/* roulang page: index */
:root{
      --ink:#24182f;
      --ink-2:#342441;
      --ink-3:#4c385a;
      --coral:#f06f4f;
      --coral-dark:#db5738;
      --mint:#23b99a;
      --mint-soft:#e8f8f3;
      --amber:#f7b955;
      --bg:#fbf8f4;
      --bg-soft:#f4eef7;
      --bg-warm:#fffaf3;
      --surface:#ffffff;
      --surface-2:#f9f4fb;
      --text:#221d26;
      --muted:#716677;
      --muted-2:#94889a;
      --border:rgba(80,55,95,.16);
      --border-strong:rgba(240,111,79,.38);
      --shadow:0 22px 60px rgba(36,24,47,.12);
      --shadow-soft:0 14px 40px rgba(36,24,47,.08);
      --radius-lg:28px;
      --radius-md:22px;
      --radius-sm:16px;
      --container:1220px;
      --nav-h:78px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 6%, rgba(240,111,79,.12), transparent 28rem),
        radial-gradient(circle at 85% 0%, rgba(35,185,154,.10), transparent 26rem),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
      padding-bottom:0;
    }
    a{color:inherit;text-decoration:none;transition:all .22s ease}
    img,svg{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(240,111,79,.24)}
    :focus-visible{outline:3px solid rgba(240,111,79,.35);outline-offset:3px;border-radius:12px}
    .site-container{max-width:var(--container);margin:0 auto;padding:0 24px}
    .section{padding:96px 0;scroll-margin-top:120px;position:relative}
    .section-tight{padding:76px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 13px;border-radius:999px;
      background:rgba(240,111,79,.10);
      color:var(--coral-dark);
      font-size:14px;font-weight:700;
      border:1px solid rgba(240,111,79,.18)
    }
    .eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 6px rgba(240,111,79,.12)}
    h1,h2,h3{color:var(--ink);letter-spacing:-.02em}
    h1{font-size:clamp(36px,5vw,62px);line-height:1.14;font-weight:800;margin:20px 0 20px}
    h2{font-size:clamp(29px,3.5vw,42px);line-height:1.22;font-weight:800;margin:0 0 14px}
    h3{font-size:clamp(21px,2.1vw,26px);line-height:1.3;font-weight:760;margin:0 0 12px}
    p{margin:0;color:var(--muted)}
    .lead{font-size:18px;line-height:1.85;color:#5c5063}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-head p{max-width:620px}
    .top-strip{
      background:linear-gradient(90deg,#1c1225,#2c1a3a);
      color:rgba(255,250,243,.82);
      font-size:13px;
      min-height:38px;
      display:flex;
      align-items:center;
    }
    .strip-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%}
    .strip-left,.strip-right{display:flex;align-items:center;gap:16px;white-space:nowrap}
    .strip-pill{display:inline-flex;align-items:center;gap:7px}
    .status-dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 5px rgba(35,185,154,.13)}
    .strip-link{color:#fff2e8;border-bottom:1px solid transparent}
    .strip-link:hover{color:var(--coral);border-bottom-color:rgba(240,111,79,.55)}
    .main-nav{
      position:sticky;top:0;z-index:1000;
      background:rgba(251,248,244,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(80,55,95,.12);
      box-shadow:0 10px 30px rgba(36,24,47,.05);
    }
    .navbar{padding:16px 0}
    .brand-logo{
      display:flex;align-items:center;gap:12px;font-weight:850;color:var(--ink);
      letter-spacing:-.02em;font-size:19px
    }
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:linear-gradient(135deg,var(--ink),#4b2d5f);
      display:grid;place-items:center;color:#fff;position:relative;box-shadow:0 14px 30px rgba(36,24,47,.22)
    }
    .brand-mark:before{
      content:"";width:0;height:0;border-top:8px solid transparent;border-bottom:8px solid transparent;border-left:13px solid var(--coral);margin-left:3px
    }
    .navbar-nav{gap:6px}
    .nav-link{
      color:var(--ink-3)!important;
      font-weight:700;
      padding:10px 14px!important;
      border-radius:999px;
      position:relative;
      font-size:15px;
    }
    .nav-link:hover{color:var(--ink)!important;background:rgba(240,111,79,.09)}
    .nav-link.active{color:var(--ink)!important;background:rgba(36,24,47,.08)}
    .nav-link.active:after{
      content:"";position:absolute;left:18px;right:18px;bottom:5px;height:3px;border-radius:99px;background:var(--coral)
    }
    .navbar-toggler{
      border:1px solid var(--border);border-radius:14px;padding:10px 12px;box-shadow:none!important;background:#fff
    }
    .nav-cta{margin-left:12px}
    .btn-custom{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      border:0;border-radius:999px;padding:13px 22px;
      font-weight:760;line-height:1.2;transition:all .22s ease;
      min-height:48px;
    }
    .btn-primary-custom{background:var(--ink);color:#fff;box-shadow:0 14px 34px rgba(36,24,47,.18)}
    .btn-primary-custom:hover{background:#321f42;color:#fff;transform:translateY(-2px);box-shadow:0 18px 44px rgba(36,24,47,.24)}
    .btn-coral{background:var(--coral);color:#fff;box-shadow:0 16px 34px rgba(240,111,79,.22)}
    .btn-coral:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px);box-shadow:0 18px 42px rgba(240,111,79,.28)}
    .btn-ghost{
      background:rgba(255,255,255,.76);color:var(--ink);
      border:1px solid var(--border);box-shadow:0 10px 26px rgba(36,24,47,.06)
    }
    .btn-ghost:hover{background:#fff;border-color:var(--border-strong);color:var(--ink);transform:translateY(-2px)}
    .hero{
      padding:86px 0 72px;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(244,238,247,.92),rgba(255,250,243,.86)),
        radial-gradient(circle at 78% 24%, rgba(240,111,79,.20), transparent 20rem);
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background-image:
        linear-gradient(90deg,rgba(36,24,47,.045) 1px,transparent 1px),
        linear-gradient(rgba(36,24,47,.035) 1px,transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.62),transparent 82%);
      pointer-events:none;
    }
    .hero .site-container{position:relative;z-index:1}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
    .trust-chip{
      display:inline-flex;align-items:center;gap:8px;
      padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.72);
      border:1px solid rgba(80,55,95,.12);color:var(--ink-3);font-weight:700;font-size:14px
    }
    .trust-chip i{width:9px;height:9px;border-radius:50%;background:var(--mint)}
    .hero-console{position:relative;min-height:520px}
    .player-card,.download-card,.tag-cloud-card,.signal-card{
      border:1px solid rgba(255,255,255,.58);
      background:rgba(255,255,255,.82);
      border-radius:30px;
      box-shadow:var(--shadow);
      backdrop-filter:blur(10px);
    }
    .player-card{padding:18px;position:absolute;inset:18px 18px auto 28px}
    .fake-screen{
      height:275px;border-radius:24px;overflow:hidden;position:relative;
      background:
        linear-gradient(135deg,#2c1a3a,#160e1f 56%,#3f2a50);
    }
    .fake-screen:before{
      content:"";position:absolute;inset:18px;
      border-radius:18px;border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(circle at 72% 28%,rgba(240,111,79,.38),transparent 16rem),
        linear-gradient(135deg,rgba(255,255,255,.08),transparent);
    }
    .play-btn{
      position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
      width:76px;height:76px;border-radius:50%;background:#fff;display:grid;place-items:center;
      box-shadow:0 20px 50px rgba(0,0,0,.25)
    }
    .play-btn:before{content:"";width:0;height:0;border-top:14px solid transparent;border-bottom:14px solid transparent;border-left:22px solid var(--coral);margin-left:5px}
    .screen-bars{position:absolute;left:24px;right:24px;bottom:22px;display:grid;gap:10px}
    .screen-bars span{height:8px;border-radius:99px;background:rgba(255,255,255,.25)}
    .screen-bars span:first-child{width:72%;background:linear-gradient(90deg,var(--coral),rgba(255,255,255,.28))}
    .console-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}
    .mini-title{font-weight:800;color:var(--ink)}
    .download-card{
      position:absolute;right:0;bottom:72px;width:330px;padding:22px;z-index:3;
      border-color:rgba(240,111,79,.22)
    }
    .progress-line{height:10px;border-radius:99px;background:#eee7f1;overflow:hidden;margin:15px 0}
    .progress-line span{display:block;width:68%;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--coral),var(--amber))}
    .tag-cloud-card{
      position:absolute;left:0;bottom:8px;width:300px;padding:22px;z-index:2
    }
    .tag-wrap{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
    .badge-soft{
      display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;
      font-size:13px;font-weight:750;border:1px solid transparent;
      background:rgba(36,24,47,.07);color:var(--ink-3)
    }
    .badge-orange{background:rgba(240,111,79,.12);color:var(--coral-dark);border-color:rgba(240,111,79,.16)}
    .badge-mint{background:var(--mint-soft);color:#128069;border-color:rgba(35,185,154,.15)}
    .badge-purple{background:#f0e7f5;color:var(--ink-3);border-color:rgba(80,55,95,.10)}
    .signal-card{
      position:absolute;right:28px;top:0;padding:13px 16px;display:flex;align-items:center;gap:10px;z-index:4
    }
    .signal-wave{width:34px;height:34px;border-radius:50%;background:rgba(35,185,154,.12);position:relative}
    .signal-wave:before,.signal-wave:after{content:"";position:absolute;inset:8px;border:2px solid var(--mint);border-radius:50%;animation:pulse 1.8s infinite}
    .signal-wave:after{inset:3px;opacity:.4;animation-delay:.35s}
    @keyframes pulse{0%{transform:scale(.75);opacity:.75}100%{transform:scale(1.25);opacity:0}}
    .bento-grid{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:18px}
    .feature-card{
      background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
      padding:28px;box-shadow:var(--shadow-soft);transition:all .24s ease;position:relative;overflow:hidden
    }
    .feature-card:hover{transform:translateY(-5px);border-color:var(--border-strong);box-shadow:var(--shadow)}
    .feature-card.dark{background:linear-gradient(135deg,var(--ink),#3c244d);color:#fff;grid-row:span 2}
    .feature-card.dark h3,.feature-card.dark p{color:#fff}
    .feature-card.dark p{opacity:.78}
    .feature-card.wide{grid-column:span 2}
    .icon-box{
      width:48px;height:48px;border-radius:18px;display:grid;place-items:center;
      background:rgba(240,111,79,.12);color:var(--coral);font-weight:900;margin-bottom:18px
    }
    .feature-card.dark .icon-box{background:rgba(255,255,255,.12);color:var(--amber)}
    .mini-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
    .mini-list li{display:flex;gap:10px;color:var(--muted);font-weight:650}
    .mini-list li:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--mint);margin-top:10px;flex:0 0 auto}
    .feature-card.dark .mini-list li{color:rgba(255,255,255,.82)}
    .demo-section{
      background:
        radial-gradient(circle at 12% 18%,rgba(240,111,79,.20),transparent 22rem),
        linear-gradient(135deg,#20142a,#2b1a39 62%,#1a1023);
      color:#fff;
      overflow:hidden;
    }
    .demo-section h2,.demo-section h3{color:#fff}
    .demo-section p{color:rgba(255,250,243,.74)}
    .step-stack{display:grid;gap:15px}
    .step-item{
      display:flex;gap:16px;padding:20px;border-radius:24px;
      background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);
      transition:all .22s ease
    }
    .step-item:hover{background:rgba(255,255,255,.10);transform:translateX(4px)}
    .step-num{
      width:36px;height:36px;border-radius:14px;background:var(--coral);display:grid;place-items:center;
      font-weight:850;color:#fff;flex:0 0 auto
    }
    .preview-panel{
      background:#fff;border-radius:32px;padding:20px;box-shadow:0 30px 80px rgba(0,0,0,.28);
      color:var(--text);border:1px solid rgba(255,255,255,.35)
    }
    .preview-top{display:flex;align-items:center;gap:10px;margin-bottom:18px}
    .preview-dot{width:11px;height:11px;border-radius:50%;background:#ddd}
    .preview-dot:nth-child(1){background:#ff7661}.preview-dot:nth-child(2){background:#f7c65d}.preview-dot:nth-child(3){background:#54cfae}
    .search-bar{
      display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:18px;background:#f5f0f7;border:1px solid rgba(80,55,95,.12);margin-bottom:16px
    }
    .search-bar span{color:var(--muted)}
    .preview-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
    .preview-list{display:grid;gap:12px}
    .preview-row{
      display:grid;grid-template-columns:54px 1fr auto;gap:14px;align-items:center;
      padding:14px;border:1px solid rgba(80,55,95,.12);border-radius:20px;background:#fff
    }
    .thumb{
      width:54px;height:54px;border-radius:17px;
      background:linear-gradient(135deg,#2b1a39,#f06f4f);
      position:relative;overflow:hidden
    }
    .thumb:after{content:"";position:absolute;inset:14px;border:1px solid rgba(255,255,255,.35);border-radius:12px}
    .row-title{font-weight:800;color:var(--ink);line-height:1.3}
    .row-sub{font-size:13px;color:var(--muted)}
    .small-action{padding:9px 13px;border-radius:999px;background:var(--ink);color:#fff;font-weight:750;font-size:13px}
    .proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
    .metric-card{
      background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:24px;box-shadow:var(--shadow-soft)
    }
    .metric-card strong{display:block;font-size:28px;color:var(--ink);line-height:1;font-weight:850;margin-bottom:10px}
    .proof-note{
      display:grid;grid-template-columns:1.2fr .8fr;gap:18px
    }
    .note-card{
      background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-soft)
    }
    .quote-card{background:linear-gradient(135deg,#fff,#fff7ef);border-color:rgba(240,111,79,.20)}
    .pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .plan-card{
      background:var(--surface);border:1px solid var(--border);border-radius:30px;padding:30px;
      box-shadow:var(--shadow-soft);transition:all .24s ease;display:flex;flex-direction:column;min-height:100%
    }
    .plan-card:hover{transform:translateY(-5px);border-color:var(--border-strong);box-shadow:var(--shadow)}
    .plan-card.featured{background:linear-gradient(135deg,var(--ink),#3c244d);color:#fff;position:relative;overflow:hidden}
    .plan-card.featured:before{content:"";position:absolute;right:-55px;top:-55px;width:170px;height:170px;border-radius:50%;background:rgba(240,111,79,.22)}
    .plan-card.featured h3,.plan-card.featured p{color:#fff}
    .plan-card.featured p{opacity:.78}
    .plan-label{margin:6px 0 20px}
    .plan-list{list-style:none;padding:0;margin:22px 0 28px;display:grid;gap:12px;flex:1}
    .plan-list li{display:flex;gap:10px;color:var(--muted);font-weight:650}
    .plan-list li:before{content:"✓";color:var(--mint);font-weight:900}
    .featured .plan-list li{color:rgba(255,255,255,.82)}
    .faq-wrap{max-width:920px;margin:0 auto}
    .accordion{display:grid;gap:14px}
    .accordion-item{
      border:1px solid var(--border)!important;border-radius:22px!important;overflow:hidden;background:#fff;box-shadow:0 10px 28px rgba(36,24,47,.05)
    }
    .accordion-button{
      border:0!important;box-shadow:none!important;background:#fff!important;color:var(--ink)!important;
      font-weight:800;font-size:17px;padding:21px 24px
    }
    .accordion-button:not(.collapsed){background:#fff8f3!important;color:var(--ink)!important}
    .accordion-button:after{
      background-image:none;content:"＋";display:grid;place-items:center;
      color:var(--coral);font-size:20px;font-weight:900;transform:none!important
    }
    .accordion-button:not(.collapsed):after{content:"－"}
    .accordion-body{padding:0 24px 24px;color:var(--muted);line-height:1.8}
    .cta-band{
      border-radius:34px;padding:42px;
      background:
        radial-gradient(circle at 88% 20%,rgba(240,111,79,.36),transparent 18rem),
        linear-gradient(135deg,var(--ink),#3a244a);
      color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow)
    }
    .cta-band:before{
      content:"";position:absolute;inset:auto -80px -120px auto;width:320px;height:320px;border-radius:50%;
      border:36px solid rgba(255,255,255,.06)
    }
    .cta-band h2{color:#fff}
    .cta-band p{color:rgba(255,250,243,.76)}
    .cta-band .content{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .site-footer{
      background:linear-gradient(135deg,#1b1124,#261633);
      color:rgba(255,250,243,.78);
      padding:62px 0 26px;
    }
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:34px;margin-bottom:34px}
    .footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:20px;font-weight:850;margin-bottom:16px}
    .footer-title{color:#fff;font-weight:820;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,250,243,.72)}
    .footer-links a:hover{color:var(--coral);transform:translateX(3px)}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.10);padding-top:20px;
      display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:rgba(255,250,243,.58)
    }
    .float-cta{
      position:fixed;right:22px;bottom:28px;z-index:999;display:grid;gap:10px
    }
    .float-cta a{
      width:54px;height:54px;border-radius:18px;background:var(--ink);color:#fff;display:grid;place-items:center;
      box-shadow:0 18px 40px rgba(36,24,47,.22);font-weight:850;font-size:13px
    }
    .float-cta a:nth-child(1){background:var(--coral)}
    .float-cta a:hover{transform:translateY(-3px);box-shadow:0 22px 48px rgba(36,24,47,.30)}
    .mobile-cta-bar{display:none}
    @media (max-width:1199px){
      .hero-console{min-height:470px}
      .download-card{width:300px}
      .bento-grid{grid-template-columns:1fr 1fr}
      .feature-card.dark{grid-row:auto}
      .proof-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:991px){
      .navbar-collapse{
        margin-top:14px;padding:16px;border-radius:24px;background:#fff;box-shadow:var(--shadow-soft);
        border:1px solid var(--border)
      }
      .nav-cta{margin-left:0;margin-top:10px;width:100%}
      .nav-cta .btn-custom{width:100%}
      .hero{padding:64px 0 54px}
      .hero-console{margin-top:34px}
      .section{padding:74px 0}
      .section-head{display:block}
      .section-head p{margin-top:10px}
      .proof-note{grid-template-columns:1fr}
      .pricing-grid{grid-template-columns:1fr}
      .cta-band .content{display:block}
      .cta-band .btn-custom{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      body{padding-bottom:76px}
      .site-container{padding:0 18px}
      .top-strip{overflow-x:auto}
      .strip-inner{min-width:680px;padding:0 18px}
      .hero-actions .btn-custom{width:100%}
      .trust-row{gap:8px}
      .hero-console{min-height:560px}
      .player-card{position:relative;inset:auto;padding:14px}
      .fake-screen{height:235px}
      .signal-card{right:8px;top:-18px}
      .download-card{right:0;bottom:82px;width:92%}
      .tag-cloud-card{left:0;bottom:0;width:86%}
      .bento-grid{grid-template-columns:1fr}
      .feature-card.wide{grid-column:auto}
      .preview-row{grid-template-columns:48px 1fr}
      .preview-row .small-action{grid-column:1 / -1;text-align:center}
      .proof-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
      .float-cta{display:none}
      .mobile-cta-bar{
        position:fixed;left:12px;right:12px;bottom:12px;z-index:999;
        display:grid;grid-template-columns:1fr 1fr;gap:10px;
        padding:10px;border-radius:22px;background:rgba(255,255,255,.92);
        box-shadow:0 18px 48px rgba(36,24,47,.22);backdrop-filter:blur(14px);
        border:1px solid rgba(80,55,95,.12)
      }
      .mobile-cta-bar a{min-height:48px;padding:12px 10px;font-size:14px}
      .cta-band{padding:30px 22px;border-radius:28px}
    }
    @media (max-width:520px){
      h1{font-size:36px}
      .brand-logo{font-size:17px}
      .brand-mark{width:38px;height:38px}
      .section{padding:62px 0}
      .feature-card,.note-card,.plan-card{padding:22px}
      .player-card,.download-card,.tag-cloud-card{border-radius:24px}
      .download-card{bottom:96px}
      .fake-screen{height:205px}
      .screen-bars{left:18px;right:18px}
    }

/* roulang page: category1 */
:root {
      --ink: #211827;
      --ink-2: #34243f;
      --plum: #4b314f;
      --plum-soft: #efe8f2;
      --mist: #f7f3ef;
      --paper: #fffdfa;
      --warm: #fff4ea;
      --coral: #ff7557;
      --coral-dark: #e85c3f;
      --mint: #56c8a4;
      --mint-soft: #e8faf4;
      --amber-soft: #fff0d8;
      --text: #2b2530;
      --muted: #756d7b;
      --line: rgba(75, 49, 79, .14);
      --line-strong: rgba(255, 117, 87, .38);
      --shadow: 0 22px 60px rgba(33, 24, 39, .12);
      --shadow-sm: 0 12px 30px rgba(33, 24, 39, .09);
      --radius: 26px;
      --radius-md: 18px;
      --radius-sm: 14px;
      --container: 1220px;
      --nav-height: 78px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 117, 87, .09), transparent 28%),
        radial-gradient(circle at 88% 12%, rgba(86, 200, 164, .10), transparent 25%),
        linear-gradient(180deg, #fbf7f2 0%, #f8f2f7 42%, #fffdfa 100%);
      line-height: 1.75;
      overflow-x: hidden;
      padding-bottom: 0;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s ease, transform .22s ease, opacity .22s ease;
    }

    a:hover {
      color: var(--coral-dark);
    }

    img, svg {
      max-width: 100%;
      display: block;
    }

    button, input {
      font-family: inherit;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible {
      outline: 3px solid rgba(255, 117, 87, .35);
      outline-offset: 3px;
      border-radius: 14px;
    }

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

    section {
      scroll-margin-top: 120px;
    }

    .top-strip {
      background: var(--ink);
      color: rgba(255, 253, 250, .82);
      font-size: 14px;
      position: relative;
      z-index: 30;
    }

    .strip-inner {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      white-space: nowrap;
    }

    .strip-left,
    .strip-right {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .strip-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 4px 10px;
      border: 1px solid rgba(255,255,255,.14);
      border-radius: 999px;
      color: #fff7ef;
      background: rgba(255,255,255,.06);
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--mint);
      box-shadow: 0 0 0 4px rgba(86, 200, 164, .14);
      display: inline-block;
    }

    .strip-link {
      color: rgba(255, 253, 250, .82);
      font-weight: 600;
      font-size: 13px;
    }

    .strip-link:hover {
      color: var(--coral);
    }

    .main-nav {
      position: sticky;
      top: 0;
      z-index: 25;
      background: rgba(255, 253, 250, .88);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--line);
      box-shadow: 0 10px 34px rgba(33, 24, 39, .06);
    }

    .navbar {
      padding: 15px 0;
      min-height: var(--nav-height);
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--ink) !important;
      font-weight: 800;
      letter-spacing: -.02em;
      font-size: 20px;
      padding: 0;
    }

    .brand-mark {
      width: 40px;
      height: 40px;
      border-radius: 14px;
      background:
        linear-gradient(135deg, var(--coral) 0%, #ff9b6c 45%, var(--mint) 100%);
      position: relative;
      box-shadow: 0 12px 28px rgba(255, 117, 87, .25);
      flex: 0 0 auto;
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      left: 15px;
      top: 11px;
      width: 0;
      height: 0;
      border-left: 12px solid #fff;
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
      filter: drop-shadow(0 2px 3px rgba(33, 24, 39, .18));
    }

    .navbar-toggler {
      border: 1px solid var(--line);
      border-radius: 14px;
      padding: 9px 11px;
      background: var(--paper);
      box-shadow: var(--shadow-sm);
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(255, 117, 87, .22);
    }

    .navbar-toggler-icon {
      width: 1.35em;
      height: 1.35em;
      background-image: linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink)), linear-gradient(var(--ink), var(--ink));
      background-size: 100% 2px, 100% 2px, 100% 2px;
      background-position: center 25%, center, center 75%;
      background-repeat: no-repeat;
    }

    .navbar-nav {
      gap: 8px;
      align-items: center;
    }

    .nav-link {
      color: var(--muted) !important;
      font-weight: 700;
      padding: 10px 15px !important;
      border-radius: 999px;
      position: relative;
    }

    .nav-link:hover {
      color: var(--ink) !important;
      background: var(--plum-soft);
    }

    .nav-link.active {
      color: var(--ink) !important;
      background: #f2e8ec;
      box-shadow: inset 0 0 0 1px rgba(255,117,87,.18);
    }

    .nav-cta {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn-custom {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      padding: 13px 22px;
      font-weight: 800;
      border: 1px solid transparent;
      line-height: 1.2;
      transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease;
      cursor: pointer;
      min-height: 46px;
    }

    .btn-custom:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 36px rgba(33, 24, 39, .15);
    }

    .btn-custom:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn-coral {
      background: var(--coral);
      color: #fff !important;
      box-shadow: 0 14px 30px rgba(255, 117, 87, .28);
    }

    .btn-coral:hover {
      background: var(--coral-dark);
      color: #fff !important;
    }

    .btn-darkx {
      background: var(--ink);
      color: #fff !important;
      box-shadow: 0 16px 36px rgba(33, 24, 39, .24);
    }

    .btn-darkx:hover {
      background: #35233d;
      color: #fff !important;
    }

    .btn-ghost {
      background: rgba(255,255,255,.76);
      color: var(--ink) !important;
      border-color: var(--line);
    }

    .btn-ghost:hover {
      border-color: var(--line-strong);
      background: #fff;
    }

    .badge-soft {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 12px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 800;
      border: 1px solid transparent;
      line-height: 1;
    }

    .badge-purple {
      background: var(--plum-soft);
      color: var(--plum);
      border-color: rgba(75,49,79,.10);
    }

    .badge-coral {
      background: var(--amber-soft);
      color: #b94b31;
      border-color: rgba(255,117,87,.18);
    }

    .badge-mint {
      background: var(--mint-soft);
      color: #217f68;
      border-color: rgba(86,200,164,.22);
    }

    .category-hero {
      padding: 72px 0 58px;
      position: relative;
      overflow: hidden;
    }

    .category-hero::before {
      content: "";
      position: absolute;
      inset: 18px 0 auto auto;
      width: 360px;
      height: 360px;
      background: radial-gradient(circle, rgba(255,117,87,.18), transparent 68%);
      pointer-events: none;
    }

    .category-hero::after {
      content: "";
      position: absolute;
      left: -80px;
      bottom: -120px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(86,200,164,.14), transparent 66%);
      pointer-events: none;
    }

    .hero-card {
      position: relative;
      z-index: 1;
      border: 1px solid var(--line);
      border-radius: 34px;
      background:
        linear-gradient(135deg, rgba(255,253,250,.94) 0%, rgba(244,235,244,.92) 58%, rgba(255,244,234,.9) 100%);
      box-shadow: var(--shadow);
      padding: 36px;
      overflow: hidden;
    }

    .hero-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(90deg, rgba(33,24,39,.04) 1px, transparent 1px),
        linear-gradient(rgba(33,24,39,.04) 1px, transparent 1px);
      background-size: 34px 34px;
      mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 82%, transparent 100%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
    }

    .eyebrow {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 18px;
    }

    h1 {
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.14;
      letter-spacing: -.04em;
      color: var(--ink);
      font-weight: 850;
      margin: 0 0 18px;
    }

    .hero-lead {
      font-size: 17px;
      color: var(--muted);
      max-width: 690px;
      line-height: 1.85;
      margin: 0 0 24px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }

    .signal-panel {
      background: var(--ink);
      color: rgba(255,255,255,.88);
      border-radius: 28px;
      padding: 24px;
      box-shadow: 0 28px 60px rgba(33,24,39,.22);
      position: relative;
      min-height: 294px;
      overflow: hidden;
    }

    .signal-panel::before {
      content: "";
      position: absolute;
      right: -80px;
      top: -70px;
      width: 210px;
      height: 210px;
      border-radius: 50%;
      background: rgba(255,117,87,.22);
    }

    .panel-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 18px;
      position: relative;
      z-index: 1;
    }

    .panel-title {
      font-weight: 850;
      color: #fff;
    }

    .live-wave {
      width: 54px;
      height: 54px;
      border-radius: 50%;
      background: rgba(255,117,87,.12);
      position: relative;
      border: 1px solid rgba(255,255,255,.12);
    }

    .live-wave::before,
    .live-wave::after {
      content: "";
      position: absolute;
      inset: 12px;
      border-radius: 50%;
      border: 2px solid rgba(255,117,87,.68);
      animation: pulse 2.2s infinite ease-out;
    }

    .live-wave::after {
      animation-delay: .7s;
    }

    @keyframes pulse {
      0% { transform: scale(.65); opacity: .95; }
      100% { transform: scale(1.45); opacity: 0; }
    }

    .mini-player {
      position: relative;
      z-index: 1;
      border-radius: 22px;
      padding: 16px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.12);
    }

    .thumb-row {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 12px;
      margin-bottom: 14px;
    }

    .thumb {
      height: 92px;
      border-radius: 18px;
      background:
        linear-gradient(135deg, rgba(255,117,87,.46), rgba(86,200,164,.34)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.12) 0 8px, transparent 8px 16px);
      position: relative;
      overflow: hidden;
    }

    .thumb.small {
      height: 92px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.14), rgba(255,117,87,.34)),
        radial-gradient(circle at 70% 30%, rgba(86,200,164,.36), transparent 40%);
    }

    .thumb::after {
      content: "";
      position: absolute;
      left: 18px;
      bottom: 16px;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: rgba(255,255,255,.9);
      box-shadow: 0 8px 18px rgba(0,0,0,.18);
    }

    .progress-line {
      height: 9px;
      border-radius: 999px;
      background: rgba(255,255,255,.14);
      overflow: hidden;
      margin: 12px 0;
    }

    .progress-line span {
      display: block;
      height: 100%;
      width: 64%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--coral), var(--mint));
    }

    .panel-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

    .panel-tag {
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.10);
      color: rgba(255,255,255,.82);
      font-size: 12px;
      border: 1px solid rgba(255,255,255,.10);
    }

    .section {
      padding: 82px 0;
    }

    .section-tight {
      padding: 56px 0 82px;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 28px;
    }

    .section-title {
      margin: 0;
      color: var(--ink);
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.24;
      font-weight: 850;
      letter-spacing: -.03em;
    }

    .section-desc {
      margin: 10px 0 0;
      color: var(--muted);
      max-width: 680px;
      font-size: 16px;
    }

    .filter-shell {
      position: sticky;
      top: calc(var(--nav-height) + 10px);
      z-index: 20;
      margin-top: -22px;
    }

    .filter-card {
      background: rgba(255,253,250,.92);
      backdrop-filter: blur(14px);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      border-radius: 26px;
      padding: 18px;
    }

    .filter-grid {
      display: grid;
      grid-template-columns: 1.2fr auto;
      gap: 16px;
      align-items: center;
    }

    .search-wrap {
      display: flex;
      align-items: center;
      gap: 10px;
      background: #f8f4f0;
      border: 1px solid rgba(75,49,79,.12);
      border-radius: 18px;
      padding: 8px 10px 8px 14px;
    }

    .search-wrap label {
      color: var(--plum);
      font-weight: 850;
      white-space: nowrap;
      font-size: 14px;
    }

    .search-wrap input {
      flex: 1;
      border: 0;
      background: transparent;
      outline: 0;
      min-height: 40px;
      color: var(--text);
      min-width: 120px;
    }

    .search-wrap input::placeholder {
      color: #9a909e;
    }

    .filter-tags {
      display: flex;
      gap: 10px;
      align-items: center;
      flex-wrap: wrap;
    }

    .filter-pill {
      border: 1px solid var(--line);
      background: #fff;
      color: var(--plum);
      border-radius: 999px;
      padding: 10px 14px;
      font-weight: 800;
      font-size: 14px;
      transition: transform .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
    }

    .filter-pill:hover,
    .filter-pill.active {
      background: var(--ink);
      color: #fff;
      border-color: var(--ink);
      transform: translateY(-1px);
    }

    .resource-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 22px;
      margin-top: 30px;
    }

    .entry-card {
      background: rgba(255,253,250,.92);
      border: 1px solid var(--line);
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
      padding: 20px;
      position: relative;
      overflow: hidden;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      min-height: 100%;
    }

    .entry-card:hover {
      transform: translateY(-4px);
      border-color: var(--line-strong);
      box-shadow: var(--shadow);
    }

    .entry-card.featured {
      grid-column: span 2;
      background:
        radial-gradient(circle at 88% 16%, rgba(255,117,87,.20), transparent 32%),
        linear-gradient(135deg, var(--ink) 0%, #382440 100%);
      color: rgba(255,255,255,.86);
      border-color: rgba(255,255,255,.13);
    }

    .entry-cover {
      height: 142px;
      border-radius: 22px;
      background:
        linear-gradient(135deg, rgba(75,49,79,.20), rgba(255,117,87,.20)),
        repeating-linear-gradient(90deg, rgba(33,24,39,.08) 0 10px, transparent 10px 20px);
      margin-bottom: 18px;
      position: relative;
      overflow: hidden;
      transition: transform .24s ease;
    }

    .entry-card:hover .entry-cover {
      transform: scale(1.015);
    }

    .featured .entry-cover {
      background:
        linear-gradient(135deg, rgba(255,117,87,.38), rgba(86,200,164,.22)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.12) 0 10px, transparent 10px 20px);
    }

    .entry-cover::before {
      content: "";
      position: absolute;
      left: 18px;
      top: 18px;
      width: 46px;
      height: 46px;
      border-radius: 16px;
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(33,24,39,.16);
    }

    .entry-cover::after {
      content: "";
      position: absolute;
      left: 36px;
      top: 31px;
      border-left: 14px solid var(--coral);
      border-top: 9px solid transparent;
      border-bottom: 9px solid transparent;
    }

    .entry-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 12px;
      flex-wrap: wrap;
    }

    .entry-title {
      font-size: 23px;
      line-height: 1.35;
      margin: 0 0 10px;
      color: var(--ink);
      font-weight: 850;
      letter-spacing: -.02em;
    }

    .featured .entry-title {
      color: #fff;
    }

    .entry-text {
      color: var(--muted);
      margin: 0 0 16px;
      font-size: 15px;
    }

    .featured .entry-text {
      color: rgba(255,255,255,.72);
    }

    .feature-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 14px 0 18px;
    }

    .feature-tag {
      display: inline-flex;
      padding: 6px 10px;
      border-radius: 999px;
      background: #f5eef6;
      color: var(--plum);
      font-size: 12px;
      font-weight: 800;
      border: 1px solid rgba(75,49,79,.08);
    }

    .featured .feature-tag {
      background: rgba(255,255,255,.10);
      color: rgba(255,255,255,.82);
      border-color: rgba(255,255,255,.14);
    }

    .entry-actions {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      margin-top: auto;
    }

    .entry-actions .btn-custom {
      padding: 11px 16px;
      min-height: 42px;
      font-size: 14px;
    }

    .info-band {
      background: var(--ink);
      color: rgba(255,255,255,.86);
      border-radius: 34px;
      padding: 34px;
      box-shadow: 0 28px 70px rgba(33,24,39,.20);
      overflow: hidden;
      position: relative;
    }

    .info-band::before {
      content: "";
      position: absolute;
      right: -90px;
      bottom: -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,117,87,.18);
    }

    .info-band h2,
    .dark-title {
      color: #fff;
    }

    .tip-list {
      display: grid;
      gap: 14px;
      margin: 24px 0 0;
      padding: 0;
      list-style: none;
    }

    .tip-list li {
      display: grid;
      grid-template-columns: 38px 1fr;
      gap: 12px;
      align-items: start;
      padding: 16px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 18px;
    }

    .tip-num {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--coral);
      color: #fff;
      font-weight: 900;
    }

    .tip-list strong {
      display: block;
      color: #fff;
      margin-bottom: 2px;
    }

    .tip-list span {
      color: rgba(255,255,255,.70);
      font-size: 14px;
    }

    .flow-card {
      background: rgba(255,253,250,.95);
      border-radius: 26px;
      padding: 24px;
      border: 1px solid rgba(255,255,255,.18);
      color: var(--text);
      position: relative;
      z-index: 1;
    }

    .flow-steps {
      display: grid;
      gap: 14px;
      margin-top: 18px;
    }

    .flow-step {
      display: flex;
      gap: 12px;
      padding: 14px;
      border-radius: 18px;
      background: #f8f4f0;
      border: 1px solid rgba(75,49,79,.10);
    }

    .flow-icon {
      width: 34px;
      height: 34px;
      flex: 0 0 auto;
      border-radius: 12px;
      background: var(--mint-soft);
      color: #1f7d65;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
    }

    .flow-step strong {
      display: block;
      color: var(--ink);
      margin-bottom: 2px;
    }

    .flow-step span {
      color: var(--muted);
      font-size: 14px;
    }

    .demo-shell {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 24px;
      align-items: stretch;
    }

    .demo-list {
      display: grid;
      gap: 14px;
    }

    .demo-step {
      padding: 20px;
      border-radius: 22px;
      border: 1px solid var(--line);
      background: rgba(255,253,250,.86);
      box-shadow: var(--shadow-sm);
    }

    .demo-step strong {
      display: block;
      color: var(--ink);
      font-size: 18px;
      margin-bottom: 6px;
    }

    .demo-step p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .interface-card {
      border-radius: 30px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow);
      padding: 22px;
      overflow: hidden;
    }

    .browser-dots {
      display: flex;
      gap: 8px;
      margin-bottom: 16px;
    }

    .browser-dots span {
      width: 11px;
      height: 11px;
      border-radius: 50%;
      background: #eadde8;
    }

    .browser-dots span:nth-child(1) { background: var(--coral); }
    .browser-dots span:nth-child(2) { background: #ffc66d; }
    .browser-dots span:nth-child(3) { background: var(--mint); }

    .mock-search {
      height: 48px;
      border-radius: 16px;
      background: #f7f2f5;
      border: 1px solid rgba(75,49,79,.10);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 14px;
      color: var(--muted);
      font-weight: 700;
      margin-bottom: 16px;
    }

    .mock-row {
      display: grid;
      grid-template-columns: 64px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 14px 0;
      border-bottom: 1px solid rgba(75,49,79,.10);
    }

    .mock-row:last-child {
      border-bottom: 0;
    }

    .mock-thumb {
      height: 52px;
      border-radius: 15px;
      background: linear-gradient(135deg, rgba(75,49,79,.20), rgba(255,117,87,.20));
      position: relative;
    }

    .mock-thumb::after {
      content: "";
      position: absolute;
      left: 22px;
      top: 16px;
      border-left: 12px solid #fff;
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
    }

    .mock-row strong {
      display: block;
      color: var(--ink);
    }

    .mock-row small {
      color: var(--muted);
      font-weight: 700;
    }

    .status-btn {
      border: 0;
      border-radius: 999px;
      padding: 8px 12px;
      background: var(--mint-soft);
      color: #217f68;
      font-weight: 850;
      font-size: 13px;
    }

    .faq-section {
      background: linear-gradient(180deg, rgba(255,253,250,.54), rgba(239,232,242,.60));
    }

    .accordion {
      display: grid;
      gap: 14px;
    }

    .accordion-item {
      border: 1px solid var(--line) !important;
      border-radius: 20px !important;
      overflow: hidden;
      background: rgba(255,253,250,.94);
      box-shadow: 0 10px 28px rgba(33,24,39,.06);
    }

    .accordion-button {
      color: var(--ink);
      background: rgba(255,253,250,.94);
      font-weight: 850;
      font-size: 17px;
      padding: 20px 22px;
      box-shadow: none !important;
    }

    .accordion-button:not(.collapsed) {
      color: var(--ink);
      background: #fff7ef;
      border-bottom: 1px solid rgba(255,117,87,.18);
    }

    .accordion-button::after {
      background-image: none;
      content: "+";
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: var(--plum-soft);
      color: var(--plum);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      transform: none;
    }

    .accordion-button:not(.collapsed)::after {
      content: "−";
      background: var(--coral);
      color: #fff;
      transform: none;
    }

    .accordion-body {
      color: var(--muted);
      padding: 18px 22px 22px;
      line-height: 1.8;
    }

    .final-cta {
      padding: 76px 0 92px;
    }

    .cta-panel {
      border-radius: 34px;
      padding: 38px;
      background:
        linear-gradient(135deg, var(--ink), #3a2442),
        radial-gradient(circle at 80% 20%, rgba(255,117,87,.36), transparent 34%);
      color: rgba(255,255,255,.82);
      position: relative;
      overflow: hidden;
      box-shadow: 0 30px 70px rgba(33,24,39,.20);
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      right: 28px;
      top: 26px;
      width: 170px;
      height: 96px;
      border-radius: 24px;
      border: 1px solid rgba(255,255,255,.16);
      background:
        linear-gradient(90deg, rgba(255,255,255,.08) 50%, transparent 50%),
        linear-gradient(rgba(255,255,255,.08) 50%, transparent 50%);
      background-size: 20px 20px;
      opacity: .55;
    }

    .cta-panel h2 {
      color: #fff;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.2;
      margin: 0 0 10px;
      font-weight: 850;
    }

    .cta-panel p {
      margin: 0;
      max-width: 650px;
      color: rgba(255,255,255,.72);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 24px;
      position: relative;
      z-index: 1;
    }

    .floating-cta {
      position: fixed;
      right: 22px;
      bottom: 24px;
      z-index: 24;
      display: grid;
      gap: 10px;
    }

    .float-btn {
      width: 52px;
      height: 52px;
      border-radius: 18px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--ink);
      color: #fff !important;
      box-shadow: 0 14px 34px rgba(33,24,39,.22);
      border: 1px solid rgba(255,255,255,.10);
      font-weight: 900;
    }

    .float-btn:nth-child(1) {
      background: var(--coral);
    }

    .float-btn:hover {
      color: #fff !important;
      transform: translateY(-3px);
    }

    .mobile-cta {
      display: none;
    }

    .site-footer {
      background: var(--ink);
      color: rgba(255,253,250,.76);
      padding: 64px 0 26px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .75fr .75fr 1fr;
      gap: 34px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.10);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-size: 20px;
      font-weight: 850;
      margin-bottom: 14px;
    }

    .footer-title {
      color: #fff;
      font-weight: 850;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: rgba(255,253,250,.72);
    }

    .footer-links a:hover {
      color: var(--coral);
      transform: translateX(3px);
    }

    .site-footer p {
      margin: 0;
      color: rgba(255,253,250,.62);
      line-height: 1.8;
      font-size: 15px;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 22px;
      color: rgba(255,253,250,.54);
      font-size: 14px;
    }

    @media (max-width: 1199px) {
      .site-container {
        width: min(100% - 32px, 1040px);
      }

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

      .entry-card.featured {
        grid-column: span 2;
      }

      .demo-shell {
        grid-template-columns: 1fr;
      }

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

    @media (max-width: 991px) {
      :root {
        --nav-height: 72px;
      }

      .navbar-collapse {
        margin-top: 14px;
        padding: 14px;
        border: 1px solid var(--line);
        border-radius: 22px;
        background: rgba(255,253,250,.98);
        box-shadow: var(--shadow);
      }

      .navbar-nav {
        align-items: stretch;
      }

      .nav-link {
        text-align: center;
      }

      .nav-cta {
        margin-top: 10px;
      }

      .nav-cta .btn-custom {
        width: 100%;
      }

      .filter-grid {
        grid-template-columns: 1fr;
      }

      .filter-shell {
        position: relative;
        top: auto;
      }

      .strip-inner {
        overflow-x: auto;
        padding: 0 0;
      }

      .strip-inner::-webkit-scrollbar {
        display: none;
      }
    }

    @media (max-width: 767px) {
      body {
        padding-bottom: 74px;
      }

      .site-container {
        width: min(100% - 24px, 680px);
      }

      .top-strip {
        font-size: 12px;
      }

      .strip-right {
        display: none;
      }

      .brand-logo {
        font-size: 17px;
        max-width: calc(100vw - 100px);
        white-space: normal;
        line-height: 1.25;
      }

      .brand-mark {
        width: 36px;
        height: 36px;
        border-radius: 12px;
      }

      .brand-mark::before {
        left: 13px;
        top: 10px;
      }

      .category-hero {
        padding: 42px 0 36px;
      }

      .hero-card {
        padding: 24px;
        border-radius: 26px;
      }

      .hero-actions,
      .cta-actions,
      .entry-actions {
        flex-direction: column;
      }

      .hero-actions .btn-custom,
      .cta-actions .btn-custom,
      .entry-actions .btn-custom {
        width: 100%;
      }

      .signal-panel {
        margin-top: 22px;
      }

      .section,
      .section-tight {
        padding: 58px 0;
      }

      .section-head {
        display: block;
      }

      .filter-card {
        padding: 14px;
        border-radius: 22px;
      }

      .search-wrap {
        flex-wrap: wrap;
      }

      .search-wrap input {
        flex-basis: 100%;
      }

      .filter-tags {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .filter-tags::-webkit-scrollbar {
        display: none;
      }

      .filter-pill {
        flex: 0 0 auto;
      }

      .resource-grid {
        grid-template-columns: 1fr;
      }

      .entry-card.featured {
        grid-column: span 1;
      }

      .info-band,
      .cta-panel {
        padding: 24px;
        border-radius: 26px;
      }

      .tip-list li {
        grid-template-columns: 34px 1fr;
      }

      .mock-row {
        grid-template-columns: 52px 1fr;
      }

      .mock-row .status-btn {
        grid-column: 1 / -1;
        justify-self: start;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        display: grid;
      }

      .floating-cta {
        display: none;
      }

      .mobile-cta {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 40;
        padding: 10px 12px;
        background: rgba(255,253,250,.94);
        backdrop-filter: blur(14px);
        border-top: 1px solid var(--line);
        box-shadow: 0 -12px 30px rgba(33,24,39,.10);
      }

      .mobile-cta .btn-custom {
        min-height: 46px;
        padding: 12px 10px;
        font-size: 14px;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 34px;
      }

      .section-title {
        font-size: 28px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .thumb-row {
        grid-template-columns: 1fr;
      }

      .thumb.small {
        height: 70px;
      }

      .entry-title {
        font-size: 21px;
      }
    }