px;
      padding:14px;
      border:1px solid var(--line);
      border-radius:24px;
      background:linear-gradient(180deg,rgba(21,17,31,.98),rgba(12,10,18,.98));
      box-shadow:var(--shadow);
    }
    .mobile-panel a{
      padding:14px 16px;
      border-radius:16px;
      color:var(--muted);
      font-weight:800;
      background:rgba(255,255,255,.04);
    }
    .mobile-panel a:hover,.mobile-panel a:focus-visible{color:#fff;background:rgba(124,58,237,.22);outline:none}

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 20px;
      border-radius:999px;
      font-weight:900;
      letter-spacing:-.01em;
      border:1px solid transparent;
      transition:transform var(--speed) ease, box-shadow var(--speed) ease, border-color var(--speed) ease, background var(--speed) ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--purple),var(--orange));
      box-shadow:0 14px 38px rgba(124,58,237,.26),0 10px 26px rgba(249,115,22,.16);
    }
    .btn-secondary{
      color:#fff;
      border-color:rgba(255,255,255,.15);
      background:rgba(255,255,255,.065);
    }
    .btn-ghost{
      color:var(--muted);
      border-color:rgba(255,255,255,.12);
      background:rgba(11,11,18,.34);
    }
    .btn:hover,.btn:focus-visible{
      transform:translateY(-2px);
      outline:none;
      box-shadow:0 18px 48px rgba(124,58,237,.27),0 14px 34px rgba(249,115,22,.16);
    }
    .btn:active{transform:translateY(0) scale(.98);box-shadow:0 8px 20px rgba(0,0,0,.22)}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:30px;
      padding:0 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:900;
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
    }
    .badge:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--gold);
      box-shadow:0 0 16px rgba(245,197,66,.75);
    }
    .badge-purple{background:rgba(124,58,237,.18);border-color:rgba(124,58,237,.38)}
    .badge-orange{background:rgba(249,115,22,.16);border-color:rgba(249,115,22,.35)}
    .badge-gold{background:rgba(245,197,66,.12);border-color:rgba(245,197,66,.34);color:#FFE9A1}

    .breadcrumb-shell{
      padding:22px 0 0;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.045);
      box-shadow:0 14px 44px rgba(0,0,0,.18);
      overflow:hidden;
    }
    .breadcrumb-list{
      display:flex;
      align-items:center;
      gap:8px;
      min-width:0;
      color:var(--soft);
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .breadcrumb-list a{
      color:var(--muted);
      transition:color var(--speed) ease;
    }
    .breadcrumb-list a:hover,.breadcrumb-list a:focus-visible{color:#fff;outline:none}
    .breadcrumb-current{
      color:#fff;
      max-width:52vw;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .back-link{
      flex:0 0 auto;
      padding:8px 12px;
      border:1px solid rgba(249,115,22,.28);
      border-radius:999px;
      color:#FFD7B8;
      background:rgba(249,115,22,.1);
      font-size:13px;
      font-weight:900;
      transition:all var(--speed) ease;
    }
    .back-link:hover,.back-link:focus-visible{
      color:#fff;
      border-color:rgba(249,115,22,.62);
      box-shadow:0 0 0 4px rgba(249,115,22,.1);
      outline:none;
    }

    main{position:relative}
    .article-hero{
      padding:44px 0 34px;
    }
    .article-hero-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 78% 20%, rgba(249,115,22,.22), transparent 28%),
        radial-gradient(circle at 14% 6%, rgba(124,58,237,.34), transparent 34%),
        linear-gradient(135deg,rgba(21,17,31,.96),rgba(11,11,18,.92));
      box-shadow:var(--shadow-glow);
      padding:42px;
    }
    .article-hero-card:before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(115deg,transparent 0 45%,rgba(255,255,255,.08) 45% 46%,transparent 46% 100%),
        radial-gradient(circle at 50% -20%, rgba(255,255,255,.14), transparent 34%);
      opacity:.8;
    }
    .article-hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:34px;
      align-items:stretch;
    }
    .article-kicker{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:20px;
    }
    .article-title{
      margin:0;
      max-width:850px;
      font-size:clamp(34px,5.2vw,62px);
      line-height:1.08;
      letter-spacing:-.055em;
      font-weight:950;
      color:#fff;
    }
    .article-title .title-gradient,
    .gradient-text{
      background:linear-gradient(135deg,#fff 12%,#C4B5FD 42%,#FDBA74 82%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .article-summary{
      margin:20px 0 0;
      max-width:780px;
      color:var(--muted);
      font-size:18px;
      line-height:1.85;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:26px;
    }
    .meta-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:36px;
      padding:0 13px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      font-size:13px;
      font-weight:800;
    }
    .poster-panel{
      position:relative;
      min-height:360px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:30px;
      overflow:hidden;
      background:
        radial-gradient(circle at 50% 18%, rgba(245,197,66,.22), transparent 20%),
        linear-gradient(160deg,rgba(124,58,237,.88),rgba(249,115,22,.62) 55%,rgba(11,11,18,.88));
      box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 26px 70px rgba(0,0,0,.28);
    }
    .poster-panel:before{
      content:"";
      position:absolute;
      inset:18px;
      border-radius:24px;
      border:1px dashed rgba(255,255,255,.28);
      opacity:.75;
    }
    .poster-panel:after{
      content:"";
      position:absolute;
      inset:-40px;
      background:
        linear-gradient(105deg,transparent 18%,rgba(255,255,255,.18) 28%,transparent 40%),
        repeating-linear-gradient(90deg,rgba(255,255,255,.08) 0 2px,transparent 2px 16px);
      transform:rotate(-8deg);
      opacity:.55;
    }
    .poster-inner{
      position:relative;
      z-index:1;
      height:100%;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      padding:28px;
    }
    .poster-label{
      width:max-content;
      padding:8px 12px;
      border-radius:999px;
      color:#111827;
      background:linear-gradient(135deg,#FFE9A1,#F5C542);
      font-size:12px;
      font-weight:950;
      letter-spacing:.08em;
    }
    .poster-play{
      width:86px;
      height:86px;
      margin:auto;
      border-radius:30px;
      background:rgba(255,255,255,.18);
      border:1px solid rgba(255,255,255,.32);
      backdrop-filter:blur(8px);
      display:grid;
      place-items:center;
      box-shadow:0 24px 64px rgba(0,0,0,.22);
    }
    .poster-play span{
      display:block;
      width:34px;
      height:34px;
      margin-left:6px;
      clip-path:polygon(20% 8%,88% 50%,20% 92%);
      background:#fff;
      filter:drop-shadow(0 0 16px rgba(255,255,255,.6));
    }
    .poster-stats{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
    }
    .poster-stat{
      padding:12px;
      border-radius:18px;
      background:rgba(11,11,18,.4);
      border:1px solid rgba(255,255,255,.14);
    }
    .poster-stat strong{display:block;font-size:20px;line-height:1;color:#fff}
    .poster-stat span{display:block;margin-top:6px;font-size:12px;color:var(--muted);font-weight:800}

    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,820px) minmax(280px,1fr);
      gap:30px;
      align-items:start;
      padding:30px 0 86px;
    }
    .reading-card{
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg,rgba(21,17,31,.84),rgba(11,11,18,.72));
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .article-body{
      padding:40px;
      color:#E5E7EB;
      font-size:17px;
      line-height:1.88;
    }
    .article-body > *:first-child{margin-top:0}
    .article-body > *:last-child{margin-bottom:0}
    .article-body h1,
    .article-body h2,
    .article-body h3,
    .article-body h4{
      color:#fff;
      letter-spacing:-.035em;
      line-height:1.18;
      font-weight:950;
    }
    .article-body h1{font-size:42px;margin:0 0 24px}
    .article-body h2{
      position:relative;
      font-size:32px;
      margin:46px 0 18px;
      padding-left:18px;
    }
    .article-body h2:before{
      content:"";
      position:absolute;
      left:0;
      top:.18em;
      bottom:.18em;
      width:5px;
      border-radius:999px;
      background:linear-gradient(180deg,var(--purple),var(--orange));
      box-shadow:0 0 22px rgba(124,58,237,.45);
    }
    .article-body h3{font-size:24px;margin:36px 0 14px}
    .article-body h4{font-size:20px;margin:28px 0 12px}
    .article-body p{margin:0 0 20px;color:#D9E1EE}
    .article-body a{
      color:#FDBA74;
      font-weight:850;
      text-decoration:underline;
      text-decoration-color:rgba(249,115,22,.35);
      text-underline-offset:4px;
      transition:color var(--speed) ease,text-decoration-color var(--speed) ease;
    }
    .article-body a:hover,.article-body a:focus-visible{
      color:#fff;
      text-decoration-color:rgba(124,58,237,.72);
      outline:none;
    }
    .article-body ul,.article-body ol{
      margin:18px 0 24px;
      padding-left:1.35em;
    }
    .article-body li{margin:9px 0;padding-left:4px}
    .article-body blockquote{
      margin:28px 0;
      padding:22px 24px;
      border-left:5px solid transparent;
      border-image:linear-gradient(var(--purple),var(--orange)) 1;
      background:rgba(255,255,255,.055);
      border-radius:0 22px 22px 0;
      color:#F8FAFC;
    }
    .article-body blockquote p{margin:0;color:#F8FAFC}
    .article-body img{
      width:auto;
      max-width:100%;
      height:auto;
      margin:28px auto;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 22px 54px rgba(0,0,0,.28);
    }
    .article-body figure{margin:30px 0}
    .article-body figcaption{
      margin-top:10px;
      color:var(--soft);
      font-size:14px;
      text-align:center;
    }
    .article-body table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:28px 0;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      border-radius:20px;
      background:rgba(255,255,255,.035);
    }
    .article-body th,
    .article-body td{
      padding:14px 16px;
      border-bottom:1px solid rgba(255,255,255,.1);
      border-right:1px solid rgba(255,255,255,.08);
      text-align:left;
      vertical-align:top;
    }
    .article-body th{
      color:#fff;
      font-weight:950;
      background:linear-gradient(135deg,rgba(124,58,237,.32),rgba(249,115,22,.18));
    }
    .article-body tr:last-child td{border-bottom:0}
    .article-body th:last-child,
    .article-body td:last-child{border-right:0}
    .article-body code{
      padding:.18em .46em;
      border-radius:9px;
      color:#FFE9A1;
      background:rgba(245,197,66,.12);
      border:1px solid rgba(245,197,66,.18);
      font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
      font-size:.92em;
    }
    .article-body pre{
      overflow:auto;
      margin:28px 0;
      padding:20px;
      border-radius:22px;
      color:#E5E7EB;
      background:#08080D;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
    }
    .article-body pre code{
      padding:0;
      border:0;
      background:transparent;
      color:inherit;
    }
    .not-found{
      padding:54px 34px;
      text-align:center;
      border:1px dashed rgba(249,115,22,.34);
      border-radius:28px;
      background:rgba(249,115,22,.07);
    }
    .not-found h2{
      margin:0 0 12px;
      color:#fff;
      font-size:30px;
      font-weight:950;
    }
    .not-found p{
      margin:0 auto 24px;
      max-width:560px;
      color:var(--muted);
      line-height:1.8;
    }

    .side-stack{
      position:sticky;
      top:100px;
      display:grid;
      gap:18px;
    }
    .side-card{
      border:1px solid rgba(255,255,255,.12);
      border-radius:26px;
      background:linear-gradient(180deg,rgba(28,23,48,.82),rgba(11,11,18,.76));
      box-shadow:0 20px 60px rgba(0,0,0,.25);
      padding:22px;
    }
    .side-title{
      margin:0 0 14px;
      color:#fff;
      font-size:18px;
      font-weight:950;
      letter-spacing:-.02em;
    }
    .side-text{
      margin:0;
      color:var(--muted);
      line-height:1.75;
      font-size:14px;
    }
    .quick-list{
      display:grid;
      gap:10px;
      margin-top:16px;
    }
    .quick-item{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:13px 14px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:18px;
      background:rgba(255,255,255,.045);
      color:var(--muted);
      font-weight:850;
      transition:all var(--speed) ease;
    }
    .quick-item span{color:#fff}
    .quick-item:hover,.quick-item:focus-visible{
      transform:translateY(-2px);
      color:#fff;
      border-color:rgba(124,58,237,.46);
      background:rgba(124,58,237,.16);
      outline:none;
    }
    .mini-meter{
      margin-top:16px;
      display:grid;
      gap:13px;
    }
    .meter-line{
      display:grid;
      gap:7px;
    }
    .meter-top{
      display:flex;
      justify-content:space-between;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      font-weight:850;
    }
    .meter-track{
      height:9px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(255,255,255,.08);
    }
    .meter-fill{
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--purple),var(--orange),var(--gold));
      box-shadow:0 0 18px rgba(249,115,22,.28);
    }

    .article-section{
      padding:0 0 88px;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:end;
      margin-bottom:24px;
    }
    .section-eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:#FFE9A1;
      font-size:13px;
      font-weight:950;
      letter-spacing:.12em;
    }
    .section-eyebrow:before{
      content:"";
      width:22px;
      height:3px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--purple),var(--orange));
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,4vw,42px);
      line-height:1.15;
      letter-spacing:-.045em;
      font-weight:950;
      color:#fff;
    }
    .section-desc{
      margin:10px 0 0;
      max-width:680px;
      color:var(--muted);
      line-height:1.78;
    }
    .recommend-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .recommend-card{
      position:relative;
      overflow:hidden;
      min-height:220px;
      padding:24px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:28px;
      background:
        radial-gradient(circle at 90% 0%, rgba(249,115,22,.18), transparent 32%),
        linear-gradient(180deg,rgba(28,23,48,.78),rgba(11,11,18,.78));
      box-shadow:0 18px 58px rgba(0,0,0,.22);
      transition:all var(--speed) ease;
    }
    .recommend-card:before{
      content:"";
      position:absolute;
      inset:auto -40px -70px auto;
      width:150px;
      height:150px;
      border-radius:50%;
      background:rgba(124,58,237,.18);
      filter:blur(2px);
    }
    .recommend-card:hover,.recommend-card:focus-within{
      transform:translateY(-4px);
      border-color:rgba(249,115,22,.42);
      box-shadow:var(--shadow-glow);
    }
    .recommend-card h3{
      position:relative;
      margin:18px 0 10px;
      color:#fff;
      font-size:21px;
      line-height:1.35;
      font-weight:950;
    }
    .recommend-card p{
      position:relative;
      margin:0;
      color:var(--muted);
      line-height:1.75;
      font-size:15px;
    }
    .card-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:20px;
      color:#FDBA74;
      font-weight:950;
      transition:color var(--speed) ease,gap var(--speed) ease;
    }
    .card-link:hover,.card-link:focus-visible{gap:12px;color:#fff;outline:none}
    .contact-band{
      position:relative;
      overflow:hidden;
      display:grid;
      grid-template-columns:minmax(0,1fr) 420px;
      gap:28px;
      align-items:center;
      padding:34px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-xl);
      background:
        radial-gradient(circle at 22% 18%, rgba(124,58,237,.30), transparent 34%),
        radial-gradient(circle at 88% 82%, rgba(249,115,22,.20), transparent 34%),
        linear-gradient(135deg,rgba(21,17,31,.94),rgba(11,11,18,.9));
      box-shadow:var(--shadow-glow);
    }
    .contact-band:before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:linear-gradient(115deg,transparent 0 58%,rgba(255,255,255,.08) 58% 59%,transparent 59%);
    }
    .contact-copy,.contact-form{position:relative}
    .contact-copy h2{
      margin:12px 0 12px;
      font-size:clamp(28px,4vw,44px);
      line-height:1.14;
      letter-spacing:-.045em;
      font-weight:950;
    }
    .contact-copy p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      max-width:650px;
    }
    .contact-form{
      display:grid;
      gap:12px;
      padding:18px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:26px;
      background:rgba(255,255,255,.055);
      backdrop-filter:blur(10px);
    }
    .form-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .field{
      width:100%;
      min-height:46px;
      padding:0 14px;
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      border-radius:16px;
      background:rgba(11,11,18,.58);
      outline:none;
      transition:all var(--speed) ease;
    }
    textarea.field{
      min-height:104px;
      padding:13px 14px;
      resize:vertical;
    }
    select.field{color:var(--muted)}
    .field::placeholder{color:rgba(203,213,225,.58)}
    .field:hover{border-color:rgba(255,255,255,.22)}
    .field:focus{
      border-color:rgba(249,115,22,.7);
      box-shadow:0 0 0 4px rgba(249,115,22,.12),0 0 26px rgba(124,58,237,.18);
    }
    .form-note{
      margin:0;
      color:var(--soft);
      font-size:12px;
      line-height:1.6;
    }

    .site-footer{
      border-top:1px solid rgba(255,255,255,.12);
      background:linear-gradient(180deg,rgba(11,11,18,.22),rgba(5,5,9,.92));
      padding:48px 0 28px;
      position:relative;
    }
    .site-footer:before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--purple),var(--orange),transparent);
      opacity:.9;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:34px;
      align-items:start;
    }
    .footer-text{
      color:var(--soft);
      line-height:1.75;
      max-width:420px;
      margin:0;
    }
    .footer-title{
      margin-bottom:14px;
      color:#fff;
      font-size:15px;
      font-weight:950;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--muted);
      font-weight:750;
      transition:color var(--speed) ease,transform var(--speed) ease;
    }
    .footer-links a:hover,.footer-links a:focus-visible{
      color:#fff;
      transform:translateX(3px);
      outline:none;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.1);
      color:var(--soft);
      font-size:13px;
    }

    @keyframes sweep{
      0%{transform:translateX(-70%) rotate(12deg)}
      100%{transform:translateX(90%) rotate(12deg)}
    }

    @media (max-width:1024px){
      .desktop-nav,.desktop-cta{display:none}
      .menu-toggle{display:grid;place-items:center}
      .article-hero-grid{grid-template-columns:1fr}
      .poster-panel{min-height:280px}
      .content-layout{grid-template-columns:1fr}
      .side-stack{position:static}
      .recommend-grid{grid-template-columns:1fr 1fr}
      .contact-band{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 32px,var(--container))}
      .nav-wrap{height:68px}
      .brand-text strong{font-size:16px}
      .brand-text span{font-size:10px}
      .breadcrumb{
        align-items:flex-start;
        border-radius:24px;
        flex-direction:column;
      }
      .breadcrumb-list{
        width:100%;
        overflow:auto;
        padding-bottom:2px;
      }
      .breadcrumb-current{max-width:72vw}
      .article-hero{padding-top:30px}
      .article-hero-card{padding:26px;border-radius:28px}
      .article-summary{font-size:16px}
      .article-body{padding:26px;font-size:16px}
      .article-body h1{font-size:34px}
      .article-body h2{font-size:27px}
      .article-body h3{font-size:22px}
      .article-body table{display:block;overflow-x:auto;white-space:nowrap}
      .section-head{display:block}
      .recommend-grid{grid-template-columns:1fr}
      .contact-band{padding:24px}
      .form-row{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 24px,var(--container))}
      .brand-mark{width:40px;height:40px;border-radius:14px}
      .article-hero-card{padding:20px}
      .poster-stats{grid-template-columns:1fr}
      .meta-row{display:grid}
      .meta-pill{justify-content:center}
      .article-body{padding:20px}
      .side-card{padding:18px}
      .contact-form{padding:14px}
      .btn{width:100%}
      .back-link{width:100%;text-align:center}
    }