/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0f0f0f;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #252525;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --border-color: #333333;
  --primary-color: #3b82f6;
  --danger-color: #ef4444;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== LAYOUT ===== */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.header {
  background-color: var(--bg-secondary);
  padding: 1rem 2rem;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header h1 {
  font-size: 1.75rem;
  font-weight: 700;
}

.header-controls {
  display: flex;
  gap: 1rem;
}

.main-content {
  display: flex;
  flex: 1;
  position: relative;
}

/* ===== CACHE PROGRESS ===== */
.cache-progress {
  background-color: var(--bg-secondary);
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border-color);
}

.progress-bar {
  width: 100%;
  height: 30px;
  background-color: var(--bg-tertiary);
  border-radius: 15px;
  overflow: hidden;
  margin-bottom: 0.5rem;
  border: 2px solid var(--border-color);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--success-color));
  transition: width 0.3s ease;
  width: 0%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.progress-text {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ===== SETUP SIDEBAR ===== */
.setup-sidebar {
  width: 350px;
  background-color: var(--bg-secondary);
  border-right: 2px solid var(--border-color);
  padding: 1.5rem;
  overflow-y: auto;
  transition: transform 0.3s ease;
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.sidebar-header h2 {
  font-size: 1.25rem;
}

.upload-section,
.settings-section {
  margin-bottom: 2rem;
}

.upload-section h3,
.settings-section h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== SOUNDBOARD CONTAINER ===== */
.soundboard-container {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

.global-controls {
  display: flex;
  gap: 2rem;
  align-items: center;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border-radius: 12px;
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow);
}

.volume-control {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
}

.volume-control label {
  font-weight: 600;
  white-space: nowrap;
}

.volume-control input[type="range"] {
  flex: 1;
  max-width: 300px;
}

.volume-control span {
  min-width: 50px;
  font-weight: bold;
  color: var(--primary-color);
}

/* ===== SOUND GRID ===== */
.sound-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  min-height: 300px;
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
}

.empty-state p {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

/* ===== GROUP CONTAINER ===== */
.group-container {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.group-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.group-play-btn {
  padding: 0.7rem 1.5rem;
  background-color: var(--success-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.group-play-btn:hover {
  background-color: #059669;
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.group-sounds {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}

/* ===== UNGROUPED SOUNDS ===== */
.ungrouped-sounds {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}

/* ===== SOUND CARD ===== */
.sound-card {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: visible;
}

.sound-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--card-color, var(--primary-color));
}

.sound-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--card-color, var(--primary-color));
}

.sound-card.playing {
  border-color: var(--success-color);
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.sound-card.playing::before {
  background-color: var(--success-color);
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.sound-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.sound-title {
  font-size: 1.1rem;
  font-weight: 600;
  word-break: break-word;
  flex: 1;
}

.sound-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sound-keybind {
  background-color: var(--bg-tertiary);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: bold;
  border: 1px solid var(--border-color);
  min-width: 30px;
  text-align: center;
}

/* ===== KEBAB MENU ===== */
.kebab-menu {
  position: relative;
}

.kebab-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.kebab-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.kebab-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  min-width: 180px;
  z-index: 1000;
  overflow: hidden;
  margin-top: 0.25rem;
}

.kebab-dropdown button {
  width: 100%;
  padding: 0.75rem 1rem;
  background: none;
  border: none;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background-color 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.kebab-dropdown button:hover {
  background-color: var(--bg-secondary);
}

.kebab-dropdown button.danger:hover {
  background-color: var(--danger-color);
  color: white;
}

.sound-controls {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sound-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.sound-volume {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sound-volume label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.sound-volume input[type="range"] {
  flex: 1;
}

.sound-volume span {
  font-size: 0.85rem;
  font-weight: bold;
  min-width: 40px;
  text-align: right;
}

/* ===== BUTTONS ===== */
.btn {
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn:active {
  transform: translateY(0);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

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

.btn-primary:hover {
  background-color: #2563eb;
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
}

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-success {
  background-color: var(--success-color);
  color: white;
}

.btn-success:hover {
  background-color: #059669;
}

.btn-warning {
  background-color: var(--warning-color);
  color: white;
}

.btn-warning:hover {
  background-color: #d97706;
}

.btn-small {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  flex: 1;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.btn-block {
  width: 100%;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
  transition: color 0.2s ease;
}

.btn-icon:hover {
  color: var(--danger-color);
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  font-size: 0.9rem;
}

.form-group small {
  display: block;
  margin-top: 0.25rem;
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="file"],
.form-group select {
  width: 100%;
  padding: 0.6rem;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.form-group input[type="text"]:focus,
.form-group input[type="number"]:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input[type="color"] {
  width: 100%;
  height: 40px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  background-color: var(--bg-tertiary);
}

.form-group input[type="checkbox"] {
  margin-right: 0.5rem;
  cursor: pointer;
  width: 18px;
  height: 18px;
}

.toggle-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.toggle-label:hover {
  background-color: var(--bg-tertiary);
}

.toggle-label span {
  font-weight: 500;
}

.loop-count-group {
  margin-left: 1.5rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border-color);
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--primary-color);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--primary-color);
  border-radius: 50%;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

input[type="range"]::-moz-range-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

/* ===== MODAL ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal-content {
  background-color: var(--bg-secondary);
  border-radius: 12px;
  padding: 2rem;
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--border-color);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-header h2 {
  font-size: 1.5rem;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.modal-actions button {
  flex: 1;
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  min-width: 300px;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.toast.success {
  border-color: var(--success-color);
}

.toast.error {
  border-color: var(--danger-color);
}

.toast.warning {
  border-color: var(--warning-color);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ===== UTILITY CLASSES ===== */
.hidden {
  display: none !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }

  .header-controls {
    width: 100%;
    flex-direction: column;
  }

  .setup-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 200;
    transform: translateX(-100%);
  }

  .setup-sidebar:not(.hidden) {
    transform: translateX(0);
  }

  .global-controls {
    flex-direction: column;
    gap: 1rem;
  }

  .volume-control {
    width: 100%;
  }

  .group-sounds,
  .ungrouped-sounds {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
  }

  .toast-container {
    left: 1rem;
    right: 1rem;
  }

  .toast {
    min-width: auto;
  }
}

/* ===== SCROLLBAR STYLING ===== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-color);
}