:root {
  --background: #131313;
  --surface: #131313;
  --surface-container-lowest: #0e0e0e;
  --surface-container-low: #1c1b1b;
  --surface-container: #201f1f;
  --surface-container-high: #2a2a2a;
  --surface-container-highest: #353534;
  --surface-bright: #393939;

  --on-surface: #e5e2e1;
  --on-surface-variant: #baccb5;
  --outline: #849580;
  --outline-variant: #3b4b39;

  --primary: #efffe8;
  --primary-container: #22ff5f;
  --primary-fixed: #6eff7d;
  --primary-fixed-dim: #00e551;
  --on-primary: #00390e;
  --on-primary-container: #007123;
  --on-primary-fixed: #002105;

  --error: #ffb4ab;
  --error-container: #93000a;

  --font-display: 'Hanken Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-caps: 'Geist', system-ui, sans-serif;

  --xs: 8px; --sm: 16px; --md: 24px; --lg: 32px; --xl: 48px;
  --gutter: 12px; --margin: 20px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--background);
  color: var(--on-surface);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  min-height: 100vh;
  overscroll-behavior-y: none;
}

body {
  display: flex;
  flex-direction: column;
}

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

a { color: inherit; }

button {
  cursor: pointer;
  border: none;
  background: none;
}

img { max-width: 100%; display: block; }

/* Layout shell */

#app-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  height: calc(64px + env(safe-area-inset-top));
  padding-top: env(safe-area-inset-top);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: max(var(--margin), env(safe-area-inset-left));
  padding-right: max(var(--margin), env(safe-area-inset-right));
  background: rgba(19,19,19,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-sizing: border-box;
}

#app-header .icon-btn {
  color: var(--primary-fixed-dim);
  font-size: 24px;
  padding: 8px;
  border-radius: 999px;
  transition: opacity .2s;
}
#app-header .icon-btn:active { transform: scale(0.9); }
#app-header .icon-btn.invisible { visibility: hidden; }

#app-header h1 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--primary-fixed-dim);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

#header-title-group { flex: 1; justify-content: center; min-width: 0; }
#header-edit { flex-shrink: 0; }

#app-main {
  flex: 1;
  padding: calc(88px + env(safe-area-inset-top)) var(--margin) calc(40px + env(safe-area-inset-bottom));
  padding-left: max(var(--margin), env(safe-area-inset-left));
  padding-right: max(var(--margin), env(safe-area-inset-right));
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  box-sizing: border-box;
}

/* Glass / bento card */

.glass-card {
  background: rgba(32,31,31,0.55);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
}

.glow-bg {
  background: radial-gradient(circle, rgba(0,229,81,0.18) 0%, transparent 70%);
  filter: blur(40px);
}

.neon-glow {
  box-shadow: 0 0 15px rgba(110,255,125,0.3);
}

/* Typography helpers */

.eyebrow {
  font-family: var(--font-caps);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

.headline {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--on-surface);
  margin: 4px 0 0;
}

/* Buttons */

.btn-primary {
  width: 100%;
  background: var(--primary-container);
  color: var(--on-primary-fixed, #002105);
  font-weight: 600;
  font-size: 16px;
  padding: 16px 24px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 0 20px rgba(34,255,95,0.2);
  transition: transform .15s, box-shadow .2s;
}
.btn-primary:active { transform: scale(0.97); }
.btn-primary:hover { box-shadow: 0 0 30px rgba(34,255,95,0.4); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; box-shadow: none; }

.btn-outline {
  width: 100%;
  background: transparent;
  border: 1.5px solid rgba(110,255,125,0.4);
  color: var(--primary-fixed-dim);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 24px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background .2s, transform .15s;
}
.btn-outline:active { transform: scale(0.98); }
.btn-outline:hover { background: rgba(110,255,125,0.08); }

.btn-danger {
  color: var(--error);
  font-size: 14px;
  font-weight: 600;
}

/* Inputs */

.field-label {
  font-family: var(--font-caps);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  display: block;
  margin-bottom: 8px;
}

.text-input {
  width: 100%;
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: 10px;
  padding: 14px 16px;
  color: white;
  font-size: 16px;
  outline: none;
  transition: border-color .2s, background .2s;
}
.text-input:focus {
  background: var(--surface-container);
  border-color: var(--primary-fixed-dim);
}
.text-input::placeholder { color: var(--outline); }

.search-input-wrap {
  position: relative;
}
.search-input-wrap .material-symbols-outlined {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--on-surface-variant);
}
.search-input-wrap .text-input {
  padding-left: 44px;
  border-radius: 999px;
}

/* Player list cards */

.player-list { display: flex; flex-direction: column; }

.player-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
  margin-bottom: 12px;
  gap: 8px;
  touch-action: pan-y;
}

.drag-handle {
  color: var(--outline);
  cursor: grab;
  touch-action: none;
  padding: 4px;
  flex-shrink: 0;
  user-select: none;
}
.player-card.dragging {
  cursor: grabbing;
  box-shadow: 0 12px 28px rgba(0,0,0,0.5);
  border-color: rgba(110,255,125,0.4);
}

.player-card .player-info { display: flex; align-items: center; gap: 12px; min-width: 0; flex: 1; }

.player-text { min-width: 0; flex: 1; overflow: hidden; }

.player-art {
  width: 48px; height: 48px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--surface-container-highest);
  flex-shrink: 0;
}

.player-name { font-weight: 600; font-size: 16px; margin: 0; color: var(--on-surface); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player-song { font-size: 13px; color: var(--on-surface-variant); margin: 2px 0 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.play-btn {
  width: 44px; height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(34,255,95,0.4);
  color: var(--primary-container);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.play-btn:active { transform: scale(0.9); }
.play-btn.playing {
  background: var(--primary-container);
  color: var(--on-primary-container);
  box-shadow: 0 0 20px rgba(34,255,95,0.4);
}

.delete-btn {
  width: 44px; height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255,180,171,0.4);
  color: var(--error);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.delete-btn:hover, .delete-btn:active {
  background: rgba(255,180,171,0.12);
  transform: scale(0.95);
}

.text-link-btn {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-fixed-dim);
  padding: 4px 8px;
}
.text-link-btn:active { opacity: 0.7; }

.btn-danger-link {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--error);
  border-radius: 10px;
  transition: background .2s;
}
.btn-danger-link:hover { background: rgba(255,180,171,0.08); }
.btn-danger-link:active { transform: scale(0.98); }

/* Track search result cards */

.track-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: background .15s, border-color .15s;
}
.track-card:hover { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); }
.track-card .player-art { width: 44px; height: 44px; }
.track-name { font-weight: 600; font-size: 15px; color: white; margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track-artist { font-size: 13px; color: var(--on-surface-variant); margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track-add-btn {
  width: 32px; height: 32px;
  border-radius: 999px;
  border: 1px solid var(--outline-variant);
  color: var(--on-surface-variant);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.track-add-btn:hover { border-color: var(--primary-fixed); color: var(--primary-fixed); }
.track-add-btn.selected { background: var(--primary-container); color: var(--on-primary-container); border-color: var(--primary-container); }

/* Waveform / trimmer */

.waveform-box {
  position: relative;
  height: 120px;
  background: var(--surface-container-low);
  border-radius: 12px;
  display: flex;
  align-items: center;
  padding: 0 8px;
  overflow: hidden;
}

.waveform-bars {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 72px;
  width: 100%;
}
.waveform-bars .bar {
  flex: 1;
  background: rgba(186,204,181,0.25);
  border-radius: 2px;
  min-width: 2px;
}
.waveform-bars .bar.active {
  background: var(--primary-fixed);
  box-shadow: 0 0 6px rgba(110,255,125,0.6);
}

.trim-window {
  position: absolute;
  top: 0; bottom: 0;
  background: rgba(110,255,125,0.1);
  border-left: 2px solid var(--primary-fixed);
  border-right: 2px solid var(--primary-fixed);
  pointer-events: none;
}

.trim-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: var(--surface-container-highest);
  margin-top: 20px;
}
.trim-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px; height: 24px;
  border-radius: 999px;
  background: var(--primary-fixed);
  box-shadow: 0 0 10px rgba(110,255,125,0.6);
  cursor: grab;
}
.trim-slider::-moz-range-thumb {
  width: 24px; height: 24px;
  border-radius: 999px;
  border: none;
  background: var(--primary-fixed);
  box-shadow: 0 0 10px rgba(110,255,125,0.6);
  cursor: grab;
}

.time-readout {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 13px;
  color: var(--on-surface-variant);
}
.time-readout .active { color: var(--primary-fixed); font-weight: 600; }

.transport-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin: var(--md) 0;
}

.transport-play {
  width: 80px; height: 80px;
  border-radius: 999px;
  background: var(--primary-fixed);
  color: var(--on-primary-fixed);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 30px rgba(110,255,125,0.4);
  transition: transform .2s;
}
.transport-play:active { transform: scale(0.95); }

/* Team / home list */

.team-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  margin-bottom: 12px;
}
.team-card h3 { margin: 0; font-size: 18px; font-weight: 600; }
.team-card p { margin: 2px 0 0; font-size: 13px; color: var(--on-surface-variant); }

/* Empty state */

.empty-state {
  text-align: center;
  padding: var(--xl) var(--md);
  color: var(--on-surface-variant);
}
.empty-state .material-symbols-outlined {
  font-size: 48px;
  color: var(--outline-variant);
  margin-bottom: var(--sm);
}

/* Toast */

#toast {
  position: fixed;
  bottom: calc(24px + env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--surface-container-high);
  border: 1px solid var(--outline-variant);
  color: var(--on-surface);
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 14px;
  z-index: 200;
  opacity: 0;
  transition: transform .3s ease, opacity .3s ease;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
#toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* Utility */

.stack { display: flex; flex-direction: column; gap: var(--md); }
.row { display: flex; align-items: center; gap: var(--sm); }
.mt-lg { margin-top: var(--lg); }
.center-text { text-align: center; }
.fade-in { animation: fadeIn .3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.spotify-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #1DB954;
}

.config-note {
  font-size: 13px;
  color: var(--on-surface-variant);
  line-height: 1.6;
}
.config-note code {
  background: var(--surface-container-high);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
  word-break: break-all;
}

@media (max-width: 380px) {
  .headline { font-size: 24px; }
}