:root{--bg: #09090b;--bg-elevated: #0f0f12;--panel: #141418;--panel-2: #1c1c22;--panel-hover: #22222a;--border: #27272f;--border-subtle: #1f1f26;--text: #f4f4f5;--text-secondary: #a1a1aa;--muted: #71717a;--accent: #8b5cf6;--accent-hover: #7c3aed;--accent-soft: rgba(139, 92, 246, .15);--accent-2: #22d3ee;--danger: #f43f5e;--danger-soft: rgba(244, 63, 94, .12);--ok: #34d399;--ok-soft: rgba(52, 211, 153, .12);--warn: #fbbf24;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .25);--sidebar-w: 240px;--font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.5}a{color:var(--accent-2);text-decoration:none}a:hover{text-decoration:underline}button,.btn{font:inherit;cursor:pointer;border:none;border-radius:var(--radius-sm);padding:9px 16px;background:var(--accent);color:#fff;font-weight:600;font-size:13.5px;letter-spacing:.01em;transition:background .15s,transform .1s,box-shadow .15s;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}button:hover:not(:disabled),.btn:hover{background:var(--accent-hover)}button:active:not(:disabled){transform:scale(.98)}button.secondary,.btn-secondary{background:var(--panel-2);border:1px solid var(--border);color:var(--text)}button.secondary:hover:not(:disabled){background:var(--panel-hover);border-color:#3f3f4a}button.danger,.btn-danger{background:var(--danger)}button.ghost{background:transparent;border:1px solid transparent;color:var(--text-secondary)}button.ghost:hover{background:var(--panel-2);color:var(--text)}button:disabled{opacity:.45;cursor:not-allowed;transform:none}input,select,textarea{font:inherit;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);padding:10px 12px;width:100%;transition:border-color .15s,box-shadow .15s;font-size:14px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}input::placeholder{color:var(--muted)}label{display:block;font-size:12.5px;font-weight:500;color:var(--text-secondary);margin:14px 0 6px;letter-spacing:.01em}select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2371717a'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}.layout{display:flex;min-height:100vh;background:var(--bg)}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--bg-elevated);border-right:1px solid var(--border-subtle);padding:20px 14px;display:flex;flex-direction:column;gap:2px;position:sticky;top:0;height:100vh;z-index:20}.sidebar .brand{font-size:20px;font-weight:800;letter-spacing:.12em;margin:4px 10px 24px;background:linear-gradient(135deg,#fff 0%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar .nav-section{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:16px 10px 6px}.sidebar a{color:var(--text-secondary);padding:9px 12px;border-radius:var(--radius-sm);font-weight:500;font-size:14px;display:flex;align-items:center;gap:10px;transition:background .12s,color .12s;text-decoration:none}.sidebar a .nav-icon{width:18px;text-align:center;opacity:.7;font-size:15px}.sidebar a.active{background:var(--accent-soft);color:#c4b5fd}.sidebar a.active .nav-icon{opacity:1}.sidebar a:hover:not(.active){background:var(--panel);color:var(--text);text-decoration:none}.sidebar .sidebar-footer{margin-top:auto;padding-top:12px;border-top:1px solid var(--border-subtle)}.content{flex:1;padding:28px 32px 48px;max-width:1120px;width:100%;margin:0 auto}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}.page-header h1{font-size:24px;font-weight:700;margin:0;letter-spacing:-.02em}.page-header .subtitle{color:var(--muted);font-size:14px;margin:4px 0 0}.card{background:var(--panel);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:20px 22px;margin-bottom:16px;box-shadow:var(--shadow)}.card-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.card h2{font-size:15px;font-weight:600;margin:0 0 4px;letter-spacing:-.01em}.card .card-desc{font-size:13px;color:var(--muted);margin:0 0 14px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:20px}.stat-card{background:var(--panel);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}.stat-card .stat-label{font-size:12px;font-weight:500;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.stat-card .stat-value{font-size:26px;font-weight:700;letter-spacing:-.03em;margin-top:4px}.stat-card .stat-hint{font-size:12px;color:var(--text-secondary);margin-top:2px}.step-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-bottom:20px}.step-card{background:var(--panel);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);transition:border-color .15s}.step-card:hover{border-color:var(--border)}.step-num{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;background:var(--accent-soft);color:#c4b5fd;font-weight:700;font-size:13px;margin-bottom:10px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row-between{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}.grid{display:grid;gap:16px}.muted{color:var(--muted)}.text-secondary{color:var(--text-secondary)}.alert{padding:12px 14px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:14px}.alert-danger{background:var(--danger-soft);border:1px solid rgba(244,63,94,.35);color:#fda4af}.alert-ok{background:var(--ok-soft);border:1px solid rgba(52,211,153,.35);color:#6ee7b7}.alert-warn{background:#fbbf241a;border:1px solid rgba(251,191,36,.3);color:#fcd34d}h1{font-size:24px;margin:0 0 20px;font-weight:700;letter-spacing:-.02em}h2{font-size:16px;margin:0 0 10px;font-weight:600}h3{font-size:14px;margin:0 0 8px;font-weight:600;color:var(--text-secondary)}hr.divider{border:none;border-top:1px solid var(--border-subtle);margin:18px 0}.badge{font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);color:var(--text-secondary);display:inline-flex;align-items:center;gap:4px;letter-spacing:.02em}.badge.done{color:var(--ok);background:var(--ok-soft);border-color:#34d39959}.badge.failed{color:var(--danger);background:var(--danger-soft);border-color:#f43f5e59}.badge.pending{color:var(--warn);background:#fbbf241f;border-color:#fbbf244d}.badge.pro{background:linear-gradient(135deg,var(--accent),#06b6d4);color:#fff;border:none}.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border-subtle)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border-subtle);font-size:13.5px}th{font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);background:var(--bg-elevated)}tr:last-child td{border-bottom:none}tbody tr:hover td{background:#ffffff04}.center-screen{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(139,92,246,.18),transparent),var(--bg);padding:24px}.auth-box{width:100%;max-width:400px;padding:32px 28px}.auth-box .brand{font-size:28px;font-weight:800;letter-spacing:.14em;text-align:center;background:linear-gradient(135deg,#fff,var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.channel-card{background:var(--panel);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:18px 20px;margin-bottom:12px;box-shadow:var(--shadow);transition:border-color .15s}.channel-card:hover{border-color:var(--border)}.channel-card .channel-title{font-weight:600;font-size:15px;letter-spacing:-.01em}.channel-meta{font-size:12.5px;color:var(--muted);margin-top:4px;line-height:1.55}.channel-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.form-section{margin-top:8px}.form-section-title{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin:0 0 4px}.checkbox-row{display:flex;align-items:center;gap:10px;margin:10px 0}.checkbox-row input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);cursor:pointer}.checkbox-row label{margin:0;color:var(--text);font-size:14px;cursor:pointer}.editor-wrap{display:grid;grid-template-columns:1fr 340px;gap:20px}@media(max-width:900px){.editor-wrap{grid-template-columns:1fr}.sidebar{width:100%;height:auto;position:relative;flex-direction:row;flex-wrap:wrap;padding:12px;gap:4px}.sidebar .brand{margin:0 8px 0 0;width:100%}.sidebar .nav-section{display:none}.sidebar .sidebar-footer{border:none;margin:0;padding:0;width:100%}.layout{flex-direction:column}.content{padding:16px}}.stage{position:relative;background:#000;border-radius:var(--radius);overflow:hidden;aspect-ratio:16 / 9;width:100%;border:1px solid var(--border)}.stage .frame{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain}.box-handle{border:2px solid var(--accent-2);background:#22d3ee1f;display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff;font-weight:700;text-align:center;overflow:hidden}.box-handle.cover{border-color:#fbbf24;background:#fbbf2426}.filter-preview{font-family:var(--mono);font-size:11.5px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;color:var(--accent-2);white-space:pre-wrap;word-break:break-all;max-height:180px;overflow:auto}.trim-controls{display:flex;gap:10px}.trim-controls>div{flex:1}.swatch{width:28px;height:28px;border-radius:6px;border:1px solid var(--border);padding:0}.empty-state{text-align:center;padding:40px 20px;color:var(--muted)}.empty-state .empty-icon{font-size:32px;margin-bottom:8px;opacity:.5}