/* =====================================================
   GLOBAL
   ===================================================== */
:root {
  --sis-dark: #1e2433;
  --sis-dark-hover: #2a3147;
  --sis-sidebar-width: 210px;
  --sis-accent: #3b82f6;
  --sis-accent-dark: #1d4ed8;
  --sis-border: #e5e7eb;
  --sis-border-light: #f0f0f0;
  --sis-muted: #6b7280;
  --sis-gray: #9ca3af;
  --sis-heading: #374151;
  --sis-title: #111827;
  --sis-bg-light: #f8f9fb;
  --sis-bg-subtle: #f9fafb;
  --sis-white: #fff;
  --sis-danger: #ef4444;
  --sis-danger-bg: #fef2f2;
  --sis-danger-border: #fecaca;
  --sis-danger-text: #b91c1c;
  --sis-warning: #f97316;
  --sis-warning-bg: #fff7ed;
  --sis-warning-border: #fed7aa;
  --sis-warning-text: #9a3412;
  --sis-success: #22c55e;
  --sis-success-bg: #f0fdf4;
  --sis-success-border: #bbf7d0;
  --sis-success-text: #15803d;
  --sis-info-bg: #eff6ff;
  --sis-info-border: #bfdbfe;
  /* Section background colors — pastel, configurable via accessibility panel */
  --sis-body-bg: #f8fafc;
  --sis-header-bg: #eef2ff;
  --sis-card-bg: #ffffff;
  --sis-section-alt-bg: #f0fdf4;
}

/* ── Sync Health table ──────────────────────────────── */
.sync-health-table {
  font-size: .84rem;
}

.sync-health-table thead th {
  font-weight: 600;
  color: var(--sis-heading);
  border-bottom: 2px solid var(--sis-border);
  padding-bottom: .5rem;
  white-space: nowrap;
}

.sync-health-table tbody tr {
  border-bottom: 1px solid var(--sis-border-light);
}

.sync-health-table tbody td {
  padding: .45rem .6rem;
  vertical-align: middle;
}

.sync-badge {
  display: inline-flex;
  align-items: center;
  font-size: .75rem;
  font-weight: 600;
  padding: .18rem .55rem;
  border-radius: 999px;
  white-space: nowrap;
}

.sync-badge-ok {
  background: #dcfce7;
  color: var(--sis-success-text);
}

.sync-badge-error {
  background: #fee2e2;
  color: var(--sis-danger-text);
}

.sync-badge-never {
  background: var(--sis-bg-subtle);
  color: var(--sis-gray);
}

.bg-sis-dark { background-color: var(--sis-dark) !important; }

html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem var(--sis-accent);
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 0;
  background-color: var(--sis-body-bg);
}

header {
  margin: 0;
  padding: 0;
}

main[role="main"] {
  padding-top: 0;
  margin-top: 0;
}

.navbar.bg-sis-dark {
  border-bottom-color: var(--sis-dark) !important;
}

/* =====================================================
   TOP NAVBAR
   ===================================================== */
.navbar.bg-sis-dark .navbar-brand,
.navbar.bg-sis-dark .nav-link {
  color: rgba(255,255,255,.85);
}
.navbar.bg-sis-dark .nav-link:hover {
  color: var(--sis-white);
}

/* ── Collapsed (hamburger) navbar: align text start across items ── */
@@media (max-width: 575.98px) {
  .navbar .navbar-brand i.fa-solid,
  .navbar .navbar-nav .nav-link i.fa-solid {
    width: 1.25em;
    text-align: center;
    margin-right: .5rem !important;
    margin-left: 0 !important;
  }
  .navbar .navbar-nav .nav-link > span {
    margin-left: 0 !important;
  }
  .navbar .navbar-nav .nav-link.dropdown-toggle {
    gap: 0 !important;
  }
  .navbar .dropdown-menu .dropdown-item i.fa-solid {
    width: 1.25em;
    text-align: center;
  }
}

/* ── Impersonation banner ── */
.impersonation-banner {
  background: #fde68a;
  color: var(--sis-warning-text);
  padding: .5rem 0;
  font-size: .8125rem;
  border-bottom: 2px solid var(--sis-warning);
}

.impersonation-banner .btn-light {
  font-size: .75rem;
  padding: .2rem .6rem;
  background: var(--sis-white);
  border-color: #d97706;
  color: var(--sis-warning-text);
}

.impersonation-banner .btn-light:hover {
  background: #fef3c7;
  border-color: #b45309;
}

/* ── Test Mode banner ── */
.test-mode-banner {
  background: #fee2e2;
  color: #7f1d1d;
  padding: .5rem 0;
  font-size: .8125rem;
  border-bottom: 2px solid #dc2626;
}

.test-mode-banner .btn-light {
  font-size: .75rem;
  padding: .2rem .6rem;
  background: var(--sis-white);
  border-color: #dc2626;
  color: #7f1d1d;
}

.test-mode-banner .btn-light:hover {
  background: #fecaca;
  border-color: #b91c1c;
}

/* Email rollout (recipient switches) — amber, so it reads as "deliberately restricted" rather than
  the red "something is wrong" of the Test Mode banner above it. */
.email-rollout-banner {
  background: #fef3c7;
  color: #78350f;
  padding: .5rem 0;
  font-size: .8125rem;
  border-bottom: 2px solid #d97706;
}

.email-rollout-banner .btn-light {
  font-size: .75rem;
  padding: .2rem .6rem;
  background: var(--sis-white);
  border-color: #d97706;
  color: #78350f;
}

.email-rollout-banner .btn-light:hover {
  background: #fde68a;
  border-color: #b45309;
}

/* =====================================================
   SETTINGS SHELL
   ===================================================== */
.settings-shell {
  min-height: calc(100vh - 56px);
}

/* -- Read-only mode (impersonation) -- */
.readonly-banner {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: .375rem;
  color: #1e40af;
  padding: .65rem 1rem;
  margin-bottom: 1.5rem;
  font-size: .85rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .25rem;
}

.settings-content.readonly-mode .settings-card:not(.readonly-allow) button,
.settings-content.readonly-mode .settings-card:not(.readonly-allow) .btn,
.settings-content.readonly-mode .settings-card:not(.readonly-allow) input[type="submit"],
.settings-content.readonly-mode .settings-card:not(.readonly-allow) button[type="submit"],
.settings-content.readonly-mode .btn-primary,
.settings-content.readonly-mode .btn-danger,
.settings-content.readonly-mode .btn-warning {
  opacity: 0.55;
  pointer-events: none;
  cursor: not-allowed;
  filter: grayscale(30%);
}

.settings-content.readonly-mode .settings-card:not(.readonly-allow) input:not([type="hidden"]),
.settings-content.readonly-mode .settings-card:not(.readonly-allow) select,
.settings-content.readonly-mode .settings-card:not(.readonly-allow) textarea,
.settings-content.readonly-mode .settings-card:not(.readonly-allow) .form-check-input {
  pointer-events: none;
  background-color: #f3f4f6;
  opacity: 0.7;
}

.readonly-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e2433;
  color: #fff;
  padding: .6rem 1.3rem;
  border-radius: .5rem;
  font-size: .85rem;
  z-index: 9999;
  animation: readonlyFadeIn .2s ease;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
}

@keyframes readonlyFadeIn {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* -- Sidebar -- */
.settings-sidebar {
  width: var(--sis-sidebar-width);
  min-width: var(--sis-sidebar-width);
  background-color: var(--sis-dark);
  color: #c9d0e0;
  display: flex;
  flex-direction: column;
  padding-bottom: 2rem;
  position: fixed;
  top: 56px;
  left: 0;
  bottom: 0;
  z-index: 1010;
  overflow-y: auto;
}

.settings-sidebar-header {
  font-size: .95rem;
  font-weight: 600;
  color: var(--sis-white);
  padding: 1.25rem 1rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  letter-spacing: .02em;
}

.settings-sidebar-section-label {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  padding: 1.1rem 1rem .4rem;
}

.settings-sidebar-link {
  display: flex;
  align-items: center;
  padding: .45rem 1rem;
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-size: .875rem;
  border-radius: 0;
  transition: background .15s, color .15s;
}
.settings-sidebar-link:hover {
  background-color: var(--sis-dark-hover);
  color: var(--sis-white);
}
.settings-sidebar-link.active {
  background-color: rgba(59,130,246,.18);
  color: var(--sis-white);
  font-weight: 500;
  border-left: 3px solid var(--sis-accent);
  padding-left: calc(1rem - 3px);
}

/* -- Content panel -- */
.settings-content {
  flex: 1;
  background-color: var(--sis-bg-light);
  padding: 2rem 2.5rem;
  margin-left: var(--sis-sidebar-width);
  overflow-y: auto;
  transition: margin-left .2s ease;
}
/* Full-width variant, used when the layout renders without the settings sidebar. */
.settings-content-full {
  margin-left: 0;
}
.settings-sidebar { transition: width .2s ease, min-width .2s ease; }
.settings-sidebar-header { display:flex; justify-content:space-between; align-items:center; }
.sidebar-toggle-btn {
  background:none; border:none; color:rgba(255,255,255,.5); cursor:pointer; padding:4px 6px;
  border-radius:4px; font-size:.75rem; transition: transform .2s;
}
.sidebar-toggle-btn:hover { color:#fff; background:rgba(255,255,255,.1); }
.settings-sidebar.collapsed { width:56px; min-width:56px; overflow:hidden; }
.settings-sidebar.collapsed .sidebar-title { display:none; }
.settings-sidebar.collapsed .settings-sidebar-section-label { display:none; }
.settings-sidebar.collapsed .settings-sidebar-link {
  justify-content:center; padding:.55rem 0; font-size:0; white-space:nowrap;
}
.settings-sidebar.collapsed .settings-sidebar-link i { font-size:1rem; margin:0 !important; }
.settings-sidebar.collapsed + .settings-content { margin-left:56px; }
.settings-sidebar.collapsed .sidebar-toggle-btn i { transform:rotate(180deg); }
.settings-sidebar.collapsed .settings-mode-toggle {
  justify-content:center; padding-left:0; padding-right:0;
}
.settings-sidebar.collapsed .settings-mode-toggle .settings-mode-label { display:none; }

.settings-page-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: .15rem;
}
.settings-page-subtitle {
  color: var(--sis-muted);
  font-size: .875rem;
  margin-bottom: 1.75rem;
}

/* Settings card sections */
.settings-card {
  background: var(--sis-card-bg);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}
.settings-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--sis-accent);
  margin-bottom: 1.25rem;
}
.settings-hint {
  font-size: .8rem;
  color: var(--sis-accent);
  margin-top: .3rem;
}
.settings-hint-muted {
  font-size: .8rem;
  color: var(--sis-gray);
  margin-top: .3rem;
}

/* API key toggle */
.input-eye-wrap {
  position: relative;
}
.input-eye-wrap .form-control {
  padding-right: 2.5rem;
}
.input-eye-btn {
  position: absolute;
  right: .6rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--sis-gray);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}
.input-eye-btn:hover { color: var(--sis-heading); }

/* =====================================================
   DATA BROWSER
   ===================================================== */
.data-browser-page {
  padding: 1rem 2rem 3rem;
}

.data-browser-toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .75rem;
}

/* Scrollable table container with sticky header */
.data-browser-table-wrap {
  overflow-x: auto;
  overflow-y: auto;
  max-height: calc(100vh - 260px);
  border: 1px solid var(--sis-border);
  border-radius: .375rem;
}

/* Keep sticky headers below navbar */
.table-responsive thead.sticky-top {
  z-index: 1;
  top: 52px;
}

.data-browser-table {
  margin-bottom: 0;
  font-size: .8125rem;
}

.data-browser-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--sis-bg-subtle);
  border-bottom: 2px solid #d1d5db;
  white-space: nowrap;
  font-weight: 600;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--sis-heading);
  padding: .55rem .75rem;
}

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

.data-browser-table td {
  padding: .4rem .75rem;
  color: #1f2937;
  border-color: var(--sis-border-light);
}

.data-browser-empty {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--sis-muted);
}

.data-browser-footer {
  margin-top: .75rem;
  padding: .5rem .25rem;
}

/* =====================================================
   DASHBOARD
   ===================================================== */
.dashboard-page {
  padding: 1.75rem 1rem 3rem;
}

.page-header,
.dashboard-header,
.data-browser-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--sis-border);
}
.dashboard-header {
  margin-bottom: 1.5rem;
  background: var(--sis-header-bg);
  border-radius: .5rem;
  padding: 1rem 1.25rem;
}
.data-browser-header { margin-bottom: 1.25rem; }

/* Uniform green tint for all settings cards */
.settings-card {
  background: var(--sis-section-alt-bg);
  overflow: hidden;
}
.table-striped > tbody > tr:nth-of-type(odd) > * {
  background-color: var(--sis-section-alt-bg);
}

.page-title,
.dashboard-title,
.data-browser-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--sis-title);
}

.page-subtitle,
.dashboard-subtitle,
.data-browser-subtitle {
  font-size: .8rem;
  color: var(--sis-muted);
  margin-top: .15rem;
}

/* ── KPI cards ── */
.kpi-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.kpi-card {
  flex: 1 1 220px;
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .6rem 1rem;
  border-radius: .5rem;
  border: 1px solid transparent;
}

.kpi-red    { background: var(--sis-danger-bg); border-color: var(--sis-danger-border); }
.kpi-amber  { background: var(--sis-warning-bg); border-color: var(--sis-warning-border); }
.kpi-green  { background: var(--sis-success-bg); border-color: var(--sis-success-border); }
.kpi-neutral{ background: var(--sis-info-bg); border-color: var(--sis-info-border); }

a.kpi-card {
  cursor: pointer;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}
a.kpi-card:hover {
  box-shadow: 0 0 0 3px rgba(79,70,229,.25);
  border-color: #a5b4fc;
}
.kpi-card-active {
  box-shadow: 0 0 0 3px rgba(79,70,229,.35);
  border-color: #6366f1;
}

.kpi-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}
.kpi-red   .kpi-icon { color: var(--sis-danger); }
.kpi-amber .kpi-icon { color: var(--sis-warning); }
.kpi-green .kpi-icon { color: #16a34a; }
.kpi-neutral .kpi-icon { color: var(--sis-accent); }

.kpi-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}
.kpi-red    .kpi-value { color: var(--sis-danger-text); }
.kpi-amber  .kpi-value { color: var(--sis-warning-text); }
.kpi-green  .kpi-value { color: var(--sis-success-text); }
.kpi-neutral .kpi-value{ color: var(--sis-accent-dark); }

.kpi-label {
  font-size: .78rem;
  color: var(--sis-muted);
  margin-top: .2rem;
  line-height: 1.3;
}

/* ── Dashboard card (teacher/student table) ── */
.dashboard-card {
  background: var(--sis-card-bg);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
}
.dashboard-card > :first-child {
  border-radius: .5rem .5rem 0 0;
}
.dashboard-card > :last-child {
  border-radius: 0 0 .5rem .5rem;
}

.dashboard-card-header {
  background: var(--sis-bg-subtle);
  border-bottom: 1px solid var(--sis-border);
  padding: .7rem 1rem;
  font-weight: 600;
  font-size: .9rem;
  color: var(--sis-heading);
}

/* ── Status row colors ── */
.status-row-clickable {
  cursor: pointer;
}

.status-row-red td {
  background-color: var(--sis-danger-bg);
  border-bottom-color: var(--sis-danger-border);
}
.status-row-red:hover td {
  background-color: #fee2e2;
}

.status-row-amber td {
  background-color: var(--sis-warning-bg);
  border-bottom-color: var(--sis-warning-border);
}
.status-row-amber:hover td {
  background-color: #fef3c7;
}

.status-row-green td {
  background-color: var(--sis-success-bg);
  border-bottom-color: var(--sis-success-border);
}
.status-row-green:hover td {
  background-color: #dcfce7;
}

/* ── Status dot ── */
.status-dot {
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  display: inline-block;
  vertical-align: middle;
}
.dot-red   { background: var(--sis-danger); }
.dot-amber { background: var(--sis-warning); }
.dot-green { background: var(--sis-success); }

.status-dots {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}


.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

/* =====================================================
   TEACHER PERSONAL HERO DASHBOARD
   ===================================================== */

/* Hero banner — dark gradient header */
.teacher-hero-card {
  background: linear-gradient(135deg, #1e2433 0%, #2a3147 60%, #1e3a5f 100%);
  border-radius: .75rem;
  padding: 1.6rem 2rem;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.teacher-hero-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.teacher-hero-info {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex: 1 1 auto;
}

.teacher-hero-name {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}

.teacher-hero-meta {
  font-size: .82rem;
  color: rgba(255,255,255,.65);
  margin-top: .2rem;
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}

.teacher-hero-badge {
  display: inline-flex;
  align-items: center;
  padding: .18rem .55rem;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 600;
  line-height: 1;
}

.teacher-hero-badge-campus {
  background: rgba(255,255,255,.18);
  color: #fff;
}

.teacher-hero-badge-role {
  background: #f59e0b;
  color: #1c1917;
}

.teacher-hero-badge-superadmin {
  background: #f59e0b;
  color: #1c1917;
}

.teacher-hero-actions {
  display: flex;
  gap: .75rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* Stat card grid */
.teacher-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 1100px) {
  .teacher-stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .teacher-stat-grid { grid-template-columns: 1fr; }
}

.teacher-stat-card {
  background: var(--sis-white);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
  padding: 1.1rem 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}

.teacher-stat-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: .45rem;
}

.teacher-stat-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: .5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.stat-icon-blue   { background: #eff6ff; color: #3b82f6; }
.stat-icon-teal   { background: #f0fdfa; color: #0d9488; }
.stat-icon-green  { background: #f0fdf4; color: #16a34a; }
.stat-icon-purple { background: #faf5ff; color: #7c3aed; }
.stat-icon-red    { background: #fef2f2; color: #ef4444; }
.stat-icon-amber  { background: #fffbeb; color: #d97706; }

.teacher-stat-action {
  font-size: .78rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--sis-accent);
  white-space: nowrap;
}
.teacher-stat-action:hover { text-decoration: underline; }

.teacher-stat-value {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--sis-title);
}

.teacher-stat-value-danger { color: var(--sis-danger-text); }
.teacher-stat-value-amber  { color: var(--sis-warning-text); }

.teacher-stat-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--sis-heading);
}

.teacher-stat-sub {
  font-size: .75rem;
  color: var(--sis-muted);
  margin-top: .05rem;
}

.teacher-stat-threshold {
  font-size: .72rem;
  color: var(--sis-gray);
  margin-top: .35rem;
  padding-top: .35rem;
  border-top: 1px dashed var(--sis-border);
}

/* =====================================================
   EXPANDABLE CLASS CARDS (Teacher Drill-Down)
   ===================================================== */
.expandable-class-card {
  border: 1px solid #e0e0e0;
  border-radius: .5rem;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.expandable-class-card .accordion-button {
  background-color: var(--sis-white);
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border: none;
  box-shadow: none;
}

.expandable-class-card .accordion-button:not(.collapsed) {
  background-color: var(--sis-bg-light);
  color: inherit;
}

.expandable-class-card .accordion-button:focus {
  box-shadow: none;
  border: none;
}

.expandable-class-card .accordion-body {
  padding: 1.25rem;
  background-color: #fafbfc;
}

.expandable-class-card .assignments-table {
  background-color: var(--sis-white);
}

.expandable-class-card .assignments-table thead {
  background-color: var(--sis-bg-light);
}

.expandable-class-card .assignments-table tbody tr.assignment-row {
  transition: background-color 0.15s ease;
}

.expandable-class-card .assignments-table tbody tr.assignment-row:hover {
  background-color: var(--sis-bg-light);
}

/* ── Student Detail Rows ──────────────────────────── */
.student-detail-row {
  background-color: #fafbfc;
}

.student-detail-container {
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.clickable-row {
  cursor: pointer;
  user-select: none;
}

.clickable-row:hover {
  background-color: var(--sis-bg-light);
}

.expand-icon {
  transition: transform 0.2s ease;
}
[data-bs-toggle="collapse"][aria-expanded="true"] .expand-icon {
  transform: rotate(90deg);
}

/* ── Dashboard filter bar ── */
.dashboard-filter-bar {
  background: var(--sis-white);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
  padding: .75rem 1rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}

.filter-label {
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--sis-muted);
}

/* ── Combo box ── */
.combo-box {
  position: relative;
  user-select: none;
}

.combo-box-toggle {
  background: var(--sis-white);
  cursor: pointer;
  padding-right: 2rem;
}

.combo-box-toggle:hover {
  border-color: #86b7fe;
}

.combo-box-toggle .fa-chevron-down {
  position: absolute;
  right: .6rem;
  top: 50%;
  transform: translateY(-50%);
}

.combo-box-dropdown {
  display: none;
  position: absolute;
  z-index: 100;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 2px;
  background: var(--sis-white);
  border: 1px solid #ced4da;
  border-radius: .25rem;
  box-shadow: 0 4px 12px rgba(0,0,0,.1);
  max-height: 320px;
  overflow: hidden;
}

.combo-box.open .combo-box-dropdown {
  display: block;
}

.combo-box-search-wrap {
  position: relative;
  padding: .4rem;
  border-bottom: 1px solid var(--sis-border);
}

.combo-box-search-icon {
  position: absolute;
  left: .75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--sis-gray);
  font-size: .75rem;
  z-index: 1;
}

.combo-box-search {
  padding-left: 1.75rem;
}

.combo-box-list {
  max-height: 260px;
  overflow-y: auto;
}

.combo-box-item {
  padding: .35rem .75rem;
  font-size: .8125rem;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.combo-box-item:hover {
  background: var(--sis-info-bg);
  color: var(--sis-accent-dark);
}

.combo-box-item.selected {
  background: #dbeafe;
  color: #1e40af;
  font-weight: 600;
}

.combo-box-item.hidden {
  display: none;
}

/* ── Quarter assessment cards ── */
.quarter-cards {
  margin-bottom: .5rem;
}

.quarter-cards-title {
  font-size: .85rem;
  font-weight: 600;
  color: var(--sis-heading);
  margin-bottom: .75rem;
}

.quarter-cards-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.quarter-card {
  flex: 1 1 240px;
  min-width: 220px;
  background: var(--sis-bg-subtle);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
  padding: 1rem 1.1rem;
}

.quarter-card-met {
  border-left: 4px solid var(--sis-success);
}

.quarter-card-warn {
  border-left: 4px solid var(--sis-warning);
}

.quarter-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .25rem;
}

.quarter-card-name {
  font-size: .9rem;
  font-weight: 700;
  color: var(--sis-title);
}

.quarter-card-weeks {
  font-size: .7rem;
  font-weight: 600;
  color: var(--sis-muted);
  background: var(--sis-border);
  padding: .1rem .5rem;
  border-radius: 999px;
}

.quarter-card-dates {
  font-size: .75rem;
  color: var(--sis-gray);
  margin-bottom: .75rem;
}

.quarter-card-metrics {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.quarter-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8125rem;
}

.metric-label {
  color: var(--sis-muted);
  font-weight: 500;
}

.metric-count {
  font-variant-numeric: tabular-nums;
}

.metric-divider {
  color: var(--sis-gray);
  margin: 0 2px;
}

.metric-met {
  color: var(--sis-success-text);
}

.metric-warn {
  color: #b45309;
}

/* ── Aggregate quarter compliance panel (Teacher Classes top) ── */
.qaggregate-panel {
  display: flex;
  gap: 1rem;
}
.qaggregate-panel > .qaggregate-card {
  flex: 1;
  min-width: 0;
}

.qaggregate-card {
  background: var(--sis-white);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
  padding: 1rem 1.1rem .9rem;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}

.qaggregate-card-warn {
  border-color: var(--sis-danger-border);
  background: var(--sis-danger-bg);
}

.qaggregate-header {
  display: flex;
  align-items: baseline;
  gap: .35rem;
  margin-bottom: .15rem;
}

.qaggregate-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--sis-title);
}

.qaggregate-weeks {
  font-size: .78rem;
  color: var(--sis-muted);
  font-weight: 500;
}

.qaggregate-dates {
  font-size: .75rem;
  color: var(--sis-accent);
  margin-bottom: .75rem;
}

.qaggregate-rows {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.qaggregate-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .82rem;
}

.qaggregate-label {
  color: var(--sis-muted);
}

.qaggregate-min {
  font-size: .72rem;
  color: var(--sis-gray);
}

.qaggregate-val {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.qaggregate-met {
  color: var(--sis-success-text);
}

.qaggregate-unmet {
  color: var(--sis-danger-text);
}

.qaggregate-neutral {
  color: var(--sis-muted);
}

/* ── Compliance cards (Teacher Classes page) ── */
.compliance-card {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .75rem;
  border-radius: .5rem;
  border: 1px solid #dee2e6;
  background: var(--sis-white);
  font-size: .85rem;
}
.compliance-card.compliance-met {
  border-color: #198754;
  background: #f0fff4;
}
.compliance-card.compliance-warn {
  border-color: #ffc107;
  background: #fffdf0;
}
.compliance-card.compliance-neutral {
  border-color: #dee2e6;
  background: var(--sis-white);
}
.compliance-icon {
  width: 18px;
  text-align: center;
}
.compliance-label {
  font-weight: 500;
}
.compliance-count {
  font-weight: 600;
  margin-left: auto;
  color: #6c757d;
  font-size: .8rem;
}

/* ── Compact quarter cards (inside teacher class accordion) ── */
.quarter-cards-row-compact {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  padding: .5rem;
}

.quarter-card-compact {
  flex: 1 1 140px;
  min-width: 130px;
  background: var(--sis-bg-subtle);
  border: 1px solid var(--sis-border);
  border-radius: .375rem;
  padding: .6rem .7rem;
}

.quarter-card-compact.quarter-card-met {
  border-left: 3px solid var(--sis-success);
}

.quarter-card-compact.quarter-card-warn {
  border-left: 3px solid var(--sis-warning);
}

.quarter-card-compact .quarter-card-head {
  margin-bottom: .15rem;
}

.quarter-card-compact .quarter-card-name {
  font-size: .75rem;
  font-weight: 700;
  color: var(--sis-title);
}

.quarter-card-compact .quarter-card-weeks {
  font-size: .65rem;
  font-weight: 600;
  color: var(--sis-muted);
  background: var(--sis-border);
  padding: .05rem .4rem;
  border-radius: 999px;
}

.quarter-card-compact .quarter-card-dates {
  font-size: .68rem;
  color: var(--sis-gray);
  margin-bottom: .5rem;
}

.quarter-card-compact .quarter-card-metrics {
  gap: .25rem;
}

.quarter-card-compact .quarter-metric {
  font-size: .7rem;
}

.quarter-card-compact .metric-label {
  font-size: .65rem;
}

/* ── Assessment override table (settings) ── */
.assessment-override-table thead th {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--sis-muted);
  border-bottom: 2px solid var(--sis-border);
  padding-bottom: .5rem;
}

.assessment-override-table tbody td {
  padding: .4rem .6rem;
  vertical-align: middle;
}

.assessment-override-table .form-control-sm {
  font-size: .8125rem;
}

/* ── Student table: fixed layout prevents column reflow on sort ── */
#studentTable {
  table-layout: fixed;
  width: 100%;
}
#studentTable .student-name-cell {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 0;   /* required: makes overflow:hidden work inside table-layout:fixed */
}

/* ── Teacher table: fixed layout prevents column reflow on sort ── */
#teacherTable {
  table-layout: fixed;
  width: 100%;
}
#teacherTable .teacher-name-cell {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 0;
}

/* ── Sort headers / tables ── */
.sort-header {
  color: inherit;
  white-space: nowrap;
}
.sort-header:hover {
  color: #2563eb;
}
/* Keep the sort icon vertically stable across fa-sort / fa-sort-up / fa-sort-down */
.sort-header i.fa-fw {
  vertical-align: middle;
  position: relative;
  top: -1px;
  margin-right: 0.35rem;
}
.sortable-th {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.sortable-th:hover {
  color: #2563eb;
}
.sortable-th .sort-icon {
  font-size: 0.6rem;
  opacity: 0.5;
}
.sortable-th:hover .sort-icon {
  opacity: 1;
}
.sortable-th .sort-icon.text-primary {
  opacity: 1;
}

/* ── Nav notification dot ── */
.nav-dot-badge {
  position: absolute;
  top: 6px;
  right: 4px;
  width: 8px;
  height: 8px;
  background: var(--sis-danger);
  border-radius: 50%;
  border: 2px solid #212529;
}

/* ── Notification list ── */
.notif-unseen {
  background-color: rgba(220, 53, 69, 0.06);
  border-left: 3px solid #dc3545;
}
.notif-seen {
  background-color: rgba(255, 193, 7, 0.07);
  border-left: 3px solid #ffc107;
}
.notif-read {
  border-left: 3px solid transparent;
  opacity: 0.65;
}

/* ── Quarter indicators ── */
.quarter-indicators {
  flex-shrink: 0;
}
.quarter-dot {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 6px;
  border-radius: .5rem;
  font-size: 0.7rem;
  font-weight: 600;
  cursor: default;
}
.quarter-dot-met {
  background: #d1fae5;
  color: #065f46;
}
.quarter-dot-warn {
  background: #fef3c7;
  color: var(--sis-warning-text);
}
.quarter-dot-neutral {
  background: #e5e7eb;
  color: var(--sis-muted);
}
.quarter-dot-label {
  text-transform: uppercase;
}
.quarter-dot-icon {
  font-size: 0.55rem;
}

/* ── Mini compliance inside accordion header (reuses qaggregate classes) ── */
.class-acc-header {
  flex-direction: column !important;
  align-items: stretch !important;
  padding: .55rem 2.5rem .55rem 1rem !important;
  position: relative;
}
.class-acc-header::after {
  position: absolute !important;
  right: 1rem !important;
  top: .85rem !important;
  transform: none !important;
}
.class-acc-header:not(.collapsed)::after {
  transform: rotate(180deg) !important;
}
.compliance-mini {
  border-top: 1px solid var(--sis-border);
  padding-top: .45rem;
}

/* ── Activity popup (student assignment history) ── */
.activity-popup {
  display: none;
  position: fixed;
  z-index: 9999;
  width: 320px;
  background: var(--sis-white);
  border: 1px solid var(--sis-border);
  border-radius: .5rem;
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
  overflow: hidden;
  font-size: .78rem;
}
.activity-popup-header {
  padding: .4rem .65rem;
  font-weight: 600;
  font-size: .72rem;
  color: var(--sis-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  border-bottom: 1px solid var(--sis-border);
  background: var(--sis-bg-subtle);
}
table {
  border-collapse: separate;
  border-spacing: 0;
}
.table-responsive {
  overflow: visible !important;
}
.dashboard-card thead th,
.dashboard-page > .table-responsive thead th {
  position: sticky;
  top: 56px;
  z-index: 10;
  background: var(--sis-bg-subtle);
}

.activity-popup-search input {
  font-size: .72rem;
  border: 1px solid var(--sis-border);
}
.activity-popup-list {
  max-height: 260px;
  overflow-y: auto;
  padding: .25rem 0;
  overscroll-behavior: contain;
}
.activity-popup-row {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .2rem .65rem;
  border-bottom: 1px solid #f1f3f5;
}
.activity-popup-row:last-child {
  border-bottom: none;
}
.ap-date {
  color: var(--sis-muted);
  font-size: .7rem;
  min-width: 54px;
}
.ap-score {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 48px;
  text-align: right;
}
.ap-letter {
  font-weight: 600;
  font-size: .68rem;
  min-width: 16px;
  text-align: center;
  color: var(--sis-muted);
}
.ap-flag {
  font-weight: 600;
  font-size: .7rem;
  margin-left: auto;
}
.sticky-save-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1050;
  border-radius: .5rem;
  padding: 10px 20px;
  font-size: 0.875rem;
}

/* ── Shared inlines extracted ── */
.filter-input-number { width: 80px; }
.filter-select-unit   { width: 70px; }
.filter-input-sm      { min-width: 100px; }
.filter-input-med     { min-width: 140px; }
.filter-search-group  { min-width: 200px; }
.combo-box-wide       { min-width: 240px; }
.col-status-dot       { width: 2.5rem; }
.teacher-avatar-circle {
  width: 56px;
  height: 56px;
  background: #eef2ff;
}
.text-truncate-cell {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.grade-color-picker {
  width: 50px;
  height: 38px;
}

/* suppress browser-native clear button on search inputs inside input-group (we have custom buttons) */
.input-group input[type="search"]::-webkit-search-cancel-button,
.input-group input[type="search"]::-webkit-search-decoration,
.input-group input[type="search"]::-webkit-search-results-button,
.input-group input[type="search"]::-webkit-search-results-decoration {
  display: none;
}
.input-group input[type="search"]::-ms-clear {
  display: none;
}

/* ── Co-taught class styling ── */
.co-taught-card {
  position: relative;
}
.co-taught-card .accordion-header::after {
  content: "Co-Teacher";
  font-size: .6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: #6366f1;
  background: #e0e7ff;
  padding: .15rem .5rem;
  border-radius: .25rem;
  margin-left: .5rem;
  flex-shrink: 0;
}

/* ── Sortable table headers ── */
.sortable-header { position: relative; padding-right: 1.4rem; }
.sortable-header::after { content: '\f0dc'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 0.65rem; opacity: 0.35; }
.sortable-header.sort-asc::after { content: '\f0de'; opacity: 0.8; }
.sortable-header.sort-desc::after { content: '\f0dd'; opacity: 0.8; }

/* ── Synthetic quarter toggle (S1/S2/Y1 + Q1-Q4) ── */
html.hide-s1 [data-quarter="S1"],
html.hide-s2 [data-quarter="S2"],
html.hide-y1 [data-quarter="Y1"],
html.hide-q1 [data-quarter="Q1"],
html.hide-q2 [data-quarter="Q2"],
html.hide-q3 [data-quarter="Q3"],
html.hide-q4 [data-quarter="Q4"] { display: none !important; }