:root {
  --navy: #0f172a;
  --blue: #1d4ed8;
  --blue-lt: #eff6ff;
  --bg: #edf4fa;
  --sidebar-bg: #e4eef7;
  --white: #ffffff;
  --text: #1e293b;
  --muted: #64748b;
  --border: #d5e3ef;
  --green: #22c55e;
  --sidebar-w: 240px;
  --ease: all 0.25s ease;
}

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

body {
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

/* ────────────────── Layout ────────────────── */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 200;
}

.sidebar-header {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
}

.logo-text {
  display: block;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.3px;
}

.logo-subtext {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 1.5px;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  overflow-y: auto;
}
.sidebar-nav ul {
  list-style: none;
}
.sidebar-nav li {
  margin-bottom: 2px;
}

.sidebar-nav li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  border-left: 3px solid transparent;
  transition: var(--ease);
}

.sidebar-nav li.active a {
  color: var(--blue);
  background: var(--blue-lt);
  border-left-color: var(--blue);
}

.sidebar-nav li a:hover {
  color: var(--navy);
  background: #f8fafc;
}

.nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--border);
}

.btn {
  display: block;
  width: 100%;
  padding: 11px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: var(--ease);
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
}

.btn-primary:hover {
  background: #1e3a5f;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.2);
}

/* ── Main ── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── Topbar ── */
.topbar {
  height: 60px;
  background: #f5f9fd;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 100;
  gap: 20px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 20px;
  flex: 1;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  min-width: 150px;
}

.search-dropdown {
  border: none;
  background: transparent;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  outline: none;
}

/* Campus tab nav */
.campus-tabs {
  display: flex;
  align-items: center;
  gap: 2px;
}

.campus-tab {
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: var(--ease);
  white-space: nowrap;
}

.campus-tab:hover {
  color: var(--navy);
}

.campus-tab.active {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.icon-btn {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--ease);
}

.icon-btn:hover {
  background: #f1f5f9;
  color: var(--navy);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-info {
  text-align: right;
}
.user-name {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
}
.user-role {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  color: var(--muted);
}

.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
}

/* ── Content ── */
.content-wrapper {
  padding: 28px;
}

/* ────────────────── Cards ────────────────── */
.card {
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.25s ease;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

/* ── Metric Cards ── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.metric-card {
  padding: 24px 28px;
}

.metric-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  color: var(--muted);
  margin-bottom: 10px;
}

.metric-value {
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 10px;
}

.metric-sub {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
}

.metric-sub.positive {
  color: var(--green);
}

/* Dark card (3rd metric) */
.dark-card {
  background: var(--navy) !important;
  border-color: var(--navy) !important;
}

.dark-card .metric-label {
  color: rgba(255, 255, 255, 0.6);
}
.dark-card .metric-value {
  color: var(--white);
}
.dark-card .metric-sub {
  color: rgba(255, 255, 255, 0.7);
}

/* ── Section Header ── */
.section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 2px;
}

.section-sub {
  font-size: 0.82rem;
  color: var(--muted);
}

.view-map-link {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--blue);
  text-decoration: none;
  white-space: nowrap;
  margin-top: 2px;
}

.view-map-link:hover {
  text-decoration: underline;
}

/* ── Campus Cards ── */
.campus-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.campus-full-card {
  padding: 0;
  overflow: hidden;
}

.campus-img-container {
  width: 100%;
  height: 170px;
  overflow: hidden;
}

.campus-full-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.campus-full-card:hover .campus-full-img {
  transform: scale(1.05);
}

.campus-full-info {
  padding: 18px 20px;
}

.campus-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 14px;
}

.campus-header-row h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 2px;
}

.campus-district {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  color: var(--muted);
  text-transform: uppercase;
}

.campus-active-badge {
  font-size: 0.68rem;
  font-weight: 700;
  color: #166534;
  background: #dcfce7;
  padding: 3px 9px;
  border-radius: 20px;
  white-space: nowrap;
}

.campus-stats-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-value {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
}
.stat-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--muted);
  margin-top: 3px;
}

.performance-donut-wrapper {
  width: 60px;
  height: 60px;
}
.donut-chart {
  width: 60px !important;
  height: 60px !important;
}

/* ── Charts Row ── */
.charts-row {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 20px;
  margin-bottom: 28px;
}

.chart-card {
  padding: 24px;
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 2px;
}

.card-subtitle {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 20px;
}

.chart-area {
  height: 260px;
}

/* Demographics donut */
.demo-donut-wrapper {
  position: relative;
  width: 180px;
  height: 180px;
  margin: 0 auto 20px;
}

#demographicsChart {
  width: 180px !important;
  height: 180px !important;
}

.demo-center-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.demo-total {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy);
}
.demo-total-label {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--muted);
}

.demo-legend {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.demo-legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.demo-legend-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.demo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}
.demo-name {
  flex: 1;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
}
.demo-pct {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--navy);
}

/* ── Student Table ── */
.table-card {
  padding: 24px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
}

.data-table th {
  text-align: left;
  padding: 10px 14px;
  background: #f8fafc;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  font-size: 0.87rem;
}

.data-table tr:last-child td {
  border-bottom: none;
}
.data-table tr:hover td {
  background: #f8fafc;
}

.student-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.initials-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  flex-shrink: 0;
}

.status-pill {
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.4px;
}

.status-pill.enrolled {
  background: #dcfce7;
  color: #166534;
}
.status-pill.alumni {
  background: #dbeafe;
  color: #1e40af;
}

/* Pagination */
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--muted);
}

.page-controls {
  display: flex;
  gap: 4px;
}

.page-btn {
  min-width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--white);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
  transition: var(--ease);
}

.page-btn:hover {
  background: #f1f5f9;
}
.page-btn.active-page {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.page-btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ────────────────── Page-level shared ────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
}

.page-header h1 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--navy);
}

.breadcrumb {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  color: var(--blue);
  margin-bottom: 4px;
}

.page-desc {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
  max-width: 500px;
}

.btn-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--ease);
  white-space: nowrap;
}

.btn-dark {
  background: var(--navy);
  color: var(--white);
}
.btn-dark:hover {
  background: #1e3a5f;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.2);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  cursor: pointer;
  transition: var(--ease);
  white-space: nowrap;
}

.btn-outline:hover {
  border-color: var(--navy);
  color: var(--navy);
}

/* ── Campus page overlay ── */
.campus-img-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  color: #fff;
}

.campus-img-container {
  position: relative;
}

.campus-type-badge {
  display: inline-block;
  background: rgba(29, 78, 216, 0.85);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 6px;
}

.campus-img-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
}

.campus-detail-row {
  display: flex;
  gap: 24px;
  margin-bottom: 16px;
}

.campus-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cs-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--muted);
}
.cs-val {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
}

.campus-actions {
  display: flex;
  gap: 10px;
}

/* ── Filters ── */
.filters-row {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  padding: 18px 20px;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 150px;
}
.filter-group label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--muted);
}

.filter-select,
.filter-input {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.85rem;
  background: var(--white);
  color: var(--text);
  outline: none;
  transition: var(--ease);
}

.filter-select:focus,
.filter-input:focus {
  border-color: var(--blue);
}

.search-group {
  flex: 2;
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0 12px;
}

.search-input-wrap input {
  border: none;
  padding: 9px 0;
  width: 100%;
  font-size: 0.85rem;
  color: var(--text);
  outline: none;
}

/* ── Campus badge in table ── */
.campus-badge {
  display: inline-block;
  background: var(--blue-lt);
  color: var(--blue);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-align: center;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 6px;
}

/* ── Standing dot ── */
.standing-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}
.active-dot {
  background: var(--green);
}
.inactive-dot {
  background: #cbd5e1;
}

/* ── Badge chip (Reports) ── */
.badge-chip {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 12px;
}
.badge-chip.positive {
  background: #dcfce7;
  color: #166534;
}
.badge-chip.negative {
  background: #fee2e2;
  color: #991b1b;
}
.badge-chip.neutral {
  background: #dbeafe;
  color: #1e40af;
}

/* ── Faculty page ── */
.faculty-top-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.weekly-bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 130px;
}

.day-bar-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.day-bar {
  width: 40px;
  border-radius: 6px 6px 0 0;
  transition: var(--ease);
}
.day-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--muted);
}

/* ── Settings ── */
.settings-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 20px;
}

.profile-photo-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 20px 0;
}

.profile-photo-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.profile-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
}

.photo-edit-btn {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--muted);
}

.form-input {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.87rem;
  color: var(--text);
  background: var(--white);
  outline: none;
  transition: var(--ease);
}

.form-input:focus {
  border-color: var(--blue);
}

/* Notification list */
.notif-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 20px;
}

.notif-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

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

.notif-info {
  flex: 1;
}
.notif-info strong {
  font-size: 0.9rem;
}
.notif-info p {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 2px;
}

/* Toggle switch */
.toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}
.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #cbd5e1;
  border-radius: 24px;
  transition: 0.3s;
}

.toggle-slider::before {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  left: 2px;
  bottom: 2px;
  background: var(--white);
  border-radius: 50%;
  transition: 0.3s;
}

.toggle input:checked + .toggle-slider {
  background: var(--blue);
}
.toggle input:checked + .toggle-slider::before {
  transform: translateX(20px);
}
/* STUDENTS PAGE FILTERS ONLY */

.students-filter-group {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: nowrap;
}

.students-filter-item {
  display: flex;
  flex-direction: column;
  min-width: 120px;
}

.students-search {
  flex: 2;
  min-width: 250px;
}

.students-filter-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: #64748b;
  margin-bottom: 4px;
}

.students-filter-actions {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

/* Responsive */
@media (max-width: 900px) {
  .students-filter-group {
    flex-wrap: wrap;
  }
}
.students-filters-row {
  padding: 12px 16px; /* control your spacing */
}