/* NhacQuan — warm café design system. Light = quán sáng kem, dark = quán tối đèn vàng. */
:root {
  --bg: #FAF6F0;
  --veil: rgba(250, 246, 240, 0.78);
  --surface: rgba(255, 255, 255, 0.80);
  --surface-solid: #FFFFFF;
  --surface-2: rgba(238, 228, 213, 0.75);
  --border: rgba(200, 182, 158, 0.45);
  --text: #2B2118;
  --text-2: #6B5D4F;
  --accent: #A14E24;
  --accent-hover: #8A421E;
  --on-accent: #FFFFFF;
  --danger: #B3362B;
  --shadow: 0 1px 3px rgba(43, 33, 24, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 232px;
  --playerbar-h: 84px;
}
[data-theme="dark"] {
  --bg: #1A1512;
  --veil: rgba(26, 21, 18, 0.78);
  --surface: rgba(37, 30, 25, 0.80);
  --surface-solid: #251E19;
  --surface-2: rgba(58, 47, 39, 0.75);
  --border: rgba(90, 74, 61, 0.5);
  --text: #F2EAE2;
  --text-2: #B3A697;
  --accent: #E8956D;
  --accent-hover: #EFAA88;
  --on-accent: #2B1508;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* ---------- scene layer (per-genre bg image / gradient + particles + veil) ---------- */
.scene { position: fixed; inset: 0; z-index: 0; overflow: hidden; }
.scene__img {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 800ms ease-out;
  transform: scale(1.03);
}
.scene__img.loaded { opacity: 1; }
.scene__video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0; transition: opacity 800ms ease-out;
}
.scene__video.loaded { opacity: 1; }
.scene__fx { position: absolute; inset: 0; width: 100%; height: 100%; }
.scene__veil { position: absolute; inset: 0; background: var(--veil); }

* { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100%;
  overflow: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  touch-action: manipulation;
}
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
a { color: var(--accent); }
.ic { stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; vertical-align: -4px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---------- layout ---------- */
.shell { display: flex; height: 100%; position: relative; z-index: 1; }
.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: 16px 12px calc(var(--playerbar-h) + 16px);
  flex-shrink: 0;
  z-index: 40;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 8px 12px 20px; }
.brand__logo {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--accent); color: var(--on-accent);
  display: grid; place-items: center; flex-shrink: 0;
}
.brand__name { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; }
.brand__tag { font-size: 11px; color: var(--text-2); display: block; margin-top: -2px; }

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav__item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 12px; border-radius: var(--radius-sm);
  color: var(--text-2); font-weight: 500; font-size: 14.5px;
  min-height: 44px; text-decoration: none;
  transition: background 150ms ease-out, color 150ms ease-out;
}
.nav__item:hover { background: var(--surface-2); color: var(--text); }
.nav__item.active { background: var(--surface-2); color: var(--accent); font-weight: 600; }
.nav__spacer { flex: 1; }

.main {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  padding: 20px 28px calc(var(--playerbar-h) + 32px);
  scroll-behavior: smooth;
}
.topbar { display: none; }

/* ---------- hero / home ---------- */
.hero { padding: 28px 0 8px; max-width: 720px; }
.hero__greet { color: var(--accent); font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: 0.06em; }
.hero__title { font-size: 30px; line-height: 1.25; letter-spacing: -0.02em; margin: 8px 0 12px; }
.hero__sub { color: var(--text-2); font-size: 16px; max-width: 60ch; }
.hero__cta { margin: 24px 0 8px; }
.hero__hint { font-size: 13px; color: var(--text-2); }

.trust {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  margin: 24px 0 8px;
}
.trust__item {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  color: var(--accent);
}
.trust__item strong { display: block; color: var(--text); font-size: 14px; }
.trust__item span { color: var(--text-2); font-size: 12.5px; }

.install-hint { margin-top: 32px; font-size: 13px; color: var(--text-2); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; min-height: 44px;
  border-radius: 999px; font-weight: 600; font-size: 15px;
  transition: background 150ms ease-out, transform 150ms ease-out;
}
.btn:active { transform: scale(0.97); }
.btn--primary { background: var(--accent); color: var(--on-accent); }
.btn--primary:hover { background: var(--accent-hover); }
.btn--ghost { border: 1.5px solid var(--border); color: var(--text); }
.btn--ghost:hover { background: var(--surface-2); }
.btn--lg { padding: 14px 26px; font-size: 16px; }
.btn:disabled { opacity: 0.45; cursor: default; }

/* ---------- playlist cards ---------- */
.section-title { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; margin: 32px 0 14px; }
.page-title { font-size: 26px; letter-spacing: -0.02em; margin: 12px 0 6px; }
.page-sub { color: var(--text-2); margin-bottom: 20px; max-width: 65ch; }

.pl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.pl-card {
  display: flex; align-items: center; gap: 14px; text-align: left;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
  box-shadow: var(--shadow);
  transition: border-color 150ms ease-out, background 150ms ease-out;
  min-height: 44px;
}
.pl-card:hover { border-color: var(--accent); }
.pl-card:hover .pl-card__play { opacity: 1; transform: scale(1); }
.pl-card__icon {
  width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
  display: grid; place-items: center; color: #fff;
}
.pl-morning  .pl-card__icon, .pl-head.pl-morning  .pl-head__icon { background: #C98A2E; }
.pl-midday   .pl-card__icon, .pl-head.pl-midday   .pl-head__icon { background: #B4562F; }
.pl-afternoon .pl-card__icon, .pl-head.pl-afternoon .pl-head__icon { background: #8C5A3C; }
.pl-evening  .pl-card__icon, .pl-head.pl-evening  .pl-head__icon { background: #4E4A6E; }
.pl-focus    .pl-card__icon, .pl-head.pl-focus    .pl-head__icon { background: #3E6B58; }
.pl-jazz     .pl-card__icon, .pl-head.pl-jazz     .pl-head__icon { background: #7A3B52; }
.pl-acoustic .pl-card__icon, .pl-head.pl-acoustic .pl-head__icon { background: #5C7A3B; }
.pl-lofi     .pl-card__icon, .pl-head.pl-lofi     .pl-head__icon { background: #3B6B7A; }
.pl-card__body { flex: 1; min-width: 0; }
.pl-card__name { display: block; font-weight: 600; font-size: 15.5px; }
.pl-card__desc { display: block; color: var(--text-2); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pl-card__meta { display: block; color: var(--text-2); font-size: 12px; font-variant-numeric: tabular-nums; margin-top: 2px; }
.pl-card__play {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: var(--accent); color: var(--on-accent);
  display: grid; place-items: center;
  opacity: 0; transform: scale(0.9);
  transition: opacity 150ms ease-out, transform 150ms ease-out;
}
.pl-card--big { padding: 20px; }
@media (hover: none) { .pl-card__play { opacity: 1; transform: scale(1); } }

/* ---------- playlist detail ---------- */
.pl-head { display: flex; gap: 16px; align-items: center; margin: 12px 0 4px; }
.pl-head__icon { width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center; color: #fff; flex-shrink: 0; }
.pl-head__desc { color: var(--text-2); font-size: 14px; }
.pl-actions { display: flex; gap: 10px; margin: 16px 0 20px; flex-wrap: wrap; }

.track-list { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.track {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 10px; border-radius: var(--radius-sm);
  transition: background 150ms ease-out;
}
.track:hover { background: var(--surface-2); }
.track--current { background: var(--surface-2); }
.track--current .track__title { color: var(--accent); font-weight: 600; }
.track__play {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--border);
  transition: background 150ms ease-out, border-color 150ms ease-out;
}
.track__play:hover { border-color: var(--accent); color: var(--accent); }
.track__title { flex: 1; font-size: 14.5px; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track__artist { color: var(--text-2); font-size: 13px; flex-shrink: 0; }
.track__fav {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  display: grid; place-items: center; color: var(--text-2);
  transition: color 150ms ease-out;
}
.track__fav:hover { color: var(--danger); }
.track__fav.is-fav { color: var(--danger); }
.track__fav.is-fav .ic { fill: var(--danger); }

/* ---------- empty state ---------- */
.empty { text-align: center; padding: 56px 20px; max-width: 380px; margin: 0 auto; }
.empty__icon {
  width: 88px; height: 88px; margin: 0 auto 20px; border-radius: 50%;
  background: var(--surface-2); color: var(--text-2);
  display: grid; place-items: center;
}
.empty h2 { font-size: 18px; margin-bottom: 6px; }
.empty p { color: var(--text-2); font-size: 14px; margin-bottom: 20px; }

/* ---------- cards / forms ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 16px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.card--attr { display: flex; gap: 10px; align-items: center; color: var(--accent); font-size: 14px; }
.card--attr em { color: var(--text-2); font-style: italic; }

.field { margin-bottom: 16px; }
.field:last-child { margin-bottom: 0; }
.field label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 6px; }
.field input[type="text"], .field input[type="time"], .field textarea, .field select {
  width: 100%; padding: 11px 14px; font-size: 16px;
  background: var(--bg); color: var(--text);
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  min-height: 44px; font-family: inherit;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--accent);
}
.field--inline { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.field--inline label { margin: 0; flex: 1; }
.field--inline select, .field--inline .seg { width: auto; min-width: 170px; }
.field-row { display: flex; gap: 16px; }
.field-row .field { flex: 1; }
.field-error { color: var(--danger); font-size: 13px; margin-top: 6px; }
.req { color: var(--danger); }
.hint { color: var(--text-2); font-size: 13px; margin-top: 12px; }

.seg { display: inline-flex; background: var(--surface-2); border-radius: 999px; padding: 3px; gap: 2px; }
.seg__btn {
  padding: 8px 16px; min-height: 38px; border-radius: 999px;
  font-size: 13.5px; font-weight: 500; color: var(--text-2);
  display: inline-flex; align-items: center; gap: 6px;
  transition: background 150ms ease-out, color 150ms ease-out;
}
.seg__btn.active { background: var(--surface); color: var(--text); font-weight: 600; box-shadow: var(--shadow); }

.switch-row { display: flex; align-items: center; justify-content: space-between; min-height: 44px; cursor: pointer; }
.switch-row__label { font-weight: 600; font-size: 15px; }
.switch { appearance: none; width: 52px; height: 30px; border-radius: 999px; background: var(--border); position: relative; cursor: pointer; transition: background 200ms ease-out; flex-shrink: 0; }
.switch::after {
  content: ""; position: absolute; top: 3px; left: 3px;
  width: 24px; height: 24px; border-radius: 50%; background: #fff;
  transition: transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}
.switch:checked { background: var(--accent); }
.switch:checked::after { transform: translateX(22px); }

.sched-status { font-size: 13px; color: var(--text-2); margin: 4px 0 16px; }
.sched-status.on { color: var(--accent); font-weight: 600; }

/* ---------- ambience ---------- */
.amb-row { display: flex; align-items: center; gap: 14px; min-height: 48px; }
.amb-row__icon { color: var(--accent); flex-shrink: 0; }
.amb-row__label { flex: 0 0 110px; font-weight: 600; font-size: 14px; }
.amb-row input[type="range"] { flex: 1; accent-color: var(--accent); height: 32px; cursor: pointer; }

/* ---------- license table ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.lic-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 560px; }
.lic-table th, .lic-table td { text-align: left; padding: 10px 16px; border-bottom: 1px solid var(--border); }
.lic-table th { font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-2); }
.lic-table tr:last-child td { border-bottom: none; }

/* ---------- player bar ---------- */
.playerbar {
  position: fixed; left: 0; right: 0; bottom: 0; height: var(--playerbar-h);
  background: var(--surface);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px;
  padding: 0 20px calc(env(safe-area-inset-bottom, 0px));
  z-index: 100;
}
.pb-progress {
  position: absolute; top: -5px; left: 0; right: 0; height: 10px;
  cursor: pointer;
}
.pb-progress::before {
  content: ""; position: absolute; top: 4px; left: 0; right: 0; height: 3px;
  background: var(--border);
}
.pb-progress-fill {
  position: absolute; top: 4px; left: 0; height: 3px; width: 0;
  background: var(--accent);
}
.pb-info { flex: 1; min-width: 0; }
.pb-title { font-weight: 600; font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pb-sub { color: var(--text-2); font-size: 12.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pb-time { color: var(--text-2); font-size: 12px; font-variant-numeric: tabular-nums; flex-shrink: 0; }
.pb-controls { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.pb-btn {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; color: var(--text);
  transition: background 150ms ease-out;
}
.pb-btn:hover { background: var(--surface-2); }
.pb-btn:disabled { opacity: 0.4; }
.pb-btn--main { background: var(--accent); color: var(--on-accent); width: 52px; height: 52px; }
.pb-btn--main:hover { background: var(--accent-hover); }
.pb-btn.is-fav { color: var(--danger); }
.pb-btn.is-fav .ic { fill: var(--danger); }
.pb-vol-wrap { display: flex; align-items: center; gap: 8px; color: var(--text-2); }
.pb-vol-wrap input[type="range"] { width: 110px; accent-color: var(--accent); height: 32px; cursor: pointer; }

/* ---------- focus nook ---------- */
.focus-banner {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px; margin-top: 28px;
  box-shadow: var(--shadow);
}
.focus-banner__icon {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  background: #3E6B58; color: #fff; display: grid; place-items: center;
}
.focus-banner__body { flex: 1; min-width: 200px; }
.focus-banner__body strong { display: block; font-size: 15.5px; }
.focus-banner__body span { color: var(--text-2); font-size: 13.5px; }

.focus-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.stat {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px; text-align: center;
}
.stat__num { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.stat__unit { color: var(--text-2); font-size: 13px; margin-left: 3px; }
.stat__label { display: block; color: var(--text-2); font-size: 12.5px; margin-top: 2px; }

.chip-row { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 10px 18px; min-height: 44px; border-radius: 999px;
  border: 1.5px solid var(--border); font-weight: 600; font-size: 14px;
  color: var(--text-2);
  transition: border-color 150ms ease-out, color 150ms ease-out, background 150ms ease-out;
  font-variant-numeric: tabular-nums;
}
.chip:hover { border-color: var(--accent); color: var(--text); }
.chip.active { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

.focus-stage { text-align: center; padding: 24px 0 8px; }
.focus-ring-wrap { position: relative; display: inline-block; }
.focus-ring__bg { fill: none; stroke: var(--surface-2); stroke-width: 10; }
.focus-ring__fg {
  fill: none; stroke: var(--accent); stroke-width: 10; stroke-linecap: round;
  transition: stroke-dashoffset 1s linear;
}
.focus-ring__center {
  position: absolute; inset: 0; display: grid; place-content: center; gap: 2px;
}
.focus-ring__time { font-size: 44px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.focus-ring__label { color: var(--text-2); font-size: 13px; }
.focus-running-label {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  color: var(--accent); font-weight: 600; margin: 16px 0 20px;
}
.focus-hist { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.focus-hist li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
  margin-bottom: 6px; font-size: 14px; color: var(--text-2);
}
.focus-hist__date { flex: 1; color: var(--text); }
.focus-hist__min { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--text); }

@media (max-width: 860px) {
  .focus-stats { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .stat__num { font-size: 20px; }
}

/* ---------- liquid glass + zen (immersive focus) ---------- */
.glass {
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45), 0 8px 24px rgba(0, 0, 0, 0.12);
}
[data-theme="dark"] .glass {
  background: rgba(28, 22, 18, 0.38);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 8px 24px rgba(0, 0, 0, 0.35);
}
.zen-toggle {
  position: fixed; top: 16px; right: 16px; z-index: 60;
  width: 48px; height: 48px; border-radius: 50%;
  display: grid; place-items: center; color: var(--text);
  transition: transform 150ms ease-out, opacity 200ms ease-out;
}
.zen-toggle:active { transform: scale(0.94); }

.scene__veil { transition: opacity 500ms ease-out; }
body.zen .scene__veil { opacity: 0.16; }
body.zen .sidebar, body.zen .playerbar, body.zen .topbar, body.zen .scrim { display: none; }
body.zen .main { padding: 0; height: 100vh; display: grid; place-items: center; }
body.zen #view { width: min(92vw, 640px); }
body.zen #view > *:not(.focus-stage):not(.zen-card) { display: none; }

body.zen .focus-stage { padding: 0; }
body.zen .focus-ring-wrap { transform: scale(1.25); margin: 40px 0 56px; }
body.zen .focus-ring__bg { stroke: rgba(255, 255, 255, 0.25); }
body.zen .focus-ring__fg { stroke: rgba(255, 255, 255, 0.92); }
body.zen .focus-ring__time { color: #fff; text-shadow: 0 2px 14px rgba(0, 0, 0, 0.5); }
body.zen .focus-ring__label { color: rgba(255, 255, 255, 0.85); text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5); }
body.zen .focus-running-label { color: #fff; text-shadow: 0 1px 10px rgba(0, 0, 0, 0.5); }

/* dimmed floating controls — full opacity on hover/focus */
body.zen .zen-dim {
  opacity: 0.42;
  transition: opacity 250ms ease-out;
}
body.zen .zen-dim:hover, body.zen .zen-dim:focus-visible, body.zen .zen-dim:focus-within { opacity: 1; }
body.zen #focus-stop, body.zen .zen-card .btn, body.zen .chip {
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff; text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}
body.zen .chip.active { background: rgba(255, 255, 255, 0.42); color: #1c1610; text-shadow: none; }
body.zen .zen-card {
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 12px 40px rgba(0, 0, 0, 0.18);
}
body.zen .zen-card label, body.zen .zen-card .switch-row__label { color: #fff; text-shadow: 0 1px 6px rgba(0, 0, 0, 0.45); }
body.zen .zen-card select {
  background: rgba(255, 255, 255, 0.2); color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
body.zen .zen-card select option { color: #1c1610; }

/* ---------- toast ---------- */
.toast {
  position: fixed; bottom: calc(var(--playerbar-h) + 16px); left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--text); color: var(--bg);
  padding: 11px 20px; border-radius: 999px; font-size: 14px; font-weight: 500;
  opacity: 0; pointer-events: none; z-index: 1000;
  transition: opacity 200ms ease-out, transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
  max-width: min(90vw, 480px); text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- tap-to-start overlay (autoplay blocked) ---------- */
.tap-overlay {
  position: fixed; inset: 0; z-index: 900;
  display: grid; place-items: center;
  background: rgba(0, 0, 0, 0.35);
  cursor: pointer;
}
.tap-overlay__btn { color: #fff; text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4); pointer-events: none; }

/* ---------- scrim (mobile sidebar) ---------- */
.scrim {
  display: none; position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.5); z-index: 30;
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .sidebar {
    position: fixed; top: 0; bottom: 0; left: 0;
    transform: translateX(-100%);
    transition: transform 250ms cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: none;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 8px 0 32px rgba(0,0,0,0.2); }
  .sidebar.open ~ .scrim { display: block; }
  .topbar {
    display: flex; align-items: center; gap: 12px;
    position: sticky; top: 0; z-index: 20;
    background: var(--veil); padding: 8px 0 12px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }
  .topbar__title { font-weight: 700; font-size: 17px; }
  .topbar .pb-btn:last-child { margin-left: auto; }
  .main { padding: 12px 16px calc(var(--playerbar-h) + 24px); }
  .hero__title { font-size: 24px; }
  .trust { grid-template-columns: 1fr; }
  .pb-vol-wrap { display: none; }
  .pb-time { display: none; }
  .track__artist { display: none; }
  .field-row { flex-direction: column; gap: 0; }
  .field--inline { flex-wrap: wrap; }
}