:root{
  --bg:#eff5fc;
  --bg2:#f8fbff;
  --panel:#ffffff;
  --panel-soft:#f5f8fd;
  --panel-dark:#081a3f;
  --panel-dark-2:#10295f;
  --text:#16233f;
  --muted:#6f7d95;
  --line:#d8e4f1;
  --line-strong:#c6d6ea;
  --primary:#2563eb;
  --primary-2:#1d4ed8;
  --primary-3:#0f3fae;
  --accent:#16c9d8;
  --accent-2:#7c3aed;
  --success:#16a34a;
  --warning:#d97706;
  --danger:#dc2626;
  --shadow:0 16px 42px rgba(15,23,42,.08);
  --shadow-soft:0 10px 26px rgba(37,99,235,.10);
  --radius:22px;
  --radius-sm:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(62,119,255,.18), transparent 32%),
    radial-gradient(circle at top right, rgba(22,201,216,.14), transparent 28%),
    linear-gradient(180deg,#07152f 0,#0c2250 240px,#eef4fb 240px,#f8fbff 100%);
}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
img{max-width:100%}
.page-wrap{max-width:1320px;margin:0 auto;padding:0 18px 48px}
.topbar{position:sticky;top:0;z-index:50;background:rgba(7,21,47,.84);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08)}
.topbar-inner{max-width:1320px;margin:0 auto;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:14px;color:#fff;min-width:0}
.brand-mark{width:54px;height:54px;border-radius:18px;overflow:hidden;background:rgba(255,255,255,.09);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(0,0,0,.18);flex:0 0 auto}
.brand-mark img{width:100%;height:100%;object-fit:contain;display:block}
.brand h1{margin:0;font-size:21px;line-height:1.03;font-weight:900;letter-spacing:-.03em}
.brand small{display:block;margin-top:4px;color:rgba(255,255,255,.74);font-size:12px}
.nav-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.nav-links a{display:inline-flex;align-items:center;justify-content:center;padding:11px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);color:#fff;font-size:14px;font-weight:800;transition:.18s ease;white-space:nowrap}
.nav-links a:hover{transform:translateY(-1px);background:rgba(255,255,255,.11)}
.nav-links a.active{background:#fff;color:#1f4fd1;border-color:#fff;box-shadow:0 12px 26px rgba(255,255,255,.12)}
.hero{padding:28px 0 18px;color:#fff}
.hero-card{display:grid;grid-template-columns:1.55fr .95fr;gap:20px;align-items:stretch;padding:28px;border-radius:30px;background:linear-gradient(145deg,rgba(255,255,255,.13),rgba(255,255,255,.06));border:1px solid rgba(255,255,255,.12);box-shadow:0 26px 52px rgba(5,15,40,.20)}
.hero-card.compact{grid-template-columns:1.25fr .95fr;padding:24px}
.hero-copy .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:rgba(255,255,255,.94);color:#3542a3;font-size:13px;font-weight:900;margin-bottom:12px;box-shadow:0 10px 28px rgba(255,255,255,.14)}
.hero-copy h2{margin:0 0 10px;font-size:clamp(30px,4vw,50px);line-height:1.02;letter-spacing:-.035em}
.hero-copy p{margin:0;color:rgba(255,255,255,.84);max-width:820px;font-size:18px;line-height:1.56}
.hero-side{display:grid;gap:12px}
.hero-info,.hero-stat{padding:18px 20px;border-radius:20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.11)}
.hero-info .label,.hero-stat .txt{font-weight:800;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:6px}
.hero-info code,.hero-info .mono{display:block;color:#fff;word-break:break-all;line-height:1.55;font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.hero-mini-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.hero-stat .num{font-size:34px;font-weight:900;line-height:1;color:#fff;letter-spacing:-.03em}
.hero-stat .sub{display:block;color:rgba(255,255,255,.66);font-size:12px;margin-top:6px}
.notice{padding:16px 18px;border-radius:18px;margin:16px 0;box-shadow:var(--shadow-soft);border:1px solid #fed7aa;background:#fff7ed;color:#9a3412}
.notice strong{font-weight:900}
.notice.success{border-color:#bbf7d0;background:#effdf4;color:#166534}
.notice.error{border-color:#fecaca;background:#fff1f2;color:#991b1b}
.notice.info{border-color:#bfdbfe;background:#eff6ff;color:#1d4ed8}
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.88);border-radius:28px;padding:22px;box-shadow:var(--shadow);backdrop-filter:blur(6px)}
.card.flush{padding:0;overflow:hidden}
.card h3{margin:0 0 8px;font-size:26px;letter-spacing:-.03em}
.card p{color:var(--muted)}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:16px}
.section-head h3{margin:0;font-size:24px;letter-spacing:-.03em}
.section-head p,.section-head span,.muted{margin:0;color:var(--muted);font-size:14px;line-height:1.5}
.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:18px 0 22px}
.stat-card{position:relative;background:linear-gradient(180deg,#fff,#f7fbff);border:1px solid rgba(255,255,255,.9);border-radius:26px;padding:22px;box-shadow:var(--shadow);overflow:hidden}
.stat-card:before{content:"";position:absolute;inset:auto -40px -42px auto;width:120px;height:120px;background:radial-gradient(circle, rgba(37,99,235,.10), transparent 64%)}
.stat-card .icon{width:54px;height:54px;border-radius:18px;display:flex;align-items:center;justify-content:center;background:#edf4ff;color:#245ee8;font-size:24px;font-weight:800;margin-bottom:14px;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.stat-card .value{font-size:46px;font-weight:900;line-height:1;letter-spacing:-.04em}
.stat-card .title{margin-top:8px;font-size:15px;color:#4f6487;font-weight:800}
.stat-card .sub{margin-top:5px;font-size:12px;color:#97a3b6}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}
.btn,.btn-secondary,.btn-light,.btn-danger,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border-radius:15px;border:1px solid transparent;font-weight:800;cursor:pointer;transition:.18s ease;text-align:center}
.btn{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 12px 28px rgba(37,99,235,.26)}
.btn-secondary{background:#eff6ff;color:#1d4ed8;border-color:#cfe0ff}
.btn-light{background:#fff;color:#38507c;border-color:var(--line)}
.btn-danger{background:#fff1f2;color:#be123c;border-color:#fecdd3}
.btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
.btn:hover,.btn-secondary:hover,.btn-light:hover,.btn-danger:hover,.btn-ghost:hover{transform:translateY(-1px)}
.tool-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.tool-card{display:flex;align-items:flex-start;gap:12px;padding:18px;border-radius:20px;border:1px solid var(--line);background:linear-gradient(180deg,#fff,#f8fbff);box-shadow:var(--shadow-soft);transition:.18s ease}
.tool-card:hover{transform:translateY(-2px);border-color:#b9d3ff}
.tool-ico{width:46px;height:46px;border-radius:15px;display:flex;align-items:center;justify-content:center;background:#edf4ff;color:#245ee8;font-size:22px;flex:0 0 auto}
.tool-card strong{display:block;font-size:16px}
.tool-card span{display:block;font-size:13px;color:var(--muted);margin-top:4px;line-height:1.45}
.folder-grid,.gallery-grid,.mini-grid{display:grid;gap:14px}
.folder-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.folder-item{display:flex;align-items:center;gap:12px;padding:16px;border:1px solid var(--line);border-radius:18px;background:#f8fbff;transition:.18s ease}
.folder-item:hover{transform:translateY(-1px);border-color:#93c5fd;background:#fff}
.folder-item input{width:18px;height:18px}
.folder-item .name{font-weight:900;line-height:1.35}
.folder-item .meta{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.input,.select,textarea{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--text);box-shadow:inset 0 1px 1px rgba(15,23,42,.02)}
.input.mono,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all}
.checkbox-line{display:flex;align-items:flex-start;gap:10px;color:var(--muted);font-size:14px}
.checkbox-line input{margin-top:3px}
.search-bar{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid rgba(255,255,255,.55);border-radius:20px;padding:10px;box-shadow:var(--shadow);margin-top:18px}
.search-bar input{border:0;outline:none;background:transparent;flex:1;padding:0 8px;font-size:16px;color:var(--text)}
.search-bar button{padding:12px 20px;border:0;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;font-weight:800;cursor:pointer}
.search-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:8px 0 0;font-size:13px;color:rgba(255,255,255,.76)}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 18px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:12px 14px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft);font-size:13px;font-weight:800;color:#2a4573;transition:.18s ease}
.chip:hover{transform:translateY(-1px)}
.chip.active{border-color:#93c5fd;background:#eff6ff;color:#1d4ed8}
.chip small{display:block;font-size:12px;font-weight:700;color:#6d7fa1}
.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}
.logo-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:var(--shadow-soft);transition:.18s ease;display:flex;flex-direction:column}
.logo-card:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(37,99,235,.12)}
.logo-thumb{height:158px;display:flex;align-items:center;justify-content:center;padding:16px;background:radial-gradient(circle at top left, rgba(37,99,235,.09), transparent 45%), linear-gradient(180deg,#fff,#f8fbff);border-bottom:1px solid var(--line)}
.logo-thumb img{max-width:100%;max-height:100%;object-fit:contain}
.logo-meta{padding:14px;display:flex;flex-direction:column;gap:8px;flex:1}
.logo-title{font-size:13px;font-weight:900;line-height:1.4;min-height:38px;word-break:break-word}
.logo-sub{font-size:12px;color:var(--muted)}
.logo-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:auto}
.copy-url,.open-url{padding:10px 12px;border-radius:12px;font-weight:800;cursor:pointer;text-align:center;border:1px solid transparent}
.copy-url{background:#eff6ff;border-color:#cfe0ff;color:#1d4ed8}
.copy-url.copied{background:#e8fff0;border-color:#bbf7d0;color:#15803d}
.open-url{background:#fff;border-color:var(--line);color:#38507c}
.progress-track{height:14px;border-radius:999px;background:#e7edf6;overflow:hidden;position:relative}
.progress-fill{height:100%;width:0;background:linear-gradient(90deg,#2563eb,#16c9d8);transition:width .25s ease;border-radius:999px}
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.metric-card{padding:16px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(180deg,#fff,#f8fbff);text-align:center}
.metric-card .num{font-size:34px;font-weight:900;line-height:1;color:#13254a;letter-spacing:-.03em}
.metric-card .txt{margin-top:8px;font-size:13px;color:var(--muted)}
.metric-card .txt strong{display:block;font-size:12px;color:#4e607d}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;font-size:13px;font-weight:900;background:#eef2ff;color:#3730a3}
.badge.success{background:#effdf4;color:#166534}
.badge.warn{background:#fff7ed;color:#9a3412}
.badge.danger{background:#fff1f2;color:#991b1b}
.badge.live:before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;box-shadow:0 0 0 0 currentColor;animation:pulse 1.8s infinite}
.browser-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.codebox{padding:18px;border-radius:18px;background:#0b1733;color:#f8fbff;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap;word-break:break-all;line-height:1.6}
.table-list{display:grid;gap:10px}
.table-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid #eef2f7}
.table-row:last-child{border-bottom:0}
.footer-note{text-align:center;color:#6f7e97;font-size:13px;padding:14px 0 0}
.install-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:0 0 18px;padding:0;list-style:none}
.install-steps li{height:8px;border-radius:999px;background:rgba(37,99,235,.16)}
.install-steps li.on{background:linear-gradient(90deg,#2563eb,#16c9d8)}
.empty-state{text-align:center;padding:36px 20px;color:var(--muted)}
.kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#edf4ff;color:#2558db;font-size:12px;font-weight:900}
.info-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
.info-list li{display:flex;gap:10px;align-items:flex-start;padding:12px 0;border-bottom:1px solid #eef2f7}
.info-list li:last-child{border-bottom:0}
.info-list .dot{width:24px;height:24px;border-radius:999px;display:flex;align-items:center;justify-content:center;background:#edf4ff;color:#245ee8;font-size:13px;font-weight:900;flex:0 0 auto}
.summary-banner{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;align-items:center;padding:18px;border-radius:22px;background:linear-gradient(135deg,#eaf2ff,#f8fbff);border:1px solid #d6e4fa}
.summary-banner .value{font-size:34px;font-weight:900;letter-spacing:-.04em}
.page-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.page-actions .btn-row{justify-content:flex-end}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.callout{padding:14px 16px;border-radius:16px;background:#f8fbff;border:1px dashed #c9d9ee;color:#4b5f81}
.toast{position:fixed;right:18px;bottom:18px;z-index:90;display:none;max-width:320px;padding:14px 16px;border-radius:16px;background:#0b1733;color:#fff;box-shadow:0 22px 54px rgba(0,0,0,.24)}
.toast.show{display:block;animation:slideUp .25s ease}
.toast.success{background:#166534}
.toast.error{background:#991b1b}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.7)}70%{box-shadow:0 0 0 10px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}
@keyframes slideUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1100px){
  .tool-grid,.metric-grid,.stats-grid,.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-card,.hero-card.compact,.summary-banner{grid-template-columns:1fr}
}
@media(max-width:800px){
  .grid.two,.grid.three,.stats-grid,.tool-grid,.metric-grid,.grid.four{grid-template-columns:1fr}
  .topbar-inner{flex-direction:column;align-items:flex-start}
  .page-actions{align-items:flex-start}
}
@media(max-width:640px){
  .page-wrap{padding:0 14px 34px}
  .brand h1{font-size:18px}
  .hero-copy h2{font-size:30px}
  .gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .logo-actions{grid-template-columns:1fr}
  .search-bar{flex-direction:column;align-items:stretch}
}


/* v4.1.1 viewer hero fix */
.viewer-hero{grid-template-columns:1fr;gap:18px}
.viewer-hero .hero-copy h2{font-size:clamp(30px,3.7vw,48px);max-width:900px}
.viewer-hero .hero-copy p{max-width:none}
.viewer-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}
.viewer-summary .viewer-box{padding:18px 20px;border-radius:20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(6px)}
.viewer-summary .viewer-label{display:block;font-size:13px;font-weight:800;color:rgba(255,255,255,.76);margin-bottom:8px}
.viewer-summary .viewer-value{display:block;font-size:18px;font-weight:900;color:#fff;line-height:1.3;word-break:break-word}
.viewer-summary .viewer-big{font-size:40px;line-height:1;letter-spacing:-.04em}
.viewer-summary .viewer-note{display:block;margin-top:8px;font-size:12px;color:rgba(255,255,255,.62)}
@media(max-width:900px){
  .viewer-summary{grid-template-columns:1fr}
}


/* v4.2 viewer cleanup */
.viewer-toolbar{margin:4px 0 18px}
.viewer-toolbar .chips{flex:1}
.viewer-toolbar .btn-light{white-space:nowrap}
.viewer-hero{margin-bottom:0}
@media(max-width:800px){
  .viewer-toolbar{align-items:flex-start}
}