/* Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #f2f6ff;
  }
  
  /* Sidebar */
  .dashboard-sidebar {
    width: 220px;
    background-color: #ffffff;
    border-right: 1px solid #e1e5f0;
    padding: 24px 16px;
    box-sizing: border-box;
  }
  
  .dashboard-sidebar__logo {
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 24px;
  }
  
  .dashboard-sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  
  .dashboard-sidebar__item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 14px;
    color: #1f2937;
    text-decoration: none;
  }
  
  .dashboard-sidebar__item:hover {
    background-color: #edf3ff;
  }
  
  .dashboard-sidebar__item--active {
    background-color: #2563eb;
    color: #ffffff;
  }
  
  .dashboard-sidebar__item-icon {
    font-size: 16px;
  }
  
  /* Main */
  .dashboard-main {
    flex: 1;
    padding: 24px 32px;
  }
  
  /* Header */
  .dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
  }

  .dashboard-user-menu {
    position: relative;
  }
  
  .dashboard-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #2563eb;
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    padding: 0;
  }
  
  .user-dropdown {
    position: absolute;
    top: 42px;
    right: 0;
    width: 160px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 8px 14px rgba(0, 0, 0, 0.12);
    padding: 8px 0;
    display: none;
    z-index: 100;
  }
  
  .user-dropdown__item {
    display: block;
    padding: 10px 14px;
    font-size: 14px;
    color: #1f2937;
    text-decoration: none;
    cursor: pointer;
  }
  
  .user-dropdown__item:hover {
    background-color: #f3f4f6;
  }
  
  .user-dropdown__logout {
    width: 100%;
    text-align: left;
    color: #dc2626;
    background: none;
    border: none;
    font-size: 14px;
    padding: 10px 14px;
    cursor: pointer;
  }
  
  .user-dropdown__logout:hover {
    background-color: #fee2e2;
  }
  
  .dropdown-logout-form {
    margin: 0;
    padding: 0;
  }
  
  
  .dashboard-header__title {
    font-size: 20px;
    font-weight: 600;
  }
  
  .dashboard-header__right {
    display: flex;
    align-items: center;
    gap: 16px;
  }
  
  .icon-button {
    position: relative;
    border: none;
    background: none;
    cursor: pointer;
    padding: 0;
  }
  
  .icon-button__icon {
    font-size: 22px;
  }
  
  .icon-button__badge {
    position: absolute;
    top: -6px;
    right: -10px;
    background-color: #2563eb;
    color: #fff;
    border-radius: 999px;
    font-size: 10px;
    padding: 2px 5px;
  }
  
  .dashboard-avatar {
    width: 32px;
    height: 32px;
    border-radius: 999px;
    background-color: #2563eb;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
  }
  
  /* Intro section */
  .dashboard-intro {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
    gap: 24px;
    background-color: #e9f1ff;
    border-radius: 18px;
    padding: 24px 28px;
    margin-bottom: 32px;
  }
  
  .dashboard-intro__title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
  }
  
  .dashboard-intro__subtitle {
    font-size: 14px;
    color: #6b7280;
    max-width: 360px;
    margin-bottom: 24px;
  }
  
  .dashboard-intro__buttons {
    display: flex;
    align-items: center;
    gap: 16px;
  }
  
  .btn-link {
    border: none;
    background: none;
    color: #2563eb;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0;
    cursor: pointer;
  }
  
  .btn-outline {
    border-radius: 999px;
    border: 1px solid #2563eb;
    background-color: #ffffff;
    color: #2563eb;
    padding: 8px 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
  }
  
  /* Right part of intro */
  .dashboard-intro__right {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }
  
  .qr-card {
    background-color: #ffffff;
    border-radius: 16px;
    padding: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .qr-card__image {
    width: 170px;
    height: 170px;
  }
  
  .qr-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    background: radial-gradient(circle at 10% 20%, #111827 0, #f9fafb 55%);
  }
  
  /* Stats cards */
  .dashboard-intro__stats {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  
  .stat-card {
    background-color: #ffffff;
    border-radius: 16px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  .stat-card__label {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 4px;
  }
  
  .stat-card__value {
    font-size: 24px;
    font-weight: 700;
  }
  
  /* Results */
  .dashboard-results__title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
  }
  
  .results-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
  
  .result-card {
    position: relative;
    border-radius: 18px;
    padding: 18px 18px 16px;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;         
    text-align: center;
  
    min-height: 200px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.18);
  }

  /* Контейнер под иконку */
.result-card__icon-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 12px;
}

/* Белый круг */
.result-card__icon-circle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 26px;       /* размер emoji */
  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}
  
  .result-card__icon {
    font-size: 26px;
  }
  
  .result-card__label {
    font-size: 14px;
    font-weight: 600;
    margin-top: 8px;
  }
  
  /* Badge */
  .result-card__badge {
    position: absolute;
    top: 5px;
    left: 18px;
    padding: 4px 10px;
    border-radius: 999px;
    background-color: #ffffff;
    color: #111827;
    font-size: 11px;
    font-weight: 600;
  }
  
  /* Colors */
  .result-card--blue {
    background-color: #2563eb;
  }
  
  .result-card--green {
    background-color: #22c55e;
  }
  
  .result-card--yellow {
    background-color: #facc15;
  }
  
  .result-card--pink {
    background-color: #ec4899;
  }
  
  .result-card--orange {
    background-color: #f97316;
  }
  
  .result-card--blue-dark {
    background-color: #1d4ed8;
  }
  
  /* Selected card outline */
  .result-card--selected {
    box-shadow: 0 0 0 3px #6366f1, 0 4px 12px rgba(15, 23, 42, 0.18);
  }
  
  /* Адаптив */
  @media (max-width: 1024px) {
    .dashboard-layout {
      flex-direction: column;
    }
  
    .dashboard-sidebar {
      width: 100%;
      border-right: none;
      border-bottom: 1px solid #e1e5f0;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
  
    .dashboard-main {
      padding: 16px;
    }
  
    .dashboard-intro {
      grid-template-columns: 1fr;
    }
  
    .dashboard-intro__right {
      grid-template-columns: 1.2fr 1fr;
    }
  }
  
  @media (max-width: 768px) {
    .dashboard-intro__right {
      grid-template-columns: 1fr;
    }
  
    .results-grid {
      grid-template-columns: 1fr;
    }
  }

  /* Empty state for teachers without classes */
  .dashboard-empty-state {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 200px);
    padding: 48px 24px;
  }

  .dashboard-empty-state__content {
    text-align: center;
    max-width: 480px;
  }

  .dashboard-empty-state__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #e9f1ff 0%, #f0f4ff 100%);
    border-radius: 50%;
    color: #2563eb;
  }

  .dashboard-empty-state__content h2 {
    font-size: 24px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 12px;
  }

  .dashboard-empty-state__content p {
    font-size: 16px;
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 24px;
  }

  .dashboard-empty-state__actions {
    margin-top: 24px;
  }

  .dashboard-empty-state__actions .btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
  }

  .dashboard-empty-state__actions .btn-primary {
    background-color: #2563eb;
    color: #ffffff;
    border: none;
  }

  .dashboard-empty-state__actions .btn-primary:hover {
    background-color: #1d4ed8;
  }

  /* Dark mode support */
  [data-theme="dark"] .dashboard-empty-state__icon {
    background: linear-gradient(135deg, #1e3a5f 0%, #1e293b 100%);
    color: #60a5fa;
  }

  [data-theme="dark"] .dashboard-empty-state__content h2 {
    color: #f3f4f6;
  }

  [data-theme="dark"] .dashboard-empty-state__content p {
    color: #9ca3af;
  }

  /* Class result links */
  a.class-result {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  a.class-result:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  }


  /* Quiz Tooltip */
  .quiz-tooltip {
    position: fixed;
    z-index: 1000;
    background: var(--surface-primary, #ffffff);
    border-radius: 12px;
    padding: 16px;
    min-width: 200px;
    max-width: 300px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    pointer-events: none;
  }

  .quiz-tooltip__question {
    font-size: 12px;
    font-weight: 600;
    color: var(--content-secondary, #6b7280);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
  }

  .quiz-tooltip__text {
    font-size: 14px;
    color: var(--content-primary, #1f2937);
    line-height: 1.5;
    margin-bottom: 12px;
  }

  .quiz-tooltip__answer {
    font-size: 13px;
    color: var(--content-secondary, #6b7280);
    padding-top: 8px;
    border-top: 1px solid var(--border-muted, #e5e7eb);
  }

  [data-theme="dark"] .quiz-tooltip {
    background: var(--surface-primary, #1f2937);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  }

  [data-theme="dark"] .quiz-tooltip__text {
    color: var(--content-primary, #f3f4f6);
  }

  [data-theme="dark"] .quiz-tooltip__answer {
    border-top-color: var(--border-muted, #374151);
  }

  /* Clickable stat cards */
  .school-profile-hero__stat-card--clickable {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .school-profile-hero__stat-card--clickable:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }

  /* Students section - uses styles from _students.scss */

  /* Notifications section */
  .notifications-section {
    padding: 16px 0;
  }

  .notifications-back-row {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
  }

  .notifications-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    border-bottom: none;
    gap: 16px;
    flex-wrap: wrap;
  }

  .notifications-header__left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
  }

  .notifications-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--content-primary, #1f2937);
    margin: 0;
  }

  .notifications-filters {
    display: flex;
    gap: 12px;
    align-items: center;
  }

  .notifications-filter {
    padding: 8px 12px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    border: 1px solid var(--border-muted, #d1d5db);
    background: var(--surface-primary, #ffffff);
    color: var(--content-primary, #1f2937);
    cursor: pointer;
    transition: all 0.2s ease;
  }

  .notifications-filter:hover {
    border-color: var(--surface-accent, #2563eb);
  }

  .notifications-filter:focus {
    outline: none;
    border-color: var(--surface-accent, #2563eb);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  }

  .notifications-panel {
    background: var(--surface-primary, #ffffff);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  }

  .notifications-list {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .notification-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-muted, #e5e7eb);
    transition: background-color 0.2s ease;
  }

  .notification-item:last-child {
    border-bottom: none;
  }

  .notification-item--unread {
    background: #eff6ff;
  }

  .notification-item__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--surface-secondary, #f3f4f6);
    flex-shrink: 0;
  }

  .notification-item__icon i {
    font-size: 18px;
    color: var(--content-primary);
  }

  .notification-item__content {
    flex: 1;
    min-width: 0;
  }

  .notification-item__title {
    font-size: 14px;
    font-weight: 600;
    color: var(--content-primary, #1f2937);
    margin: 0 0 4px 0;
  }

  .notification-item__message {
    font-size: 13px;
    color: var(--content-secondary, #6b7280);
    margin: 0 0 8px 0;
    line-height: 1.4;
  }

  .notification-item__time {
    font-size: 12px;
    color: var(--content-tertiary, #9ca3af);
  }

  .notification-item__actions {
    flex-shrink: 0;
  }

  .notification-action {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--content-secondary, #6b7280);
    cursor: pointer;
    transition: all 0.2s ease;
  }

  .notification-action:hover {
    background: var(--surface-secondary, #f3f4f6);
    color: var(--state-success, #059669);
  }

  .notifications-empty {
    padding: 64px 24px;
    text-align: center;
    color: var(--content-secondary, #6b7280);
  }

  .notifications-empty i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.4;
  }

  .notifications-empty p {
    font-size: 16px;
    margin: 0;
  }

  /* Dark mode for notifications */
  [data-theme="dark"] .notifications-panel {
    background: var(--surface-primary, #1f2937);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  }

  [data-theme="dark"] .notification-item {
    border-color: var(--border-muted, #374151);
  }

  [data-theme="dark"] .notification-item--unread {
    background: rgba(59, 130, 246, 0.15);
  }

  [data-theme="dark"] .notification-item__icon {
    background: var(--surface-secondary, #374151);
  }

  .btn-secondary {
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 8px;
    border: 1px solid var(--border-muted, #d1d5db);
    background: var(--surface-primary, #ffffff);
    color: var(--content-primary, #1f2937);
    cursor: pointer;
    transition: all 0.2s ease;
  }

  .btn-secondary:hover {
    background: var(--surface-secondary, #f3f4f6);
  }

  [data-theme="dark"] .btn-secondary {
    border-color: var(--border-muted, #4b5563);
    background: var(--surface-secondary, #374151);
    color: var(--content-primary, #f3f4f6);
  }

  [data-theme="dark"] .btn-secondary:hover {
    background: var(--surface-tertiary, #4b5563);
  }

  /* Quiz Export Bar */
  .quiz-export-bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
    padding: 0 4px;
  }

  .quiz-export-bar .dropdown {
    position: relative;
  }

  .quiz-export-bar .btn-outline-secondary {
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 14px;
    border: 1px solid var(--border-muted, #d1d5db);
    background: var(--surface-primary, #ffffff);
    color: var(--content-primary, #1f2937);
    transition: all 0.2s ease;
  }

  .quiz-export-bar .btn-outline-secondary:hover {
    background: var(--surface-secondary, #f3f4f6);
    border-color: var(--surface-accent, #2563eb);
  }

  .quiz-export-bar .dropdown-menu {
    min-width: 140px;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    border: 1px solid var(--border-muted, #e5e7eb);
  }

  .quiz-export-bar .dropdown-item {
    font-size: 13px;
    padding: 10px 14px;
    display: flex;
    align-items: center;
  }

  .quiz-export-bar .dropdown-item:hover {
    background: var(--surface-secondary, #f3f4f6);
  }

  .quiz-export-bar .dropdown-item i {
    color: var(--content-secondary, #6b7280);
  }

  [data-theme="dark"] .quiz-export-bar .btn-outline-secondary {
    border-color: var(--border-muted, #4b5563);
    background: var(--surface-secondary, #374151);
    color: var(--content-primary, #f3f4f6);
  }

  [data-theme="dark"] .quiz-export-bar .btn-outline-secondary:hover {
    background: var(--surface-tertiary, #4b5563);
  }

  [data-theme="dark"] .quiz-export-bar .dropdown-menu {
    background: var(--surface-secondary, #374151);
    border-color: var(--border-muted, #4b5563);
  }

  [data-theme="dark"] .quiz-export-bar .dropdown-item {
    color: var(--content-primary, #f3f4f6);
  }

  [data-theme="dark"] .quiz-export-bar .dropdown-item:hover {
    background: var(--surface-tertiary, #4b5563);
  }