:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-2: #1f2937;
  --panel-3: #0b1220;
  --line: #243047;
  --text: #eef2ff;
  --muted: #94a3b8;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --blue: #38bdf8;
  --violet: #8b5cf6;
  --shadow: 0 18px 40px rgba(0,0,0,.35);
  --radius: 18px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #0b1020 0%, #0f172a 100%);
  color: var(--text);
}
.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 22px; border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(6, 10, 20, .72); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 20;
}
.topbar h1 { margin: 0 0 6px; font-size: 28px; }
.topbar h1 span { color: var(--blue); }
.subtitle { margin: 0; color: var(--muted); max-width: 760px; }
.notice-pill { padding: 10px 14px; border-radius: 999px; background: rgba(56,189,248,.12); color: #dbeafe; border: 1px solid rgba(56,189,248,.25); white-space: nowrap; }
.layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; padding: 18px; }
.card { background: rgba(17,24,39,.92); border: 1px solid rgba(255,255,255,.07); border-radius: var(--radius); box-shadow: var(--shadow); }
.left-panel { padding: 16px; min-height: calc(100vh - 120px); }
.right-panel { display: grid; gap: 18px; }
.controls { display: grid; gap: 12px; }
.control-row { display: flex; gap: 10px; flex-wrap: wrap; }
input, select, button { border-radius: 12px; border: 1px solid var(--line); padding: 12px 14px; font-size: 14px; }
input, select { background: var(--panel-3); color: var(--text); flex: 1; min-width: 180px; }
button, .file-btn { background: var(--blue); color: #04111d; font-weight: 700; cursor: pointer; }
button.secondary, .file-btn.secondary { background: #1e293b; color: var(--text); }
.file-btn { display: inline-flex; align-items: center; }
.status-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; margin: 16px 0; }
.mini-stat { background: #0d1528; border: 1px solid rgba(255,255,255,.06); border-radius: 14px; padding: 12px; text-align: center; }
.mini-stat strong { display: block; font-size: 20px; }
.mini-stat span { color: var(--muted); font-size: 12px; }
.toolbar-row { display: grid; gap: 10px; margin-bottom: 14px; }
.tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.tab { background: #0d1528; color: var(--text); border: 1px solid rgba(255,255,255,.08); }
.tab.active { background: rgba(56,189,248,.18); border-color: rgba(56,189,248,.35); }
.mini-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.channel-list { max-height: calc(100vh - 410px); overflow: auto; display: grid; gap: 10px; padding-right: 4px; }
.channel-item { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 14px; background: #0d1528; border: 1px solid rgba(255,255,255,.07); border-radius: 14px; }
.channel-item h4 { margin: 0 0 6px; font-size: 15px; }
.channel-item p { margin: 0; color: var(--muted); font-size: 12px; overflow-wrap: anywhere; }
.channel-actions { display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.small-btn { padding: 8px 10px; font-size: 12px; min-width: 100px; }
.small-btn.disabled { background: #3f3f46; color: #d4d4d8; cursor: not-allowed; }
.pill { display: inline-flex; padding: 4px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; border: 1px solid transparent; margin-bottom: 8px; }
.pill.playable { background: rgba(34,197,94,.14); color: #bbf7d0; border-color: rgba(34,197,94,.25); }
.pill.testable { background: rgba(56,189,248,.14); color: #bae6fd; border-color: rgba(56,189,248,.25); }
.pill.drm { background: rgba(245,158,11,.14); color: #fde68a; border-color: rgba(245,158,11,.25); }
.pill.protected { background: rgba(139,92,246,.14); color: #ddd6fe; border-color: rgba(139,92,246,.25); }
.pill.failed { background: rgba(239,68,68,.14); color: #fecaca; border-color: rgba(239,68,68,.25); }
.video-card, .diagnostics-card, .log-card, .hybrid-card { padding: 16px; }
.player-topline { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.player-topline h2 { margin: 0 0 6px; }
.player-topline p { margin: 0; color: var(--muted); }
.badge { padding: 8px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.badge.neutral { background: #1e293b; }
.badge.playing { background: rgba(34,197,94,.15); color: #bbf7d0; }
.badge.blocked { background: rgba(239,68,68,.15); color: #fecaca; }
.badge.testing { background: rgba(56,189,248,.15); color: #bae6fd; }
.video-wrap { position: relative; aspect-ratio: 16/9; background: #000; border-radius: 16px; overflow: hidden; }
video { width: 100%; height: 100%; background: #000; }
.blocked-overlay { position: absolute; inset: 0; background: rgba(2,6,23,.74); display: flex; justify-content: center; align-items: center; padding: 24px; }
.blocked-box { max-width: 520px; text-align: center; padding: 24px; border-radius: 16px; background: rgba(15,23,42,.95); border: 1px solid rgba(255,255,255,.08); }
.blocked-actions, .action-row { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.hidden { display: none; }
.diag-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-bottom: 14px; }
.diag-grid .full { grid-column: 1 / -1; }
.diag-grid span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.diag-grid code { display: block; background: #0d1528; padding: 10px; border-radius: 10px; overflow-wrap: anywhere; }
.hint-list { margin: 0; padding-left: 18px; color: #dbeafe; }
.hybrid-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.hybrid-box { background: #0d1528; border: 1px solid rgba(255,255,255,.06); border-radius: 14px; padding: 14px; }
.hybrid-box span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.hybrid-box strong { display: block; margin-bottom: 6px; }
.hybrid-box p { margin: 0; color: #cbd5e1; font-size: 13px; }
.event-log { background: #0d1528; border-radius: 14px; border: 1px solid rgba(255,255,255,.06); min-height: 180px; max-height: 280px; overflow: auto; padding: 12px; white-space: pre-wrap; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.empty-state { padding: 24px; text-align: center; color: var(--muted); background: #0d1528; border-radius: 14px; border: 1px solid rgba(255,255,255,.06); }
@media (max-width: 1100px) { .layout { grid-template-columns: 1fr; } .left-panel { min-height: auto; } }
@media (max-width: 720px) { .status-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } .diag-grid, .hybrid-grid { grid-template-columns: 1fr; } .topbar { flex-direction: column; align-items: flex-start; } }