:root{
      --brand:#14477e;--brand-mid:#1a5fa8;--brand-light:#e8f0f9;--brand-accent:#2d7be8;
      --green:#0d622b;--green-mid:#0f7a35;--green-light:#e6f4ec;
      --bg:#fff;--bg2:#f7f9fc;--text:#0f172a;--muted:#64748b;--dim:#94a3b8;
      --border:#e2e8f0;--border2:#cbd5e1
    }
    *{box-sizing:border-box}
    body.download_body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
    .download-main a{text-decoration:none}
    .download-hero{position:relative;overflow:hidden;min-height:560px;padding:110px 48px 0;background:var(--bg2)}
    .download-hero-bg{position:absolute;inset:0;z-index:0}
    .download-hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
    .download-hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.88) 46%,rgba(255,255,255,.55) 100%);z-index:1}
    .download-wrap{position:relative;z-index:2;max-width:1180px;margin:0 auto}
    .hero-copy{max-width:620px}
    .eyebrow{display:inline-flex;align-items:center;border-radius:20px;background:var(--brand-light);color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.5px;padding:7px 16px;margin-bottom:30px}
    .hero-title{font-size:64px;font-weight:700;line-height:1.1;letter-spacing:-1.8px;margin:0 0 22px}
    .hero-title span{color:var(--brand)}
    .hero-desc{font-size:20px;line-height:1.8;color:var(--muted);margin:0 0 42px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;font-size:16px;font-weight:700;padding:15px 28px;transition:transform .18s,box-shadow .18s}
    .btn:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(15,23,42,.12)}
    .btn-blue{background:var(--brand);color:#fff}
    .btn-green{background:var(--green);color:#fff}
    .btn-ghost{background:var(--cv-paper);color:var(--text);border:1px solid var(--border2)}
    .version-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:72px;max-width:760px}
    .version-stat{border:1px solid var(--border);border-radius:16px;background:var(--cv-paper);padding:18px 20px;box-shadow:0 8px 26px rgba(15,23,42,.06)}
    .version-stat span{display:block;font-size:13px;color:var(--dim);margin-bottom:8px}
    .version-stat strong{font-size:22px;color:var(--text)}
    .section{padding:96px 48px}
    .section-soft{background:var(--bg2)}
    .section-head{max-width:760px;margin:0 auto 48px;text-align:center}
    .section-kicker{font-size:13px;letter-spacing:3px;color:var(--brand);text-transform:uppercase;font-weight:700;margin-bottom:14px}
    .section-title{font-size:44px;font-weight:700;line-height:1.15;letter-spacing:-1.2px;margin:0 0 14px}
    .section-sub{font-size:17px;line-height:1.8;color:var(--muted);margin:0}
    .download-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .product-card{position:relative;overflow:hidden;border:1px solid var(--border);border-radius:20px;background:var(--cv-paper);padding:12px;box-shadow:0 10px 34px rgba(15,23,42,.07)}
    .product-visual{position:relative;overflow:hidden;border-radius:16px;min-height:236px;padding:30px;display:flex;flex-direction:column;justify-content:space-between}
    .product-card.blue .product-visual{background:linear-gradient(135deg,#eaf2fc 0%,#dceafd 100%)}
    .product-card.green .product-visual{background:linear-gradient(135deg,#e8f6ee 0%,#d9f0e3 100%)}
    .product-visual:before{content:"";position:absolute;right:-58px;top:-70px;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.55)}
    .product-visual:after{content:"";position:absolute;right:34px;bottom:28px;width:136px;height:92px;border-radius:18px;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.24);transform:rotate(-8deg)}
    .product-head{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:flex-start;gap:18px}
    .badge{display:inline-flex;border-radius:20px;font-size:12px;font-weight:700;padding:6px 12px;margin-bottom:14px}
    .blue .badge{background:rgba(20,71,126,.12);color:var(--brand)}
    .green .badge{background:rgba(13,98,43,.12);color:var(--green)}
    .product-name{font-size:30px;font-weight:700;line-height:1.15;margin-bottom:8px}
    .product-desc{font-size:14px;color:var(--muted)}
    .product-icon{width:56px;height:56px;border-radius:15px;background:rgba(255,255,255,.68);box-shadow:0 10px 24px rgba(15,23,42,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0}
    .blue .product-icon{color:var(--brand)}
    .green .product-icon{color:var(--green)}
    .version-main{position:relative;z-index:1}
    .version-main span{display:block;font-size:14px;font-weight:700;color:var(--muted);margin-bottom:8px}
    .version-main strong{font-size:46px;font-weight:700;line-height:1}
    .product-actions{display:flex;gap:12px;flex-wrap:wrap;padding:22px 8px 8px}
    .product-actions .btn{flex:1;min-width:180px}
    .update-card{max-width:1180px;margin:24px auto 0;border:1px solid var(--border);border-radius:20px;background:var(--cv-paper);padding:34px;display:grid;grid-template-columns:260px 1fr;gap:36px;box-shadow:0 8px 28px rgba(15,23,42,.05)}
    .update-title{font-size:24px;font-weight:700;margin-bottom:12px}
    .update-meta{font-size:14px;color:var(--muted);line-height:1.8}
    .update-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .update-item{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:15px;line-height:1.7;background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:14px}
    .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);flex-shrink:0;margin-top:9px}
    .install-section{position:relative;overflow:hidden}
    .install-bg{position:absolute;inset:0;z-index:0}
    .install-bg img{width:100%;height:100%;object-fit:cover;display:block}
    .install-mask{position:absolute;inset:0;background:rgba(247,249,252,.9);z-index:1}
    .install-inner{position:relative;z-index:2}
    .info-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.05fr .95fr;gap:24px}
    .panel{border:1px solid var(--border);border-radius:18px;background:var(--cv-paper);padding:30px;box-shadow:0 8px 28px rgba(15,23,42,.05);backdrop-filter:blur(8px)}
    .panel h3{font-size:24px;margin:0 0 22px}
    .check-list{display:grid;gap:12px}
    .check-item{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted);line-height:1.7}
    .check{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--brand-light);color:var(--brand);font-weight:700;flex-shrink:0;font-size:13px}
    .runtime-list{display:grid;gap:12px}
    .runtime{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid var(--border);background:var(--cv-paper);border-radius:12px;padding:16px}
    .runtime strong{font-size:16px;color:var(--text)}
    .runtime span{display:block;font-size:13px;color:var(--muted);margin-top:5px}
    .runtime a{font-size:14px;font-weight:700;color:var(--brand);white-space:nowrap}
    .guide-row{max-width:1180px;margin:24px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .guide-card{border:1px solid var(--border);border-radius:16px;background:var(--cv-paper);padding:22px;color:var(--text);box-shadow:0 6px 22px rgba(15,23,42,.05)}
    .guide-card strong{display:block;font-size:18px;margin-bottom:8px}
    .guide-card span{font-size:14px;color:var(--muted)}
    .history{max-width:1180px;margin:0 auto}
    .history-toggle{width:100%;border:1px solid var(--border);border-radius:16px;background:var(--cv-paper);padding:22px 26px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:18px;font-weight:700;color:var(--text)}
    .history-toggle span{font-size:14px;color:var(--muted);font-weight:500}
    .history-list{display:none;margin:14px 0 0;padding:0;list-style:none;border:1px solid var(--border);border-radius:16px;background:var(--cv-paper);overflow:hidden;box-shadow:0 8px 28px rgba(15,23,42,.05)}
    .history.open .history-list{display:block}
    .history-item + .history-item{border-top:1px solid var(--border)}
    .history-version-toggle{width:100%;border:0;background:var(--cv-paper);padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;color:var(--text);text-align:left}
    .history-version-title{font-size:20px;font-weight:700;line-height:1.2}
    .history-version-sub{display:block;font-size:13px;color:var(--muted);font-weight:500;margin-top:6px}
    .history-version-action{font-size:14px;color:var(--brand);font-weight:700;white-space:nowrap}
    .history-version-detail{display:none;padding:0 24px 24px;background:var(--cv-paper)}
    .history-item.open .history-version-detail{display:block}
    .history-downloads{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
    .history-downloads a{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:11px 18px;font-size:14px;font-weight:700}
    .history-downloads .download-cost{background:var(--brand);color:#fff}
    .history-downloads .download-clipwise{background:var(--green);color:#fff}
    .history-notes{border:1px solid var(--border);border-radius:12px;background:var(--cv-paper);padding:16px 18px}
    .history-notes strong{display:block;font-size:15px;margin-bottom:10px;color:var(--text)}
    .history-notes ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px;line-height:1.8}
    .history-legacy-text{margin:0;white-space:pre-wrap;word-break:break-word;color:var(--muted);font:14px/1.9 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
    @media(max-width:1024px){
      .download-hero,.section{padding-left:24px;padding-right:24px}
      .hero-title{font-size:52px}
      .update-card,.info-grid{grid-template-columns:1fr}
    }
    @media(max-width:768px){
      .download-hero{min-height:auto;padding:72px 16px 56px}
      .download-hero-mask{background:var(--cv-paper)}
      .hero-title{font-size:38px;letter-spacing:-.8px}
      .hero-desc{font-size:16px}
      .hero-actions,.product-actions{flex-direction:column}
      .btn{width:100%}
      .version-strip,.download-grid,.update-list,.guide-row{grid-template-columns:1fr}
      .section{padding:56px 16px}
      .section-title{font-size:32px}
      .product-visual{min-height:220px;padding:24px}
      .version-main strong{font-size:38px}
      .update-card,.panel{padding:24px}
      .runtime{align-items:flex-start;flex-direction:column}
      .history-version-toggle{align-items:flex-start;flex-direction:column}
      .history-version-detail{padding:0 18px 18px}
      .history-downloads a{width:100%}
    }
/* Public download page: shared CV theme tokens, original branding and local Ant icons. */
:root{--brand:var(--cv-button-primary);--brand-mid:var(--cv-primary-hover);--brand-light:var(--cv-primary-soft);--brand-accent:var(--cv-primary);--green:var(--cv-button-primary);--green-mid:var(--cv-primary-hover);--green-light:var(--cv-primary-soft);--bg:var(--cv-paper);--bg2:var(--cv-page);--text:var(--cv-ink);--muted:var(--cv-muted);--dim:var(--cv-subtle);--border:var(--cv-line-soft);--border2:var(--cv-line)}
body.download_body{font:14px/1.5714286 var(--cv-font-family);background:var(--cv-page)}
.download-topbar,.download-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px max(24px,calc((100vw - 1180px)/2));background:var(--cv-paper);border-bottom:1px solid var(--cv-line-soft)}
.download-brand{display:flex;align-items:center;gap:10px;color:var(--cv-ink);text-decoration:none;font-size:18px;font-weight:600}.download-brand img{width:32px;height:32px;object-fit:contain}.download-brand .cv-brand-dark{display:none}:root[data-theme=dark] .download-brand .cv-brand-light{display:none}:root[data-theme=dark] .download-brand .cv-brand-dark{display:block}
.download-topbar nav{display:flex;align-items:center;flex-wrap:wrap;gap:16px}.download-topbar nav a,.download-footer a{color:var(--cv-primary);text-decoration:none}.download-theme{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:6px;border:1px solid var(--cv-line);border-radius:6px;background:var(--cv-paper);color:var(--cv-ink)}.download-icon{width:24px;height:24px}.download-theme .download-icon{width:16px;height:16px}
.download-hero{min-height:0;padding:56px 24px 32px;background:var(--cv-page)}.hero-title{font-size:38px;line-height:46px;letter-spacing:0}.hero-desc{font-size:16px;line-height:24px;margin-bottom:24px}.eyebrow{font-weight:500;margin-bottom:16px;letter-spacing:0}.version-strip{margin-top:32px;gap:12px}.version-stat{padding:16px;border-radius:12px;box-shadow:var(--cv-card-shadow)}.version-stat strong{font-size:20px;font-weight:600}
.section{padding:48px 24px}.section-head{margin-bottom:24px}.section-title{font-size:30px;line-height:38px;letter-spacing:0;font-weight:600}.section-sub{font-size:14px}.section-kicker{font-size:12px;letter-spacing:1px}.download-grid{gap:12px}.product-card,.update-card,.panel,.guide-card,.history-toggle,.history-list{border-radius:12px;box-shadow:var(--cv-card-shadow)}.product-visual{border-radius:8px;min-height:190px;padding:24px}.product-card.blue .product-visual,.product-card.green .product-visual{background:var(--cv-primary-soft)}.product-visual:before,.product-visual:after{display:none}.product-name{font-size:24px;font-weight:600}.product-icon{width:40px;height:40px;border-radius:8px;background:var(--cv-paper);box-shadow:none}.blue .badge,.green .badge{background:var(--cv-paper);color:var(--cv-primary);font-weight:500}.version-main strong{font-size:32px;font-weight:600}.product-actions{gap:8px}.btn{border-radius:6px;font-size:14px;font-weight:500;min-height:40px;padding:8px 16px}.btn:hover{transform:none;box-shadow:none}.btn-blue,.btn-green{color:var(--cv-on-primary)}.btn-blue:hover,.btn-green:hover{background:var(--cv-button-hover)}
.update-card{padding:24px;gap:24px}.update-title,.panel h3{font-size:20px;font-weight:600}.update-item{font-size:14px;border-radius:8px}.panel{padding:24px;backdrop-filter:none;background:var(--cv-paper)}.runtime{border-radius:8px}.runtime strong,.guide-card strong{font-size:16px;font-weight:600}.guide-card{padding:20px}.check{font-weight:500}.history-toggle{font-size:16px;font-weight:600}.history-version-title{font-size:18px;font-weight:600}.history-notes{border-radius:8px}.history-legacy-text{font:14px/1.9 var(--cv-font-family)}.download-footer{border-top:1px solid var(--cv-line-soft);border-bottom:0;color:var(--cv-muted);font-size:12px}
@media(max-width:768px){.download-topbar,.download-footer{padding:16px;flex-wrap:wrap}.download-topbar nav{gap:12px}.download-brand{font-size:16px}.download-hero{padding:32px 16px}.hero-title{font-size:30px;line-height:38px}.hero-desc{font-size:14px}.section{padding:32px 16px}.section-title{font-size:24px;line-height:32px}.product-visual{min-height:180px}.update-card,.panel{padding:20px}.version-strip{margin-top:24px}.download-footer{justify-content:center}}
@media(prefers-reduced-motion:reduce){.btn{transition:none}}