/* ==========================================================================
   7th GRADE QUESTION LAB (QUESTION QUEST)
   Open Design Minimalist, High-Focus Student Learning Interface
   ========================================================================== */

:root {
  --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-subtle: #eff6ff;
  --primary-dark: #1e40af;
  
  --success: #10b981;
  --success-dark: #059669;
  --success-subtle: #ecfdf5;
  
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --border-light: #e2e8f0;
  --border-strong: #cbd5e1;
  
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, 0.1);
  
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-family);
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* Layout Container */
.ql-wrapper {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px 20px 60px;
  width: 100%;
}

/* Clean Header */
.ql-clean-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border-light);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ql-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.92rem;
  transition: var(--transition);
}

.ql-back-link:hover {
  background: #e2e8f0;
  color: var(--text-main);
  transform: translateX(-2px);
}

.back-icon {
  font-size: 1.2rem;
  line-height: 1;
}

/* Compact Mektebim School Pill */
.ql-school-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
}

.ql-school-logo {
  height: 28px;
  width: auto;
  object-fit: contain;
}

.ql-school-meta {
  display: flex;
  flex-direction: column;
}

.ql-school-campus {
  font-size: 0.8rem;
  font-weight: 800;
  color: #1e3a8a;
  line-height: 1.1;
}

.ql-school-teacher {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Header Center Title */
.ql-header-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.ql-title-badge {
  font-size: 0.72rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 0.08em;
}

.ql-title-main {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

@media (max-width: 680px) {
  .ql-header-title {
    display: none;
  }
}

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

.ql-stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: #fef3c7;
  border: 1px solid #fde68a;
  border-radius: var(--radius-full);
  color: #92400e;
  font-size: 0.95rem;
  font-weight: 800;
}

.ql-tool-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  background: #ffffff;
  color: var(--text-secondary);
  font-size: 1.05rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.ql-tool-btn:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
  border-color: var(--border-strong);
}

.ql-tool-btn.active {
  background: var(--primary-subtle);
  color: var(--primary);
  border-color: #bfdbfe;
}

.ql-teacher-btn {
  font-size: 0.95rem;
  opacity: 0.75;
}

.ql-teacher-btn:hover {
  opacity: 1;
}

/* Minimalist Mode Navigation Chips */
.ql-mode-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 12px 0 24px;
}

.ql-nav-chip {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.ql-nav-chip:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.ql-nav-chip.active {
  background: var(--text-main);
  color: #ffffff;
  border-color: var(--text-main);
}

/* Views Visibility */
.ql-view-screen {
  display: none;
  animation: fadeIn 0.25s ease-out;
}

.ql-view-screen.active {
  display: block;
}

/* ==========================================================================
   SCREEN 1: THE FOCUSED MISSION HERO CARD (OPEN DESIGN)
   ========================================================================== */
.ql-hero-focus-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  box-shadow: var(--shadow-sm);
  text-align: center;
}

@media (max-width: 600px) {
  .ql-hero-focus-card {
    padding: 24px 18px;
  }
}

.ql-unit-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--primary-subtle);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-full);
  color: var(--primary-dark);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.unit-tr-hint {
  color: var(--primary);
  font-weight: 700;
}

.ql-focus-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-main);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.ql-focus-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.5;
}

/* Direct Action Start Cards */
.ql-start-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
  text-align: left;
}

@media (max-width: 720px) {
  .ql-start-grid {
    grid-template-columns: 1fr;
  }
}

.ql-start-card {
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  cursor: pointer;
  background: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.ql-start-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-challenge:hover {
  border-color: var(--primary);
}

.card-practice:hover {
  border-color: var(--success);
}

.card-icon-badge {
  font-size: 2.4rem;
  line-height: 1;
  margin-bottom: 8px;
}

.card-tag {
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.card-challenge .card-tag {
  color: var(--primary);
}

.card-practice .card-tag {
  color: var(--success-dark);
}

.card-heading {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
}

.card-info {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.card-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.05rem;
  margin-top: 10px;
}

.card-challenge .card-action-btn {
  color: var(--primary);
}

.card-practice .card-action-btn {
  color: var(--success-dark);
}

.arrow-icon {
  transition: transform 0.2s ease;
}

.ql-start-card:hover .arrow-icon {
  transform: translateX(4px);
}

/* Quick Access Pills */
.ql-quick-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
}

.ql-quick-pill {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.ql-quick-pill:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

/* ==========================================================================
   SCREEN 2: QUIZ & PRACTICE WORKSPACE
   ========================================================================== */
.ql-clean-progress-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 18px;
}

.ql-progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.ql-progress-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ql-q-badge {
  font-size: 1rem;
  font-weight: 900;
  color: var(--text-main);
}

.ql-stage-badge {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--primary);
  background: var(--primary-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.ql-exit-btn {
  background: none;
  border: 1px solid var(--border-light);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.ql-exit-btn:hover {
  background: #fee2e2;
  color: var(--danger);
  border-color: #fca5a5;
}

.ql-dots-bar {
  display: flex;
  gap: 5px;
  width: 100%;
}

.ql-dot {
  flex: 1;
  height: 8px;
  border-radius: 9999px;
  background: #e2e8f0;
  transition: background 0.2s ease;
}

.ql-dot.current {
  background: var(--primary);
  transform: scaleY(1.25);
}

.ql-dot.correct {
  background: var(--success);
}

.ql-dot.incorrect {
  background: var(--danger);
}

/* Question Workspace Card */
.ql-question-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

@media (max-width: 600px) {
  .ql-question-card {
    padding: 20px;
  }
}

.ql-question-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.btn-speak-audio {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-speak-audio:hover {
  background: #e2e8f0;
}

.ql-question-stem {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 26px;
}

/* Answer Options Grid */
.ql-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 24px;
}

@media (max-width: 640px) {
  .ql-options-grid {
    grid-template-columns: 1fr;
  }
}

.ql-option-btn {
  min-height: 62px;
  padding: 14px 18px;
  font-size: 1.15rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--text-main);
  border: 1.5px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  text-align: left;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

.ql-option-btn:hover:not(:disabled) {
  border-color: var(--primary);
  background: var(--primary-subtle);
  transform: translateY(-2px);
}

.ql-option-letter {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bg-subtle);
  color: var(--text-secondary);
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.95rem;
  border: 1px solid var(--border-light);
}

.ql-option-btn.correct {
  background: var(--success-subtle) !important;
  border-color: var(--success) !important;
  color: #065f46 !important;
}

.ql-option-btn.correct .ql-option-letter {
  background: var(--success);
  color: #ffffff;
  border-color: var(--success-dark);
}

.ql-option-btn.incorrect {
  background: #fef2f2 !important;
  border-color: var(--danger) !important;
  color: #991b1b !important;
}

.ql-option-btn.incorrect .ql-option-letter {
  background: var(--danger);
  color: #ffffff;
  border-color: #b91c1c;
}

/* Learning Moment Card */
.ql-learning-card {
  background: #fffbeb;
  border: 1.5px solid #fde68a;
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin: 18px 0;
  animation: fadeIn 0.25s ease-out;
}

.ql-learning-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.ql-target-word-title {
  font-size: 1.35rem;
  font-weight: 900;
  color: #92400e;
  display: flex;
  align-items: center;
  gap: 10px;
}

.ql-learning-pill {
  background: #fef3c7;
  color: #92400e;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.8rem;
}

.ql-learning-card-body {
  font-size: 1.02rem;
  color: #78350f;
  line-height: 1.5;
}

.ql-learning-card-body p {
  margin: 4px 0;
}

/* Hint Box */
.ql-hint-box {
  background: var(--success-subtle);
  border: 1px solid #a7f3d0;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin: 16px 0;
  font-size: 1rem;
  font-weight: 600;
  color: #065f46;
}

/* Explanation Card */
.ql-explanation-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-top: 18px;
}

.ql-explanation-title {
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.ql-expl-en {
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 4px;
}

.ql-expl-tr {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* Action Bar */
.ql-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.ql-action-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ql-subtle-action-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.ql-subtle-action-btn:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

.ql-primary-next-btn {
  background: var(--primary);
  border: none;
  color: #ffffff;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 1.05rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  transition: var(--transition);
}

.ql-primary-next-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

/* ==========================================================================
   SCREEN 3: RESULT REPORT SCREEN
   ========================================================================== */
.ql-results-hero {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.ql-results-emoji {
  font-size: 3.5rem;
  margin-bottom: 8px;
}

.ql-results-title {
  font-size: 2rem;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 24px;
}

.ql-results-score-box {
  background: var(--primary-subtle);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-md);
  padding: 24px;
  display: inline-block;
  min-width: 240px;
  margin-bottom: 28px;
}

.ql-results-score {
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

.ql-results-percent {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--success-dark);
  margin-top: 8px;
}

.ql-skills-breakdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 24px 0;
  text-align: left;
}

.ql-skill-bar-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}

.ql-skill-header {
  display: flex;
  justify-content: space-between;
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.ql-bar-track {
  height: 8px;
  background: #e2e8f0;
  border-radius: var(--radius-full);
  overflow: hidden;
}

.ql-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: var(--radius-full);
}

.ql-results-words-section {
  text-align: left;
  margin: 28px 0;
}

.ql-results-words-section h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.ql-words-cloud {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.ql-word-tag {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
}

.ql-word-tag.weak {
  background: #fee2e2;
  color: #991b1b;
  border-color: #fca5a5;
}

.ql-word-tag.learned {
  background: #dcfce7;
  color: #166534;
  border-color: #86efac;
}

.ql-word-tag.strong {
  background: var(--primary-subtle);
  color: var(--primary-dark);
  border-color: #bfdbfe;
}

.ql-results-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.ql-btn-gold {
  background: #f59e0b;
  color: #ffffff;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.ql-btn-gold:hover {
  background: #d97706;
}

.ql-btn-primary-action {
  background: var(--primary);
  color: #ffffff;
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.ql-btn-primary-action:hover {
  background: var(--primary-hover);
}

.ql-btn-secondary-action {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  padding: 12px 20px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.ql-btn-secondary-action:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

/* ==========================================================================
   SCREEN 5: MY WORDS (DICTIONARY)
   ========================================================================== */
.ql-mywords-header {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.ql-clean-search-input {
  padding: 10px 18px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border-light);
  font-size: 1rem;
  outline: none;
  min-width: 260px;
  transition: var(--transition);
}

.ql-clean-search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.ql-wordbook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}

.ql-wordbook-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ql-wb-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.ql-wb-word {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
}

.ql-wb-pos {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-subtle);
  padding: 2px 8px;
  border-radius: 6px;
}

.ql-wb-def {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 6px;
}

.ql-wb-ex {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 6px;
}

/* Turkish helper toggling */
body.tr-off .tr-hint {
  display: none !important;
}

/* Hide mode navigation chips while taking a quiz or viewing final results */
.ql-wrapper:has(#qlScreen_quiz.active) .ql-mode-nav,
.ql-wrapper:has(#qlScreen_results.active) .ql-mode-nav {
  display: none !important;
}

/* Teacher Drawer & Overlay */
.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.teacher-drawer {
  position: fixed;
  top: 0;
  right: -500px;
  width: min(420px, 90vw);
  height: 100vh;
  background: #ffffff;
  box-shadow: -8px 0 24px rgba(15, 23, 42, 0.15);
  z-index: 999;
  transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.teacher-drawer.open {
  right: 0;
}

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

.drawer-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
}

.btn-close-drawer {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.btn-close-drawer:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

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