:root{--bg: #ffffff;--surface: #ffffff;--surface-muted: #f7f8f9;--sidebar: #fbfbfc;--border: #e6e8eb;--border-strong: #d4d8dd;--text: #16191d;--text-muted: #6b7280;--text-faint: #9aa1ab;--accent: #1f2937;--accent-ink: #ffffff;--link: #2563eb;--link-soft: #eef2ff;--danger: #b42318;--danger-soft: #fef3f2;--ok: #067647;--ok-soft: #ecfdf3;--warn: #b54708;--warn-soft: #fffaeb;--radius: 8px;--radius-lg: 12px;--shadow: 0 1px 2px rgba(16, 24, 40, .04);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--mono: "SFMono-Regular", Consolas, Menlo, monospace}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.01em}.app{display:grid;grid-template-columns:248px 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10px;border-radius:var(--radius);color:var(--text-muted);font-weight:500;font-size:13.5px}.nav-link:hover{background:var(--surface-muted);color:var(--text);text-decoration:none}.nav-link.active{background:var(--link-soft);color:var(--link)}.nav-spacer{flex:1}.nav-user{border-top:1px solid var(--border);padding-top:14px;margin-top:14px}.nav-user .who{font-size:13px;font-weight:600}.nav-user .role{font-size:12px;color:var(--text-faint)}.main{display:flex;flex-direction:column;min-width:0}.topbar{height:60px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:var(--surface)}.topbar h1{font-size:16px}.topbar .crumb{color:var(--text-faint);font-size:13px}.content{padding:32px;max-width:1080px;width:100%}.page-intro{color:var(--text-muted);margin:-6px 0 24px;max-width:70ch}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.card-pad{padding:20px}.highlight-flash{animation:highlight-flash 1.6s ease-out 2}@keyframes highlight-flash{0%{box-shadow:0 0 0 3px var(--accent)}to{box-shadow:var(--shadow)}}.card-head{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}.card-head h3{font-size:14.5px}.card-head .desc{font-size:12.5px;color:var(--text-muted);margin-top:2px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,1fr)}@media (max-width: 900px){.grid-2,.grid-3,.app{grid-template-columns:1fr}.sidebar{display:none}}.row{display:flex;gap:10px;align-items:center}.row-wrap{flex-wrap:wrap}.spread{justify-content:space-between}.stack{display:flex;flex-direction:column;gap:14px}.muted{color:var(--text-muted)}.faint{color:var(--text-faint)}.mono{font-family:var(--mono);font-size:12px}label.field{display:block;margin-bottom:14px}label.field>span{display:block;font-size:12.5px;font-weight:500;margin-bottom:6px;color:var(--text)}.input,.textarea,.select{width:100%;padding:9px 11px;font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);outline:none}.input:focus,.textarea:focus,.select:focus{border-color:var(--link);box-shadow:0 0 0 3px var(--link-soft)}.textarea{resize:vertical;min-height:96px;line-height:1.55}.hint{font-size:12px;color:var(--text-faint);margin-top:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 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var(--border-strong);color:var(--text-muted);background:var(--surface-muted)}.badge-ok{color:var(--ok);background:var(--ok-soft);border-color:#abefc6}.badge-warn{color:var(--warn);background:var(--warn-soft);border-color:#fedf89}.badge-info{color:var(--link);background:var(--link-soft);border-color:#c7d2fe}.badge-muted{color:var(--text-faint)}table.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-faint);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--border)}.table td{padding:12px;border-bottom:1px solid var(--border);font-size:13.5px;vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--surface-muted)}.empty{text-align:center;padding:40px 20px;color:var(--text-faint)}.empty h4{color:var(--text-muted);font-weight:500;margin-bottom:4px}.alert{padding:11px 14px;border-radius:var(--radius);font-size:13px;margin-bottom:16px}.alert-error{background:var(--danger-soft);color:var(--danger);border:1px solid #f0c5c0}.alert-ok{background:var(--ok-soft);color:var(--ok);border:1px solid #abefc6}.kpi{display:flex;flex-direction:column;gap:6px}.kpi .label{font-size:12.5px;color:var(--text-muted)}.kpi .value{font-size:26px;font-weight:600;letter-spacing:-.02em}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{font-size:12px;padding:3px 9px;border-radius:6px;background:var(--surface-muted);border:1px solid var(--border);color:var(--text-muted)}.draft{white-space:pre-wrap;font-size:14px;line-height:1.7;color:var(--text);background:var(--surface-muted);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.divider{height:1px;background:var(--border);margin:4px 0}.version{border:1px solid var(--border);border-radius:var(--radius);padding:12px 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.sub{text-align:center;color:var(--text-muted);margin-bottom:24px;font-size:13px}.auth-hint{margin-top:18px;font-size:12px;color:var(--text-faint);text-align:center;line-height:1.6}video.player{width:100%;border-radius:var(--radius);border:1px solid var(--border);background:#000}.landing{min-height:100vh;display:flex;flex-direction:column}.landing-top{display:flex;align-items:center;justify-content:space-between;padding:22px 40px;border-bottom:1px solid var(--border)}.landing-top .brand{padding:0}.landing-hero{max-width:640px;margin:0 auto;padding:88px 24px 48px;text-align:center}.landing-eyebrow{display:inline-block;font-size:11.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--link);background:var(--link-soft);border:1px solid #c7d2fe;border-radius:20px;padding:5px 14px;margin-bottom:20px}.landing-hero h1{font-size:36px;letter-spacing:-.02em;margin-bottom:16px}.landing-sub{color:var(--text-muted);font-size:15.5px;line-height:1.6;margin-bottom:32px}.landing-hero .row{justify-content:center}.landing-stats{max-width:900px;margin:0 auto;padding:0 24px 56px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;width:100%}.landing-stat{background:var(--surface);padding:24px 20px;text-align:center}.landing-stat-value{font-size:28px;font-weight:700;letter-spacing:-.02em;color:var(--accent)}.landing-stat-label{color:var(--text-muted);font-size:12.5px;margin-top:6px;line-height:1.5}.landing-preview{max-width:640px;margin:0 auto;padding:0 24px 72px;width:100%}.landing-preview-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);box-shadow:0 4px 16px #1018280f;overflow:hidden}.landing-preview-head{display:flex;align-items:center;gap:8px;padding:12px 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88px;display:flex;flex-direction:column;gap:28px;width:100%}.landing-step{display:flex;gap:18px;align-items:flex-start}.landing-step-index{flex:none;width:30px;height:30px;border-radius:50%;border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--text-muted)}.landing-step h3{font-size:15px;margin-bottom:4px}.landing-step p{margin:0;color:var(--text-muted);font-size:13.5px;line-height:1.6;max-width:60ch}.landing-features{background:var(--sidebar);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:64px 24px;flex:1}.landing-feature-grid{max-width:900px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.landing-feature{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px}.landing-feature-icon{width:36px;height:36px;border-radius:8px;background:var(--link-soft);color:var(--link);display:flex;align-items:center;justify-content:center;margin-bottom:14px}.landing-feature h3{font-size:14.5px;margin-bottom:6px}.landing-feature p{margin:0;color:var(--text-muted);font-size:13px;line-height:1.6}.landing-footer{text-align:center;padding:20px;border-top:1px solid var(--border);color:var(--text-faint);font-size:12px}