/* roulang page: index */
:root{
      --bg:#090713;--bg-2:#130d24;--panel:#171126;--panel-2:#211735;--light:#f8f6ff;--text:#eee9ff;--muted:#b8afd1;--soft:#857b9f;
      --cyan:#21f2df;--purple:#a55cff;--orange:#ff9b3d;--pink:#ff4fd8;--line:rgba(255,255,255,.12);--line-2:rgba(33,242,223,.28);
      --radius-sm:12px;--radius:18px;--radius-lg:28px;--shadow:0 24px 80px rgba(0,0,0,.42);--glow:0 0 34px rgba(33,242,223,.22);--orange-glow:0 0 38px rgba(255,155,61,.24);
      --font:PingFang SC,Microsoft YaHei,Noto Sans SC,Arial,sans-serif;--container:1200px;
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);line-height:1.75;color:var(--text);background:radial-gradient(circle at 18% 8%,rgba(165,92,255,.22),transparent 34%),radial-gradient(circle at 82% 18%,rgba(33,242,223,.16),transparent 30%),linear-gradient(135deg,#080611 0%,#13091f 48%,#080611 100%);overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),rgba(0,0,0,.12));z-index:-2}body:after{content:"";position:fixed;inset:-20%;pointer-events:none;background:linear-gradient(115deg,transparent 22%,rgba(33,242,223,.06) 34%,transparent 46%),linear-gradient(62deg,transparent 46%,rgba(255,155,61,.055) 54%,transparent 64%);z-index:-1}a{color:inherit;text-decoration:none;transition:.22s ease}img{max-width:100%;height:auto}button,input,select,textarea{font-family:inherit}button,.button{transition:.25s ease}.site-container{max-width:var(--container);margin:0 auto;padding:0 22px}.section{padding:84px 0;position:relative}.section.tight{padding:58px 0}.section-kicker{display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--cyan);font-size:14px;font-weight:700;letter-spacing:.08em}.section-kicker:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 18px var(--cyan)}.section-title{margin:0 0 14px;font-size:36px;line-height:1.22;font-weight:800;letter-spacing:-.02em}.section-desc{max-width:760px;margin:0 0 30px;color:var(--muted);font-size:17px}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;border:1px solid var(--line);font-size:13px;font-weight:700;color:var(--text);background:rgba(255,255,255,.055)}.badge.cyan{border-color:rgba(33,242,223,.42);color:#abfff7;background:rgba(33,242,223,.105)}.badge.purple{border-color:rgba(165,92,255,.42);color:#dec7ff;background:rgba(165,92,255,.12)}.badge.orange{border-color:rgba(255,155,61,.45);color:#ffd3a8;background:rgba(255,155,61,.12)}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;font-weight:800;min-height:48px;padding:14px 22px;border:1px solid transparent;cursor:pointer}.btn-primary{background:linear-gradient(135deg,var(--cyan),#7af7ff 48%,var(--orange));color:#11101a;box-shadow:var(--glow)}.btn-secondary{border-color:var(--line-2);color:#dffdfa;background:rgba(33,242,223,.06)}.btn-primary:hover,.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(33,242,223,.22)}.btn-secondary:hover{background:rgba(33,242,223,.12);border-color:rgba(33,242,223,.55)}.btn-primary:focus,.btn-secondary:focus,input:focus,textarea:focus,select:focus,a:focus{outline:3px solid rgba(33,242,223,.34);outline-offset:3px}.card{background:linear-gradient(180deg,rgba(255,255,255,.072),rgba(255,255,255,.035));border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card:hover{border-color:rgba(33,242,223,.36);transform:translateY(-3px);box-shadow:0 28px 80px rgba(0,0,0,.48),var(--glow)}.site-header{position:sticky;top:0;z-index:50;background:rgba(9,7,19,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.09)}.brand-row{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}.logo{display:flex;align-items:center;gap:12px;font-size:21px;font-weight:900;letter-spacing:-.02em}.logo-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--cyan),var(--purple) 58%,var(--orange));box-shadow:0 0 32px rgba(165,92,255,.34);position:relative}.logo-mark:after{content:"";position:absolute;inset:10px;border:1px solid rgba(8,7,18,.45);border-radius:9px;background:rgba(8,7,18,.18)}.top-actions{display:flex;align-items:center;gap:12px}.search-pill{display:flex;align-items:center;gap:9px;min-width:310px;padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.06);color:var(--soft)}.search-pill input{width:100%;border:0;background:transparent;color:var(--text);box-shadow:none;margin:0;padding:0;height:auto}.search-pill input::placeholder{color:#8f86a8}.channel-row{border-top:1px solid rgba(255,255,255,.06);overflow-x:auto;scrollbar-width:none}.channel-row::-webkit-scrollbar{display:none}.channel-nav{display:flex;gap:8px;white-space:nowrap;padding:11px 0}.channel-nav a{padding:9px 14px;border-radius:999px;color:#cfc7e6;font-size:14px;font-weight:700;border:1px solid transparent}.channel-nav a:hover,.channel-nav a.active{color:#fff;border-color:rgba(33,242,223,.42);background:rgba(33,242,223,.09);box-shadow:inset 0 -2px 0 rgba(33,242,223,.55)}.hero{padding:66px 0 70px}.hero-stage{border-radius:34px;padding:28px;background:linear-gradient(135deg,rgba(33,242,223,.13),rgba(165,92,255,.13) 45%,rgba(255,155,61,.1)),rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow);position:relative;overflow:hidden}.hero-stage:before{content:"";position:absolute;inset:-40% -15% auto;height:330px;background:radial-gradient(circle,rgba(33,242,223,.18),transparent 62%);transform:rotate(-8deg)}.hero-grid{position:relative;display:grid;grid-template-columns:1fr .94fr;gap:24px;align-items:stretch}.hero-copy{padding:28px 12px 18px}.hero h1{margin:14px 0 18px;font-size:52px;line-height:1.16;font-weight:900;letter-spacing:-.04em}.hero-sub{max-width:650px;color:#d6cee8;font-size:18px;margin-bottom:24px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}.hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.point{padding:14px;border-radius:16px;background:rgba(8,7,18,.44);border:1px solid rgba(255,255,255,.1)}.point strong{display:block;color:#fff;font-size:22px;line-height:1.1}.point span{color:var(--muted);font-size:13px}.selector{display:grid;gap:14px}.plan-preview{padding:20px;border-radius:24px;border:1px solid var(--line);background:rgba(8,7,18,.58);position:relative;transition:.25s ease}.plan-preview.recommended{border-color:rgba(255,155,61,.58);box-shadow:var(--orange-glow);background:linear-gradient(145deg,rgba(255,155,61,.18),rgba(165,92,255,.14)),rgba(8,7,18,.72)}.plan-preview h3{margin:12px 0 8px;font-size:22px}.plan-preview p{margin:0;color:var(--muted);font-size:15px}.plan-row{display:flex;align-items:center;justify-content:space-between;gap:14px}.mini-meter{height:8px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden;margin-top:14px}.mini-meter span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--purple),var(--orange))}.directory-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}.directory-main{padding:26px}.directory-list{display:grid;gap:12px;margin-top:20px}.directory-item{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:16px;border-radius:16px;background:rgba(255,255,255,.055);border:1px solid var(--line)}.directory-item:hover{background:rgba(33,242,223,.08);border-color:rgba(33,242,223,.35)}.directory-item b{font-size:18px}.directory-item span{color:var(--muted);font-size:14px}.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.topic-card{padding:20px;min-height:158px}.topic-card h3{margin:12px 0 8px;font-size:21px}.topic-card p{margin:0;color:var(--muted);font-size:15px}.feature-layout{display:grid;grid-template-columns:.95fr 1.35fr;gap:22px}.feature-major{padding:28px;background:linear-gradient(145deg,rgba(33,242,223,.14),rgba(165,92,255,.12)),rgba(255,255,255,.045)}.feature-major h3{font-size:28px;margin:14px 0 12px}.feature-major ul{margin:18px 0 0;padding:0;list-style:none}.feature-major li{padding:10px 0 10px 28px;position:relative;color:#d9d2ec}.feature-major li:before{content:"✓";position:absolute;left:0;color:var(--cyan);font-weight:900}.feature-small-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.feature-small{padding:20px}.feature-small h3{font-size:20px;margin:10px 0 8px}.feature-small p{margin:0;color:var(--muted);font-size:15px}.news-board{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}.news-list{padding:10px}.news-link{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:18px;border-bottom:1px solid rgba(255,255,255,.08);border-radius:14px}.news-link:hover{background:rgba(255,255,255,.055)}.news-link:last-child{border-bottom:0}.news-link strong{font-size:18px}.news-link p{margin:4px 0 0;color:var(--muted);font-size:14px}.news-side{padding:24px;background:linear-gradient(180deg,rgba(255,155,61,.13),rgba(255,255,255,.04))}.rank-line{display:flex;justify-content:space-between;gap:12px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.08);color:#ded8ef}.rank-line:last-child{border-bottom:0}.scenario-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.scenario-card{padding:20px;min-height:218px;display:flex;flex-direction:column;justify-content:space-between}.scenario-card:nth-child(even){background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(238,232,255,.88));color:#1a1328}.scenario-card:nth-child(even) p,.scenario-card:nth-child(even) small{color:#5d536f}.scenario-card h3{font-size:20px;margin:12px 0 8px}.scenario-card p{color:var(--muted);font-size:15px;margin:0}.case-board{display:grid;grid-template-columns:.95fr 1.05fr;gap:22px}.case-summary{padding:30px}.case-summary h3{font-size:28px;margin:12px 0}.case-summary p{color:var(--muted)}.case-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.metric{padding:20px;border-radius:18px;background:rgba(255,255,255,.06);border:1px solid var(--line)}.metric b{display:block;font-size:34px;line-height:1.1;color:var(--cyan)}.metric span{color:var(--muted);font-size:14px}.pricing-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:22px}.price-note{padding:26px}.price-note h3{font-size:26px;margin:12px 0}.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.price-card{padding:22px;position:relative}.price-card.highlight{border-color:rgba(255,155,61,.58);background:linear-gradient(160deg,rgba(255,155,61,.16),rgba(165,92,255,.12)),rgba(255,255,255,.05);box-shadow:var(--orange-glow)}.price-card h3{margin:12px 0 8px}.price{font-size:30px;font-weight:900;color:#fff;margin:8px 0}.price-card ul{list-style:none;margin:15px 0 20px;padding:0}.price-card li{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08);color:var(--muted);font-size:14px}.faq-shell{max-width:940px}.accordion{background:transparent}.accordion-item{margin-bottom:12px;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(255,255,255,.045)}.accordion-title{border:0!important;color:#fff!important;background:transparent!important;font-size:17px;font-weight:800;padding:19px 48px 19px 20px}.accordion-title:hover,.accordion-title:focus{background:rgba(33,242,223,.08)!important}.accordion-title:before{color:var(--cyan);font-size:20px}.accordion-content{border:0!important;background:rgba(255,255,255,.035)!important;color:var(--muted);padding:0 20px 20px}.lead-panel{display:grid;grid-template-columns:1fr .9fr;gap:22px;align-items:stretch}.download-card{padding:32px;border-radius:28px;background:radial-gradient(circle at 20% 0%,rgba(33,242,223,.18),transparent 38%),linear-gradient(135deg,rgba(165,92,255,.18),rgba(255,155,61,.1)),rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);box-shadow:var(--shadow)}.download-card h2{font-size:36px;line-height:1.22;margin:16px 0}.download-tags{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 24px}.lead-form{padding:26px}.lead-form label{color:#efeaff;font-weight:700}.lead-form input,.lead-form select,.lead-form textarea{border-radius:14px;border:1px solid rgba(255,255,255,.14);background:rgba(8,7,18,.62);color:#fff;box-shadow:none}.lead-form input::placeholder,.lead-form textarea::placeholder{color:#817993}.site-footer{padding:48px 0 34px;background:#07050f;border-top:1px solid rgba(33,242,223,.16)}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:28px}.footer-brand{font-size:22px;font-weight:900;margin-bottom:10px}.footer-muted{color:#a79dbc;font-size:14px}.footer-links{display:grid;gap:10px}.footer-links a{color:#cfc7e6}.footer-links a:hover{color:var(--cyan)}.copyright{margin-top:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);color:#8c83a2;font-size:13px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
    @media (max-width:1024px){.hero-grid,.directory-wrap,.feature-layout,.news-board,.case-board,.pricing-wrap,.lead-panel{grid-template-columns:1fr}.scenario-wall{grid-template-columns:repeat(2,1fr)}.price-grid{grid-template-columns:repeat(3,minmax(260px,1fr));overflow-x:auto;padding-bottom:8px}.top-actions .badge{display:none}.search-pill{min-width:240px}.hero h1{font-size:44px}}
    @media (max-width:768px){.brand-row{min-height:auto;padding:14px 0;align-items:flex-start}.top-actions{width:100%;justify-content:space-between}.brand-row{flex-direction:column}.search-pill{min-width:0;width:100%}.hero{padding:34px 0 42px}.hero-stage{padding:18px;border-radius:24px}.hero-copy{padding:12px 2px}.hero h1{font-size:34px}.hero-sub{font-size:16px}.hero-points,.topic-grid,.feature-small-grid,.case-metrics{grid-template-columns:1fr}.section{padding:58px 0}.section-title{font-size:30px}.footer-grid{grid-template-columns:1fr}.news-link{grid-template-columns:1fr}.scenario-wall{grid-template-columns:1fr}.price-grid{grid-template-columns:1fr;overflow:visible}.hero-actions .btn-primary,.hero-actions .btn-secondary{width:100%}.channel-nav a{padding:8px 12px}.copyright{display:block}}
    @media (max-width:520px){.site-container{padding:0 16px}.logo{font-size:18px}.logo-mark{width:38px;height:38px}.hero h1{font-size:31px}.section-title,.download-card h2{font-size:27px}.directory-item{align-items:flex-start;flex-direction:column}.plan-row{align-items:flex-start;flex-direction:column}.btn-primary,.btn-secondary{width:100%}.lead-form,.download-card{padding:22px}.scenario-card{min-height:auto}}

/* roulang page: category1 */
:root{
      --bg:#080711;
      --bg-2:#120d22;
      --panel:#171226;
      --panel-2:#201633;
      --card:#f7f7fb;
      --text:#f7f3ff;
      --text-dark:#1c1930;
      --muted:#b9b0c9;
      --muted-dark:#686179;
      --line:rgba(255,255,255,.12);
      --line-dark:rgba(22,18,45,.12);
      --cyan:#22f0ff;
      --cyan-2:#12b7d0;
      --purple:#a66cff;
      --purple-2:#6e3bff;
      --orange:#ffb15c;
      --orange-2:#ff7a45;
      --green:#66f0b2;
      --radius-sm:12px;
      --radius:18px;
      --radius-lg:28px;
      --shadow:0 20px 60px rgba(0,0,0,.36);
      --glow:0 0 36px rgba(34,240,255,.18);
      --orange-glow:0 0 34px rgba(255,177,92,.24);
      --container:1200px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 18% 8%, rgba(166,108,255,.28), transparent 30%),
        radial-gradient(circle at 80% 4%, rgba(34,240,255,.18), transparent 26%),
        linear-gradient(135deg,#070610 0%,#120b20 45%,#090712 100%);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      background:
        linear-gradient(115deg, transparent 0 18%, rgba(34,240,255,.07) 19%, transparent 33%),
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
      background-size:auto,46px 46px,46px 46px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), rgba(0,0,0,.25));
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover,a:focus{color:var(--cyan)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    input,select,textarea{outline:none}
    :focus-visible{outline:3px solid rgba(34,240,255,.42);outline-offset:3px}
    .site-container{
      width:min(calc(100% - 32px),var(--container));
      margin:0 auto;
    }
    .section{padding:86px 0}
    .section.tight{padding:64px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:22px;
      align-items:flex-end;
      margin-bottom:30px;
    }
    .section-head .copy{max-width:720px}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border:1px solid rgba(34,240,255,.28);
      border-radius:999px;
      color:var(--cyan);
      background:rgba(34,240,255,.08);
      font-size:14px;
      font-weight:700;
      letter-spacing:.02em;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(32px,5vw,54px);
      line-height:1.16;
      letter-spacing:-.04em;
      font-weight:800;
      margin-bottom:20px;
    }
    h2{
      font-size:clamp(28px,3.2vw,38px);
      line-height:1.22;
      letter-spacing:-.03em;
      font-weight:800;
      margin-bottom:12px;
    }
    h3{
      font-size:clamp(20px,2vw,24px);
      line-height:1.35;
      font-weight:800;
      margin-bottom:10px;
    }
    .lead,.section-desc{
      color:var(--muted);
      font-size:17px;
      max-width:760px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      min-height:28px;
      padding:4px 11px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      border:1px solid var(--line);
      white-space:nowrap;
    }
    .badge.cyan{color:#0b1c20;background:linear-gradient(135deg,var(--cyan),#8bfff7);border-color:rgba(34,240,255,.5)}
    .badge.purple{color:#f5ecff;background:rgba(166,108,255,.16);border-color:rgba(166,108,255,.38)}
    .badge.orange{color:#241109;background:linear-gradient(135deg,var(--orange),#ffd28d);border-color:rgba(255,177,92,.55)}
    .badge.dark{color:var(--text);background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16)}
    .btn-primary,.btn-secondary,.btn-ghost{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      line-height:1.2;
      overflow:hidden;
      border:1px solid transparent;
      cursor:pointer;
      transition:var(--ease);
    }
    .btn-primary{
      color:#061014;
      background:linear-gradient(135deg,var(--cyan),#83fff4 52%,var(--orange));
      box-shadow:0 14px 34px rgba(34,240,255,.2);
    }
    .btn-primary:after{
      content:"";
      position:absolute;
      inset:-40% auto -40% -30%;
      width:38%;
      background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent);
      transform:rotate(18deg);
      transition:.45s ease;
    }
    .btn-primary:hover{transform:translateY(-2px);color:#061014;box-shadow:0 18px 46px rgba(34,240,255,.32)}
    .btn-primary:hover:after{left:105%}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:rgba(34,240,255,.32);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.03);
    }
    .btn-secondary:hover{transform:translateY(-2px);background:rgba(34,240,255,.1);box-shadow:var(--glow)}
    .btn-ghost{
      color:var(--cyan);
      min-height:auto;
      padding:9px 13px;
      border-color:rgba(34,240,255,.2);
      background:rgba(34,240,255,.06);
    }
    .btn-ghost:hover{background:rgba(34,240,255,.13);transform:translateY(-1px)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(8,7,17,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(255,255,255,.1);
      box-shadow:0 10px 34px rgba(0,0,0,.2);
    }
    .brand-row{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-size:21px;
      font-weight:900;
      letter-spacing:-.02em;
      color:#fff;
      white-space:nowrap;
    }
    .logo:hover{color:#fff;filter:drop-shadow(0 0 12px rgba(34,240,255,.32))}
    .logo-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      background:
        linear-gradient(135deg,rgba(34,240,255,.95),rgba(166,108,255,.95)),
        radial-gradient(circle at 70% 25%,#fff,transparent 24%);
      box-shadow:0 0 26px rgba(34,240,255,.35);
      position:relative;
    }
    .logo-mark:after{
      content:"";
      position:absolute;
      inset:9px;
      border:2px solid rgba(8,7,17,.82);
      border-left-color:transparent;
      border-radius:8px;
      transform:rotate(18deg);
    }
    .top-actions{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .search-pill{
      display:flex;
      align-items:center;
      gap:9px;
      min-width:330px;
      height:44px;
      padding:0 14px;
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.13);
    }
    .search-pill input{
      width:100%;
      border:0;
      margin:0;
      padding:0;
      height:auto;
      box-shadow:none;
      color:var(--text);
      background:transparent;
    }
    .search-pill input::placeholder{color:#8c839e}
    .channel-row{
      border-top:1px solid rgba(255,255,255,.06);
      min-height:48px;
      display:flex;
      align-items:center;
    }
    .channel-nav{
      display:flex;
      align-items:center;
      gap:8px;
      overflow-x:auto;
      scrollbar-width:none;
      padding:8px 0;
      width:100%;
    }
    .channel-nav::-webkit-scrollbar{display:none}
    .channel-nav a{
      flex:0 0 auto;
      padding:9px 13px;
      border-radius:999px;
      color:#d8d1e5;
      font-size:14px;
      font-weight:800;
      border:1px solid transparent;
    }
    .channel-nav a:hover{
      color:#fff;
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.13);
    }
    .channel-nav a.active{
      color:#071115;
      background:linear-gradient(135deg,var(--cyan),#a4fff5);
      box-shadow:0 0 22px rgba(34,240,255,.24);
    }

    .category-hero{
      padding:74px 0 54px;
      position:relative;
    }
    .category-hero:after{
      content:"";
      position:absolute;
      left:8%;
      right:8%;
      bottom:0;
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(34,240,255,.45),rgba(166,108,255,.35),transparent);
    }
    .hero-shell{
      padding:28px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(circle at 10% 20%, rgba(34,240,255,.18), transparent 25%),
        radial-gradient(circle at 88% 16%, rgba(255,177,92,.14), transparent 24%),
        linear-gradient(135deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-shell:before{
      content:"";
      position:absolute;
      inset:-80px -120px auto auto;
      width:360px;
      height:360px;
      background:radial-gradient(circle,rgba(166,108,255,.22),transparent 65%);
      pointer-events:none;
    }
    .hero-copy{padding:18px 6px 18px 0;position:relative;z-index:1}
    .pain-line{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin:0 0 18px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .quick-panel{
      position:relative;
      z-index:1;
      padding:22px;
      border-radius:24px;
      background:rgba(6,6,16,.72);
      border:1px solid rgba(34,240,255,.22);
      box-shadow:var(--glow);
    }
    .lead-form{
      margin-top:16px;
      display:grid;
      gap:12px;
    }
    .lead-form label{
      color:#e9e3f5;
      font-weight:800;
      font-size:14px;
      margin-bottom:4px;
    }
    .lead-form input,.lead-form select,.lead-form textarea{
      width:100%;
      border:1px solid rgba(255,255,255,.14);
      border-radius:14px;
      background:rgba(255,255,255,.07);
      color:var(--text);
      padding:12px 14px;
      margin:0;
      box-shadow:none;
    }
    .lead-form textarea{min-height:92px;resize:vertical}
    .lead-form input::placeholder,.lead-form textarea::placeholder{color:#9289a4}
    .lead-form select option{color:#19152a}
    .form-note{font-size:13px;color:var(--muted);margin:8px 0 0}

    .filter-strip{
      display:flex;
      gap:10px;
      overflow-x:auto;
      padding:12px;
      border:1px solid rgba(255,255,255,.1);
      border-radius:20px;
      background:rgba(255,255,255,.045);
      scrollbar-width:none;
      margin-top:22px;
    }
    .filter-strip::-webkit-scrollbar{display:none}
    .filter-chip{
      flex:0 0 auto;
      padding:9px 13px;
      border-radius:999px;
      font-size:14px;
      font-weight:800;
      color:#e5dff2;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
    }
    .filter-chip.is-on{
      color:#081117;
      background:linear-gradient(135deg,var(--cyan),#8ffff4);
      border-color:transparent;
    }

    .panel-card,.light-card,.dark-card{
      border-radius:var(--radius);
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .panel-card{
      padding:22px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 16px 44px rgba(0,0,0,.2);
    }
    .panel-card:hover,.light-card:hover,.dark-card:hover{
      transform:translateY(-4px);
      border-color:rgba(34,240,255,.36);
      box-shadow:0 18px 52px rgba(0,0,0,.26),var(--glow);
    }
    .light-zone{
      color:var(--text-dark);
      background:
        radial-gradient(circle at 15% 15%, rgba(34,240,255,.18), transparent 26%),
        linear-gradient(180deg,#fbfaff,#efedf8);
      border-top:1px solid rgba(255,255,255,.8);
      border-bottom:1px solid rgba(255,255,255,.2);
    }
    .light-zone .section-desc,.light-zone .muted{color:var(--muted-dark)}
    .light-card{
      padding:24px;
      background:rgba(255,255,255,.82);
      border:1px solid var(--line-dark);
      box-shadow:0 18px 40px rgba(49,37,80,.08);
      color:var(--text-dark);
    }
    .dark-card{
      padding:24px;
      background:linear-gradient(145deg,rgba(27,20,43,.94),rgba(13,11,24,.94));
      border:1px solid rgba(255,255,255,.12);
      color:var(--text);
      box-shadow:0 18px 50px rgba(0,0,0,.26);
    }
    .muted{color:var(--muted);margin-bottom:0}
    .feature-layout{
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:22px;
      align-items:stretch;
    }
    .feature-main{
      min-height:430px;
      padding:30px;
      border-radius:28px;
      background:
        radial-gradient(circle at 18% 15%,rgba(34,240,255,.22),transparent 24%),
        linear-gradient(145deg,rgba(24,17,38,.96),rgba(8,7,17,.96));
      border:1px solid rgba(34,240,255,.22);
      box-shadow:var(--shadow),var(--glow);
    }
    .check-list{
      display:grid;
      gap:12px;
      margin:24px 0 0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:13px 14px;
      border-radius:15px;
      color:#eee8f8;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
    }
    .check-list li:before{
      content:"✓";
      flex:0 0 22px;
      height:22px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#071115;
      background:var(--cyan);
      font-weight:900;
      line-height:1;
      margin-top:3px;
    }
    .mini-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .mini-card{
      padding:18px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
      min-height:156px;
      transition:var(--ease);
    }
    .mini-card:hover{transform:translateY(-3px);border-color:rgba(166,108,255,.42);box-shadow:0 0 28px rgba(166,108,255,.16)}
    .mini-card h3{font-size:19px;margin-top:12px}
    .mini-card p{font-size:15px;color:var(--muted);margin-bottom:0}

    .entry-list{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .entry-card{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      align-items:start;
      padding:20px;
      border-radius:20px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(22,18,45,.1);
      color:var(--text-dark);
      transition:var(--ease);
    }
    .entry-card:hover{
      transform:translateY(-4px);
      box-shadow:0 18px 38px rgba(45,30,70,.12);
      border-color:rgba(34,183,208,.34);
    }
    .entry-num{
      width:46px;
      height:46px;
      border-radius:16px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:900;
      color:#071115;
      background:linear-gradient(135deg,var(--cyan),#c4fff8);
      box-shadow:0 12px 24px rgba(18,183,208,.18);
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      align-items:center;
      margin-top:13px;
      color:var(--muted-dark);
      font-size:13px;
      font-weight:700;
    }

    .scene-wall{
      display:grid;
      grid-template-columns:1.1fr .9fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .scene-card{
      padding:24px;
      border-radius:24px;
      background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
      border:1px solid rgba(255,255,255,.12);
      min-height:260px;
      transition:var(--ease);
    }
    .scene-card.large{
      grid-row:span 2;
      background:
        radial-gradient(circle at 20% 10%,rgba(255,177,92,.2),transparent 26%),
        linear-gradient(145deg,rgba(32,22,45,.96),rgba(10,9,18,.94));
    }
    .scene-card:hover{transform:translateY(-4px);border-color:rgba(255,177,92,.35);box-shadow:var(--orange-glow)}
    .scene-card .btn-ghost{margin-top:16px}

    .case-board{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      align-items:stretch;
    }
    .case-summary{
      padding:30px;
      border-radius:28px;
      background:linear-gradient(145deg,#fff,#f1eef9);
      border:1px solid rgba(22,18,45,.1);
      color:var(--text-dark);
      box-shadow:0 20px 48px rgba(42,31,73,.1);
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .metric{
      padding:22px;
      border-radius:20px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(22,18,45,.1);
      color:var(--text-dark);
    }
    .metric strong{
      display:block;
      font-size:34px;
      line-height:1;
      letter-spacing:-.03em;
      color:#261741;
      margin-bottom:10px;
    }
    .metric span{color:var(--muted-dark);font-weight:700}
    .progress-line{
      height:8px;
      border-radius:999px;
      overflow:hidden;
      background:rgba(22,18,45,.08);
      margin-top:18px;
    }
    .progress-line i{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--cyan),var(--purple),var(--orange));
    }

    .pricing-board{
      display:grid;
      grid-template-columns:1fr 1.15fr 1fr;
      gap:18px;
      align-items:stretch;
    }
    .plan-card{
      padding:24px;
      border-radius:24px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.13);
      transition:var(--ease);
    }
    .plan-card.recommend{
      background:
        radial-gradient(circle at 25% 5%,rgba(34,240,255,.24),transparent 27%),
        linear-gradient(145deg,rgba(28,20,43,.98),rgba(10,8,18,.98));
      border-color:rgba(34,240,255,.35);
      box-shadow:var(--glow);
      transform:translateY(-8px);
    }
    .plan-card:hover{transform:translateY(-5px);border-color:rgba(34,240,255,.36)}
    .plan-card.recommend:hover{transform:translateY(-11px)}
    .plan-name{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px}
    .price{
      font-size:34px;
      line-height:1;
      font-weight:900;
      letter-spacing:-.03em;
      margin:16px 0 6px;
    }
    .plan-list{
      list-style:none;
      padding:0;
      margin:20px 0;
      display:grid;
      gap:10px;
    }
    .plan-list li{
      color:#e8e1f4;
      display:flex;
      gap:9px;
      align-items:flex-start;
      font-size:15px;
    }
    .plan-list li:before{content:"•";color:var(--cyan);font-weight:900}

    .faq-wrap{
      border-radius:24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.055);
    }
    .accordion{background:transparent;margin:0}
    .accordion-item{border-bottom:1px solid rgba(255,255,255,.1)}
    .accordion-item:last-child{border-bottom:0}
    .accordion-title{
      min-height:58px;
      padding:18px 54px 18px 22px;
      color:var(--text);
      font-weight:900;
      font-size:17px;
      border:0;
      background:transparent;
    }
    .accordion-title:hover,.accordion-title:focus{background:rgba(34,240,255,.08);color:#fff}
    .accordion-title:before{color:var(--cyan);font-size:22px;margin-top:-12px}
    .accordion-content{
      border:0;
      color:var(--muted);
      background:rgba(255,255,255,.035);
      padding:0 22px 20px 22px;
    }

    .cta-band{
      position:relative;
      overflow:hidden;
      padding:38px;
      border-radius:30px;
      border:1px solid rgba(34,240,255,.22);
      background:
        radial-gradient(circle at 14% 20%,rgba(34,240,255,.22),transparent 25%),
        radial-gradient(circle at 86% 30%,rgba(255,177,92,.18),transparent 24%),
        linear-gradient(135deg,rgba(31,21,48,.98),rgba(8,7,17,.98));
      box-shadow:var(--shadow),var(--glow);
    }
    .cta-band:before{
      content:"";
      position:absolute;
      left:-10%;
      right:-10%;
      top:0;
      height:2px;
      background:linear-gradient(90deg,transparent,var(--cyan),var(--purple),var(--orange),transparent);
    }
    .cta-inner{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:center;
      position:relative;
      z-index:1;
    }
    .cta-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}

    .site-footer{
      padding:54px 0 28px;
      background:#070610;
      border-top:1px solid rgba(34,240,255,.18);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .9fr;
      gap:34px;
      padding-bottom:30px;
    }
    .footer-brand{
      font-size:22px;
      font-weight:900;
      margin-bottom:10px;
    }
    .footer-muted{color:var(--muted);max-width:460px;margin:0}
    .footer-grid strong{display:block;margin-bottom:12px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-weight:700}
    .footer-links a:hover{color:var(--cyan);transform:translateX(2px)}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.09);
      color:#8c849b;
      font-size:14px;
    }

    @media (max-width:1024px){
      .search-pill{min-width:260px}
      .feature-layout,.case-board{grid-template-columns:1fr}
      .scene-wall{grid-template-columns:1fr 1fr}
      .scene-card.large{grid-row:auto}
      .pricing-board{grid-template-columns:1fr;max-width:720px;margin:0 auto}
      .plan-card.recommend{transform:none}
      .plan-card.recommend:hover{transform:translateY(-5px)}
    }
    @media (max-width:768px){
      .section{padding:64px 0}
      .brand-row{min-height:auto;padding:14px 0;align-items:flex-start}
      .top-actions{width:100%;justify-content:space-between;flex-wrap:wrap}
      .brand-row{flex-direction:column}
      .search-pill{min-width:0;width:100%}
      .top-actions .badge{display:none}
      .hero-shell{padding:20px}
      .quick-panel{margin-top:14px}
      .section-head{display:block}
      .mini-grid,.entry-list,.metric-grid,.scene-wall{grid-template-columns:1fr}
      .cta-inner{display:block}
      .cta-inner .btn-primary{margin-top:22px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .site-container{width:min(calc(100% - 22px),var(--container))}
      h1{font-size:32px}
      .lead,.section-desc{font-size:16px}
      .hero-actions,.cta-inner .btn-primary,.btn-secondary{width:100%}
      .hero-actions a,.cta-inner .btn-primary{width:100%}
      .channel-nav a{font-size:13px;padding:8px 11px}
      .category-hero{padding-top:46px}
      .feature-main,.panel-card,.light-card,.dark-card,.case-summary,.cta-band{padding:20px}
      .entry-card{grid-template-columns:1fr}
      .price{font-size:30px}
      .copyright{font-size:13px}
    }

/* roulang page: category2 */
:root {
      --bg: #090712;
      --bg-2: #120d22;
      --panel: #171126;
      --panel-2: #201733;
      --card: #f7f3ff;
      --card-soft: #fffaf2;
      --text: #f7f7fb;
      --text-dark: #20172e;
      --muted: #b9b0ca;
      --muted-dark: #675c78;
      --cyan: #28f4ff;
      --cyan-2: #6ee7f2;
      --purple: #a855f7;
      --purple-2: #7c3aed;
      --orange: #ffad4d;
      --orange-2: #ff7b54;
      --green: #71f6b2;
      --line: rgba(255,255,255,.13);
      --line-dark: rgba(32,23,46,.12);
      --shadow: 0 24px 70px rgba(0,0,0,.38);
      --glow-cyan: 0 0 30px rgba(40,244,255,.24);
      --glow-purple: 0 0 34px rgba(168,85,247,.28);
      --radius-lg: 28px;
      --radius-md: 20px;
      --radius-sm: 14px;
      --container: 1200px;
      --ease: all .22s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--text);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      line-height: 1.75;
      background:
        radial-gradient(circle at 18% 8%, rgba(40,244,255,.18), transparent 28%),
        radial-gradient(circle at 82% 0%, rgba(168,85,247,.25), transparent 32%),
        linear-gradient(135deg, #07050d 0%, #10091e 42%, #080711 100%);
      min-height: 100vh;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: -1;
      background:
        linear-gradient(115deg, transparent 0 32%, rgba(40,244,255,.055) 33%, transparent 46%),
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.027) 1px, transparent 1px);
      background-size: auto, 44px 44px, 44px 44px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), rgba(0,0,0,.35));
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

    a:hover,
    a:focus {
      color: var(--cyan);
    }

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

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

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(9,7,18,.92);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(40,244,255,.16);
      box-shadow: 0 16px 50px rgba(0,0,0,.28);
    }

    .brand-row {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
      padding: 12px 0;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-size: 22px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: #fff;
      white-space: nowrap;
    }

    .logo:hover {
      color: #fff;
      transform: translateY(-1px);
    }

    .logo-mark {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      display: inline-block;
      background:
        linear-gradient(135deg, rgba(40,244,255,.95), rgba(168,85,247,.88) 55%, rgba(255,173,77,.9)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.3) 0 2px, transparent 2px 5px);
      box-shadow: var(--glow-cyan);
      position: relative;
      overflow: hidden;
    }

    .logo-mark::after {
      content: "";
      position: absolute;
      inset: 8px;
      border: 1px solid rgba(7,5,13,.55);
      border-radius: 8px;
      background: rgba(7,5,13,.22);
    }

    .top-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 12px;
      min-width: 0;
    }

    .search-pill {
      width: 360px;
      max-width: 36vw;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 999px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 14px;
      color: var(--muted);
      background: rgba(255,255,255,.055);
    }

    .search-pill input {
      width: 100%;
      height: 100%;
      border: 0;
      box-shadow: none;
      margin: 0;
      color: #fff;
      background: transparent;
      font-size: 14px;
    }

    .search-pill input:focus {
      outline: none;
      box-shadow: none;
      background: transparent;
    }

    .search-pill input::placeholder {
      color: rgba(247,247,251,.56);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      min-height: 28px;
      padding: 5px 11px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      letter-spacing: .01em;
      white-space: nowrap;
      border: 1px solid transparent;
    }

    .badge::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: currentColor;
      box-shadow: 0 0 12px currentColor;
    }

    .badge.cyan {
      color: var(--cyan);
      background: rgba(40,244,255,.1);
      border-color: rgba(40,244,255,.32);
    }

    .badge.purple {
      color: #d8b4fe;
      background: rgba(168,85,247,.13);
      border-color: rgba(168,85,247,.32);
    }

    .badge.orange {
      color: var(--orange);
      background: rgba(255,173,77,.12);
      border-color: rgba(255,173,77,.34);
    }

    .badge.green {
      color: var(--green);
      background: rgba(113,246,178,.1);
      border-color: rgba(113,246,178,.3);
    }

    .btn-primary,
    .btn-secondary,
    .btn-dark {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 12px 18px;
      border-radius: 999px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid transparent;
      cursor: pointer;
      overflow: hidden;
      transition: var(--ease);
    }

    .btn-primary {
      color: #061016;
      background: linear-gradient(135deg, var(--cyan), #8bf5ff 45%, var(--orange));
      box-shadow: 0 12px 30px rgba(40,244,255,.22);
    }

    .btn-primary:hover,
    .btn-primary:focus {
      color: #061016;
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(40,244,255,.34), 0 0 28px rgba(255,173,77,.22);
    }

    .btn-secondary {
      color: #fff;
      background: rgba(255,255,255,.055);
      border-color: rgba(255,255,255,.18);
    }

    .btn-secondary:hover,
    .btn-secondary:focus {
      color: #fff;
      transform: translateY(-2px);
      border-color: rgba(40,244,255,.55);
      background: rgba(40,244,255,.1);
      box-shadow: var(--glow-cyan);
    }

    .btn-dark {
      color: #fff;
      background: #130d20;
      border-color: rgba(255,255,255,.16);
    }

    .btn-dark:hover,
    .btn-dark:focus {
      color: var(--cyan);
      border-color: rgba(40,244,255,.45);
      transform: translateY(-2px);
    }

    .channel-row {
      border-top: 1px solid rgba(255,255,255,.07);
      overflow: hidden;
    }

    .channel-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      min-height: 48px;
      overflow-x: auto;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
    }

    .channel-nav::-webkit-scrollbar {
      display: none;
    }

    .channel-nav a {
      flex: 0 0 auto;
      padding: 8px 13px;
      border-radius: 999px;
      color: rgba(247,247,251,.76);
      font-size: 14px;
      font-weight: 700;
      border: 1px solid transparent;
    }

    .channel-nav a:hover {
      color: #fff;
      background: rgba(255,255,255,.06);
      border-color: rgba(255,255,255,.12);
    }

    .channel-nav a.active {
      color: #061016;
      background: linear-gradient(135deg, var(--cyan), #b9fbff);
      box-shadow: 0 0 24px rgba(40,244,255,.25);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 82px 0;
      position: relative;
    }

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

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-weight: 800;
      font-size: 14px;
      margin-bottom: 12px;
    }

    .section-kicker::before {
      content: "";
      width: 28px;
      height: 2px;
      background: linear-gradient(90deg, var(--cyan), transparent);
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      font-size: clamp(32px, 5vw, 56px);
      line-height: 1.16;
      font-weight: 850;
      letter-spacing: -.055em;
      margin-bottom: 18px;
    }

    h2 {
      font-size: clamp(28px, 3.4vw, 38px);
      line-height: 1.22;
      font-weight: 820;
      letter-spacing: -.035em;
      margin-bottom: 14px;
    }

    h3 {
      font-size: 21px;
      line-height: 1.35;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .lead {
      color: rgba(247,247,251,.78);
      font-size: 18px;
      max-width: 760px;
    }

    .hero {
      padding: 78px 0 54px;
      position: relative;
    }

    .hero::after {
      content: "";
      position: absolute;
      right: -120px;
      top: 80px;
      width: 460px;
      height: 460px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(168,85,247,.22), transparent 62%);
      filter: blur(4px);
      pointer-events: none;
    }

    .hero-panel {
      border: 1px solid rgba(255,255,255,.14);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.025)),
        linear-gradient(180deg, rgba(18,13,34,.94), rgba(9,7,18,.92));
      box-shadow: var(--shadow);
      padding: clamp(24px, 4vw, 46px);
      position: relative;
      overflow: hidden;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 35% 20%, rgba(40,244,255,.13), transparent 32%),
        linear-gradient(105deg, transparent, rgba(255,173,77,.08), transparent 60%);
      pointer-events: none;
    }

    .hero-copy,
    .status-board {
      position: relative;
      z-index: 1;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 0 0 20px;
    }

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

    .mini-note {
      color: var(--muted);
      font-size: 14px;
      margin-top: 18px;
      display: flex;
      gap: 10px;
      align-items: center;
    }

    .pulse-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 18px var(--cyan);
      flex: 0 0 auto;
    }

    .status-board {
      display: grid;
      gap: 14px;
    }

    .board-card {
      padding: 18px;
      border-radius: 22px;
      background: rgba(8,7,16,.74);
      border: 1px solid rgba(255,255,255,.13);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.05);
      transition: var(--ease);
    }

    .board-card:hover {
      transform: translateY(-3px);
      border-color: rgba(40,244,255,.38);
      box-shadow: var(--glow-cyan);
    }

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

    .board-title {
      font-weight: 800;
      color: #fff;
    }

    .meter {
      height: 8px;
      border-radius: 999px;
      overflow: hidden;
      background: rgba(255,255,255,.08);
      margin-top: 12px;
    }

    .meter span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--cyan), var(--purple), var(--orange));
    }

    .matrix-wrap {
      margin-top: 28px;
    }

    .matrix-card {
      height: 100%;
      padding: 22px;
      border-radius: var(--radius-md);
      background: linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
      border: 1px solid rgba(255,255,255,.13);
      transition: var(--ease);
      position: relative;
      overflow: hidden;
    }

    .matrix-card::after {
      content: "";
      position: absolute;
      inset: auto -40px -60px auto;
      width: 140px;
      height: 140px;
      background: radial-gradient(circle, rgba(40,244,255,.18), transparent 70%);
      pointer-events: none;
    }

    .matrix-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255,173,77,.36);
      box-shadow: 0 22px 60px rgba(0,0,0,.24), 0 0 26px rgba(255,173,77,.16);
    }

    .matrix-card p,
    .step-card p,
    .scenario-card p {
      color: var(--muted);
      margin-bottom: 0;
    }

    .matrix-icon {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      color: #061016;
      font-weight: 900;
      background: linear-gradient(135deg, var(--cyan), var(--orange));
      box-shadow: 0 12px 30px rgba(40,244,255,.18);
    }

    .feature-shell {
      border-radius: var(--radius-lg);
      background: #f7f3ff;
      color: var(--text-dark);
      padding: clamp(22px, 3.5vw, 36px);
      box-shadow: 0 26px 70px rgba(0,0,0,.24);
      position: relative;
    }

    .feature-shell .section-kicker {
      color: var(--purple-2);
    }

    .feature-shell .lead,
    .feature-shell p {
      color: var(--muted-dark);
    }

    .main-feature {
      min-height: 100%;
      padding: 28px;
      border-radius: 24px;
      color: #fff;
      background:
        radial-gradient(circle at 20% 10%, rgba(40,244,255,.24), transparent 42%),
        linear-gradient(145deg, #1a1230, #0c0916);
      border: 1px solid rgba(255,255,255,.14);
      box-shadow: var(--glow-purple);
    }

    .feature-list {
      list-style: none;
      margin: 20px 0 0;
      padding: 0;
      display: grid;
      gap: 12px;
    }

    .feature-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: rgba(255,255,255,.82);
    }

    .feature-list li::before {
      content: "✓";
      color: var(--cyan);
      font-weight: 900;
      margin-top: 1px;
    }

    .small-feature {
      height: 100%;
      padding: 18px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid var(--line-dark);
      transition: var(--ease);
    }

    .small-feature:hover {
      transform: translateY(-3px);
      border-color: rgba(124,58,237,.22);
      box-shadow: 0 18px 36px rgba(32,23,46,.12);
    }

    .small-feature h3 {
      font-size: 18px;
      color: var(--text-dark);
    }

    .small-feature ul {
      margin: 10px 0 0;
      padding-left: 18px;
      color: var(--muted-dark);
      font-size: 15px;
    }

    .scenario-card {
      height: 100%;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.055);
      transition: var(--ease);
    }

    .scenario-card.alt {
      color: var(--text-dark);
      background: var(--card-soft);
      border-color: rgba(255,173,77,.22);
    }

    .scenario-card.alt p {
      color: var(--muted-dark);
    }

    .scenario-card:hover {
      transform: translateY(-4px);
      border-color: rgba(40,244,255,.36);
      box-shadow: var(--glow-cyan);
    }

    .scenario-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin: 18px 0 0;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 5px 10px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      color: var(--cyan);
      background: rgba(40,244,255,.1);
      border: 1px solid rgba(40,244,255,.22);
    }

    .alt .chip {
      color: #7c3aed;
      background: rgba(124,58,237,.08);
      border-color: rgba(124,58,237,.18);
    }

    .timeline {
      position: relative;
      display: grid;
      gap: 18px;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 23px;
      top: 16px;
      bottom: 16px;
      width: 2px;
      background: linear-gradient(var(--cyan), var(--purple), var(--orange));
      opacity: .45;
    }

    .step-card {
      position: relative;
      display: grid;
      grid-template-columns: 50px 1fr;
      gap: 18px;
      align-items: start;
      padding: 22px;
      border-radius: 22px;
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.13);
      transition: var(--ease);
    }

    .step-card:hover {
      transform: translateX(4px);
      border-color: rgba(40,244,255,.34);
      box-shadow: var(--glow-cyan);
    }

    .step-num {
      width: 48px;
      height: 48px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #061016;
      font-weight: 900;
      background: linear-gradient(135deg, var(--cyan), #fff, var(--orange));
      box-shadow: 0 0 24px rgba(40,244,255,.22);
      position: relative;
      z-index: 1;
    }

    .compare-panel {
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: #fff;
      color: var(--text-dark);
      box-shadow: 0 26px 80px rgba(0,0,0,.28);
      border: 1px solid rgba(255,255,255,.18);
    }

    .compare-head {
      padding: 24px;
      background:
        radial-gradient(circle at 15% 10%, rgba(40,244,255,.2), transparent 35%),
        linear-gradient(135deg, #211432, #120d22);
      color: #fff;
    }

    .compare-list {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .compare-list li {
      display: grid;
      grid-template-columns: 1.1fr 1.4fr;
      gap: 18px;
      padding: 18px 24px;
      border-top: 1px solid rgba(32,23,46,.1);
    }

    .compare-list strong {
      color: #241733;
    }

    .compare-list span {
      color: var(--muted-dark);
    }

    .case-board {
      border-radius: var(--radius-lg);
      padding: clamp(22px, 3.5vw, 36px);
      background:
        radial-gradient(circle at 90% 20%, rgba(255,173,77,.14), transparent 35%),
        linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
      border: 1px solid rgba(255,255,255,.13);
      box-shadow: var(--shadow);
    }

    .stat-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      margin-top: 20px;
    }

    .stat-card {
      padding: 18px;
      border-radius: 18px;
      background: rgba(0,0,0,.24);
      border: 1px solid rgba(255,255,255,.12);
    }

    .stat-card b {
      display: block;
      font-size: 28px;
      line-height: 1.1;
      color: var(--cyan);
      margin-bottom: 6px;
    }

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

    .price-zone {
      border-radius: var(--radius-lg);
      padding: clamp(22px, 3.5vw, 34px);
      background:
        radial-gradient(circle at 50% -10%, rgba(40,244,255,.16), transparent 38%),
        rgba(255,255,255,.055);
      border: 1px solid rgba(255,255,255,.13);
    }

    .plan-card {
      height: 100%;
      padding: 24px;
      border-radius: 24px;
      background: rgba(8,7,16,.72);
      border: 1px solid rgba(255,255,255,.13);
      transition: var(--ease);
      position: relative;
    }

    .plan-card.recommend {
      background:
        radial-gradient(circle at 70% 0%, rgba(255,173,77,.18), transparent 35%),
        linear-gradient(180deg, rgba(37,24,50,.98), rgba(12,9,20,.96));
      border-color: rgba(255,173,77,.38);
      transform: translateY(-8px);
      box-shadow: 0 24px 70px rgba(255,173,77,.12);
    }

    .plan-card:hover {
      transform: translateY(-5px);
      border-color: rgba(40,244,255,.36);
      box-shadow: var(--glow-cyan);
    }

    .plan-card.recommend:hover {
      transform: translateY(-11px);
      box-shadow: 0 26px 80px rgba(255,173,77,.2);
    }

    .plan-name {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 12px;
    }

    .plan-price {
      font-size: 30px;
      font-weight: 900;
      color: #fff;
      margin: 10px 0;
    }

    .plan-card ul {
      padding: 0;
      margin: 18px 0 22px;
      list-style: none;
      display: grid;
      gap: 10px;
      color: var(--muted);
    }

    .plan-card li {
      display: flex;
      gap: 8px;
      align-items: flex-start;
    }

    .plan-card li::before {
      content: "•";
      color: var(--cyan);
      font-size: 22px;
      line-height: 1;
    }

    .faq-wrap {
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.13);
      padding: 12px;
    }

    .accordion {
      background: transparent;
    }

    .accordion-item {
      margin: 10px 0;
      border-radius: 18px;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(8,7,16,.62);
    }

    .accordion-title {
      color: #fff;
      font-size: 17px;
      font-weight: 800;
      border: 0;
      padding: 18px 48px 18px 20px;
      min-height: 54px;
    }

    .accordion-title:hover,
    .accordion-title:focus {
      color: var(--cyan);
      background: rgba(40,244,255,.06);
    }

    .accordion-title::before {
      color: var(--cyan);
      font-size: 22px;
      margin-top: -12px;
    }

    .accordion-content {
      color: var(--muted);
      background: rgba(255,255,255,.035);
      border: 0;
      padding: 0 20px 18px;
    }

    .cta-band {
      position: relative;
      border-radius: 32px;
      overflow: hidden;
      padding: clamp(28px, 5vw, 54px);
      background:
        radial-gradient(circle at 50% 10%, rgba(40,244,255,.22), transparent 36%),
        radial-gradient(circle at 85% 80%, rgba(255,173,77,.16), transparent 32%),
        linear-gradient(135deg, #160d25, #080711);
      border: 1px solid rgba(255,255,255,.16);
      box-shadow: var(--shadow);
      text-align: center;
    }

    .cta-band::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(105deg, transparent 0 35%, rgba(255,255,255,.08) 45%, transparent 58%);
      pointer-events: none;
    }

    .cta-band > * {
      position: relative;
      z-index: 1;
    }

    .cta-tags {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin: 22px 0;
    }

    .site-footer {
      padding: 54px 0 28px;
      background: #07050d;
      border-top: 1px solid rgba(40,244,255,.18);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .9fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      font-size: 22px;
      font-weight: 850;
      color: #fff;
      margin-bottom: 10px;
    }

    .footer-muted {
      color: var(--muted);
      max-width: 460px;
      margin: 0;
    }

    .footer-grid strong {
      display: block;
      color: #fff;
      margin-bottom: 12px;
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: var(--muted);
    }

    .footer-links a:hover {
      color: var(--cyan);
      transform: translateX(2px);
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 1px solid rgba(255,255,255,.09);
      color: rgba(247,247,251,.56);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      font-size: 14px;
    }

    :focus-visible {
      outline: 3px solid rgba(40,244,255,.55);
      outline-offset: 3px;
      border-radius: 12px;
    }

    @media (max-width: 1024px) {
      .brand-row {
        align-items: flex-start;
        flex-direction: column;
      }

      .top-actions {
        width: 100%;
        justify-content: space-between;
      }

      .search-pill {
        width: min(100%, 460px);
        max-width: none;
      }

      .plan-card.recommend {
        transform: none;
      }

      .plan-card.recommend:hover {
        transform: translateY(-5px);
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 62px 0;
      }

      .hero {
        padding-top: 48px;
      }

      .hero-actions .btn-primary,
      .hero-actions .btn-secondary {
        flex: 1 1 220px;
      }

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

      .compare-list li {
        grid-template-columns: 1fr;
        gap: 6px;
      }

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

    @media (max-width: 520px) {
      .site-container {
        width: min(calc(100% - 24px), var(--container));
      }

      .logo {
        font-size: 18px;
      }

      .top-actions {
        gap: 8px;
        flex-wrap: wrap;
      }

      .search-pill {
        order: 3;
        width: 100%;
      }

      .top-actions .badge {
        display: none;
      }

      .top-actions .btn-primary {
        min-height: 40px;
        padding: 10px 14px;
      }

      .channel-nav {
        min-height: 46px;
      }

      .channel-nav a {
        font-size: 13px;
        padding: 7px 11px;
      }

      .hero-panel {
        border-radius: 22px;
        padding: 22px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions a {
        width: 100%;
      }

      .step-card {
        grid-template-columns: 42px 1fr;
        gap: 14px;
        padding: 18px;
      }

      .step-num {
        width: 42px;
        height: 42px;
        border-radius: 14px;
      }

      .timeline::before {
        left: 20px;
      }

      .cta-band {
        border-radius: 24px;
      }

      .copyright {
        display: grid;
      }
    }