:root {
  color-scheme: dark;
  --bg: #0d0f12;
  --panel: #15181d;
  --panel-2: #1b1f26;
  --line: #262b33;
  --text: #e8eaed;
  --muted: #9aa1ab;
  --accent: #4f8cff;
  --live: #ff4d4f;
  --warn: #f5a524;
  --ok: #3ccf91;
  --danger: #ff6b6b;
  --radius: 10px;
  --font: ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #f4f5f7;
    --panel: #ffffff;
    --panel-2: #f0f2f5;
    --line: #dfe3e8;
    --text: #15181d;
    --muted: #5f6873;
    --accent: #2f6fe8;
    --live: #e5383b;
    --warn: #b7791f;
    --ok: #1f9d6b;
    --danger: #d64545;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 var(--font);
}

button,
input {
  font: inherit;
  color: inherit;
}

.muted {
  color: var(--muted);
}

[hidden] {
  display: none !important;
}

/* ---- top bar ---- */
.top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--live);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--live) 25%, transparent);
}

.spacer {
  flex: 1;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--panel-2);
  color: var(--muted);
  border: 1px solid var(--line);
}

.pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.pill[data-state='live'] {
  color: #fff;
  background: var(--live);
  border-color: var(--live);
}

.pill[data-state='live'] .pill-dot {
  animation: pulse 1.4s ease-in-out infinite;
}

.pill[data-state='reconnecting'] {
  color: var(--warn);
  border-color: color-mix(in srgb, var(--warn) 50%, transparent);
}

@keyframes pulse {
  50% {
    opacity: 0.35;
  }
}

.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel-2);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.btn:hover {
  border-color: color-mix(in srgb, var(--text) 30%, var(--line));
}

.btn.primary {
  background: var(--live);
  border-color: var(--live);
  color: #fff;
  font-weight: 600;
}

.btn.ghost {
  background: transparent;
}

.btn.danger {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 45%, var(--line));
  background: transparent;
}

.btn:disabled {
  opacity: 0.5;
  cursor: default;
}

/* ---- layout ---- */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 16px;
  padding: 16px;
  max-width: 1500px;
  margin: 0 auto;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

.player {
  position: relative;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.player video {
  width: 100%;
  height: 100%;
  display: block;
  background: #000;
}

.overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.72);
  pointer-events: none;
}

.overlay-box {
  text-align: center;
  color: #fff;
  padding: 16px;
}

.overlay-title {
  font-size: 18px;
  font-weight: 600;
}

.overlay-text {
  color: #c7ccd3;
  margin-top: 4px;
}

.nowbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 2px 4px;
}

.now-title {
  font-size: 17px;
  font-weight: 600;
}

.now-sub {
  color: var(--muted);
}

.now-clock {
  text-align: right;
}

.label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.wallclock {
  font: 600 20px/1.2 var(--mono);
  font-variant-numeric: tabular-nums;
}

.tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 8px 0;
}

.jump {
  display: flex;
  align-items: center;
  gap: 8px;
}

.jump input {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 5px 8px;
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  min-width: 90px;
}

.stat b {
  display: block;
  font: 600 14px/1.3 var(--mono);
  font-variant-numeric: tabular-nums;
}

.stat.bad b {
  color: var(--warn);
}

/* ---- broadcast list ---- */
.side {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  align-self: start;
  max-height: calc(100vh - 90px);
  overflow: auto;
  position: sticky;
  top: 70px;
}

@media (max-width: 960px) {
  .side {
    position: static;
    max-height: none;
  }
}

.side-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.side h2 {
  font-size: 15px;
  margin: 0;
}

.day-head {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 14px 4px 6px;
}

.item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

.item:hover {
  background: var(--panel-2);
}

.item.active {
  background: var(--panel-2);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
}

.item-main {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.item-sub {
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--live);
  color: #fff;
}

.badge.wait {
  background: var(--warn);
}

.gap {
  color: var(--warn);
}

.admin {
  border-top: 1px solid var(--line);
  margin-top: 16px;
  padding-top: 12px;
}

.admin h3 {
  font-size: 13px;
  margin: 0 0 4px;
}

.admin p {
  margin: 0 0 10px;
  font-size: 13px;
}

.rebuild-status {
  margin-top: 8px;
  font-size: 13px;
  white-space: pre-line;
}

/* ---- dialog ---- */
.dialog {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  max-width: 480px;
  width: calc(100vw - 32px);
  padding: 20px;
}

.dialog::backdrop {
  background: rgba(0, 0, 0, 0.55);
}

.dialog h3 {
  margin: 0 0 8px;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

/* ---- login ---- */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}

.login {
  width: 100%;
  max-width: 340px;
  display: grid;
  gap: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px;
}

.login .brand {
  margin-bottom: 8px;
}

.login input {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
}

.login .btn {
  justify-content: center;
  padding: 8px;
}

.login-error {
  color: var(--danger);
  margin: 0;
}