:root {
  --color-primary: #1e293b;
  --color-on-primary: #ffffff;
  --color-accent: #22c55e;
  --color-on-accent: #0f172a;
  --color-background: #0f172a;
  --color-foreground: #f8fafc;
  --color-card: #1b2336;
  --color-muted: #272f42;
  --color-muted-foreground: #94a3b8;
  --color-border: #475569;
  --color-destructive: #ef4444;
  --color-ring: #ffffff;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --font-sans: "Fira Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "Fira Code", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.45;
}

a { color: inherit; }

button, input, a { cursor: pointer; }

button, input {
  font-family: inherit;
  font-size: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.video-owner {
  margin: 0 0 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
  font-weight: 600;
}

.video-owner a {
  text-decoration: none;
}

.video-owner a:hover {
  text-decoration: underline;
}

.player-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  background: #000;
  color: var(--color-muted-foreground);
  border-radius: 8px;
  font-size: 14px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand small {
  color: var(--color-muted-foreground);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand strong {
  font-size: 20px;
  font-weight: 600;
}

.icon {
  width: 18px;
  height: 18px;
  display: inline-block;
  vertical-align: -3px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-muted);
  color: var(--color-foreground);
  text-decoration: none;
  transition: background 200ms ease, border-color 200ms ease;
}

.btn:hover { background: #323b52; }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
  border-color: transparent;
  font-weight: 600;
}

.btn-primary:hover { filter: brightness(1.05); }

.btn-ghost {
  background: transparent;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.metric {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 16px 18px;
}

.metric span {
  display: block;
  color: var(--color-muted-foreground);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric strong {
  font-size: 28px;
  font-weight: 600;
  font-family: var(--font-mono);
}

.toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.search {
  flex: 1;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-card);
  color: var(--color-foreground);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-card);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted-foreground);
  font-weight: 600;
}

tr:last-child td { border-bottom: none; }

tbody tr:hover { background: rgba(255,255,255,0.03); }

.mono { font-family: var(--font-mono); font-size: 13px; }
.muted { color: var(--color-muted-foreground); }
.empty { padding: 40px 16px; text-align: center; color: var(--color-muted-foreground); }

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 28px;
}

.login-card h1 {
  margin: 0 0 8px;
  font-size: 22px;
}

.field { margin: 16px 0; }

.field label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
}

.password-row {
  display: flex;
  gap: 8px;
}

.password-row input {
  flex: 1;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-background);
  color: var(--color-foreground);
}

.error {
  background: rgba(239, 68, 68, 0.12);
  color: #fecaca;
  border: 1px solid #ef4444;
  border-radius: 8px;
  padding: 10px 12px;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}

.meta-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 12px 14px;
}

.meta-item span {
  display: block;
  font-size: 12px;
  color: var(--color-muted-foreground);
}

.cards {
  display: grid;
  gap: 16px;
}

.video-card {
  display: grid;
  grid-template-columns: minmax(220px, 360px) 1fr;
  gap: 16px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 16px;
}

.player {
  width: 100%;
  max-height: 280px;
  background: #000;
  border-radius: 8px;
}

.thumb {
  width: 100%;
  border-radius: 8px;
  display: block;
}

.kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 6px 12px;
  font-size: 14px;
}

.kv dt { color: var(--color-muted-foreground); }
.kv dd { margin: 0; word-break: break-word; }

.crumb {
  color: var(--color-muted-foreground);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
}

.crumb:hover { color: var(--color-foreground); }

@media (max-width: 768px) {
  .video-card { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}