/* ==========================================================================
   NAMASTE NEPALI - Multilingual & Directional App Styles
   ========================================================================== */

:root {
  --primary-teal: #0d9488;
  --primary-teal-hover: #0f766e;
  --primary-teal-light: #ccfbf1;
  --accent-amber: #f59e0b;
  --accent-amber-light: #fef3c7;
  --accent-coral: #ef4444;
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;
  
  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #334155;
  --border-color: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --nepali-devanagari-color: #f59e0b;
  --nepali-roman-color: #38bdf8;
  --german-color: #f1f5f9;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.35);
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Global utility – used on banner, auth views, etc. */
.hidden {
  display: none !important;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
}

/* Header & Direction Picker */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background: rgba(30, 41, 59, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  gap: 16px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 32px;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.3));
}

.logo-text h1 {
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-main), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.logo-subtext {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary-teal);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.direction-picker {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.6);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
}

.select-direction {
  background: transparent;
  border: none;
  color: var(--accent-cyan);
  font-size: 13px;
  font-weight: 700;
  outline: none;
  cursor: pointer;
}

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

.header-stats {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stat-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.streak-badge {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--accent-amber);
}

.xp-badge {
  background: rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
}

.user-profile-btn {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Sidebar & Main Layout */
.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.app-sidebar {
  width: 240px;
  background: var(--bg-dark);
  border-right: 1px solid var(--border-color);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  position: relative;
}

.nav-item i {
  font-size: 18px;
  width: 22px;
  text-align: center;
}

.nav-item:hover {
  background: var(--bg-card);
  color: var(--text-main);
}

.nav-item.active {
  background: linear-gradient(135deg, var(--primary-teal), #0f766e);
  color: #fff;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.4);
}

.nav-badge {
  background: var(--accent-amber);
  color: #000;
  font-size: 11px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  margin-left: auto;
}

.nav-sparkle {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-left: auto;
}

.app-content {
  flex: 1;
  overflow-y: auto;
  padding: 28px 36px;
  background: radial-gradient(circle at top right, rgba(13, 148, 136, 0.08), transparent 40%);
}

.tab-view {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.tab-view.hidden {
  display: none !important;
}

.view-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.view-header h2 {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-main);
}

.subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 4px;
  max-width: 650px;
}

.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.banner-info {
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.4);
  color: var(--text-main);
}

.banner-content {
  display: flex;
  align-items: center;
  gap: 14px;
}

.banner-icon {
  font-size: 22px;
  color: var(--accent-cyan);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-teal), #059669);
  color: #fff;
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.35);
}

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

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

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--primary-teal);
  background: rgba(13, 148, 136, 0.1);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-full {
  width: 100%;
}

.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.curriculum-container {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.level-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.level-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
}

.level-badge-num {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-teal), var(--accent-cyan));
  color: #fff;
  font-weight: 800;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lessons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.lesson-card {
  background: rgba(15, 23, 42, 0.6);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lesson-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-teal);
}

.lesson-card.completed {
  border-color: rgba(5, 150, 105, 0.6);
  background: rgba(5, 150, 105, 0.08);
}

/* Multilingual Phrase Box rendering */
.phrase-box {
  background: var(--bg-card-hover);
  border-radius: var(--radius-md);
  padding: 20px;
  border-left: 4px solid var(--primary-teal);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.phrase-devanagari {
  font-family: 'Noto Sans Devanagari', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--nepali-devanagari-color);
}

.phrase-romanized {
  font-size: 18px;
  font-style: italic;
  font-weight: 600;
  color: var(--nepali-roman-color);
  background: rgba(56, 189, 248, 0.1);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  display: inline-block;
  align-self: flex-start;
}

.phrase-translation {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  margin-top: 4px;
}

.btn-tts-play {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-cyan), var(--primary-teal));
  color: #fff;
  border: none;
  font-size: 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(6, 182, 212, 0.3);
  transition: var(--transition);
}

.btn-tts-play:hover {
  transform: scale(1.1);
}

.btn-tts-play.playing {
  animation: pulse-ring 1.2s infinite;
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.7); }
  70% { box-shadow: 0 0 0 14px rgba(6, 182, 212, 0); }
  100% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0); }
}

.daily-card-wrapper {
  max-width: 720px;
}

.daily-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.daily-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 800;
}

.daily-task-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.daily-task-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(15, 23, 42, 0.5);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  cursor: pointer;
}

.daily-task-item.completed {
  border-color: var(--primary-teal);
  background: rgba(13, 148, 136, 0.1);
}

.task-checkbox {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

.daily-task-item.completed .task-checkbox {
  background: var(--primary-teal);
  border-color: var(--primary-teal);
  color: #fff;
}

/* Chat Engine */
.tutor-container {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 160px);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.tutor-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: rgba(15, 23, 42, 0.8);
  border-bottom: 1px solid var(--border-color);
}

.tutor-avatar {
  font-size: 30px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-amber), var(--accent-coral));
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-suggestions {
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  background: rgba(15, 23, 42, 0.4);
  overflow-x: auto;
  border-bottom: 1px solid var(--border-color);
}

.chip {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--bg-card-hover);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 13px;
  white-space: nowrap;
  cursor: pointer;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.message-row {
  display: flex;
  gap: 12px;
  max-width: 85%;
}

.message-row.user {
  margin-left: auto;
  flex-direction: row-reverse;
}

.message-bubble {
  background: var(--bg-card-hover);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.message-row.user .message-bubble {
  background: linear-gradient(135deg, var(--primary-teal), #0f766e);
  color: #fff;
  border: none;
}

.chat-input-area {
  display: flex;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(15, 23, 42, 0.9);
  border-top: 1px solid var(--border-color);
}

.chat-input-area textarea {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-main);
  font-family: inherit;
  font-size: 14px;
  resize: none;
  outline: none;
}

.search-box {
  position: relative;
  width: 280px;
}

.search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  outline: none;
}

.vocab-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.category-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.category-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-red);
  box-shadow: var(--shadow-md);
}

.category-card.active {
  border-color: var(--accent-red);
  background: rgba(224, 60, 49, 0.04);
}

.category-card.cat-learned {
  border-color: var(--accent-amber);
}
.category-card.cat-learned.active {
  border-color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.04);
}

.cat-icon {
  font-size: 28px;
}

.cat-info h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
}

.cat-counter {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

.btn-start-trainer {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13px;
  padding: 6px 14px;
}

.vocab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.vocab-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-card-icon {
  font-size: 32px;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-card-icon.teal { background: rgba(13, 148, 136, 0.15); }
.stat-card-icon.amber { background: rgba(245, 158, 11, 0.15); }
.stat-card-icon.blue { background: rgba(6, 182, 212, 0.15); }
.stat-card-icon.purple { background: rgba(99, 102, 241, 0.15); }

.stat-number {
  font-size: 24px;
  font-weight: 800;
  display: block;
}

.stat-title {
  font-size: 13px;
  color: var(--text-muted);
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal.hidden {
  display: none !important;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.modal-footer {
  padding: 16px 24px;
  background: rgba(15, 23, 42, 0.5);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-with-button {
  display: flex;
  gap: 8px;
}

.input-with-button input {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-main);
  outline: none;
}

.form-select {
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-main);
  outline: none;
}

.help-text {
  font-size: 12px;
  color: var(--text-muted);
}

.divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 6px 0;
}

.switch-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  cursor: pointer;
}

.lesson-modal-content {
  max-width: 760px;
  min-height: 540px;
  display: flex;
  flex-direction: column;
}

.lesson-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
}

.lesson-progress-bar-container {
  flex: 1;
  height: 12px;
  background: var(--bg-dark);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.lesson-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-teal), var(--accent-cyan));
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.lesson-stage {
  flex: 1;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 24px;
}

.lesson-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 23, 42, 0.8);
}

.feedback-box {
  font-weight: 700;
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.feedback-box.correct {
  color: #10b981;
}

.feedback-box.incorrect {
  color: var(--accent-coral);
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  width: 100%;
  max-width: 600px;
}

.option-btn {
  background: var(--bg-card-hover);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.option-btn:hover {
  border-color: var(--primary-teal);
  background: rgba(13, 148, 136, 0.15);
}

.option-btn.selected {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.2);
}

.option-btn.correct {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.option-btn.incorrect {
  border-color: var(--accent-coral);
  background: rgba(239, 68, 68, 0.2);
  color: var(--accent-coral);
}

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 2000;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary-teal);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  color: var(--text-main);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 840px) {
  .app-header {
    flex-wrap: wrap;
  }
  .app-body {
    flex-direction: column;
  }
  .app-sidebar {
    width: 100%;
    flex-direction: row;
    overflow-x: auto;
  }
  .nav-item span {
    display: none;
  }
  .app-content {
    padding: 18px 16px;
  }
  .options-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Auth Modal: Tabs, Forms, Input Icon Wraps, Active Card
   ============================================================ */

.auth-modal-content {
  max-width: 480px;
}

.auth-tabs {
  display: flex;
  gap: 0;
  background: var(--bg-dark);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 20px;
}

.auth-tab-btn {
  flex: 1;
  padding: 10px 14px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.auth-tab-btn.active {
  background: var(--primary-teal);
  color: #fff;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.4);
}

.auth-form-box {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-form-box.hidden {
  display: none !important;
}

.input-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon-wrap > i {
  position: absolute;
  left: 13px;
  color: var(--text-muted);
  font-size: 13px;
  pointer-events: none;
}

.input-icon-wrap input {
  width: 100%;
  padding: 11px 42px 11px 36px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.input-icon-wrap input:focus {
  border-color: var(--primary-teal);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

.btn-toggle-pw {
  position: absolute;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 6px;
  font-size: 13px;
}

.btn-toggle-pw:hover {
  color: var(--text-main);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.auth-divider span {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 700;
  letter-spacing: 1px;
}

/* Shake animation for wrong password */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-10px); }
  40%       { transform: translateX(10px); }
  60%       { transform: translateX(-8px); }
  80%       { transform: translateX(8px); }
}

.shake {
  animation: shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
  border-color: var(--accent-coral) !important;
}

/* Active user card in modal */
.active-user-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(13, 148, 136, 0.1);
  border: 1px solid rgba(13, 148, 136, 0.3);
  padding: 16px 20px;
  border-radius: var(--radius-md);
}

.user-card-avatar {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: var(--bg-card-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  overflow: hidden;
  border: 2px solid var(--primary-teal);
  flex-shrink: 0;
}

.user-card-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-card-info {
  flex: 1;
  min-width: 0;
}

.user-card-name {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-main);
  margin: 2px 0 6px;
}

.user-card-badges {
  display: flex;
  gap: 8px;
  align-items: center;
}

.badge-xp {
  background: rgba(6, 182, 212, 0.15);
  border: 1px solid rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.streak-badge-sm {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--accent-amber);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.btn-outline-danger {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: var(--accent-coral);
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-outline-danger:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--accent-coral);
}


/* Active User Card & Profiles Grid */
.active-user-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(13, 148, 136, 0.1);
  border: 1px solid rgba(13, 148, 136, 0.3);
  padding: 16px 20px;
  border-radius: var(--radius-md);
}

.user-card-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--bg-card-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  overflow: hidden;
  border: 2px solid var(--primary-teal);
}

.user-card-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-card-info {
  flex: 1;
}

.user-card-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
}

.user-card-email {
  font-size: 12px;
  color: var(--text-muted);
}

.btn-outline-danger {
  background: transparent;
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: var(--accent-coral);
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.btn-outline-danger:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--accent-coral);
}

.profiles-list-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 180px;
  overflow-y: auto;
  padding-right: 4px;
}

.profile-item-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.profile-item-card:hover {
  border-color: var(--primary-teal);
}

.profile-item-card.active {
  border-color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.08);
}

.profile-item-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.profile-item-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 16px;
  background: var(--bg-card);
}

.profile-item-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-item-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}

/* Chapter Exam Cards */
.lesson-card.exam-card {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(13, 148, 136, 0.12) 100%);
  border: 1px solid rgba(245, 158, 11, 0.4);
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.1);
}

.lesson-card.exam-card:hover:not(.disabled) {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.25);
}

.lesson-card-icon.exam-icon {
  font-size: 24px;
  background: rgba(245, 158, 11, 0.2);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.status-badge.ready {
  background: rgba(13, 148, 136, 0.2);
  border: 1px solid var(--primary-teal);
  color: var(--primary-teal);
}

.status-badge.locked {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.xp-tag.gold {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}