/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  min-width: 48px;
  padding: 0 24px;
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: inherit;
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}

.btn-primary {
  background: var(--accent-primary);
  color: var(--text-on-accent);
}
.btn-primary:hover {
  background: var(--accent-primary-dim);
  box-shadow: var(--glow-primary);
}
.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.btn-secondary:hover {
  background: var(--bg-hover);
}
.btn-secondary:active {
  transform: scale(0.97);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.btn-ghost:active {
  transform: scale(0.97);
}

.btn-danger {
  background: rgba(244, 114, 182, 0.15);
  color: var(--accent-rose);
  border: 1px solid rgba(244, 114, 182, 0.3);
}
.btn-danger:hover {
  background: rgba(244, 114, 182, 0.25);
}

.btn-sm {
  height: 36px;
  padding: 0 16px;
  font-size: var(--font-size-sm);
}

.btn-lg {
  height: 56px;
  padding: 0 32px;
  font-size: var(--font-size-lg);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-loading .btn-text {
  opacity: 0;
}
.btn-loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.btn-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: scale(0);
  animation: ripple-anim 0.5s ease-out forwards;
  pointer-events: none;
}

@keyframes ripple-anim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ===== Cards ===== */
.card {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card-glass {
  background: var(--bg-glass);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
}

.card-clickable {
  cursor: pointer;
}
.card-clickable:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}
.card-clickable:active {
  transform: scale(0.98);
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fade-in var(--transition-normal) ease forwards;
}

.modal-content {
  background: var(--bg-elevated);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--spacing-xl) var(--spacing-lg);
  padding-bottom: max(var(--spacing-xl), env(safe-area-inset-bottom));
  width: 100%;
  max-width: 480px;
  animation: slide-up var(--transition-spring) forwards;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.modal-body {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed, 1.6);
}

.modal-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  flex-direction: column;
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slide-up {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

@keyframes fade-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes slide-down {
  from { transform: translateY(0); }
  to { transform: translateY(100%); }
}

.modal-overlay.closing {
  animation: fade-out 250ms ease forwards;
}
.modal-overlay.closing .modal-content {
  animation: slide-down 250ms ease forwards;
}

/* ===== Timer ===== */
.timer-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.timer-svg {
  transform: rotate(-90deg);
}

.timer-track {
  stroke: rgba(255, 255, 255, 0.1);
  fill: none;
}

.timer-progress {
  fill: none;
  stroke-linecap: round;
  transition: stroke var(--transition-fast);
}

.timer-text {
  position: absolute;
  font-family: var(--font-mono);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.timer-pulse {
  animation: timer-pulse 0.5s ease-in-out infinite;
}

@keyframes timer-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* ===== Toast ===== */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  background: var(--bg-elevated);
  border: var(--border-glass);
  border-radius: var(--radius-full);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  box-shadow: var(--shadow-modal);
  animation: toast-in 250ms ease forwards;
  color: var(--text-primary);
}

.toast.toast-out {
  animation: toast-out 250ms ease forwards;
}

.toast-success {
  border-color: rgba(45, 212, 191, 0.4);
  color: var(--accent-teal);
}

.toast-error {
  border-color: rgba(244, 114, 182, 0.4);
  color: var(--accent-rose);
}

.toast-achievement {
  border-color: rgba(251, 191, 36, 0.4);
  color: var(--accent-amber);
}

@keyframes toast-in {
  from { transform: translateY(-20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes toast-out {
  from { transform: translateY(0); opacity: 1; }
  to { transform: translateY(-20px); opacity: 0; }
}

/* ===== Progress Bar ===== */
.progress-bar-wrap {
  width: 100%;
}

.progress-bar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.progress-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.progress-bar-value {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--accent-lavender);
}

.progress-bar-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-lavender));
  border-radius: var(--radius-full);
  transition: width 500ms ease;
  min-width: 0;
}

/* ===== Score Board ===== */
.score-board {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.score-board-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
}

.score-board-rank {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  background: var(--bg-hover);
  color: var(--text-primary);
  flex-shrink: 0;
}

.score-board-rank.rank-1 {
  background: linear-gradient(135deg, #FBBF24, #F59E0B);
  color: #000;
}

.score-board-rank.rank-2 {
  background: linear-gradient(135deg, #94A3B8, #64748B);
  color: #fff;
}

.score-board-rank.rank-3 {
  background: linear-gradient(135deg, #B45309, #92400E);
  color: #fff;
}

.score-board-name {
  flex: 1;
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.score-board-score {
  font-weight: var(--font-weight-bold);
  color: var(--accent-lavender);
  font-family: var(--font-mono);
}

/* ===== Category Picker ===== */
.category-picker {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

.category-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
  min-height: 80px;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}

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

.category-item.selected {
  border-color: var(--accent-primary);
  background: rgba(124, 106, 239, 0.1);
}

.category-item-icon {
  font-size: 24px;
  line-height: 1;
}

.category-item-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-align: center;
  color: var(--text-secondary);
}

.category-item.selected .category-item-label {
  color: var(--text-primary);
}

/* ===== Player Input ===== */
.player-input {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.player-input-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.player-input-field {
  flex: 1;
  height: 48px;
  background: var(--bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 0 var(--spacing-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.player-input-field:focus {
  border-color: var(--accent-primary);
  outline: none;
}

.player-input-remove {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(244, 114, 182, 0.1);
  color: var(--accent-rose);
  cursor: pointer;
  transition: background var(--transition-fast);
  border: none;
  font-size: 18px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.player-input-remove:hover {
  background: rgba(244, 114, 182, 0.2);
}

.player-input-add {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  height: 48px;
  padding: 0 var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-family: inherit;
  transition: all var(--transition-fast);
  background: transparent;
  width: 100%;
  -webkit-tap-highlight-color: transparent;
}

.player-input-add:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* ===== Achievement Popup ===== */
.achievement-popup {
  position: fixed;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  z-index: 150;
  min-width: 280px;
  max-width: 320px;
  background: linear-gradient(135deg, var(--bg-elevated), rgba(124, 106, 239, 0.2));
  border: var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-modal), 0 0 40px rgba(124, 106, 239, 0.2);
  animation: achievement-in 500ms var(--transition-spring) forwards;
}

.achievement-popup.closing {
  animation: achievement-out 300ms ease forwards;
}

.achievement-icon {
  font-size: 36px;
  flex-shrink: 0;
  line-height: 1;
}

.achievement-info {
  flex: 1;
}

.achievement-label {
  font-size: var(--font-size-xs);
  color: var(--accent-amber);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.achievement-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-top: 2px;
}

@keyframes achievement-in {
  from { transform: translateX(-50%) translateY(100px); opacity: 0; }
  to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

@keyframes achievement-out {
  from { transform: translateX(-50%) translateY(0); opacity: 1; }
  to { transform: translateX(-50%) translateY(100px); opacity: 0; }
}

/* ===== Wheel ===== */
.wheel-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.wheel-canvas {
  border-radius: 50%;
  box-shadow: var(--shadow-modal), 0 0 40px rgba(124, 106, 239, 0.2);
}

.wheel-pointer {
  width: 0;
  height: 0;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 20px solid var(--accent-primary);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}

.wheel-result {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  text-align: center;
  color: var(--accent-lavender);
  min-height: 32px;
}

/* ===== Settings Panel ===== */
.settings-panel {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
}

.settings-info {
  flex: 1;
  margin-right: var(--spacing-md);
}

.settings-label {
  font-size: var(--font-size-base);
  color: var(--text-primary);
}

.settings-desc {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
}

/* Toggle switch */
.toggle {
  position: relative;
  width: 50px;
  height: 28px;
  cursor: pointer;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--bg-hover);
  border-radius: var(--radius-full);
  transition: background var(--transition-normal);
}

.toggle input:checked + .toggle-track {
  background: var(--accent-primary);
}

.toggle-thumb {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: left var(--transition-normal);
  pointer-events: none;
}

.toggle input:checked ~ .toggle-thumb {
  left: 26px;
}

/* Segment control */
.segment-control {
  display: flex;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 3px;
}

.segment-btn {
  flex: 1;
  height: 36px;
  border-radius: calc(var(--radius-md) - 2px);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  background: transparent;
  border: none;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

.segment-btn.active {
  background: var(--accent-primary);
  color: var(--text-on-accent);
}