:root {
  --bg: #f8f9fb;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #4b5563;
  --accent: #ff2d2d;
  --accent-strong: #d81414;
  --border: #e5e7eb;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at 18% 15%, #fde7e7, #f8f9fb 45%), #f8f9fb;
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
  padding: 24px 0 48px;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  color: var(--accent-strong);
}

nav a { margin-left: 16px; color: var(--muted); }
nav a:hover { color: var(--accent-strong); }

.mobile-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 16px;
}

@media (max-width: 720px) {
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 10px;
    background: rgba(255,255,255,0.95);
    position: absolute;
    right: 0;
    top: 56px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    z-index: 20;
  }
  .nav-links.open {
    display: flex;
  }
  .mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.card-header { display: flex; align-items: center; justify-content: space-between; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.video-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 900px) {
  .video-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .container {
    width: 100vw;
    padding: 0 0 32px 0;
  }
  .card {
    border-radius: 0;
    border: none;
    box-shadow: none;
    padding: 12px;
  }
  .video-layout {
    gap: 12px;
  }
  .player-frame {
    border-radius: 0;
  }
  .player-shield {
    border-radius: 0;
  }
  .queue {
    max-height: none;
    border-radius: 0;
    border: none;
    padding: 8px 12px 16px 12px;
    gap: 8px;
  }
  .queue-item {
    grid-template-columns: 110px 1fr;
    gap: 8px;
    padding: 6px;
    border-radius: 8px;
  }
  .queue-item img {
    border-radius: 6px;
  }
  .volume-control {
    right: 8px;
    left: 8px;
    justify-content: space-between;
    gap: 10px;
  }
  .volume-control input[type="range"] {
    width: 100%;
    max-width: 160px;
  }
  .player-progress {
    left: 8px;
    right: 8px;
  }
  h2 {
    margin-top: 8px;
    margin-bottom: 4px;
  }
}

.player iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 12px 0;
  background: #000;
  pointer-events: none; /* block clicks through to YouTube UI */
}

.queue {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 70vh;
  overflow-y: auto;
}

.queue-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px;
  align-items: center;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: inherit;
}

.queue-item:hover { border-color: var(--accent); }

.queue-item img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.queue-title {
  margin: 0 0 4px 0;
  color: var(--text);
  font-weight: 600;
}

form label { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; color: var(--muted); }
input[type="text"], input[type="url"], input[type="password"] {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
}

.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover { filter: brightness(1.05); }
.btn.danger {
  border-color: #f87171;
  background: linear-gradient(135deg, #f87171, #ef4444);
  color: #fff;
}
.btn.danger:hover { filter: brightness(1.08); }

.flash-list { margin-bottom: 16px; }
.flash { padding: 10px 12px; border-radius: 8px; background: #1f2937; border: 1px solid var(--border); }
.flash { background: #fff; }
.flash.success { border-color: #22c55e; color: #166534; }
.flash.info { border-color: var(--accent); color: var(--accent-strong); }
.flash.error { border-color: #f87171; color: #991b1b; }

.meta { color: var(--muted); font-size: 0.9rem; }
.hint { color: var(--muted); }

.thumb img { width: 100%; border-radius: 10px; border: 1px solid var(--border); }

iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-top: 12px;
  background: #fff;
}

.player-controls {
  display: flex;
  gap: 8px;
  margin: 8px 0 16px 0;
}

.player-frame {
  position: relative;
  background-color: #000;
}

.player-embed {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  display: block;
}

.player-frame.paused .player-embed {
  opacity: 0;
}

.player-shield {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 120ms ease;
  border-radius: 10px;
}

.player-shield.visible {
  opacity: 1;
  pointer-events: auto;
}

.player-progress {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 12px;
  border-radius: 14px;
  bottom: 10px;
  background: rgba(255,255,255,0.25);
  overflow: hidden;
  pointer-events: auto;
  z-index: 2;
  opacity: 1;
}
.player-progress input[type="range"] { inset: -14px 0 -14px 0; }
.player-progress input[type="range"]::-webkit-slider-thumb,
.player-progress input[type="range"]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  margin-top: -7px;
  box-shadow: 0 0 0 6px rgba(255,255,255,0.35);
}


.progress-loaded {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: rgba(255,255,255,0.5);
}

.progress-played {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.player-progress input[type="range"] {
  position: absolute;
  inset: -8px 0 -8px 0;
  width: 100%;
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}
.player-progress input[type="range"]::-webkit-slider-runnable-track {
  height: 6px;
  background: transparent;
}
.player-progress input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--accent-strong);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.35);
  margin-top: -4px;
}
.player-progress input[type="range"]::-moz-range-track {
  height: 6px;
  background: transparent;
}
.player-progress input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--accent-strong);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.35);
}

.player-frame.controls-visible .player-progress {
  opacity: 1;
  pointer-events: auto;
}

.volume-control {
  position: absolute;
  right: 12px;
  bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,0,0,0.45);
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.15);
  z-index: 3;
  opacity: 0;
  pointer-events: none;
  transition: opacity 120ms ease;
}

.volume-control .btn.ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.4);
  color: #fff;
}

.volume-control input[type=\"range\"] {
  width: 110px;
  accent-color: var(--accent);
}

.volume-control #fullscreen {
  min-width: 90px;
}
.volume-control input[type="range"]:disabled { opacity: 0.45; cursor: not-allowed; }
.volume-control.volume-locked { gap: 10px; }
.volume-control.volume-locked::after {
  content: "Use device volume";
  color: #f3f4f6;
  font-size: 0.82rem;
  opacity: 0.9;
}

.player-frame.controls-visible .player-shield,
.player-frame.controls-visible .volume-control {
  opacity: 1;
  pointer-events: auto;
}

.player-frame.cursor-hidden {
  cursor: none;
}

.player-frame.cursor-hidden .player-shield,
.player-frame.cursor-hidden .volume-control {
  opacity: 0;
  pointer-events: none;
}

.player-frame.cursor-hidden .player-progress {
  opacity: 0.2;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); font-size: 0.8rem; margin: 0; }

.error { color: #f87171; margin-bottom: 8px; }

.auth-card {
  max-width: 420px;
  margin: 32px auto;
}