@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg: #08090d;
  --bg-gradient: linear-gradient(160deg, #08090d 0%, #0f1118 50%, #0d0f17 100%);
  --surface: rgba(255, 255, 255, 0.04);
  --surface-hover: rgba(255, 255, 255, 0.07);
  --surface-solid: #13151d;
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.14);
  --text: #e4e8f1;
  --text-secondary: rgba(255, 255, 255, 0.5);
  --text-muted: rgba(255, 255, 255, 0.3);
  --accent: #7c5cfc;
  --accent-hover: #8e72ff;
  --accent-glow: rgba(124, 92, 252, 0.15);
  --accent-soft: rgba(124, 92, 252, 0.08);
  --danger: #f43f5e;
  --success: #34d399;
  --success-glow: rgba(52, 211, 153, 0.15);
  --warning: #fbbf24;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  background-image: var(--bg-gradient);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 2rem;
}

/* ───── Nav ───── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 56px;
  background: rgba(8, 9, 13, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.5px;
}

/* ───── Nav User ───── */
.nav-user {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-user-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
}

.nav-username {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.badge-dev {
  background: rgba(251, 191, 36, 0.15);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.25);
}

/* ───── Layout ───── */
.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

/* ───── Hero ───── */
.hero {
  text-align: center;
  padding: 1.5rem 0 0.5rem;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--accent);
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 0.4rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* ───── Inline Chat ───── */
.chat-inline {
  display: flex;
  flex-direction: column;
  max-height: 400px;
}

.chat-inline .chat-messages {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1rem;
  max-height: 280px;
  padding-right: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* ───── Archive toggle ───── */
.archive-toggle {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
}

.archive-toggle::-webkit-details-marker { display: none; }

/* ───── Details toggle ───── */
.add-form-toggle summary {
  cursor: pointer;
  list-style: none;
}

.add-form-toggle summary::-webkit-details-marker {
  display: none;
}

/* ───── Cards ───── */
.card {
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.card-header h2 {
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-header h2 svg {
  width: 18px;
  height: 18px;
  opacity: 0.6;
}

.card h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

input[type="range"] {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 0 8px var(--accent-glow);
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: none;
}

/* ───── Buttons ───── */
.btn {
  padding: 0.55rem 1.1rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.825rem;
  font-weight: 500;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.btn svg { width: 15px; height: 15px; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 12px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 20px rgba(124, 92, 252, 0.25);
  transform: translateY(-1px);
}

.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--surface-hover); border-color: var(--border-hover); }

.btn-danger {
  background: rgba(244, 63, 94, 0.1);
  color: var(--danger);
  border: 1px solid rgba(244, 63, 94, 0.15);
}
.btn-danger:hover { background: rgba(244, 63, 94, 0.2); }

.btn-stop {
  background: rgba(244, 63, 94, 0.12);
  color: var(--danger);
  border: 1px solid rgba(244, 63, 94, 0.2);
}
.btn-stop:hover { background: rgba(244, 63, 94, 0.2); }

.btn-sm {
  padding: 0.3rem 0.65rem;
  font-size: 0.75rem;
  border-radius: var(--radius-xs);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
}

/* ───── Routines / Schedules ───── */
.routine-list { display: flex; flex-direction: column; gap: 0.5rem; }

.routine-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  flex-wrap: wrap;
}

.routine-main { display: flex; gap: 0.75rem; align-items: center; flex: 1; }
.routine-time { font-weight: 600; color: var(--accent); font-size: 0.95rem; }
.routine-sound { color: var(--text); font-size: 0.875rem; }
.routine-profile { color: var(--text-secondary); font-size: 0.825rem; }
.routine-duration { color: var(--text-muted); font-size: 0.8rem; }
.routine-meta { display: flex; gap: 0.75rem; color: var(--text-secondary); font-size: 0.8rem; }

.badge {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ───── Forms ───── */
.form { display: flex; flex-direction: column; gap: 0.85rem; }
.form-row { display: flex; gap: 0.85rem; }
.form-row .form-group { flex: 1; }

.form-group label {
  display: block;
  font-size: 0.775rem;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

/* ───── Chat ───── */
.chat-container {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 160px);
  min-height: 400px;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1rem;
  padding-right: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.msg {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  max-width: 80%;
  font-size: 0.875rem;
  line-height: 1.6;
}

.msg ul { margin: 0.5rem 0 0 1.25rem; }
.msg li { margin-bottom: 0.25rem; }

.msg-user {
  background: var(--accent);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.msg-agent {
  background: var(--surface-solid);
  color: var(--text);
  align-self: flex-start;
  border: 1px solid var(--glass-border);
  border-bottom-left-radius: 4px;
}

.msg-thinking {
  color: var(--text-muted);
  font-style: italic;
}

.chat-input {
  display: flex;
  gap: 0.5rem;
}

.chat-input input {
  flex: 1;
  padding: 0.75rem 1rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 0.875rem;
}

.chat-input input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.chat-input input::placeholder { color: var(--text-muted); }

/* ───── Track List ───── */
.track-count {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: 0.5rem;
}

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

.track-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.5rem;
  border-radius: var(--radius-xs);
  transition: var(--transition);
}

.track-row:hover { background: var(--surface-hover); }
.track-row.active { background: var(--accent-soft); }
.track-row.archived { opacity: 0.6; }
.track-row.archived:hover { opacity: 1; }

.track-row + .track-row { border-top: 1px solid var(--glass-border); }

.track-play-btn {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: none;
  background: var(--surface);
  color: var(--accent);
  cursor: pointer;
  transition: var(--transition);
}

.track-play-btn:hover {
  background: var(--accent);
  color: #fff;
}

.track-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.track-title {
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.track-actions {
  display: flex;
  gap: 0.25rem;
  opacity: 0;
  transition: var(--transition);
}

.track-row:hover .track-actions { opacity: 1; }

.track-action-btn {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  border: none;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.track-action-btn:hover { background: var(--surface); color: var(--text); }
.track-action-danger:hover { color: var(--danger); }

/* ───── Player ───── */
.player {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.player .visualizer {
  flex-basis: 100%;
  order: -1;
  height: 48px;
  margin-bottom: 0;
}

.player-track { flex: 0 0 auto; min-width: 0; max-width: 180px; }

.player-title {
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
  color: var(--text-secondary);
}

.player.has-track .player-title { color: var(--text); }

.player-controls {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}

.player-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 50%;
  transition: var(--transition);
}

.player-btn:hover { color: var(--text); background: var(--surface); }

.player-btn-main {
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: #fff;
}

.player-btn-main:hover {
  background: var(--accent-hover);
  color: #fff;
}

.player-progress {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.player-progress input[type="range"] { height: 3px; }

.player-time {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--text-muted);
}

.player-volume {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-basis: 100%;
}

.player-volume input[type="range"] { max-width: 120px; }

/* ───── Queue ───── */
.queue-section {
  margin-bottom: 1rem;
  padding: 0.75rem;
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
}

.queue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.queue-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.queue-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.queue-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border-radius: var(--radius-xs);
}

.queue-item:hover { background: var(--surface); }

.queue-num {
  font-size: 0.65rem;
  color: var(--text-muted);
  width: 16px;
  text-align: center;
}

.queue-item-title { flex: 1; }

.queue-remove {
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  font-size: 0.8rem;
  line-height: 1;
}

.queue-remove:hover { color: var(--danger); }

/* ───── Archive details ───── */
.archive-details { margin-top: 0.75rem; }

.generate-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.5rem;
}

.preset-btn {
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.8rem;
  text-align: left;
  transition: var(--transition);
}

.preset-btn:hover {
  border-color: var(--accent);
  color: var(--text);
  background: var(--accent-soft);
}

.loading-overlay {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: rgba(10, 10, 14, 0.85);
  backdrop-filter: blur(4px);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.95rem;
  z-index: 10;
}

.loading-overlay.active { display: flex; }

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ───── Music Page (Space Theme) ───── */
.music-page {
  position: relative;
}

.music-page::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1.5px 1.5px at 10% 15%, rgba(255,255,255,0.5) 50%, transparent 50%),
    radial-gradient(1px 1px at 25% 35%, rgba(255,255,255,0.35) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 45% 8%, rgba(255,255,255,0.45) 50%, transparent 50%),
    radial-gradient(1px 1px at 60% 45%, rgba(255,255,255,0.3) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 75% 20%, rgba(255,255,255,0.5) 50%, transparent 50%),
    radial-gradient(1px 1px at 85% 60%, rgba(255,255,255,0.25) 50%, transparent 50%),
    radial-gradient(1px 1px at 15% 70%, rgba(255,255,255,0.3) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 35% 85%, rgba(255,255,255,0.4) 50%, transparent 50%),
    radial-gradient(1px 1px at 55% 65%, rgba(255,255,255,0.2) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 90% 80%, rgba(255,255,255,0.45) 50%, transparent 50%),
    radial-gradient(1px 1px at 5% 50%, rgba(255,255,255,0.3) 50%, transparent 50%),
    radial-gradient(1px 1px at 70% 90%, rgba(255,255,255,0.35) 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 50% 30%, rgba(124,92,252,0.5) 50%, transparent 50%),
    radial-gradient(1px 1px at 80% 40%, rgba(52,211,153,0.3) 50%, transparent 50%);
  animation: twinkle 8s ease-in-out infinite alternate;
}

@keyframes twinkle {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

.hero-card {
  background: linear-gradient(135deg, rgba(124, 92, 252, 0.06) 0%, rgba(52, 211, 153, 0.03) 50%, rgba(124, 92, 252, 0.04) 100%);
  border-color: rgba(124, 92, 252, 0.15);
  position: relative;
  overflow: hidden;
}

.hero-card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 92, 252, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.section-hint {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 0.25rem;
}

.music-page .preset-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
}

.music-page .preset-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 120%, rgba(124, 92, 252, 0.12) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.music-page .preset-btn:hover::before {
  opacity: 1;
}

/* ───── Inspire & Suggestions ───── */
.inspire-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.btn-inspire {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.2rem;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(59, 130, 246, 0.15));
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.btn-inspire:hover {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.25), rgba(59, 130, 246, 0.25));
  border-color: rgba(139, 92, 246, 0.5);
}

.btn-inspire.loading {
  opacity: 0.6;
  pointer-events: none;
}

.btn-inspire.loading::after {
  content: '';
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 0.3rem;
}

.suggest-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.suggest-grid:empty { display: none; }

.suggest-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: var(--transition);
  color: var(--text);
}

.suggest-card:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.suggest-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}

.suggest-prompt {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.presets-details,
.custom-details {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xs);
  padding: 0;
}

.presets-toggle {
  padding: 0.6rem 0.85rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.presets-toggle::-webkit-details-marker { display: none; }

.presets-toggle::before {
  content: '\25B8';
  display: inline-block;
  margin-right: 0.4rem;
  transition: transform 0.15s;
}

details[open] > .presets-toggle::before {
  transform: rotate(90deg);
}

.presets-details[open],
.custom-details[open] {
  padding: 0 0.85rem 0.75rem;
}

.presets-details .preset-grid,
.custom-details .custom-prompt-form {
  margin-top: 0.5rem;
}

.custom-prompt-form textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  resize: vertical;
  min-height: 60px;
  transition: var(--transition);
}

.custom-prompt-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.custom-prompt-form textarea::placeholder { color: var(--text-muted); }

/* ───── Empty States ───── */
.empty {
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
  padding: 2rem 0;
}

.empty-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  opacity: 0.3;
}

/* ───── Toast Notifications ───── */
.toast-container {
  position: fixed;
  top: 68px;
  right: 1rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  padding: 0.75rem 1.15rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  pointer-events: auto;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  max-width: 360px;
  box-shadow: var(--shadow-lg);
}

.toast-visible {
  opacity: 1;
  transform: translateX(0);
}

.toast-info {
  background: rgba(124, 92, 252, 0.15);
  border: 1px solid rgba(124, 92, 252, 0.3);
  color: var(--text);
}

.toast-error {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: #fca5a5;
}

.toast-success {
  background: rgba(52, 211, 153, 0.15);
  border: 1px solid rgba(52, 211, 153, 0.3);
  color: #6ee7b7;
}

/* ───── Audio Visualizer ───── */
.visualizer {
  width: 100%;
  height: 40px;
  display: block;
  margin-bottom: 0.5rem;
  border-radius: var(--radius-xs);
}

/* ───── Responsive ───── */
@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  .nav-username { display: none; }
  .toast-container { left: 1rem; right: 1rem; }
  .toast { max-width: 100%; }
}

@media (max-width: 640px) {
  .nav { padding: 0 1rem; }
  .container { padding: 1.25rem 1rem; }
  .form-row { flex-direction: column; }
  .suggest-grid { grid-template-columns: 1fr; }
  .preset-grid { grid-template-columns: 1fr; }
  .player { flex-wrap: wrap; gap: 0.5rem; }
  .player-track { max-width: 100%; flex-basis: 100%; order: -1; }
  .track-actions { opacity: 1; }
}

@media (min-width: 960px) {
  .container { max-width: 960px; }
  .suggest-grid { grid-template-columns: repeat(4, 1fr); }
  .preset-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ───── Welcome Page ───── */
.welcome {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 120px);
  text-align: center;
}

.welcome-content { max-width: 480px; }

.welcome-title {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -2px;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.welcome-tagline {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.welcome-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.5rem;
  text-align: left;
}

.welcome-feature {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.welcome-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
}

.btn-lg {
  padding: 0.85rem 2rem;
  font-size: 1rem;
  border-radius: var(--radius-sm);
}

/* ───── Plan Page ───── */
.plan-greeting {
  text-align: center;
  padding: 1rem 0 0.25rem;
}

.plan-greeting h1 {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.plan-subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.plan-card {
  background: linear-gradient(135deg, rgba(124, 92, 252, 0.05) 0%, rgba(52, 211, 153, 0.03) 100%);
  border-color: rgba(124, 92, 252, 0.12);
}

.plan-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

/* ───── Mood Grid ───── */
/* ───── Mood Row (compact) ───── */
.mood-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.plan-label-inline {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  flex-shrink: 0;
  min-width: 50px;
}

.mood-chips {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.mood-chip {
  padding: 0.4rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.mood-chip:hover { border-color: var(--border-hover); color: var(--text); }
.mood-chip.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

/* ───── Track Picker ───── */
.track-picker-section {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.track-picker-section .plan-label-inline {
  padding-top: 0.5rem;
}

.track-picker {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  flex: 1;
  padding-bottom: 0.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.track-picker::-webkit-scrollbar { height: 4px; }
.track-picker::-webkit-scrollbar-track { background: transparent; }
.track-picker::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

.track-card {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.6rem 0.85rem;
  min-width: 120px;
  max-width: 160px;
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.track-card:hover { border-color: var(--border-hover); color: var(--text); }
.track-card.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.track-card-title {
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-card-meta {
  font-size: 0.65rem;
  color: var(--text-muted);
}

.track-picker-empty {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0.5rem 0;
}

/* ───── Inline Recommendation ───── */
.rec-inline {
  margin-bottom: 1rem;
  padding: 0.5rem 0.75rem;
  background: rgba(124, 92, 252, 0.04);
  border-left: 2px solid rgba(124, 92, 252, 0.2);
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
}

.rec-inline-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
  line-height: 1.5;
}

/* ───── Start Button ───── */
.btn-start {
  width: 100%;
  margin-bottom: 0.5rem;
}

.btn-skip {
  display: block;
  width: 100%;
  text-align: center;
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  padding: 0.25rem;
  transition: var(--transition);
}

.btn-skip:hover { color: var(--text-secondary); }

/* ───── Create Music Section ───── */
.create-details { }

.create-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  list-style: none;
  padding: 0.25rem 0;
}

.create-toggle::-webkit-details-marker { display: none; }
.create-toggle::marker { display: none; content: ''; }

.create-content { margin-top: 0.75rem; }
.create-content .generate-section { position: relative; }

/* ───── Recent Sessions Row ───── */
.recent-sessions-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.25rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.recent-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

.session-chip {
  font-size: 0.72rem;
  color: var(--text-secondary);
  padding: 0.25rem 0.6rem;
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  white-space: nowrap;
}

.chip-rating {
  color: var(--accent);
  margin-left: 0.25rem;
  font-weight: 600;
}

/* ───── Review Banner ───── */
.review-banner {
  background: linear-gradient(135deg, rgba(52, 211, 153, 0.06) 0%, rgba(124, 92, 252, 0.04) 100%);
  border-color: rgba(52, 211, 153, 0.2);
  transition: opacity 0.3s, transform 0.3s;
}

.review-banner-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.review-banner-text { flex: 1; min-width: 150px; }
.review-banner-text h3 { font-size: 0.9rem; font-weight: 600; margin-bottom: 0.15rem; }
.review-banner-meta { font-size: 0.75rem; color: var(--text-muted); }

.review-rating-row {
  display: flex;
  gap: 0.35rem;
}

.rating-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.rating-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.rating-btn.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.rating-btn-lg {
  width: 48px;
  height: 48px;
  font-size: 1rem;
}

.review-section {
  margin-bottom: 1.5rem;
}

.review-rating-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
  padding: 0 0.25rem;
}

.review-notes {
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  resize: vertical;
  transition: var(--transition);
}

.review-notes:focus {
  outline: none;
  border-color: var(--accent);
}

/* ───── Sessions List ───── */
.sessions-list { display: flex; flex-direction: column; margin-top: 0.5rem; }

.session-row {
  padding: 0.5rem 0;
  border-top: 1px solid var(--glass-border);
}

.session-info { display: flex; flex-direction: column; gap: 0.15rem; }
.session-title { font-size: 0.8rem; font-weight: 500; }
.session-meta { font-size: 0.7rem; color: var(--text-muted); }

.library-details { }
.library-details > .presets-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.library-content { margin-top: 0.75rem; }
.library-content .generate-section { position: relative; }

/* ───── Immersive Sleep View ───── */
.immersive {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: none;
}

.immersive:hover { cursor: default; }

/* Background */
.imm-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.imm-bg-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: opacity 3s ease;
  will-change: transform, opacity;
}

.imm-bg-image.kb-active {
  animation: kenburns 50s ease-in-out infinite alternate;
}

@keyframes kenburns {
  0%   { transform: scale(1.0) translate(0, 0); }
  25%  { transform: scale(1.08) translate(-1%, -0.5%); }
  50%  { transform: scale(1.05) translate(0.5%, 1%); }
  75%  { transform: scale(1.1) translate(-0.5%, -1%); }
  100% { transform: scale(1.03) translate(1%, 0.5%); }
}

.imm-bg-image-b {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 3s ease;
  will-change: transform, opacity;
}

.imm-bg-image-b.kb-active {
  animation: kenburns-b 55s ease-in-out infinite alternate;
}

@keyframes kenburns-b {
  0%   { transform: scale(1.03) translate(1%, 0.5%); }
  25%  { transform: scale(1.1) translate(-0.5%, 1%); }
  50%  { transform: scale(1.06) translate(0.5%, -0.5%); }
  75%  { transform: scale(1.02) translate(-1%, 0.5%); }
  100% { transform: scale(1.08) translate(0, -1%); }
}

.imm-bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 6, 2, 0.55);
}

/* Center content */
.imm-center {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  user-select: none;
}

.imm-center::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 160, 50, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.imm-clock {
  font-size: 6rem;
  font-weight: 200;
  letter-spacing: 4px;
  color: rgba(255, 245, 230, 0.85);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 40px rgba(255, 183, 77, 0.15);
  font-family: 'Inter', monospace;
}

.imm-track-info {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
  font-weight: 400;
  letter-spacing: 0.5px;
}

/* Breathing guide */
.imm-breathing {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.breath-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 2px solid rgba(255, 183, 77, 0.35);
  box-shadow: 0 0 20px rgba(255, 160, 50, 0.08);
  transition: transform 4s ease, box-shadow 4s ease;
}

.breath-circle.breath-in {
  transform: scale(1.6);
  box-shadow: 0 0 40px rgba(255, 183, 77, 0.25);
  transition-duration: 4s;
}

.breath-circle.breath-hold {
  transform: scale(1.6);
  box-shadow: 0 0 40px rgba(255, 183, 77, 0.25);
  transition-duration: 0.5s;
}

.breath-circle.breath-out {
  transform: scale(1);
  box-shadow: 0 0 20px rgba(255, 160, 50, 0.08);
  transition-duration: 8s;
}

.breath-label {
  font-size: 0.75rem;
  color: rgba(255, 220, 180, 0.3);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

/* Sleep timer display */
.imm-timer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

.timer-label { font-weight: 400; }
.timer-value {
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  font-variant-numeric: tabular-nums;
}

/* Controls bar */
.imm-controls {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10;
  padding: 1rem 1.5rem 1.5rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.imm-controls.hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.imm-controls-inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 700px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}

.imm-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  font-size: 0.75rem;
  backdrop-filter: blur(8px);
}

.imm-btn svg {
  width: 18px;
  height: 18px;
}

.imm-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.2);
}

.imm-btn.active {
  background: rgba(255, 183, 77, 0.15);
  border-color: rgba(255, 183, 77, 0.35);
  color: rgba(255, 200, 120, 0.9);
}

.imm-btn-sm {
  width: auto;
  height: 32px;
  padding: 0 0.65rem;
  border-radius: 16px;
  font-size: 0.7rem;
  font-weight: 500;
}

.imm-btn-end {
  width: auto;
  height: 40px;
  padding: 0 1.25rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(244, 63, 94, 0.8);
  border-color: rgba(244, 63, 94, 0.2);
  margin-left: auto;
}

.imm-btn-end:hover {
  background: rgba(244, 63, 94, 0.15);
  color: rgba(244, 63, 94, 1);
  border-color: rgba(244, 63, 94, 0.4);
}

.imm-volume {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.imm-volume input[type="range"] {
  width: 80px;
  height: 3px;
}

.imm-timer-btns {
  display: flex;
  gap: 0.25rem;
}

/* Immersive responsive */
@media (max-width: 640px) {
  .imm-clock { font-size: 3.5rem; }
  .imm-controls-inner { gap: 0.35rem; }
  .imm-btn { width: 36px; height: 36px; }
  .imm-btn svg { width: 15px; height: 15px; }
  .imm-volume input[type="range"] { width: 60px; }
  .imm-timer-btns { display: none; }
}

/* ───── Agent Chat ───── */
.agent-card {
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  margin-bottom: 1rem;
}

.agent-messages {
  min-height: 200px;
  max-height: 420px;
  overflow-y: auto;
  padding: 1.25rem 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.msg-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  max-width: 90%;
}

.msg-row.msg-user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.msg-row.msg-agent {
  align-self: flex-start;
}

.msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.msg-bubble {
  padding: 0.6rem 0.85rem;
  border-radius: 14px;
  font-size: 0.85rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

.msg-agent .msg-bubble {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-bottom-left-radius: 4px;
}

.msg-user .msg-bubble {
  background: var(--accent);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.msg-thinking {
  color: var(--text-muted);
  font-style: italic;
}

.quick-actions {
  display: flex;
  gap: 0.4rem;
  padding: 0 1rem 0.6rem;
  flex-wrap: wrap;
}

.quick-btn {
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
}

.quick-btn:hover {
  border-color: var(--accent);
  color: var(--text);
  background: var(--accent-soft);
}

.agent-input {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  border-top: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.02);
}

.agent-input input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 0.85rem;
  font-family: inherit;
  padding: 0.45rem 0;
}

.agent-input input::placeholder {
  color: var(--text-muted);
}

.agent-send {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.agent-send:hover {
  background: var(--accent-hover);
}

.agent-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Manual setup toggle */
.manual-details {
  margin-bottom: 1rem;
}

.manual-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.5rem 0;
  list-style: none;
}

.manual-toggle::-webkit-details-marker { display: none; }

.manual-toggle:hover { color: var(--text-secondary); }

.manual-content {
  background: var(--surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-top: 0.5rem;
}

/* Hide nav and container padding for immersive */
body:has(.immersive) .nav { display: none; }
body:has(.immersive) .container { padding: 0; max-width: 100%; }
body:has(.immersive) { padding-bottom: 0; }