/* KeyCoach Prototype Styles */

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

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #a5b4fc;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --bg: #0f172a;
  --bg-card: #1e293b;
  --bg-elevated: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #475569;
  --radius: 12px;
  --radius-sm: 8px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.app-container {
  display: grid;
  grid-template-columns: 1fr 300px;
  grid-template-rows: auto 1fr;
  gap: 24px;
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
  min-height: 100vh;
}

/* Header */
.header {
  grid-column: 1 / -1;
  text-align: center;
  padding: 24px;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 2rem;
  font-weight: 700;
}

.logo-icon {
  font-size: 2.5rem;
}

.tagline {
  color: var(--text-muted);
  margin-top: 8px;
  font-size: 1.1rem;
}

/* Main Content */
.main-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Mock App (Gmail-like) */
.mock-app {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

.mock-app-header {
  background: var(--bg-elevated);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.mock-app-icon {
  font-size: 1.2rem;
}

.mock-toolbar {
  display: flex;
  gap: 8px;
  padding: 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.mock-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
}

.mock-btn:hover {
  background: var(--border);
  transform: translateY(-1px);
}

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

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

.mock-btn.primary:hover {
  background: var(--primary-dark);
}

.mock-btn.danger:hover {
  background: var(--danger);
  border-color: var(--danger);
}

.btn-icon {
  font-size: 1rem;
}

/* Mock Email List */
.mock-email-list {
  padding: 8px;
}

.mock-email {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s;
}

.mock-email:hover {
  background: var(--bg-elevated);
}

.mock-email.selected {
  background: rgba(99, 102, 241, 0.2);
}

.mock-email input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.email-star {
  cursor: pointer;
  transition: transform 0.2s;
}

.email-star:hover {
  transform: scale(1.2);
}

.email-sender {
  font-weight: 600;
  min-width: 100px;
}

.email-subject {
  flex: 1;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.email-time {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Dashboard */
.dashboard {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 24px;
}

.dashboard h2 {
  margin-bottom: 20px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.stat-card.streak {
  background: linear-gradient(135deg, #f59e0b20, #ef444420);
  border: 1px solid #f59e0b40;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-light);
}

.stat-card.streak .stat-value {
  color: var(--warning);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* Fluency Section */
.fluency-section {
  margin-bottom: 24px;
}

.fluency-section h3 {
  font-size: 1rem;
  margin-bottom: 12px;
}

.fluency-app {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.app-name {
  min-width: 100px;
  font-size: 0.9rem;
}

.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--bg-elevated);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--success));
  border-radius: 4px;
  transition: width 0.5s ease;
}

.fluency-pct {
  min-width: 45px;
  text-align: right;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary-light);
}

/* Recently Learned */
.recent-learned h3 {
  font-size: 1rem;
  margin-bottom: 12px;
}

.learned-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.learned-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.learned-item.empty {
  color: var(--text-muted);
  font-style: italic;
}

.learned-item kbd {
  background: var(--primary);
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: monospace;
  font-weight: 600;
}

.learned-item .learned-action {
  color: var(--text-muted);
}

.learned-item .learned-time {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Extension Popup */
.extension-popup {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 24px;
}

.popup-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
  font-weight: 600;
}

.popup-badge {
  margin-left: auto;
  background: var(--success);
  color: white;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 500;
}

.popup-section {
  margin-bottom: 20px;
}

.setting-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

/* Intensity Selector */
.intensity-selector {
  display: flex;
  gap: 6px;
}

.intensity-btn {
  flex: 1;
  padding: 8px 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}

.intensity-btn:hover {
  background: var(--border);
}

.intensity-btn.active {
  background: var(--primary);
  border-color: var(--primary);
}

/* Site Toggles */
.site-toggles {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.site-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  cursor: pointer;
}

.site-toggle input {
  accent-color: var(--primary);
}

/* Quick Stats */
.quick-stats {
  display: flex;
  gap: 12px;
}

.quick-stat {
  flex: 1;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
}

.qs-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-light);
}

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

/* Popup Buttons */
.popup-btn {
  width: 100%;
  padding: 10px;
  background: var(--primary);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 8px;
}

.popup-btn:hover {
  background: var(--primary-dark);
}

.popup-btn.secondary {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.popup-btn.secondary:hover {
  background: var(--border);
}

/* Notification */
.notification {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  transform: translateX(400px);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1000;
  min-width: 280px;
}

.notification.show {
  transform: translateX(0);
  opacity: 1;
}

.notif-icon {
  font-size: 1.5rem;
}

.notif-content {
  flex: 1;
}

.notif-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--primary-light);
}

.notif-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.notif-text kbd {
  background: var(--primary);
  color: white;
  padding: 2px 10px;
  border-radius: 4px;
  font-family: monospace;
  font-weight: 700;
  font-size: 1rem;
}

.notif-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}

.notif-close:hover {
  color: var(--text);
}

.notif-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--primary);
  border-radius: 0 0 var(--radius) var(--radius);
  width: 100%;
  transform-origin: left;
  animation: progress 3s linear forwards;
}

@keyframes progress {
  from { transform: scaleX(1); }
  to { transform: scaleX(0); }
}

/* Success Popup */
.success-popup {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  background: var(--success);
  color: white;
  padding: 24px 48px;
  border-radius: var(--radius);
  text-align: center;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1001;
}

.success-popup.show {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}

.success-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.success-text {
  font-weight: 600;
}

/* Responsive */
@media (max-width: 900px) {
  .app-container {
    grid-template-columns: 1fr;
  }
  
  .extension-popup {
    position: static;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}