:root {
  --bg: #000;
  --fg: #f2f2f2;
  --muted: #a3a3a3;
  --panel: rgba(16, 16, 16, 0.72);
  --panel-border: rgba(255, 255, 255, 0.08);
  --accent: #e5e5e5;
  --live: #ef4444;
  --waiting: #a3a3a3;
  --warn: #f59e0b;
  --error: #f87171;
  --radius: 10px;
  --fade: 200ms ease;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overflow: hidden;
}

button { font: inherit; color: inherit; }

.player {
  position: fixed;
  inset: 0;
  background: var(--bg);
  user-select: none;
  -webkit-user-select: none;
}

.player:not(.show-ui) { cursor: none; }

video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg);
  display: block;
}

/* --- Overlay de estado ---------------------------------------------------- */

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  text-align: center;
  pointer-events: none;
  transition: opacity var(--fade);
}

.overlay.is-hidden { opacity: 0; }

.overlay-title { margin: 0; font-size: 18px; font-weight: 600; }
.overlay-detail { margin: 0; max-width: 520px; color: var(--muted); }
.overlay-detail:empty { display: none; }

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 900ms linear infinite;
}

.overlay[data-state="error"] .spinner,
.overlay[data-state="waiting"] .spinner { animation-duration: 2400ms; }
.overlay[data-state="error"] .spinner { display: none; }
.overlay[data-state="error"] .overlay-title { color: var(--error); }

@keyframes spin { to { transform: rotate(360deg); } }

/* --- Botón grande de sonido ----------------------------------------------- */

.unmute {
  position: absolute;
  left: 50%;
  bottom: 96px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  font-size: 17px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.92);
  color: #000;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.unmute[hidden] { display: none; }
.unmute svg { width: 22px; height: 22px; fill: currentColor; }
.unmute:hover { background: #fff; }

/* --- Barra de controles --------------------------------------------------- */

.controls {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 28px 16px max(14px, env(safe-area-inset-bottom));
  background: linear-gradient(to top, rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0));
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--fade);
}

.player.show-ui .controls { opacity: 1; pointer-events: auto; }

.spacer { flex: 1; }

.icon-btn {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}

.icon-btn svg { width: 22px; height: 22px; fill: currentColor; }
.icon-btn:hover, .icon-btn[aria-pressed="true"] { background: rgba(255, 255, 255, 0.12); }

#btn-mute .ico-on { display: none; }
#btn-mute .ico-off { display: block; }
#btn-mute[data-muted="false"] .ico-on { display: block; }
#btn-mute[data-muted="false"] .ico-off { display: none; }

.volume {
  width: 110px;
  accent-color: var(--accent);
  cursor: pointer;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  margin-right: 4px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warn);
}

.status[data-state="live"]::before { background: var(--live); }
.status[data-state="waiting"]::before { background: var(--waiting); }
.status[data-state="error"]::before { background: var(--error); }

.mode {
  display: inline-flex;
  padding: 3px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
}

.mode button {
  padding: 5px 12px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.mode button[aria-pressed="true"] { background: var(--accent); color: #000; }

/* --- Login ---------------------------------------------------------------- */

.player.logged-out .overlay,
.player.logged-out .controls,
.player.logged-out .unmute,
.player.logged-out .stats { display: none; }

.player.logged-out { cursor: auto; }

.login {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(360px, calc(100% - 32px));
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 24px 24px;
  background: #111;
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  user-select: auto;
  -webkit-user-select: auto;
}

.login[hidden] { display: none; }

.login-title { margin: 0 0 6px; font-size: 20px; font-weight: 700; text-align: center; }

.field { display: flex; flex-direction: column; gap: 6px; }
.field[hidden] { display: none; }
.field span { color: var(--muted); font-size: 13px; }

.field input {
  padding: 10px 12px;
  font: inherit;
  font-size: 15px;
  color: var(--fg);
  background: #1c1c1c;
  border: 1px solid #2e2e2e;
  border-radius: 8px;
  outline: none;
}

.field input:focus { border-color: var(--accent); }

.remember { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 13px; cursor: pointer; }
.remember input { accent-color: var(--accent); margin: 0; }

.login-error { margin: 0; color: var(--error); font-size: 13px; }
.login-error:empty { display: none; }

.login-submit {
  padding: 11px;
  font-size: 15px;
  font-weight: 600;
  color: #000;
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}

.login-submit:hover { background: #fff; }

/* --- Panel de stats ------------------------------------------------------- */

.stats {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 12px 14px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  pointer-events: none;
  backdrop-filter: blur(6px);
}

.stats[hidden] { display: none; }

.stats dl {
  display: grid;
  grid-template-columns: auto auto;
  gap: 2px 14px;
  margin: 0;
}

.stats dt { color: var(--muted); }
.stats dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }

/* --- Responsive (prioridad desktop) --------------------------------------- */

@media (max-width: 600px) {
  .controls { gap: 4px; padding-left: 10px; padding-right: 10px; }
  .volume { display: none; }
  .status { padding: 4px 8px; }
  .mode button { padding: 5px 9px; }
  .unmute { bottom: 84px; font-size: 16px; padding: 12px 20px; }
  .stats { top: 10px; left: 10px; right: 10px; }
}