/* ==========================================================================
   ГБОУ Школа № 1125 - Аналитическая панель и портал мониторинга
   ========================================================================== */

:root {
  --primary-navy: #173b64;
  --primary-dark: #0f2744;
  --primary-accent: #0284c7;
  --accent-blue: #2563eb;
  --accent-cyan: #06b6d4;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-red: #ef4444;
  --accent-purple: #8b5cf6;

  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --bg-hover: #f8fafc;
  --border-color: #e2e8f0;
  --border-light: #edf2f7;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-white: #ffffff;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   Шапка приложения (Navy Header)
   ========================================================================== */
.app-header {
  background-color: var(--primary-navy);
  color: var(--text-white);
  padding: 14px 28px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.header-title-box {
  display: flex;
  flex-direction: column;
}

.header-title {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-title-badge {
  background: rgba(255, 255, 255, 0.15);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
}

.header-subtitle {
  font-size: 13px;
  color: #93c5fd;
  margin-top: 3px;
}

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

.year-picker {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 13px;
  color: #fff;
  cursor: pointer;
  user-select: none;
  transition: all 0.2s;
}

.year-picker:hover {
  background: rgba(255, 255, 255, 0.2);
}

.year-picker select {
  background: transparent;
  border: none;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  font-size: 13px;
  margin-left: 6px;
}

.year-picker select option {
  color: #1e293b;
  background: #fff;
}

.badge-archive {
  background: #b91c1c;
  color: #ffffff;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.btn-portal-switch {
  background: #0284c7;
  color: #fff;
  border: none;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.2s;
}

.btn-portal-switch:hover {
  background: #0369a1;
}

.btn-import {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.2s;
}

.btn-import:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ==========================================================================
   Вкладки (Tabs Navigation Bar)
   ========================================================================== */
.tabs-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.tab-btn {
  background: transparent;
  border: none;
  padding: 14px 18px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  transition: color 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

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

.tab-btn.active {
  color: var(--primary-accent);
  font-weight: 600;
}

.tab-btn.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--primary-accent);
  border-radius: 3px 3px 0 0;
}

.tab-badge {
  background: #e2e8f0;
  color: #475569;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 600;
}

.tab-btn.active .tab-badge {
  background: #e0f2fe;
  color: #0284c7;
}

/* ==========================================================================
   Основная рабочая область
   ========================================================================== */
.main-container {
  max-width: 1560px;
  margin: 24px auto;
  padding: 0 24px 60px;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.2s ease-in-out;
}

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

/* ==========================================================================
   Карточки МЦКО (Grid & Cards)
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.mcko-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.mcko-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.mcko-card-header {
  margin-bottom: 16px;
}

.mcko-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.mcko-card-meta {
  font-size: 12.5px;
  color: var(--text-muted);
}

.mcko-metrics-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--border-color);
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-val {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.1;
}

.metric-val.val-blue { color: #0284c7; }
.metric-val.val-amber { color: #d97706; }
.metric-val.val-green { color: #16a34a; }
.metric-val.val-rose { color: #e11d48; }

.metric-lbl {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Распределение оценок (5, 4, 3, 2) */
.grade-bar-wrapper {
  margin-top: 6px;
}

.grade-bar {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  background: #e2e8f0;
  margin-bottom: 8px;
}

.grade-seg-5 { background-color: var(--accent-green); }
.grade-seg-4 { background-color: var(--accent-cyan); }
.grade-seg-3 { background-color: var(--accent-amber); }
.grade-seg-2 { background-color: var(--accent-red); }

.grade-legend {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}

/* ==========================================================================
   Таблицы данных (Общий стиль для учеников, учителей, ЕГЭ)
   ========================================================================== */
.table-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.table-toolbar {
  padding: 16px 20px;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.search-input-box {
  position: relative;
  min-width: 260px;
}

.search-input-box input {
  width: 100%;
  padding: 8px 12px 8px 34px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.2s;
}

.search-input-box input:focus {
  border-color: var(--primary-accent);
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  pointer-events: none;
}

.filters-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.select-filter {
  padding: 7px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-main);
  background-color: #fff;
  outline: none;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  text-align: left;
}

.data-table th {
  background-color: #2b4c7e;
  color: #ffffff;
  padding: 12px 16px;
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-main);
}

.data-table tr:hover td {
  background-color: var(--bg-hover);
}

/* ==========================================================================
   Стили вкладки "Ученики" (Задолженности)
   ========================================================================== */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 700;
}

.status-pill.success {
  color: #15803d;
}

.status-pill.danger {
  color: #be123c;
  background-color: #ffe4e6;
}

.badge-tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

.badge-blue {
  background-color: #e0f2fe;
  color: #0369a1;
}

.badge-magenta {
  background-color: #fce7f3;
  color: #be185d;
}

.debts-tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.debt-chip {
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.debt-chip.debt-open {
  background-color: #f3e8ff;
  color: #6b21a8;
  border-color: #e9d5ff;
}

.debt-chip.debt-unresolved {
  background-color: #f1f5f9;
  color: #475569;
  border-color: #e2e8f0;
}

.debt-subtag {
  font-size: 10.5px;
  opacity: 0.8;
}

/* ==========================================================================
   Стили вкладки "Учителя"
   ========================================================================== */
.teacher-profile-header {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
}

.teacher-cert-box {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}

.cert-label {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.cert-badges-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cert-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.badge-level-expert {
  background-color: #15803d;
  color: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
}

.badge-level-high {
  background-color: #0284c7;
  color: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
}

.badge-level-basic {
  background-color: #d97706;
  color: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
}

.badge-level-low {
  background-color: #e11d48;
  color: #fff;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
}

.kpi-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.kpi-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--border-color);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.kpi-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-dark);
}

.kpi-value {
  font-size: 32px;
  font-weight: 800;
  margin-top: 4px;
}

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

.grade-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  margin-right: 4px;
}

/* ==========================================================================
   Стили вкладки "ЕГЭ Пробники"
   ========================================================================== */
.ege-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.ege-classes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.ege-class-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}

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

.ege-class-card.active {
  border-color: var(--primary-accent);
  background-color: #f0f9ff;
  box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.2);
}

.ege-class-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-navy);
}

.ege-class-teacher {
  font-size: 11.5px;
  color: var(--text-muted);
  margin: 4px 0 8px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ege-class-score {
  font-size: 14px;
  font-weight: 600;
}

.score-num {
  font-size: 18px;
  font-weight: 800;
  color: #0284c7;
}

.score-delta-plus {
  color: #16a34a;
  font-weight: 700;
  font-size: 13px;
  margin-left: 4px;
}

.score-delta-minus {
  color: #dc2626;
  font-weight: 700;
  font-size: 13px;
  margin-left: 4px;
}

.cell-score-box {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
}

.score-primary {
  color: #475569;
}

.score-test {
  color: #0284c7;
  font-weight: 700;
}

.cell-fail {
  background-color: #ffe4e6;
  color: #be123c !important;
  padding: 2px 6px;
  border-radius: 4px;
}

.weak-task-tag {
  color: #e11d48;
  font-size: 12px;
  font-weight: 600;
  margin-right: 4px;
  white-space: nowrap;
}

/* ==========================================================================
   Стили вкладки "ИИ Аналитик"
   ========================================================================== */
.ai-insights-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

.ai-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.ai-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 16px;
}

.ai-recommendation-item {
  background: #f8fafc;
  border-left: 4px solid var(--primary-accent);
  border-radius: 0 8px 8px 0;
  padding: 14px 16px;
  margin-bottom: 14px;
}

.ai-rec-title {
  font-weight: 700;
  font-size: 14.5px;
  color: var(--text-main);
  margin-bottom: 4px;
}

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

/* ==========================================================================
   Стили портала тестирования testy-1125
   ========================================================================== */
.portal-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.portal-modal-backdrop.active {
  display: flex;
}

.portal-window {
  background: #ffffff;
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.portal-nav-bar {
  background: #f8fafc;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.portal-nav-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--primary-navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

.portal-close-btn {
  background: transparent;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--text-muted);
}

.portal-body {
  padding: 24px;
  overflow-y: auto;
}

.portal-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.portal-tab-card {
  flex: 1;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 12px;
}

.portal-tab-card.active {
  background: #ffffff;
  border-color: #10b981;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.portal-tab-icon {
  font-size: 24px;
}

.portal-tab-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

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

.lesson-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.15s;
}

.lesson-card:hover {
  background-color: #f0fdf4;
  border-color: #86efac;
}

.lesson-num {
  background: #e2e8f0;
  color: #475569;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  margin-right: 12px;
}

.lesson-title {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-main);
}

.practice-test-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 16px;
}

.rule-quote-box {
  background: #eff6ff;
  border-left: 4px solid #3b82f6;
  padding: 12px 16px;
  border-radius: 0 6px 6px 0;
  margin-bottom: 16px;
  font-size: 13.5px;
  color: #1e3a8a;
}

/* Кнопки */
.btn-primary {
  background: var(--primary-accent);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-primary:hover {
  background: #0369a1;
}

.btn-outline {
  background: transparent;
  color: var(--primary-accent);
  border: 1px solid var(--primary-accent);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
}

.btn-outline:hover {
  background: #f0f9ff;
}

/* ==========================================================================
   Адаптивность (Responsive)
   ========================================================================== */
@media (max-width: 1024px) {
  .kpi-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ai-insights-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .app-header {
    padding: 12px 16px;
  }
  .tabs-bar {
    padding: 0 16px;
  }
  .main-container {
    padding: 0 12px 40px;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .kpi-cards-grid {
    grid-template-columns: 1fr;
  }
  .table-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
}