/* CARD SYSTEM */
    .card {
      background: var(--card-bg);
      border: 2px solid var(--card-border);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-md);
      padding: 32px;
      transition: all 0.25s ease;
    }

    .card:hover {
      box-shadow: var(--shadow-lg);
      border-color: #475569;
    }

    /* FORM & BUTTONS */
    .join {
      max-width: 520px;
      margin: 16px auto;
      background: var(--card-bg);
      border: 2px solid var(--card-border);
      box-shadow: var(--shadow-lg);
    }

    .join h2 {
      font-family: 'Rubik', 'Inter', -apple-system, sans-serif;
      margin-top: 0;
      font-size: 30px;
      font-weight: 900;
      letter-spacing: -0.5px;
      color: var(--ink);
    }

    .field {
      margin: 20px 0;
    }

    .field label {
      display: block;
      margin-bottom: 8px;
      font-size: 14px;
      font-weight: 800;
      color: var(--muted);
    }

    .field input,
    .field select,
    .field textarea,
    .field-select {
      width: 100%;
      padding: 16px 20px;
      border: 2px solid var(--input-border);
      border-radius: var(--radius-md);
      outline: none;
      background: var(--input-bg);
      color: var(--ink);
      font-size: 16px;
      font-weight: 700;
      transition: all 0.2s ease;
    }

    .field select,
    .field-select {
      cursor: pointer;
    }

    .field select option,
    .field-select option {
      background: var(--card-bg);
      color: var(--ink);
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus,
    .field-select:focus {
      border-color: var(--brand-indigo);
      box-shadow: 0 0 0 4px var(--brand-indigo-light);
    }

    input::placeholder,
    textarea::placeholder {
      color: var(--subtle);
      opacity: 1;
    }

    input:-webkit-autofill,
    input:-webkit-autofill:hover,
    input:-webkit-autofill:focus,
    textarea:-webkit-autofill,
    select:-webkit-autofill {
      -webkit-text-fill-color: var(--ink) !important;
      -webkit-box-shadow: 0 0 0px 1000px var(--input-bg) inset !important;
      box-shadow: 0 0 0px 1000px var(--input-bg) inset !important;
      transition: background-color 5000s ease-in-out 0s;
    }

    .btn {
      padding: 16px 28px;
      border-radius: var(--radius-md);
      font-weight: 800;
      font-size: 15px;
      letter-spacing: 0.3px;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:active {
      transform: scale(0.97);
    }

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

    .btn.primary,
    .btn-primary {
      color: #ffffff;
      background: linear-gradient(135deg, #4f46e5, #6366f1);
      box-shadow: 0 10px 25px -4px rgba(99, 102, 241, 0.35);
    }

    .btn.primary:hover,
    .btn-primary:hover {
      box-shadow: 0 14px 30px -4px rgba(99, 102, 241, 0.45);
    }

    .btn.secondary,
    .btn-secondary {
      color: var(--ink);
      background: var(--card-bg-subtle);
      border: 2px solid var(--card-border);
      font-weight: 800;
    }

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

    .btn.success,
    .btn-success {
      color: #ffffff;
      background: linear-gradient(135deg, #059669, #10b981);
      box-shadow: 0 10px 25px -4px rgba(16, 185, 129, 0.35);
    }

    .btn.danger,
    .btn-danger {
      color: #ffffff;
      background: linear-gradient(135deg, #e11d48, #f43f5e);
      box-shadow: 0 10px 25px -4px rgba(244, 63, 94, 0.35);
    }

    .btn.full,
    .btn-full {
      width: 100%;
    }

    .btn-text {
      background: transparent;
      border: none;
      color: var(--muted);
      font-size: 12.5px;
      font-weight: 700;
      cursor: pointer;
      padding: 4px 8px;
      border-radius: var(--radius-sm, 6px);
      display: inline-flex;
      align-items: center;
      gap: 4px;
      transition: color 0.15s ease, background-color 0.15s ease;
      user-select: none;
      line-height: 1.3;
    }

    .btn-text:hover {
      color: var(--ink);
      background: rgba(255, 255, 255, 0.06);
    }

    [data-theme="light"] .btn-text:hover {
      background: rgba(0, 0, 0, 0.05);
    }


    /* ==========================================
       EMPTY STATE
    ========================================== */
    .empty-state {
      text-align: center;
      padding: 48px 24px;
      color: var(--muted);
    }

    .empty-state-icon {
      font-size: 48px;
      margin-bottom: 16px;
      opacity: 0.6;
    }

    .empty-state-text {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--subtle);
    }

    .empty-state-sub {
      font-size: 14px;
      font-weight: 600;
      color: var(--subtle);
    }

    /* ==========================================
       SKELETON LOADING
    ========================================== */
    .skeleton {
      background: linear-gradient(90deg, var(--card-bg-subtle) 25%, var(--card-border) 50%, var(--card-bg-subtle) 75%);
      background-size: 200% 100%;
      animation: skeletonShimmer 1.5s infinite;
      border-radius: var(--radius-sm);
    }

    @keyframes skeletonShimmer {
      0% {
        background-position: 200% 0;
      }

      100% {
        background-position: -200% 0;
      }
    }

    .skeleton-card {
      height: 100px;
      border-radius: var(--radius-lg);
    }

    .skeleton-line {
      height: 16px;
      margin-bottom: 10px;
    }

    .skeleton-line.short {
      width: 60%;
    }

    .skeleton-line.medium {
      width: 80%;
    }


    /* =========================================================
       APP INITIAL SKELETON LOADER (Anti-flash Soft Dark Slate)
    ========================================================= */
    .app-init-loader {
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 65vh;
      padding: 40px 20px;
      width: 100%;
    }

    .init-loader-card {
      width: 100%;
      max-width: 520px;
      background: var(--card-bg, #111827);
      border: 1px solid var(--card-border, #1e293b);
      border-radius: var(--radius-lg, 16px);
      padding: 36px 28px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
    }

    .init-loader-logo {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 24px;
    }

    .init-loader-logo-img {
      width: 160px;
      max-width: 180px;
      height: auto;
      object-fit: contain;
      display: block;
      filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.15));
    }

    .init-logo-badge {
      font-family: 'Space Grotesk', 'Rubik', sans-serif;
      font-weight: 900;
      font-size: 20px;
      letter-spacing: 2px;
      color: var(--blue, #38bdf8);
      background: rgba(56, 189, 248, 0.08);
      border: 1px solid rgba(56, 189, 248, 0.25);
      padding: 6px 18px;
      border-radius: 9999px;
      position: relative;
      z-index: 2;
    }

    .init-logo-pulse {
      position: absolute;
      width: 100%;
      height: 100%;
      border-radius: 9999px;
      background: rgba(56, 189, 248, 0.2);
      animation: initPulse 2s infinite ease-out;
      z-index: 1;
    }

    @keyframes initPulse {
      0% {
        transform: scale(0.95);
        opacity: 0.8;
      }

      70% {
        transform: scale(1.35);
        opacity: 0;
      }

      100% {
        transform: scale(1.35);
        opacity: 0;
      }
    }

    .init-loader-shimmer {
      background: linear-gradient(90deg, rgba(30, 41, 59, 0.5) 0%, rgba(51, 65, 85, 0.8) 50%, rgba(30, 41, 59, 0.5) 100%);
      background-size: 200% 100%;
      animation: initShimmer 1.5s infinite;
      border-radius: var(--radius-sm, 8px);
    }

    @keyframes initShimmer {
      0% {
        background-position: 200% 0;
      }

      100% {
        background-position: -200% 0;
      }
    }

    .init-shimmer-title {
      width: 65%;
      height: 24px;
      margin-bottom: 12px;
    }

    .init-shimmer-subtitle {
      width: 45%;
      height: 14px;
      margin-bottom: 28px;
      opacity: 0.7;
    }

    .init-loader-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      width: 100%;
      margin-bottom: 24px;
    }

    .init-shimmer-box {
      height: 64px;
      border-radius: var(--radius-md, 12px);
    }

    .init-loader-text {
      font-size: 13px;
      color: var(--muted, #94a3b8);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    @keyframes spinAnim {
      from {
        transform: rotate(0deg);
      }

      to {
        transform: rotate(360deg);
      }
    }

    .spin-anim {
      animation: spinAnim 1s linear infinite;
    }


    /* =========================================================
       UNIFIED FORM INPUTS & CUSTOM SELECTS
    ========================================================= */
    .form-input,
    .form-select,
    select.form-input,
    input.form-input,
    .schedule-select,
    .teacher-select {
      width: 100%;
      box-sizing: border-box;
      padding: 10px 14px;
      background: var(--input-bg, #0f172a);
      border: 1px solid var(--input-border, #334155);
      border-radius: var(--radius-md, 12px);
      color: var(--ink, #f8fafc);
      font-size: 13.5px;
      font-weight: 600;
      font-family: inherit;
      outline: none;
      transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
    }

    .form-input::placeholder {
      color: var(--subtle, #64748b);
      font-weight: 500;
    }

    select.form-input,
    .form-select,
    .schedule-select,
    .teacher-select {
      appearance: none;
      -webkit-appearance: none;
      -moz-appearance: none;
      padding-right: 36px;
      cursor: pointer;
      text-overflow: ellipsis;
      white-space: nowrap;
      overflow: hidden;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 14px center;
      background-size: 14px 14px;
    }

    [data-theme="light"] select.form-input,
    [data-theme="light"] .form-select,
    [data-theme="light"] .schedule-select,
    [data-theme="light"] .teacher-select {
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    }

    .form-input:focus,
    .form-select:focus,
    select.form-input:focus,
    input.form-input:focus,
    .schedule-select:focus,
    .teacher-select:focus {
      border-color: var(--brand-indigo);
      box-shadow: 0 0 0 3px var(--brand-indigo-light);
      background-color: var(--card-bg);
    }

    select.form-input option,
    .form-select option,
    .schedule-select option,
    .teacher-select option {
      background: #0f172a;
      color: #f8fafc;
      padding: 10px 14px;
      font-weight: 500;
    }

    [data-theme="light"] select.form-input option,
    [data-theme="light"] .form-select option,
    [data-theme="light"] .schedule-select option,
    [data-theme="light"] .teacher-select option {
      background: #ffffff;
      color: #0f172a;
    }

    .form-select-wrap {
      position: relative;
      width: 100%;
      min-width: 0;
    }


    /* =========================================================
   NEW ENHANCEMENTS: BQ24 TODAY, PROJECTOR MODE, TEACHER DASH,
   ANALYTICS, LEARNING PATH, NOTIFICATIONS, CLASS RANKING
========================================================= */

    /* =========================================================
       BQ24 CUSTOM DROPDOWN COMPONENT (.bq-dropdown)
    ========================================================= */
    .bq-dropdown {
      position: relative;
      display: inline-block;
      width: 100%;
      min-width: 0;
      max-width: 100%;
      box-sizing: border-box;
      font-family: inherit;
      user-select: none;
    }

    .bq-dropdown.open {
      z-index: 160;
    }

    .bq-dropdown-trigger {
      width: 100%;
      min-height: 42px;
      box-sizing: border-box;
      padding: 10px 14px;
      background: var(--input-bg, #0f172a);
      border: 1px solid var(--input-border, #334155);
      border-radius: var(--radius-md, 12px);
      color: var(--ink, #f8fafc);
      font-size: 13.5px;
      font-weight: 600;
      font-family: inherit;
      cursor: pointer;
      outline: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
      text-align: left;
    }

    .bq-dropdown-trigger:hover {
      border-color: var(--brand-indigo, #3b82f6);
    }

    .bq-dropdown-trigger:focus-visible,
    .bq-dropdown.open .bq-dropdown-trigger {
      border-color: var(--brand-indigo, #3b82f6);
      box-shadow: 0 0 0 3px var(--brand-indigo-light, rgba(59, 130, 246, 0.15));
      background: var(--card-bg, #1e293b);
    }

    .bq-dropdown-label {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      flex: 1;
    }

    .bq-dropdown-chevron {
      width: 16px;
      height: 16px;
      color: var(--muted, #94a3b8);
      flex-shrink: 0;
      transition: transform 0.2s ease, color 0.2s ease;
    }

    .bq-dropdown.open .bq-dropdown-chevron {
      transform: rotate(180deg);
      color: var(--brand-indigo, #3b82f6);
    }

    .bq-dropdown-menu {
      position: absolute;
      top: calc(100% + 6px);
      left: 0;
      right: auto;
      min-width: 100%;
      max-width: min(360px, calc(100vw - 32px));
      max-height: 280px;
      overflow-y: auto;
      background: var(--card-bg, #1e293b);
      border: 1px solid var(--card-border, #334155);
      border-radius: var(--radius-md, 12px);
      box-shadow: var(--shadow-lg, 0 12px 28px rgba(0, 0, 0, 0.4));
      padding: 6px;
      z-index: 150;
      display: none;
      flex-direction: column;
      gap: 2px;
      box-sizing: border-box;
      animation: bqDropdownFadeIn 0.15s ease;
    }

    @keyframes bqDropdownFadeIn {
      from {
        opacity: 0;
        transform: translateY(-4px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .bq-dropdown.open .bq-dropdown-menu {
      display: flex;
    }

    .bq-dropdown-item {
      width: 100%;
      min-height: 40px;
      box-sizing: border-box;
      padding: 10px 12px;
      border-radius: var(--radius-sm, 8px);
      color: var(--ink, #f8fafc);
      font-size: 13.5px;
      font-weight: 500;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      background: transparent;
      border: none;
      text-align: left;
      transition: background 0.15s ease, color 0.15s ease;
    }

    .bq-dropdown-item:hover,
    .bq-dropdown-item:focus {
      background: var(--brand-indigo-light, rgba(59, 130, 246, 0.12));
      color: var(--ink, #f8fafc);
      outline: none;
    }

    .bq-dropdown-item.selected {
      background: var(--brand-indigo-light, rgba(59, 130, 246, 0.16));
      color: var(--brand-indigo, #3b82f6);
      font-weight: 700;
    }

    .bq-dropdown-item-check {
      width: 16px;
      height: 16px;
      color: var(--brand-indigo, #3b82f6);
      flex-shrink: 0;
    }

    .bq-dropdown-item-action {
      margin-top: 4px;
      padding-top: 10px;
      border-top: 1px solid var(--card-border, #334155);
      color: var(--brand-indigo, #3b82f6);
      font-weight: 700;
    }

    .bq-dropdown-item-action:hover {
      background: var(--brand-indigo-light, rgba(59, 130, 246, 0.18));
      color: var(--brand-indigo, #3b82f6);
    }

    /* Light Theme adjustments */
    [data-theme="light"] .bq-dropdown-trigger {
      background: #ffffff;
      border-color: #cbd5e1;
    }

    [data-theme="light"] .bq-dropdown-menu {
      background: #ffffff;
      border-color: #e2e8f0;
      box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    }

    [data-theme="light"] .bq-dropdown-item {
      color: #1e293b;
    }

    [data-theme="light"] .bq-dropdown-item:hover,
    [data-theme="light"] .bq-dropdown-item:focus {
      background: rgba(59, 130, 246, 0.1);
      color: #1d4ed8;
    }

    [data-theme="light"] .bq-dropdown-item.selected {
      background: rgba(59, 130, 246, 0.12);
      color: #2563eb;
    }

    [data-theme="light"] .bq-dropdown-item-action {
      border-top-color: #e2e8f0;
      color: #2563eb;
    }

    /* Prevent native select display when custom dropdown is active */
    .schedule-select-native-hidden {
      position: absolute !important;
      width: 1px !important;
      height: 1px !important;
      padding: 0 !important;
      margin: -1px !important;
      overflow: hidden !important;
      clip: rect(0, 0, 0, 0) !important;
      white-space: nowrap !important;
      border: 0 !important;
      opacity: 0 !important;
      pointer-events: none !important;
    }

/* =========================================================
   BQ24 ACHIEVEMENTS SYSTEM (ЖЕТІСТІКТЕР)
   ========================================================= */
.achievements-layout {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.achievements-hero-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg, 16px);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.achievements-hero-info h2 {
  margin: 0 0 6px 0;
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
}

.achievements-hero-info p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.achievements-stats-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin: 8px 0;
}

.achievements-stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.05));
  border: 1px solid var(--card-border);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--muted);
}

.achievements-stat-pill .stat-num {
  font-family: var(--font-mono, monospace);
  font-size: 13.5px;
  font-weight: 900;
  color: var(--ink);
}

.achievements-stat-pill.success .stat-num {
  color: #10b981;
}

.achievements-stat-pill.muted .stat-num {
  color: var(--muted);
}

.achievements-progress-wrap {
  min-width: 220px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.achievements-progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

.achievements-progress-track {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.08));
  overflow: hidden;
  border: 1px solid var(--card-border);
}

.achievements-progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, #4f46e5, #06b6d4);
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 16px;
}

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

.achievement-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg, 16px);
  padding: 20px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.achievement-card.unlocked {
  border-color: rgba(99, 102, 241, 0.4);
  background: linear-gradient(145deg, var(--card-bg), rgba(99, 102, 241, 0.04));
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.1);
}

.achievement-card.locked {
  opacity: 0.65;
  background: var(--card-bg-subtle, rgba(0, 0, 0, 0.02));
}

.achievement-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid transparent;
}

.achievement-body {
  flex: 1;
  min-width: 0;
}

.achievement-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.achievement-title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
}

.achievement-badge {
  font-size: 11px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
}

.achievement-badge.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.achievement-badge.badge-muted {
  background: rgba(148, 163, 184, 0.15);
  color: var(--muted);
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.achievement-desc {
  margin: 0 0 10px 0;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.45;
}

.achievement-condition {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

.achievement-date {
  color: var(--brand-indigo, #818cf8);
}

/* =========================================================
   BQ24 GUIDE SYSTEM (НҰСҚАУЛЫҚ) — REDESIGNED KNOWLEDGE CENTER
   ========================================================= */
.guide-layout {
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  box-sizing: border-box;
  padding-bottom: calc(88px + env(safe-area-inset-bottom, 24px));
}

/* 1. Hero Section */
.guide-hero-card {
  position: relative;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(56, 189, 248, 0.08) 100%);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 24px 26px;
  box-sizing: border-box;
  width: 100%;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
}

.guide-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.guide-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  color: var(--brand-indigo, #818cf8);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.3px;
  flex-shrink: 0;
}

.guide-hero-count {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.guide-hero-title {
  margin: 0 0 8px 0;
  font-size: 24px;
  font-weight: 850;
  color: var(--ink);
  line-height: 1.25;
  letter-spacing: -0.3px;
  overflow-wrap: break-word;
  word-break: break-word;
}

.guide-hero-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 680px;
  overflow-wrap: break-word;
  word-break: break-word;
}

/* 2. Quick Navigation Section */
.guide-quick-nav-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  box-sizing: border-box;
}

.guide-quick-nav-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
  margin: 0 2px;
}

.guide-quick-nav-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  width: 100%;
  box-sizing: border-box;
}

.guide-quick-nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
  user-select: none;
  touch-action: manipulation;
  min-width: 0;
}

.guide-quick-nav-btn:hover {
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.04));
  border-color: var(--brand-indigo, #6366f1);
  color: var(--brand-indigo, #818cf8);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.08);
}

.guide-quick-nav-btn:active {
  transform: scale(0.98);
}

.guide-quick-nav-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.guide-quick-nav-icon svg {
  width: 16px;
  height: 16px;
}

.guide-quick-nav-text {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 3. Accordion List */
.guide-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  box-sizing: border-box;
}

.guide-accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.22s ease, box-shadow 0.22s ease, background-color 0.22s ease;
  box-sizing: border-box;
  width: 100%;
}

.guide-accordion-item.open {
  border-color: rgba(99, 102, 241, 0.45);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.08);
}

.guide-accordion-header {
  width: 100%;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--ink);
  text-align: left;
  user-select: none;
  box-sizing: border-box;
  transition: background 0.2s ease;
  gap: 10px;
}

.guide-accordion-header:hover {
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.03));
}

.guide-accordion-item.open .guide-accordion-header {
  background: rgba(99, 102, 241, 0.03);
}

.guide-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.guide-num-badge {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  font-weight: 800;
  color: var(--muted);
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.06));
  padding: 3px 7px;
  border-radius: 6px;
  border: 1px solid var(--card-border);
  flex-shrink: 0;
  line-height: 1.2;
}

.guide-accordion-item.open .guide-num-badge {
  color: var(--brand-indigo, #818cf8);
  border-color: rgba(99, 102, 241, 0.3);
  background: rgba(99, 102, 241, 0.1);
}

.guide-icon-pill {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.guide-header-title {
  font-size: 15.5px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.35;
  min-width: 0;
  flex: 1;
  overflow-wrap: break-word;
  word-break: break-word;
}

.guide-chevron-wrap {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--muted);
}

.guide-accordion-chevron {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--muted);
  width: 18px;
  height: 18px;
}

.guide-accordion-item.open .guide-accordion-chevron {
  transform: rotate(180deg);
  color: var(--brand-indigo, #818cf8);
}

/* 4. Accordion Body */
.guide-accordion-body {
  display: none;
  padding: 0 18px 20px 18px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.65;
  border-top: 1px solid var(--card-border);
  box-sizing: border-box;
  width: 100%;
  animation: accordionFade 0.22s ease-out;
}

.guide-accordion-item.open .guide-accordion-body {
  display: block;
  padding-top: 16px;
}

.guide-accordion-body p {
  margin: 0 0 12px 0;
  color: var(--ink);
  overflow-wrap: break-word;
  word-break: break-word;
}

.guide-accordion-body p:last-child {
  margin-bottom: 0;
}

/* Vertical Steps */
.guide-step-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 12px 0;
  width: 100%;
  box-sizing: border-box;
}

.guide-step-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.03));
  border: 1px solid var(--card-border);
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
}

.guide-step-num {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  font-weight: 800;
  color: var(--brand-indigo, #818cf8);
  background: rgba(99, 102, 241, 0.12);
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.guide-step-text {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink);
  min-width: 0;
  flex: 1;
  overflow-wrap: break-word;
  word-break: break-word;
}

/* Bullet list */
.guide-feature-list {
  list-style: none;
  padding: 0;
  margin: 10px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}

.guide-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.55;
  min-width: 0;
  overflow-wrap: break-word;
  word-break: break-word;
}

.guide-feature-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-top: 8px;
  flex-shrink: 0;
}

/* Info Box */
.guide-info-box {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.06);
  border: 1px solid rgba(99, 102, 241, 0.2);
  margin-top: 12px;
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink);
}

.guide-info-box-icon {
  color: var(--brand-indigo, #818cf8);
  flex-shrink: 0;
  margin-top: 1px;
}

.guide-info-box-content {
  flex: 1;
  min-width: 0;
  overflow-wrap: break-word;
  word-break: break-word;
}

/* 5. Help & Advice Card */
.guide-help-card {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.08) 0%, rgba(99, 102, 241, 0.08) 100%);
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: 16px;
  padding: 18px 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  color: var(--ink);
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
}

.guide-help-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(6, 182, 212, 0.15);
  color: #0284c7;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.guide-help-content {
  flex: 1;
  min-width: 0;
}

.guide-help-title {
  font-size: 14.5px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 4px;
  overflow-wrap: break-word;
  word-break: break-word;
}

.guide-help-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--muted);
  overflow-wrap: break-word;
  word-break: break-word;
}

/* Responsive Media Queries */
@media (max-width: 860px) {
  .guide-quick-nav-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  .guide-layout {
    gap: 14px;
  }
  .guide-quick-nav-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  .guide-hero-card {
    padding: 18px 16px;
    border-radius: 16px;
  }
  .guide-hero-title {
    font-size: 20px;
  }
  .guide-hero-desc {
    font-size: 13.5px;
  }
  .guide-accordion-header {
    padding: 12px 14px;
    gap: 8px;
  }
  .guide-header-left {
    gap: 8px;
  }
  .guide-header-title {
    font-size: 14px;
  }
  .guide-icon-pill {
    width: 28px;
    height: 28px;
  }
  .guide-icon-pill svg {
    width: 16px;
    height: 16px;
  }
  .guide-accordion-body {
    padding: 0 14px 16px 14px;
    font-size: 13px;
  }
  .guide-step-item {
    padding: 8px 10px;
    gap: 8px;
  }
  .guide-step-text {
    font-size: 12.5px;
  }
  .guide-help-card {
    padding: 14px 14px;
    gap: 10px;
  }
  .guide-help-icon {
    width: 32px;
    height: 32px;
  }
}

/* Ultra-compact 320px-340px fix */
@media (max-width: 340px) {
  .guide-layout {
    gap: 12px;
  }
  .guide-quick-nav-grid {
    grid-template-columns: 1fr;
  }
  .guide-hero-card {
    padding: 14px 12px;
  }
  .guide-hero-title {
    font-size: 18px;
  }
  .guide-accordion-header {
    padding: 10px 10px;
    gap: 6px;
  }
  .guide-num-badge {
    display: none;
  }
  .guide-header-title {
    font-size: 13px;
  }
  .guide-accordion-body {
    padding: 0 10px 14px 10px;
  }
  .guide-help-card {
    padding: 12px 10px;
  }
}


/* =========================================================
   COMPACT DENSITY & HIGH CONTRAST MODES (GLOBAL SPACING & WCAG)
   ========================================================= */
:root {
  --page-gap: 24px;
  --card-padding: 24px;
  --section-gap: 20px;
  --content-gap: 16px;
  --row-padding: 14px 16px;
  --card-radius: 16px;
}

body.compact-mode,
html.compact-mode,
[data-density="compact"] {
  --page-gap: 14px;
  --card-padding: 14px;
  --section-gap: 12px;
  --content-gap: 10px;
  --row-padding: 10px 12px;
  --card-radius: 12px;
}

body.compact-mode .card,
body.compact-mode .settings-card,
body.compact-mode .guide-hero-card,
body.compact-mode .achievements-hero-card,
body.compact-mode .topic-card-v2,
body.compact-mode .schedule-today-banner,
body.compact-mode .profile-section-card {
  padding: 14px 16px !important;
  border-radius: 12px !important;
}

body.compact-mode .dash-greeting {
  margin-bottom: 12px !important;
  padding: 8px 0 !important;
}

body.compact-mode .dash-greeting h1 {
  font-size: 22px !important;
  margin-bottom: 4px !important;
}

body.compact-mode .dash-greeting p {
  font-size: 13px !important;
}

body.compact-mode .guide-layout,
body.compact-mode .settings-layout,
body.compact-mode .achievements-layout {
  gap: 12px !important;
}

body.compact-mode .guide-accordion-header {
  min-height: 46px !important;
  padding: 10px 14px !important;
}

body.compact-mode .guide-accordion-body {
  padding: 0 14px 14px 14px !important;
}

body.compact-mode .guide-step-item {
  padding: 6px 10px !important;
  gap: 8px !important;
}

body.compact-mode .guide-quick-nav-btn {
  min-height: 40px !important;
  padding: 8px 10px !important;
}

body.compact-mode .settings-row {
  padding: 10px 0 !important;
}

body.compact-mode .settings-card-header {
  margin-bottom: 12px !important;
  padding-bottom: 10px !important;
}

body.compact-mode .achievement-card {
  padding: 12px !important;
}

/* HIGH CONTRAST MODE */
[data-theme="dark"].high-contrast,
html[data-theme="dark"].high-contrast,
body.high-contrast[data-theme="dark"],
[data-theme="dark"] .high-contrast,
[data-contrast="high"][data-theme="dark"] {
  --card-border: #94a3b8 !important;
  --input-border: #cbd5e1 !important;
  --ink: #ffffff !important;
  --muted: #e2e8f0 !important;
  --subtle: #cbd5e1 !important;
  --card-bg: #0f172a !important;
  --card-bg-subtle: #090e17 !important;
  --brand-indigo: #60a5fa !important;
  --brand-blue: #60a5fa !important;
  --brand-cyan: #38bdf8 !important;
}

[data-theme="light"].high-contrast,
html[data-theme="light"].high-contrast,
body.high-contrast[data-theme="light"],
[data-theme="light"] .high-contrast,
[data-contrast="high"][data-theme="light"] {
  --card-border: #334155 !important;
  --input-border: #1e293b !important;
  --ink: #000000 !important;
  --muted: #0f172a !important;
  --subtle: #1e293b !important;
  --card-bg: #ffffff !important;
  --card-bg-subtle: #f8fafc !important;
  --brand-indigo: #1d4ed8 !important;
  --brand-blue: #1d4ed8 !important;
  --brand-cyan: #0369a1 !important;
}

.high-contrast .card,
.high-contrast .settings-card,
.high-contrast .guide-hero-card,
.high-contrast .guide-accordion-item,
.high-contrast .achievement-card,
.high-contrast .guide-quick-nav-btn,
.high-contrast .guide-help-card,
.high-contrast .section-back-btn,
.high-contrast .settings-theme-btn,
.high-contrast .input-field,
.high-contrast .btn,
.high-contrast .mobile-nav,
.high-contrast .top {
  border-width: 1.5px !important;
  border-color: var(--card-border) !important;
}

.high-contrast .guide-accordion-item.open {
  border-width: 2px !important;
  border-color: var(--brand-indigo) !important;
}

.high-contrast .guide-header-title,
.high-contrast .settings-card-title,
.high-contrast .settings-label,
.high-contrast .achievement-title {
  color: var(--ink) !important;
  font-weight: 850 !important;
}

.high-contrast .settings-desc,
.high-contrast .guide-hero-desc,
.high-contrast .achievement-desc {
  color: var(--muted) !important;
}

.high-contrast *:focus-visible {
  outline: 3px solid var(--brand-indigo, #2563eb) !important;
  outline-offset: 2px !important;
}

/* =========================================================
   BQ24 SETTINGS SYSTEM (БАПТАУЛАР) — REDESIGNED
   ========================================================= */
.settings-layout {
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  box-sizing: border-box;
  padding-bottom: calc(88px + env(safe-area-inset-bottom, 24px));
}

@media (min-width: 860px) {
  .settings-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    align-items: start;
  }
}

.settings-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg, 16px);
  padding: 22px 24px;
  box-sizing: border-box;
  width: 100%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
  transition: all 0.22s ease;
}

.settings-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
}

.settings-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--card-border);
  box-sizing: border-box;
  width: 100%;
}

.settings-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.12);
  color: var(--brand-indigo, #818cf8);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.settings-card-icon svg {
  width: 20px;
  height: 20px;
}

.settings-card-title {
  margin: 0;
  font-size: 16.5px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.3;
}

.settings-card-subtitle {
  margin: 2px 0 0 0;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.4;
}

.settings-list {
  display: flex;
  flex-direction: column;
  width: 100%;
  box-sizing: border-box;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--card-border);
  box-sizing: border-box;
  width: 100%;
}

.settings-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.settings-row:first-child {
  padding-top: 0;
}

.settings-label-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.settings-label {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-wrap: break-word;
}

.settings-field-icon {
  width: 15px;
  height: 15px;
  color: var(--brand-indigo, #818cf8);
  flex-shrink: 0;
}

.settings-desc {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
  overflow-wrap: break-word;
}

.settings-val-badge {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.05));
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex-shrink: 0;
  text-align: right;
  line-height: 1.3;
}

.settings-theme-selector {
  display: inline-flex;
  gap: 8px;
  flex-shrink: 0;
}

.settings-theme-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
  touch-action: manipulation;
  box-sizing: border-box;
}

.settings-theme-btn:hover {
  color: var(--ink);
  border-color: var(--brand-indigo, #6366f1);
}

.settings-theme-btn.active {
  background: rgba(99, 102, 241, 0.12);
  color: var(--brand-indigo, #818cf8);
  border-color: var(--brand-indigo, #6366f1);
}

.settings-toggle-btn {
  width: 48px;
  height: 28px;
  border-radius: 999px;
  background: var(--card-bg-subtle, rgba(255, 255, 255, 0.1));
  border: 1px solid var(--card-border);
  cursor: pointer;
  position: relative;
  transition: background 0.25s ease, border-color 0.25s ease;
  padding: 2px;
  box-sizing: border-box;
  flex-shrink: 0;
  touch-action: manipulation;
}

.settings-toggle-knob {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  display: block;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.settings-toggle-btn.active {
  background: var(--brand-indigo, #6366f1);
  border-color: var(--brand-indigo, #6366f1);
}

.settings-toggle-btn.active .settings-toggle-knob {
  transform: translateX(20px);
}

.settings-row.settings-row-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

/* Responsive Overrides */
@media (max-width: 600px) {
  .settings-layout {
    gap: 14px;
    padding-bottom: calc(96px + env(safe-area-inset-bottom, 24px));
  }
  .settings-card {
    padding: 16px;
    border-radius: 14px;
  }
  .settings-card-header {
    margin-bottom: 14px;
    padding-bottom: 12px;
  }
  .settings-val-badge {
    max-width: 145px;
    font-size: 12px;
    padding: 5px 8px;
  }
  .settings-theme-btn {
    padding: 7px 10px;
    font-size: 12px;
    gap: 4px;
  }
}

@media (max-width: 414px) {
  .settings-row.settings-row-action {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .settings-row.settings-row-action .settings-label-wrap {
    width: 100%;
  }
  .settings-row.settings-row-action .settings-label {
    flex-wrap: wrap;
  }
  .settings-row.settings-row-action .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
    box-sizing: border-box;
    padding: 9px 14px;
  }
  .settings-row.settings-row-action .settings-val-badge {
    align-self: flex-start;
    max-width: 100%;
    text-align: left;
    white-space: normal;
  }
}

@media (max-width: 350px) {
  .settings-card {
    padding: 12px 10px;
  }
  .settings-val-badge {
    max-width: 115px;
    font-size: 11.5px;
    padding: 4px 6px;
  }
  .settings-label {
    font-size: 12.5px;
    flex-wrap: wrap;
  }
  .settings-desc {
    font-size: 11px;
  }
  .settings-theme-btn {
    padding: 6px 8px;
    font-size: 11.5px;
  }
}