:root {
  --bg-color: #0f172a;
  --card-bg: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-color: #38bdf8;
  --accent-hover: #0284c7;
  --border-color: #334155;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --border-radius: 12px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, sans-serif;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 2rem 1rem;
}

.app-container {
  width: 100%;
  max-width: 900px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-icon {
  font-size: 2.2rem;
}

h1 {
  font-size: 1.5rem;
  font-weight: 700;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.status-badges {
  display: flex;
  gap: 0.5rem;
}

.badge {
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-success {
  background-color: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

.badge-info {
  background-color: rgba(56, 189, 248, 0.2);
  color: #38bdf8;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
}

.card h2 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.card h3 {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  border-bottom: 1px solid #334155;
  padding-bottom: 0.3rem;
}

.card-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.download-form .input-wrapper {
  display: flex;
  gap: 0.75rem;
}

input[type="text"] {
  flex: 1;
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: #fff;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

input[type="text"]:focus {
  border-color: var(--accent-color);
}

.btn {
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--accent-color);
  color: #0f172a;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: #334155;
  color: #f8fafc;
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
}

.btn-secondary:hover {
  background-color: #475569;
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  border-radius: 6px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  text-decoration: none;
}

.btn-import {
  background-color: #0284c7;
  color: #fff;
}
.btn-import:hover { background-color: #0369a1; }

.btn-direct-dl {
  background-color: #334155;
  color: #e2e8f0;
}
.btn-direct-dl:hover { background-color: #475569; }

.btn-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}
.btn-close:hover { color: #fff; }

.quick-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

/* Search Results */
.search-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.search-loading {
  padding: 1.5rem;
  text-align: center;
  color: var(--accent-color);
  font-size: 0.9rem;
}

.search-tracks-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.search-track-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  gap: 0.75rem;
}

.track-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.track-thumb {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  object-fit: cover;
  background-color: #334155;
  flex-shrink: 0;
}

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

.track-title {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-meta {
  font-size: 0.78rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

/* Albums Grid */
.search-albums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
}

.album-card {
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.album-thumb {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 6px;
  object-fit: cover;
  background-color: #334155;
}

.album-title {
  font-weight: 600;
  font-size: 0.85rem;
  line-height: 1.2;
}

.album-meta {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Tasks */
.tasks-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.task-item {
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
}

.task-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.task-progress-bar {
  height: 8px;
  background-color: #334155;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.task-progress-fill {
  height: 100%;
  background-color: var(--accent-color);
  width: 0%;
  transition: width 0.3s;
}

.task-current {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.table-container {
  overflow-x: auto;
}

.tracks-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.tracks-table th {
  padding: 0.75rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
}

.tracks-table td {
  padding: 0.75rem;
  border-bottom: 1px solid #243248;
}

.tag-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.tag-yandex { background-color: rgba(239, 68, 68, 0.2); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.4); }
.tag-soundcloud { background-color: rgba(249, 115, 22, 0.2); color: #fb923c; border: 1px solid rgba(249, 115, 22, 0.4); }
.tag-apple { background-color: rgba(236, 72, 153, 0.2); color: #f472b6; border: 1px solid rgba(236, 72, 153, 0.4); }
.tag-youtube { background-color: rgba(225, 29, 72, 0.2); color: #fb7185; border: 1px solid rgba(225, 29, 72, 0.4); }
.tag-spotify { background-color: rgba(34, 197, 94, 0.2); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.4); }

.empty-state {
  text-align: center;
  color: var(--text-secondary);
  padding: 1.5rem;
}

.footer {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 1rem;
}

.footer a {
  color: var(--accent-color);
  text-decoration: none;
}

/* Explicit & Clean Badges */
.badge-explicit {
  background-color: #ef4444;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  letter-spacing: 0.02em;
}

.badge-clean {
  background-color: #eab308;
  color: #0f172a;
  font-weight: 700;
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
}

.badge-version {
  background-color: #334155;
  color: #cbd5e1;
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

/* Play Preview Button */
.btn-play-preview {
  background-color: #10b981;
  color: white;
  border: none;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.15s ease;
}

.btn-play-preview:hover {
  background-color: #059669;
  transform: translateY(-1px);
}

.btn-play-preview.is-playing {
  background-color: #f59e0b;
  color: #0f172a;
}

/* Floating Audio Player Bar */
.audio-player-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.6);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  z-index: 1000;
  animation: slideUp 0.25s ease-out;
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.player-track-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 220px;
  max-width: 320px;
}

.player-cover {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  object-fit: cover;
  background-color: #334155;
  flex-shrink: 0;
}

.player-meta {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  overflow: hidden;
}

.player-title-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  overflow: hidden;
}

.player-title {
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-artist {
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-controls-container {
  flex: 1;
  max-width: 640px;
  display: flex;
  align-items: center;
}

.player-controls-container audio {
  width: 100%;
  height: 38px;
  outline: none;
}

.player-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn-player-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  margin-left: 0.3rem;
}

.btn-player-close:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.1);
}

@media (max-width: 820px) {
  .audio-player-bar {
    flex-direction: column;
    padding: 0.75rem 1rem;
    gap: 0.6rem;
  }
  .player-track-info {
    max-width: 100%;
    width: 100%;
  }
  .player-controls-container {
    width: 100%;
    max-width: 100%;
  }
  .player-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

/* Smart Wave Styles */
.badge-wave {
  background-color: rgba(6, 182, 212, 0.2);
  color: #22d3ee;
  border: 1px solid rgba(6, 182, 212, 0.4);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.wave-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.wave-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.wave-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.wave-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}

.wave-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.wave-stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.wave-stat strong {
  font-size: 0.95rem;
  color: #f8fafc;
}

.wave-stat strong a {
  color: #22d3ee;
  text-decoration: none;
}
.wave-stat strong a:hover {
  text-decoration: underline;
}

.wave-anchors-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 0.3rem;
}

.tag-anchor {
  background-color: #1e293b;
  border: 1px solid #334155;
  color: #94a3b8;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.78rem;
}

.wave-tracks-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.wave-tracks-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 420px;
  overflow-y: auto;
}

.wave-track-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.5rem 0.8rem;
  gap: 0.75rem;
}

.spinner-sm {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--accent-color);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-right: 0.3rem;
}

/* Auth & User Profile */
.badge-user {
  background-color: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.4);
}

.btn-logout {
  background-color: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 500;
  transition: all 0.2s;
}

.btn-logout:hover {
  background-color: rgba(239, 68, 68, 0.3);
  color: #ffffff;
}

/* Phase 2: LLM & Mood */
.badge-llm {
  background-color: rgba(168, 85, 247, 0.2);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.wave-mood-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0.8rem 0;
  flex-wrap: wrap;
  background-color: rgba(15, 23, 42, 0.5);
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.wave-mood-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.wave-mood-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.wave-mood-select {
  background-color: #0f172a;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
}

.wave-mood-select:focus {
  border-color: var(--accent-color);
}

.badge-context {
  background-color: rgba(14, 165, 233, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(14, 165, 233, 0.35);
  font-size: 0.8rem;
}

/* Phase 3: Like, Dislike & AI Radio Styles */
.btn-like {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-like:hover {
  background-color: rgba(16, 185, 129, 0.3);
  color: #ffffff;
}

.btn-dislike {
  background-color: rgba(239, 68, 68, 0.12);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.25);
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-dislike:hover {
  background-color: rgba(239, 68, 68, 0.28);
  color: #ffffff;
}

.btn-delete {
  background-color: transparent;
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.2);
  padding: 0.25rem 0.5rem;
  font-size: 0.82rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-delete:hover {
  background-color: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.5);
}

.radio-card {
  border-left: 4px solid #f59e0b;
}

.badge-radio {
  background-color: rgba(245, 158, 11, 0.18);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.radio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.8rem;
}

.radio-header-title h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.radio-subtitle {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

.radio-settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0.8rem 0;
  flex-wrap: wrap;
  background-color: rgba(15, 23, 42, 0.5);
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.radio-voice-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.radio-voice-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.radio-voice-select {
  background-color: #0f172a;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
}

.radio-voice-select:focus {
  border-color: #f59e0b;
}

.radio-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  background-color: rgba(15, 23, 42, 0.5);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-top: 0.8rem;
}

.radio-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.85rem;
}

.radio-stat a {
  color: #fbbf24;
  text-decoration: none;
}

.radio-stat a:hover {
  text-decoration: underline;
}

.radio-segments-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.radio-segment-item {
  background-color: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.radio-segment-text {
  font-size: 0.84rem;
  color: var(--text-primary);
  line-height: 1.35;
}

.radio-segment-target {
  font-size: 0.75rem;
  color: #fbbf24;
  margin-top: 0.2rem;
}