@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,600;12..96,800&display=swap');

/* ── BeatMix · Design System v3 "Noche" ──
   Oscuro por defecto (se usa de noche, dentro del bar): fondo casi negro
   con tinte vino, un solo acento coral y ámbar reservado para la
   prioridad. Superficies planas, sin degradados en botones ni textos.
   El claro existe solo si el usuario lo elige con el botón de tema. */

:root {
  color-scheme: dark;

  --accent: #ff4d6d;
  --accent-2: #ff4d6d;
  --accent-ink: #1a0610;
  --accent-soft: rgba(255, 77, 109, 0.16);
  --prio: #ffb347;
  --prio-ink: #3a2200;

  --bg: #0f0b12;
  --bg-gradient: radial-gradient(120% 50% at 50% -10%, #2a1020 0%, #0f0b12 70%);
  --surface: #1d1620;
  --surface-solid: #1d1620;
  --surface-hover: #271e2b;
  --card: #17121a;
  --border: rgba(255, 220, 235, 0.08);
  --border-strong: rgba(255, 220, 235, 0.16);
  --text: #f4eef2;
  --text-2: #b8a8b3;
  --text-3: #7d6d78;
  --np-bg: #2a1020;
  --np-sub: #ff8fa8;
  --green: #3ddc84;
  --blue: #6ea8ff;
  --orange: #ffb347;
  --purple: #c89bff;
  --red: #ff5a5f;
  --success-bg: rgba(61, 220, 132, 0.12);
  --error-bg: rgba(255, 90, 95, 0.14);
  --info-bg: rgba(255, 77, 109, 0.14);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
  --glass-blur: none;
  --radius-s: 10px;
  --radius-m: 14px;
  --radius-l: 20px;

  /* Motion: springs vía Motion lib; fallback CSS espejado reversible */
  --spring-default: cubic-bezier(0.32, 0.72, 0.35, 1);
  --spring-snappy: cubic-bezier(0.3, 1.2, 0.4, 1);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --dur-instant: 100ms;
  --dur-fast: 200ms;
  --dur-med: 350ms;

  font: 100%/1.5 'Bricolage Grotesque', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
}

/* Claro, solo cuando el usuario lo elige con el botón (theme.js). */
:root[data-theme="light"] {
  color-scheme: light;
  --accent: #e0304f;
  --accent-2: #e0304f;
  --accent-ink: #ffffff;
  --accent-soft: rgba(224, 48, 79, 0.1);
  --prio: #b45309;
  --prio-ink: #ffffff;
  --bg: #faf5f6;
  --bg-gradient: radial-gradient(120% 50% at 50% -10%, #ffe1e8 0%, #faf5f6 70%);
  --surface: #ffffff;
  --surface-solid: #ffffff;
  --surface-hover: #f5ecef;
  --card: #ffffff;
  --border: rgba(60, 10, 30, 0.08);
  --border-strong: rgba(60, 10, 30, 0.15);
  --text: #1f1419;
  --text-2: #6b5a63;
  --text-3: #a1909a;
  --np-bg: #ffe4ea;
  --np-sub: #c42a4a;
  --green: #1a8a4a;
  --blue: #2563eb;
  --orange: #b45309;
  --purple: #7c3aed;
  --red: #d11a2a;
  --success-bg: rgba(26, 138, 74, 0.1);
  --error-bg: rgba(209, 26, 42, 0.08);
  --info-bg: rgba(224, 48, 79, 0.08);
  --shadow-sm: 0 1px 3px rgba(40, 0, 15, 0.06);
  --shadow-md: 0 6px 20px rgba(40, 0, 15, 0.08);
  --shadow-lg: 0 16px 48px rgba(40, 0, 15, 0.14);
}

/* Superficies del navegador con la paleta (selección, cursor, foco). */
::selection { background: var(--accent); color: var(--accent-ink); }
input, textarea { caret-color: var(--accent); }
.ico { width: 1em; height: 1em; flex: none; vertical-align: -0.125em; }
/* Marca: minúsculas, peso fuerte, sin degradado. */
.wordmark { font-weight: 800; font-size: 1.6rem; letter-spacing: -0.04em; line-height: 1; margin: 0; }

* { box-sizing: border-box; margin: 0; padding: 0; }

/* Campos de formulario base: todos con el mismo relleno, borde y letra
   (antes algunos quedaban con el estilo del navegador, texto pegado al
   borde). Las reglas más específicas de abajo los ajustan por contexto. */
input[type="text"], input[type="password"], input[type="number"], input[type="email"],
input[type="url"], input[type="search"], input[type="tel"], select, textarea {
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background: var(--surface-solid);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-s);
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input::placeholder, textarea::placeholder { color: var(--text-3); }
/* Móvil: sin destello gris al tocar, sin agrandar texto al girar el cel. */
html { scroll-behavior: smooth; -webkit-tap-highlight-color: transparent; -webkit-text-size-adjust: 100%; }
/* Toque inmediato (sin espera de doble tap) y sin seleccionar el texto
   del botón al mantener presionado. El texto normal sí se puede copiar. */
button, a, [role="button"] { touch-action: manipulation; }
button { user-select: none; -webkit-user-select: none; }
body {
  background: var(--bg);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  min-height: 100svh; /* 100vh en el cel. es más alto que la pantalla visible */
  line-height: 1.5;
  font-synthesis-weight: auto;
}

/* ── Tipografía óptica (§15): tracking específico por tamaño ── */
.display, header h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.022em;
  font-weight: 700;
  text-wrap: balance;
}
h2, .card h2, .card h3 {
  line-height: 1.2;
  letter-spacing: -0.01em;
}
/* Títulos de tarjeta: un título real (no etiqueta en mayúsculas). */
.card h3, .section-label {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text);
  margin-bottom: 1.1rem;
}
p, .song-info p, .queue-info p { line-height: 1.5; letter-spacing: 0; }
small, .fingerprint, .stat-label, .status-badge {
  letter-spacing: 0.02em;
}
.fingerprint { font-size: 0.75rem; color: var(--text-3); text-align: center; margin-top: 1.5rem; }
.legal-links { font-size: 0.75rem; color: var(--text-3); text-align: center; margin-top: 0.5rem; }
.legal-links a { color: var(--text-2); }
/* Casilla de autorización (QR y términos del admin), centrada en el diálogo */
.consent-row { display: flex; align-items: center; gap: 0.75rem; max-width: 24rem; margin: 1rem auto 0.5rem; padding: 0.75rem 0.9rem; border: 1px solid var(--border); border-radius: var(--radius-m); background: var(--surface-solid); font-size: 0.875rem; color: var(--text-2); text-align: left; line-height: 1.45; cursor: pointer; transition: border-color var(--dur-fast) ease; }
.consent-row:has(input:checked) { border-color: var(--accent); }
/* Más específico que `.dialog-content input` (estilo de cajas de texto) */
.consent-row input[type="checkbox"] { flex: none; width: 1.375rem; height: 1.375rem; min-width: 0; margin: 0; padding: 0; border: none; border-radius: 4px; background: none; box-shadow: none; accent-color: var(--accent); cursor: pointer; }
.consent-row a { color: var(--accent); }

.container { max-width: 75rem; margin: 0 auto; padding: 1.75rem 1.5rem; }
.client-wrap { max-width: 45rem; margin: 0 auto; padding: 1.5rem; }

/* ── Header / toolbar como material flotante (§12) ── */
header.app-header {
  position: sticky;
  top: 0.75rem;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-sm);
}
header.hero-center { display: block; text-align: center; }
header.hero-center p, .venue-sub { color: var(--text-2); font-size: 1.05rem; }
.venue-tag {
  font-size: 0.95rem;
  color: var(--text-2);
  background: var(--accent-soft);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  backdrop-filter: blur(6px);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Edge-fade donde el chrome flotante se solapa con contenido (§12) */
.edge-fade-b {
  -webkit-mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 85%, transparent 100%);
}

/* ── Cards / superficies ── */
.card, .panel-card {
  background: var(--card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: clamp(1.25rem, 2.2vw, 1.75rem);
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}
/* Un buscador dentro de una tarjeta no lleva su propio recuadro
   (tarjeta dentro de tarjeta = texto apretado contra dos bordes). */
.card .search-box { background: none; border: none; box-shadow: none; padding: 0; margin-bottom: 1rem; }
.card h2 { font-size: 1.25rem; margin-bottom: 0.75rem; }
.card p { color: var(--text-2); margin-bottom: 1rem; }

/* ── Botones: respuesta en pointer-down (§1, §10) ── */
.btn, button.action, .search-box button, .video-btn, .btn-save, .btn-new {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  border: none;
  border-radius: var(--radius-m);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
  background: var(--surface-hover);
  border: 1px solid var(--border);
  transition: transform var(--dur-instant) ease-out, filter var(--dur-fast) var(--spring-default), box-shadow var(--dur-fast) var(--spring-default), background var(--dur-fast) ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.btn:active, .search-box button:active, .video-btn:active {
  transform: scale(0.97);
  transition: transform var(--dur-instant) ease-out;
}
/* :hover solo con mouse: en el cel. el primer toque lo deja "pegado". */
@media (hover: hover) and (pointer: fine) {
  .btn:hover { filter: brightness(1.06); }
  .btn-primary:hover, .search-box button:hover:not(:disabled), .video-btn:hover { filter: brightness(1.08); }
  .song-card:hover, .queue-item-admin:hover { border-color: var(--border-strong); }
  .actions button:hover { filter: brightness(1.1); }
  .contact-icon-btn:hover { transform: translateY(-2px); filter: brightness(1.1); }
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
/* Un solo color de acción: coral para lo principal, neutro para lo
   secundario, ámbar solo para prioridad y rojo suave para borrar. */
.btn-primary, .search-box button, .video-btn,
.btn-ok, .btn-add-queue, .btn-playlist, .btn-save, .btn-new, .btn-confirm, .btn-approve-first {
  background: var(--accent); color: var(--accent-ink); border: none; font-weight: 700;
}
.btn-blue, .btn-play, .btn-view, .btn-add-playlist, .btn-move, .btn-approve-last, .btn-skip {
  background: var(--surface-hover); color: var(--text); border: 1px solid var(--border-strong);
}
.btn-warning { background: var(--prio); color: var(--prio-ink); border: none; }
.btn-danger, .btn-remove, .btn-delete { background: var(--error-bg); color: var(--red); border: 1px solid transparent; }
.btn-cancel { background: var(--surface-hover); color: var(--text); }
.btn-add { padding: 0.5rem 1rem; font-size: 0.85rem; }

/* ── Búsqueda: barra glass (§12) ── */
.search-box, .search-section {
  position: sticky;
  top: 5.25rem;
  z-index: 15;
  display: flex;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
  padding: 0.6rem;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-sm);
}
.search-box input, .search-section input, .login-form input, .dialog-content input {
  flex: 1;
  min-width: 0;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--border-strong);
  background: var(--surface-solid);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}
.search-box input:focus, .search-section input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ── Listas de canciones / cola ── */
.results, .results-grid { display: flex; flex-direction: column; gap: 0.75rem; }
.song-card, .queue-item, .queue-item-admin, .playlist-item, .playlist-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.85rem;
  border-radius: var(--radius-m);
  background: var(--card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  transition: transform var(--dur-med) var(--spring-default), border-color var(--dur-fast) ease, background var(--dur-fast) ease;
  will-change: transform, opacity;
}
.song-card img, .queue-item img, .queue-item-admin img { width: 6rem; height: 4.5rem; border-radius: 10px; object-fit: cover; flex-shrink: 0; background: var(--border); }
.queue-item img, .queue-item-admin img { width: 4.5rem; height: 3.375rem; border-radius: 8px; }
.song-info, .queue-info, .info { flex: 1; min-width: 0; }
.song-info h3, .queue-info h4, .info h4 {
  font-size: 0.95rem;
  line-height: 1.35;
  letter-spacing: -0.005em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.song-info p, .queue-info p, .info p { font-size: 0.82rem; color: var(--text-2); }
.song-card .add-btn { flex-shrink: 0; }
.queue-section { margin-top: 2.25rem; }
.queue-section h2 { font-size: 1.3rem; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.6rem; }
.queue-item.playing, .queue-item-admin.playing {
  border-color: transparent;
  background: var(--np-bg);
}
.queue-item .pos, .queue-item-admin .pos {
  width: 2.1rem; height: 2.1rem; border-radius: 50%;
  background: var(--border); color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700; flex-shrink: 0;
}
.queue-item.playing .pos, .queue-item-admin.playing .pos { background: var(--accent); color: var(--accent-ink); }
.queue-list { list-style: none; }
.queue-list li { margin-bottom: 0.5rem; }
.actions { display: flex; gap: 0.5rem; flex-shrink: 0; }
.actions button { padding: 0.5rem 0.9rem; border-radius: 8px; font-size: 0.85rem; cursor: pointer; font-weight: 600; transition: transform var(--dur-instant) ease-out, filter var(--dur-fast) ease; }
.actions button:active { transform: scale(0.95); }
.now-playing-hero {
  background: var(--np-bg);
  color: var(--text); border-radius: var(--radius-l);
  padding: 1.25rem; margin-bottom: 1rem; text-align: center;
}
.now-playing-hero h3 { font-size: 0.85rem; color: var(--np-sub); margin-bottom: 0.25rem; }
.now-playing-hero .song-title { font-size: 1.3rem; font-weight: 800; letter-spacing: -0.02em; }
.status-badge { padding: 0.375rem 0.875rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600; flex-shrink: 0; }
.status-playing { background: var(--accent); color: var(--accent-ink); }
.status-pending { background: var(--surface-hover); color: var(--text-2); }
.priority-badge { display: inline-flex; align-items: center; gap: 0.25rem; margin-left: 0.4rem; padding: 0.1rem 0.5rem; border-radius: 999px; font-size: 0.7rem; font-weight: 700; background: var(--prio); color: var(--prio-ink); vertical-align: middle; white-space: nowrap; letter-spacing: 0.01em; }
.status-priority-requested { background: var(--prio); color: var(--prio-ink); }
.status-priority-confirmed { background: var(--success-bg); color: var(--green); }
.btn-priority { background: var(--accent); color: var(--accent-ink); border: none; padding: 0.4rem 0.75rem; font-size: 0.8rem; border-radius: var(--radius-s); flex-shrink: 0; }
.priority-key { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.02em; background: var(--surface-hover); border-radius: var(--radius-s); padding: 0.6rem 0.9rem; text-align: center; margin: 0.5rem 0; word-break: break-all; }
.priority-request-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; margin-top: 0.35rem; }
.venue-welcome { font-size: 0.9rem; color: var(--text-2); margin-top: 0.35rem; }
.content-editor { width: 100%; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.85rem; line-height: 1.5; padding: 0.75rem; border-radius: var(--radius-s); border: 1px solid var(--border-strong); background: var(--surface-solid); color: var(--text); resize: vertical; }
.empty, .empty-msg { text-align: center; color: var(--text-2); padding: 3rem 1.5rem; font-size: 1rem; }
.empty .btn { margin-top: 1rem; }

/* ── Íconos de contacto (WhatsApp / Instagram) ── */
.contact-icons { display: flex; gap: 0.75rem; justify-content: center; align-items: center; }
.contact-icon-btn { display: inline-flex; align-items: center; justify-content: center; width: 2.15rem; height: 2.15rem; border-radius: 50%; flex-shrink: 0; transition: transform var(--dur-fast) var(--spring-default), filter var(--dur-fast) ease; }
.contact-icon-btn:active { transform: scale(0.94); }
.contact-icon-btn svg { width: 1.2rem; height: 1.2rem; display: block; }
.contact-icon-whatsapp { background: #25D366; }
.contact-icon-instagram { background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af, #515bd4); }

/* ── Mensajes causales (§13, §16: 4 tipos de feedback) ── */
.msg { padding: 0.875rem 1.1rem; border-radius: 12px; margin-bottom: 1rem; font-size: 0.95rem; border: 1px solid var(--border); will-change: transform, opacity; }
.msg.error { background: var(--error-bg); color: var(--red); }
.msg.success { background: var(--success-bg); color: var(--green); }
.msg.info { background: var(--info-bg); color: var(--text); }
.error-msg { color: var(--red); font-size: 0.9rem; min-height: 1.25rem; margin-bottom: 0.5rem; }

/* ── Puerta de nombre (no descartable) ── */
.sheet-handle { width: 2.5rem; height: 0.3rem; border-radius: 999px; background: var(--border-strong); margin: 0 auto 1rem; }
#name-gate .dialog-content { text-align: center; }
#name-gate input[type="text"] { width: 100%; margin: 1rem 0 0.5rem; text-align: center; font-size: 1.1rem; }
#name-gate .dialog-actions { justify-content: stretch; }
#name-gate .dialog-actions button { width: 100%; }

/* ── Espera ── */
.tab-btn .badge {
  display: inline-block; min-width: 1.4rem; padding: 0.1rem 0.4rem; margin-left: 0.4rem;
  border-radius: 999px; background: var(--surface-hover);
  font-size: 0.75rem; font-weight: 700;
}
.tab-btn.active .badge { background: rgba(0, 0, 0, 0.18); }
.tab-btn .badge.zero { opacity: 0.4; }
.waiting-sub { color: var(--text-2); font-size: 0.9rem; line-height: 1.55; margin-bottom: 1rem; max-width: 70ch; }
/* compat con clases antiguas */
.error:not(input), .success:not(input), .info-msg { padding: 0.875rem 1.1rem; border-radius: 12px; margin-bottom: 1rem; font-size: 0.95rem; border: 1px solid var(--border); }
.error:not(input) { background: var(--error-bg); color: var(--red); }
.success:not(input) { background: var(--success-bg); color: var(--green); }
.info-msg { background: var(--info-bg); color: var(--text); }
.demo-badge { background: var(--accent); color: var(--accent-ink); padding: 0.15rem 0.6rem; border-radius: 6px; font-size: 0.72rem; margin-left: 0.6rem; letter-spacing: 0.04em; }
.loading { text-align: center; color: var(--text-2); padding: 1.5rem; }
.skeleton { border-radius: var(--radius-m); background: linear-gradient(100deg, var(--border) 30%, var(--surface-hover) 50%, var(--border) 70%); background-size: 200% 100%; animation: shimmer 1.2s infinite linear; min-height: 5.2rem; }
@keyframes shimmer { to { background-position: -200% 0; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* ── Admin ── */
.login-form { max-width: 27.5rem; margin: 6rem auto; padding: 2.5rem; background: var(--card); backdrop-filter: var(--glass-blur); border-radius: var(--radius-l); border: 1px solid var(--border); box-shadow: var(--shadow-lg); text-align: center; display: flex; flex-direction: column; gap: 0.75rem; }
.login-form h2 { margin-bottom: 0.5rem; }
.hidden { display: none !important; }
.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.full-width { grid-column: 1 / -1; }
.top-row { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1.25rem; }
.qr-card { text-align: center; }
.qr-card img { width: 12.5rem; height: 12.5rem; margin: 0.25rem auto 1rem; display: block; border-radius: 14px; border: 3px solid var(--border-strong); background: #fff; }
.qr-card #qr-status { margin: 0 auto 1.1rem; max-width: 22rem; line-height: 1.45; }
.qr-actions { display: grid; gap: 0.6rem; max-width: 16rem; margin: 0 auto; }
.qr-actions .btn { width: 100%; }
.qr-card .qr-link { display: block; color: var(--accent); text-decoration: none; font-size: 0.85rem; margin-bottom: 1rem; word-break: break-all; }
.stat-row { display: flex; gap: 0.75rem; }
.stat-row.col { flex-direction: column; }
.stat-box { flex: 1; background: var(--surface-solid); padding: 1rem 1.25rem; border-radius: var(--radius-m); border: 1px solid var(--border);
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.stat-box .number { order: 2; font-size: 1.9rem; font-weight: 800; color: var(--text); letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.stat-box .label { order: 1; font-size: 0.95rem; color: var(--text-2); }
/* En fila horizontal (analítica): etiqueta arriba, número abajo. */
.stat-row:not(.col) { flex-wrap: wrap; }
.stat-row:not(.col) .stat-box { flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: 0.5rem; min-width: 9rem; }
.config-row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.95rem 0; border-bottom: 1px solid var(--border); }
.config-row:last-child { border-bottom: none; }
.config-row label { color: var(--text-2); font-size: 0.95rem; }
.config-row input[type="number"] { background: var(--surface-solid); border: 1px solid var(--border-strong); color: var(--text); padding: 0.5rem 0.875rem; border-radius: 8px; width: 5.6rem; text-align: center; font-size: 0.95rem; }
.config-row input[type="checkbox"] { width: 1.375rem; height: 1.375rem; accent-color: var(--accent); }

/* Tabs como segmented control iOS (§16 familiaridad) */
.tabs {
  position: sticky; top: 0; z-index: 5;
  display: flex; gap: 0.25rem; margin-bottom: 1.4rem;
  background: var(--surface); backdrop-filter: var(--glass-blur);
  border-radius: 12px; padding: 0.25rem; border: 1px solid var(--border);
}
.tab-btn { flex: 1; padding: 0.75rem; border-radius: 10px; border: none; background: transparent; color: var(--text-2); cursor: pointer; font-size: 0.95rem; font-weight: 600; transition: all var(--dur-fast) var(--spring-default); }
.tab-btn.active { background: var(--accent); color: var(--accent-ink); }
.tab-content { display: none; }
.tab-content.active { display: block; }
.scroll-area { max-height: 60vh; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; }
.scroll-area::-webkit-scrollbar { width: 8px; }
.scroll-area::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }

/* ── Sheets / dialogs: materializan (§12), entrada simétrica (§7) ── */
.dialog-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex; align-items: flex-end; justify-content: center;
  padding: 1rem;
  opacity: 1;
}
@media (min-width: 640px) { .dialog-overlay { align-items: center; } }
.dialog-content {
  background: var(--surface-solid);
  padding: 2rem; border-radius: 20px;
  border: 1px solid var(--border-strong);
  width: 100%; max-width: 24rem; max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-lg);
  will-change: transform, opacity;
  transform-origin: 50% 100%;
}
@media (min-width: 640px) { .dialog-content { transform-origin: 50% 50%; } }
.dialog-content h3 { margin-bottom: 1.25rem; color: var(--text); font-size: 1.3rem; font-weight: 800; letter-spacing: -0.02em; }
.dialog-actions { display: flex; gap: 0.625rem; justify-content: flex-end; margin-top: 1rem; }
.dialog-actions button { padding: 0.75rem 1.5rem; border-radius: 10px; border: none; font-size: 0.95rem; cursor: pointer; font-weight: 600; }
/* compat modal antiguo */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.4); backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center; z-index: 1000; padding: 1rem; }
.modal-content { background: var(--surface-solid); border: 1px solid var(--border-strong); border-radius: 20px; padding: 1.875rem; max-width: 25rem; width: 100%; text-align: center; position: relative; box-shadow: var(--shadow-lg); }

footer { text-align: center; padding: 1.875rem 1.25rem; color: var(--text-2); font-size: 0.85rem; border-top: 1px solid var(--border); margin-top: 2.5rem; }
.hint { font-size: 0.85rem; color: var(--text-2); margin-top: 0.5rem; }

/* ── Player ── */
.player-stage { position: fixed; inset: 0; background: #000; }
/* Cajas sobre el video: fondo vino semiopaco SIN blur. El desenfoque
   sobre un video en movimiento hace trabajar mucho a la GPU y en TVs o
   PCs modestos causa lag; el fondo sólido se lee igual de bien. */
.player-glass {
  background: rgba(15, 11, 18, 0.78);
  border: 1px solid rgba(255, 220, 235, 0.12);
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
  color: #f4eef2;
}
.player-glass h2 { font-weight: 800; letter-spacing: -0.02em; }
.player-glass p { color: #b8a8b3; font-weight: 500; }

/* ── Responsive (§16 flexibilidad) ── */
@media (max-width: 56.25rem) {
  .top-row, .panel-grid { grid-template-columns: 1fr; }
  header.app-header { flex-wrap: wrap; }
  .search-box { top: 0.5rem; flex-wrap: wrap; }
  .search-box button { width: 100%; }
}
@media (max-width: 37.5rem) {
  .container, .client-wrap { padding: 1rem; }
  /* En el cel. el encabezado no se queda fijo (ocupaba media pantalla) y
     el nombre del local baja a su propia línea. */
  header.app-header { position: static; padding: 0.9rem 1rem; }
  header.app-header .venue-tag { order: 3; flex-basis: 100%; text-align: center; }
  .tabs { overflow-x: auto; scrollbar-width: none; }
  /* Las tarjetas del panel pueden ser más angostas que su contenido: así las
     pestañas se desplazan dentro de su fila en vez de ensanchar toda la página. */
  #admin-panel > *, #super-panel > *, .top-row > * { min-width: 0; }
  .tab-btn { white-space: nowrap; padding: 0.7rem 0.75rem; font-size: 0.9rem; }
  .song-card, .queue-item-admin { flex-wrap: wrap; }
  .song-card .add-btn, .song-card .actions, .queue-item-admin .actions { width: 100%; justify-content: flex-end; }
}

/* ── Toggle de tema claro/oscuro: botón flotante, fijo en las 4 páginas
   (§theme.js). Abajo-izquierda porque es la única esquina libre en las
   4 pantallas (header centrado en cliente, botones a la derecha en
   admin, overlays arriba/abajo-derecha en el reproductor). ── */
.theme-toggle {
  position: fixed;
  bottom: max(1rem, env(safe-area-inset-bottom));
  left: max(1rem, env(safe-area-inset-left));
  z-index: 900;
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  color: var(--text);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-fast) var(--spring-default), filter var(--dur-fast) ease;
}
@media (hover: hover) and (pointer: fine) { .theme-toggle:hover { filter: brightness(1.08); } }
.theme-toggle:active { transform: scale(0.92); }
.theme-toggle svg { width: 1.2rem; height: 1.2rem; display: block; }

/* ── Reduced motion / transparency / contrast (§14) ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .skeleton { animation: none; }
  .song-card, .queue-item, .queue-item-admin, .dialog-content { transform: none !important; }
}
@media (prefers-reduced-transparency: reduce) {
  :root { --surface: var(--surface-solid); --card: var(--surface-solid); }
  .card, .panel-card, .song-card, header.app-header, .search-box, .tabs, .dialog-overlay { backdrop-filter: none; -webkit-backdrop-filter: none; }
  .dialog-overlay { background: rgba(0, 0, 0, 0.7); }
}
@media (prefers-contrast: more) {
  :root { --border: currentColor; --border-strong: currentColor; }
  .card, .song-card, .search-box input, .dialog-content { border-width: 2px; }
}

/* ── Foco visible para navegación por teclado ── */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible,
select:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}