/* ==========================================================================
   WavePulse FM - Mobile-First Glassmorphic Design System & PWA Stylesheet
   ========================================================================== */

:root {
  /* Theme System (Default: Midnight Indigo) */
  --bg-main: #0b0f19;
  --bg-card: rgba(23, 32, 54, 0.6);
  --bg-card-hover: rgba(35, 48, 80, 0.8);
  --bg-glass: rgba(15, 23, 42, 0.75);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.4);
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.5);
  --accent: #ec4899;
  --accent-glow: rgba(236, 72, 153, 0.5);
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-sub: #64748b;

  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

  --nav-height: 64px;
  --dock-height: 72px;
}

/* Theme Options */
[data-theme="cyber"] {
  --bg-main: #040711;
  --bg-card: rgba(12, 25, 44, 0.7);
  --bg-glass: rgba(6, 15, 30, 0.85);
  --primary: #06b6d4;
  --primary-glow: rgba(6, 182, 212, 0.6);
  --accent: #f43f5e;
}

[data-theme="oled"] {
  --bg-main: #000000;
  --bg-card: rgba(20, 20, 20, 0.8);
  --bg-glass: rgba(10, 10, 10, 0.9);
  --primary: #8b5cf6;
  --primary-glow: rgba(139, 92, 246, 0.6);
  --accent: #10b981;
}

[data-theme="sunset"] {
  --bg-main: #140b1a;
  --bg-card: rgba(45, 20, 50, 0.6);
  --bg-glass: rgba(30, 12, 35, 0.85);
  --primary: #f97316;
  --primary-glow: rgba(249, 115, 22, 0.6);
  --accent: #ec4899;
}

/* Reset & Global Elements */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  padding-bottom: calc(var(--nav-height) + var(--dock-height) + 16px);
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Main Container */
.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
}

/* Header & Top Bar */
.top-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px var(--primary-glow);
  font-size: 20px;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, #ffffff, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.65rem;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 18px;
}

.btn-icon:active, .btn-icon:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
  transform: scale(1.05);
}

.admin-badge {
  display: none;
  align-items: center;
  gap: 6px;
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
}

.admin-badge.active {
  display: flex;
}

/* Broadcast Announcement Bar */
.announcement-bar {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  color: #ffffff;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.announcement-bar .marquee-text {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

/* Search & Quick Category Ribbon */
.search-section {
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.search-box {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: all 0.25s ease;
}

.search-input:focus {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--primary);
  box-shadow: 0 0 16px var(--primary-glow);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 18px;
  pointer-events: none;
}

.clear-search-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  display: none;
}

.genre-ribbon {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.genre-ribbon::-webkit-scrollbar {
  display: none;
}

.genre-chip {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s ease;
}

.genre-chip.active, .genre-chip:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow);
}

/* Sections & Views */
.view-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.view-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-count {
  font-size: 0.8rem;
  color: var(--primary);
  background: rgba(99, 102, 241, 0.15);
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

/* Responsive Grid View (Mobile First: 2 Col) */
.stations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (min-width: 600px) {
  .stations-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .stations-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1100px) {
  .stations-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* Station Card */
.station-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 10px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.station-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glass);
}

.station-card.playing {
  border-color: var(--primary);
  box-shadow: 0 0 20px var(--primary-glow);
  background: rgba(99, 102, 241, 0.12);
}

.card-img-wrapper {
  position: relative;
  width: 100%;
  padding-top: 100%; /* 1:1 Aspect Ratio */
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #000;
}

.card-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.station-card:hover .card-img {
  transform: scale(1.08);
}

.card-play-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.station-card:hover .card-play-overlay,
.station-card.playing .card-play-overlay {
  opacity: 1;
}

.play-btn-circle {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 0 15px var(--primary-glow);
}

.card-live-tag {
  position: absolute;
  top: 6px;
  left: 6px;
  background: rgba(16, 185, 129, 0.85);
  color: #ffffff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
  text-transform: uppercase;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
  animation: pulseLive 1.5s infinite;
}

@keyframes pulseLive {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.card-fav-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  border: none;
  color: #ffffff;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.card-fav-btn.active {
  color: var(--accent);
}

.card-info {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.station-name {
  font-size: 0.92rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.station-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.genre-tag {
  color: var(--primary);
  font-weight: 600;
}

.bitrate-tag {
  font-size: 0.7rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 1px 6px;
  border-radius: 4px;
}

/* Listening History & Favorites List View */
.history-list, .favorites-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.list-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.list-item-card:hover {
  background: var(--bg-card-hover);
}

.list-left {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
}

.list-thumb {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.list-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
}

.list-title {
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.list-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* User Settings View */
.settings-group {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}

.settings-group-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.setting-row:last-child {
  border-bottom: none;
}

.setting-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.setting-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.setting-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.setting-control select, .setting-control input[type="text"] {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  outline: none;
}

/* Toggle Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.2);
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--primary);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* Fixed Bottom Audio Player Dock */
.player-dock {
  position: fixed;
  bottom: var(--nav-height);
  left: 0;
  right: 0;
  z-index: 90;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-glass);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
}

.dock-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
  cursor: pointer;
}

.dock-art {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
}

.dock-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.dock-title {
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dock-status {
  font-size: 0.72rem;
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.dock-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.dock-play-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #ffffff;
  border: none;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 0 12px var(--primary-glow);
}

/* Mobile Fixed Bottom Navigation Bar */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 95;
  background: rgba(11, 15, 25, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 8px;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  flex: 1;
}

.nav-item-icon {
  font-size: 20px;
}

.nav-item.active {
  color: var(--primary);
  transform: translateY(-2px);
}

.nav-item.active .nav-item-icon {
  filter: drop-shadow(0 0 8px var(--primary-glow));
}

/* Expanded Full Screen Player & DSP Overlay Modal */
.full-player-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--bg-main);
  background-image: radial-gradient(circle at 50% 30%, rgba(99, 102, 241, 0.15), transparent 70%);
  display: none;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
  animation: slideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.full-player-modal.active {
  display: flex;
}

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

.player-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.player-header-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  font-weight: 700;
}

.player-visualizer-container {
  width: 100%;
  height: 220px;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--border-glass);
  margin-bottom: 20px;
}

#visualizerCanvas {
  width: 100%;
  height: 100%;
  display: block;
}

.player-art-large {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
  animation: rotateDisc 20s linear infinite;
  animation-play-state: paused;
}

.full-player-modal.playing .player-art-large {
  animation-play-state: running;
}

@keyframes rotateDisc {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.player-meta-large {
  text-align: center;
  margin-bottom: 20px;
}

.player-title-large {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.player-sub-large {
  font-size: 0.9rem;
  color: var(--primary);
  font-weight: 600;
}

/* 5-Band Equalizer & DSP Panel */
.dsp-panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.dsp-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.eq-sliders {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  text-align: center;
}

.eq-band {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.eq-slider-vert {
  -webkit-appearance: slider-vertical;
  width: 8px;
  height: 90px;
  background: rgba(255, 255, 255, 0.1);
  accent-color: var(--primary);
}

.eq-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 700;
}

/* PWA Install Banners (Android & iOS) */
.install-banner-android {
  position: fixed;
  bottom: calc(var(--nav-height) + 12px);
  left: 16px;
  right: 16px;
  z-index: 200;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.95), rgba(236, 72, 153, 0.95));
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: none;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.3s ease;
}

.install-banner-android.active {
  display: flex;
}

.install-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.install-btn {
  background: #ffffff;
  color: var(--primary-hover);
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
}

/* iOS PWA Install Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

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

.modal-box {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-glass);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 800;
}

.ios-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ios-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
}

/* Admin Studio Form & Data Table */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
}

.admin-table th, .admin-table td {
  padding: 10px;
  text-align: left;
  border-bottom: 1px solid var(--border-glass);
  font-size: 0.85rem;
}

.admin-table th {
  color: var(--primary);
  font-weight: 700;
}

.form-group {
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 16px var(--primary-glow);
}

.btn-danger {
  background: var(--danger);
  color: #ffffff;
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.78rem;
  cursor: pointer;
}

/* Additional Live Filter Bar & World Radios Explorer Styling */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
  align-items: center;
}

.filter-select {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  transition: all 0.2s ease;
  flex: 1;
  min-width: 110px;
}

.filter-select option {
  background: var(--bg-main);
  color: var(--text-main);
}

.filter-select:focus, .filter-select:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
}

.filter-pill {
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.filter-pill.active {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--success);
  color: #ffffff;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.world-flag-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

@media (min-width: 600px) {
  .world-flag-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 900px) {
  .world-flag-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.flag-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.flag-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.flag-icon {
  font-size: 26px;
}

.flag-name {
  font-size: 0.85rem;
  font-weight: 700;
}

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

/* Subpage Hero Header & Custom Radio Cards (From local_netflix_app) */
.subpage-hero-header {
  padding: 24px 20px;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  border: 1px solid var(--border-glass);
}

.subpage-title-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(229, 9, 20, 0.2);
  border: 1px solid rgba(229, 9, 20, 0.5);
  color: #ff4d4d;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.subpage-main-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #ffffff;
}

.subpage-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.radio-card-box {
  background: rgba(24, 28, 38, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  cursor: pointer;
  transition: all 0.25s ease;
}

.radio-card-box:hover {
  background: rgba(35, 42, 60, 0.95);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.radio-small-logo {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: #000;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.radio-info-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.radio-station-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.radio-meta-line {
  font-size: 0.75rem;
  color: #aaa;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.radio-details-line {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.radio-spec-badge {
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary);
  border: 1px solid rgba(99, 102, 241, 0.4);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
}

.radio-tag-pill {
  background: rgba(255, 255, 255, 0.08);
  color: #ddd;
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.radio-play-btn-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 0 12px var(--primary-glow);
  transition: transform 0.2s ease;
}

.radio-card-box:hover .radio-play-btn-circle {
  transform: scale(1.1);
}

.btn-hero {
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.btn-play {
  background: var(--primary);
  color: #ffffff;
}

.btn-play:hover {
  background: var(--primary-hover);
  box-shadow: 0 0 14px var(--primary-glow);
}

.btn-info {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid var(--border-glass);
}

.btn-info:hover {
  background: rgba(255, 255, 255, 0.2);
}