:root {
  --bg: #f3ecdf;
  --bg-deep: #dfd2ba;
  --paper: rgba(255, 252, 245, 0.88);
  --paper-strong: #fffaf0;
  --ink: #25303b;
  --muted: #65717a;
  --accent: #205a7a;
  --accent-soft: #d7e7f0;
  --accent-strong: #13384c;
  --line: rgba(37, 48, 59, 0.12);
  --success: #2b6e4f;
  --warn: #a06b20;
  --danger: #8a3d34;
  --shadow: 0 22px 48px rgba(52, 46, 37, 0.12);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1319;
  --bg-deep: #0a1016;
  --paper: rgba(19, 25, 32, 0.9);
  --paper-strong: #151c24;
  --ink: #e6edf3;
  --muted: #9ca9b5;
  --accent: #59a6d6;
  --accent-soft: #173445;
  --accent-strong: #1f4d68;
  --line: rgba(199, 216, 229, 0.12);
  --success: #62b886;
  --warn: #d2a04b;
  --danger: #d97b72;
  --shadow: 0 24px 54px rgba(0, 0, 0, 0.34);
}

html[data-theme="dark"] body {
  background:
    radial-gradient(circle at top left, rgba(34, 57, 73, 0.72), transparent 34%),
    radial-gradient(circle at right 18%, rgba(36, 76, 101, 0.34), transparent 28%),
    linear-gradient(135deg, #0d1319, #121923 44%, #161f2b 100%);
}

html[data-theme="dark"] .app-backdrop {
  background-image:
    linear-gradient(rgba(128, 164, 189, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(128, 164, 189, 0.05) 1px, transparent 1px);
}

html[data-theme="dark"] .card,
html[data-theme="dark"] .schedule-version-tool,
html[data-theme="dark"] .schedule-version-tool-soft,
html[data-theme="dark"] .schedule-assist-card,
html[data-theme="dark"] .rule-builder-card,
html[data-theme="dark"] .priority-card,
html[data-theme="dark"] .registry-card,
html[data-theme="dark"] .card-subsection,
html[data-theme="dark"] .teacher-workbench-sheet,
html[data-theme="dark"] .teacher-workbench-section,
html[data-theme="dark"] .teacher-workbench-summary-card,
html[data-theme="dark"] .teacher-constraint-card,
html[data-theme="dark"] .table-shell,
html[data-theme="dark"] .schedule-grid,
html[data-theme="dark"] .lesson-quick-popup,
html[data-theme="dark"] .teacher-workload-popup,
html[data-theme="dark"] .lesson-quick-popup-room,
html[data-theme="dark"] .teacher-workload-row,
html[data-theme="dark"] .report-list li,
html[data-theme="dark"] .feed-list li,
html[data-theme="dark"] .chips-list li,
html[data-theme="dark"] .empty-state {
  background: rgba(18, 24, 31, 0.86);
  border-color: rgba(199, 216, 229, 0.1);
  box-shadow: var(--shadow);
}

html[data-theme="dark"] .status-pill,
html[data-theme="dark"] .ghost-link,
html[data-theme="dark"] .secondary-btn,
html[data-theme="dark"] .nav-btn,
html[data-theme="dark"] .setup-nav-btn {
  background: rgba(22, 30, 38, 0.92);
  border-color: rgba(199, 216, 229, 0.12);
  color: var(--ink);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}

html[data-theme="dark"] .nav-btn.active,
html[data-theme="dark"] .nav-btn:hover,
html[data-theme="dark"] .setup-nav-btn.active,
html[data-theme="dark"] .setup-nav-btn:hover,
html[data-theme="dark"] .primary-btn {
  background: linear-gradient(135deg, #1a4a63, #3178a0);
  color: #f4fbff;
  border-color: rgba(120, 186, 224, 0.3);
}

html[data-theme="dark"] input,
html[data-theme="dark"] select,
html[data-theme="dark"] textarea {
  background: rgba(12, 18, 24, 0.96);
  border-color: rgba(199, 216, 229, 0.12);
  color: var(--ink);
}

html[data-theme="dark"] input::placeholder,
html[data-theme="dark"] textarea::placeholder {
  color: rgba(156, 169, 181, 0.88);
}

html[data-theme="dark"] input:focus,
html[data-theme="dark"] select:focus,
html[data-theme="dark"] textarea:focus {
  box-shadow: 0 0 0 3px rgba(89, 166, 214, 0.14);
  border-color: rgba(120, 186, 224, 0.35);
}

html[data-theme="dark"] th {
  background: rgba(28, 43, 54, 0.98);
  color: #d9e7f1;
  box-shadow: inset 0 -1px 0 rgba(199, 216, 229, 0.1);
}

html[data-theme="dark"] td {
  border-bottom-color: rgba(199, 216, 229, 0.08);
}

html[data-theme="dark"] tbody tr {
  background: rgba(17, 24, 31, 0.72);
}

html[data-theme="dark"] tbody tr:hover {
  background: rgba(25, 35, 44, 0.92);
}

html[data-theme="dark"] tbody tr.selected-row {
  background: rgba(23, 60, 82, 0.92);
}

html[data-theme="dark"] .overview-corner-day,
html[data-theme="dark"] .overview-corner-time,
html[data-theme="dark"] .overview-group-head,
html[data-theme="dark"] .schedule-grid-table th:first-child,
html[data-theme="dark"] .schedule-grid-table td:first-child {
  background: rgba(24, 34, 42, 0.98);
  color: #dbe7ef;
}

html[data-theme="dark"] .overview-left,
html[data-theme="dark"] .overview-time-rail,
html[data-theme="dark"] .overview-day-rail,
html[data-theme="dark"] .overview-main,
html[data-theme="dark"] .overview-grid-cell,
html[data-theme="dark"] .schedule-grid,
html[data-theme="dark"] .grid-cell-unavailable {
  border-color: rgba(199, 216, 229, 0.08);
}

html[data-theme="dark"] .overview-left,
html[data-theme="dark"] .overview-time-rail,
html[data-theme="dark"] .schedule-grid-table th:first-child,
html[data-theme="dark"] .schedule-grid-table td:first-child {
  background: rgba(18, 24, 31, 0.96);
}

html[data-theme="dark"] .overview-main,
html[data-theme="dark"] .schedule-grid {
  background: rgba(14, 20, 27, 0.78);
}

html[data-theme="dark"] .overview-header,
html[data-theme="dark"] .schedule-grid-table thead th {
  background: rgba(24, 34, 42, 0.98);
  color: #dbe7ef;
  box-shadow: inset 0 -1px 0 rgba(199, 216, 229, 0.08);
}

html[data-theme="dark"] .overview-day-tone-a,
html[data-theme="dark"] .schedule-grid-overview .overview-grid-cell.overview-day-tone-a {
  background: rgba(20, 27, 34, 0.74);
}

html[data-theme="dark"] .overview-day-tone-b,
html[data-theme="dark"] .schedule-grid-overview .overview-grid-cell.overview-day-tone-b {
  background: rgba(24, 31, 39, 0.92);
}

html[data-theme="dark"] .group-slot-calendar-shell {
  background: rgba(14, 20, 27, 0.78);
  border-color: rgba(199, 216, 229, 0.1);
}

html[data-theme="dark"] .group-slot-calendar__corner,
html[data-theme="dark"] .group-slot-calendar__day {
  background: rgba(24, 34, 42, 0.98);
  color: #dbe7ef;
}

html[data-theme="dark"] .group-slot-calendar__time {
  background: rgba(18, 24, 31, 0.96);
  color: var(--ink);
}

html[data-theme="dark"] .group-slot-calendar__cell {
  background: rgba(20, 27, 34, 0.82);
  border-color: rgba(199, 216, 229, 0.08);
}

html[data-theme="dark"] .group-slot-calendar__cell:hover {
  background: rgba(49, 120, 160, 0.18);
}

html[data-theme="dark"] .group-slot-calendar__cell.is-forbidden {
  background:
    linear-gradient(135deg, rgba(153, 70, 62, 0.3), rgba(44, 25, 26, 0.92)),
    repeating-linear-gradient(-45deg, rgba(217, 123, 114, 0.12), rgba(217, 123, 114, 0.12) 8px, transparent 8px, transparent 16px);
  color: #ffd3ce;
  box-shadow: inset 0 0 0 2px rgba(217, 123, 114, 0.24);
}

html[data-theme="dark"] .group-slot-calendar__cell.is-allowed {
  background: rgba(33, 76, 54, 0.72);
  color: #bde7ce;
}

html[data-theme="dark"] .overview-time-rail.overview-day-tone-a {
  background: rgba(18, 24, 31, 0.96);
}

html[data-theme="dark"] .overview-time-rail.overview-day-tone-b {
  background: rgba(23, 29, 37, 0.96);
}

html[data-theme="dark"] .overview-day-end {
  border-bottom-color: rgba(89, 166, 214, 0.28) !important;
  box-shadow: inset 0 -10px 0 rgba(31, 53, 68, 0.42);
}

html[data-theme="dark"] .schedule-grid-overview .overview-group-head:hover,
html[data-theme="dark"] .overview-workload-trigger:hover,
html[data-theme="dark"] .overview-time-rail.slot-popup-trigger:hover,
html[data-theme="dark"] .grid-cell.slot-popup-trigger:hover {
  background: rgba(49, 120, 160, 0.18);
  color: #edf7ff;
}

html[data-theme="dark"] .schedule-grid-overview .overview-group-head.overview-group-conflict-hard {
  background: rgba(153, 70, 62, 0.28);
  color: #ffd3ce;
  box-shadow: inset 0 -3px 0 rgba(217, 123, 114, 0.72);
}

html[data-theme="dark"] .schedule-grid-overview .overview-group-head.overview-group-conflict-warning {
  background: rgba(160, 113, 34, 0.3);
  color: #ffe6ad;
  box-shadow: inset 0 -3px 0 rgba(210, 160, 75, 0.78);
}

html[data-theme="dark"] .grid-card-manual-draft {
  --card-bg: linear-gradient(135deg, rgba(230, 237, 243, 0.1), rgba(230, 237, 243, 0.06));
  --card-border: rgba(199, 216, 229, 0.2);
  --card-ink: var(--ink);
}

html[data-theme="dark"] .grid-card,
html[data-theme="dark"] .schedule-grid-overview .grid-card,
html[data-theme="dark"] .grid-card-manual-draft,
html[data-theme="dark"] .grid-card-unassigned {
  --card-ink: #000000;
}

html[data-theme="dark"] .lesson-quick-popup-close {
  background: rgba(27, 37, 46, 0.92);
  border-color: rgba(199, 216, 229, 0.12);
  color: var(--ink);
}

html[data-theme="dark"] .lesson-lock-toggle {
  background: rgba(27, 37, 46, 0.92);
  border-color: rgba(199, 216, 229, 0.12);
  color: var(--muted);
}

html[data-theme="dark"] .lesson-lock-toggle.is-locked {
  background: rgba(216, 182, 91, 0.18);
  border-color: rgba(216, 182, 91, 0.36);
  color: #f3d88d;
}

html[data-theme="dark"] .lesson-quick-popup-close:hover {
  background: rgba(49, 120, 160, 0.16);
}

html[data-theme="dark"] .teacher-workload-hours,
html[data-theme="dark"] .lesson-quick-popup-status-neutral {
  background: rgba(49, 120, 160, 0.16);
  color: #a9d6f3;
}

html[data-theme="dark"] .teacher-workload-detail-card,
html[data-theme="dark"] .teacher-workload-detail-item {
  background: rgba(14, 20, 27, 0.96);
  border-color: rgba(199, 216, 229, 0.12);
}

html[data-theme="dark"] .lesson-quick-popup-status-free {
  background: rgba(63, 138, 101, 0.16);
  color: #9ad6b3;
}

html[data-theme="dark"] .lesson-quick-popup-status-busy {
  background: rgba(176, 85, 75, 0.18);
  color: #f0b3ab;
}

html[data-theme="dark"] .lesson-quick-popup-status-current {
  background: rgba(216, 182, 91, 0.18);
  color: #f3d88d;
}

html[data-theme="dark"] .scroll-top-btn {
  border-color: rgba(120, 186, 224, 0.22);
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.34);
}

html[data-theme="dark"] .workspace-toolbar {
  background:
    radial-gradient(circle at left top, rgba(89, 166, 214, 0.12), transparent 36%),
    rgba(18, 24, 31, 0.88);
  border-color: rgba(199, 216, 229, 0.1);
  box-shadow: var(--shadow);
}

html[data-theme="dark"] .school-feed-item-active {
  border-color: rgba(120, 186, 224, 0.28);
  box-shadow: inset 0 0 0 1px rgba(89, 166, 214, 0.16);
}

html[data-theme="dark"] .mini-action {
  background: linear-gradient(180deg, rgba(25, 35, 45, 0.98), rgba(19, 28, 36, 0.98));
  border-color: rgba(120, 186, 224, 0.12);
  color: #d9e7f1;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

html[data-theme="dark"] .mini-action:hover {
  background: linear-gradient(180deg, rgba(33, 50, 64, 0.98), rgba(24, 38, 49, 0.98));
  border-color: rgba(120, 186, 224, 0.24);
  color: #f4fbff;
}

html[data-theme="dark"] .mini-action[data-action="delete-version"] {
  background: linear-gradient(180deg, rgba(67, 35, 37, 0.98), rgba(52, 26, 28, 0.98));
  border-color: rgba(217, 123, 114, 0.18);
  color: #f1c0ba;
}

html[data-theme="dark"] .mini-action[data-action="delete-version"]:hover {
  background: linear-gradient(180deg, rgba(86, 43, 46, 0.98), rgba(64, 30, 33, 0.98));
  border-color: rgba(217, 123, 114, 0.28);
  color: #ffd8d3;
}

html[data-theme="dark"] .segmented-control {
  background: linear-gradient(180deg, rgba(21, 31, 40, 0.96), rgba(17, 25, 32, 0.96));
  border-color: rgba(120, 186, 224, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

html[data-theme="dark"] .segmented-control__item {
  color: #93a8b8;
}

html[data-theme="dark"] .segmented-control__item:hover {
  color: #dcecf7;
  border-color: rgba(120, 186, 224, 0.18);
  background: rgba(49, 120, 160, 0.08);
}

html[data-theme="dark"] .segmented-control__item.active {
  background: linear-gradient(135deg, #2a7fb6, #4aa8df);
  color: #f7fcff;
  box-shadow: 0 10px 20px rgba(13, 29, 42, 0.34);
}

html[data-theme="dark"] .teacher-workbench-sheet,
html[data-theme="dark"] .card-subsection {
  background:
    linear-gradient(180deg, rgba(18, 26, 34, 0.98), rgba(14, 20, 27, 0.98)),
    radial-gradient(circle at top right, rgba(67, 141, 186, 0.08), transparent 40%);
  border-color: rgba(120, 186, 224, 0.12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 20px 40px rgba(0, 0, 0, 0.22);
}

html[data-theme="dark"] .teacher-workbench-section,
html[data-theme="dark"] .teacher-workbench-summary-card,
html[data-theme="dark"] .subject-group-block-table,
html[data-theme="dark"] .check-item,
html[data-theme="dark"] .subject-adjacency-chip,
html[data-theme="dark"] .chip,
html[data-theme="dark"] .feed-item,
html[data-theme="dark"] .report-item {
  background: linear-gradient(180deg, rgba(23, 33, 42, 0.96), rgba(18, 27, 35, 0.96));
  border-color: rgba(120, 186, 224, 0.1);
}

html[data-theme="dark"] .subject-group-block-table th,
html[data-theme="dark"] .subject-group-block-table td {
  border-bottom-color: rgba(120, 186, 224, 0.09);
}

html[data-theme="dark"] .subject-group-block-table tbody tr.has-override {
  background: rgba(74, 168, 223, 0.09);
}

html[data-theme="dark"] .teacher-workbench-list-item {
  background: linear-gradient(180deg, rgba(25, 35, 45, 0.98), rgba(19, 28, 36, 0.98));
  border-color: rgba(120, 186, 224, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

html[data-theme="dark"] .teacher-workbench-list-item:hover {
  border-color: rgba(120, 186, 224, 0.22);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 10px 22px rgba(0, 0, 0, 0.22);
}

html[data-theme="dark"] .teacher-workbench-list-item.active {
  background: linear-gradient(180deg, rgba(32, 60, 80, 0.98), rgba(25, 47, 63, 0.98));
  border-color: rgba(96, 171, 216, 0.34);
  box-shadow:
    inset 0 0 0 1px rgba(96, 171, 216, 0.18),
    0 12px 24px rgba(7, 18, 26, 0.28);
}

html[data-theme="dark"] .teacher-workbench-active {
  background: linear-gradient(180deg, rgba(23, 33, 42, 0.98), rgba(18, 27, 35, 0.98));
  border-color: rgba(120, 186, 224, 0.12);
}

html[data-theme="dark"] .teacher-workbench-section__title,
html[data-theme="dark"] .chip,
html[data-theme="dark"] .subject-adjacency-chip,
html[data-theme="dark"] .mini-badge {
  color: #d7e9f5;
}

html[data-theme="dark"] .mini-badge {
  background: rgba(34, 73, 96, 0.28);
  border-color: rgba(96, 171, 216, 0.16);
}

html[data-theme="dark"] .mini-badge.muted {
  background: rgba(31, 40, 48, 0.92);
  border-color: rgba(199, 216, 229, 0.08);
  color: #a7b5c1;
}

html[data-theme="dark"] .teacher-workbench-loading {
  background: rgba(16, 24, 31, 0.8);
  border-color: rgba(120, 186, 224, 0.16);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 251, 235, 0.9), transparent 35%),
    radial-gradient(circle at right 20%, rgba(164, 201, 219, 0.35), transparent 28%),
    linear-gradient(135deg, var(--bg), #f8f4eb 46%, #eef5f8 100%);
}

.app-backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(19, 56, 76, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(19, 56, 76, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, black, transparent 80%);
}

.layout {
  position: relative;
  max-width: 1520px;
  margin: 0 auto;
  padding: 28px;
}

.app-authenticated .layout {
  display: flex;
  flex-direction: column;
}

.hero {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.app-authenticated .hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  order: 3;
  margin-top: 20px;
  margin-bottom: 0;
  padding: 10px 2px 4px;
}

.app-authenticated .shell {
  order: 1;
}

.app-authenticated .hero h1 {
  font-size: clamp(24px, 2vw, 34px);
  max-width: none;
}

.app-authenticated .hero .eyebrow {
  margin-bottom: 4px;
  font-size: 10px;
}

.app-authenticated .hero-copy {
  margin-top: 6px;
  font-size: 14px;
  max-width: 760px;
}

.app-authenticated .status-pill {
  min-height: 36px;
  padding: 0 14px;
  box-shadow: 0 8px 18px rgba(18, 31, 37, 0.06);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 700;
}

h1,
h2,
.sidebar-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.05;
}

h1 {
  max-width: 900px;
  font-size: clamp(34px, 4vw, 56px);
}

h2,
.sidebar-title {
  font-size: clamp(24px, 2vw, 32px);
}

.hero-copy,
.soft-note,
#currentUserCard {
  color: var(--muted);
}

.hero-copy {
  max-width: 720px;
  margin: 14px 0 0;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
  align-items: center;
}

.status-pill,
.ghost-link,
.primary-btn,
.secondary-btn,
.nav-btn {
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.status-pill,
.ghost-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  background: rgba(255, 250, 240, 0.7);
  border-color: rgba(19, 56, 76, 0.08);
  box-shadow: 0 10px 24px rgba(18, 31, 37, 0.08);
}

.ghost-link {
  color: var(--accent-strong);
  text-decoration: none;
  font-weight: 700;
}

.card {
  background: var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(22px);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 24px;
}

.auth-panel {
  max-width: 720px;
  margin: 0 auto;
  animation: rise 480ms ease;
}

.shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  animation: rise 560ms ease;
}

.shell.sidebar-collapsed {
  grid-template-columns: minmax(0, 1fr);
}

.shell.sidebar-collapsed .sidebar {
  display: block;
}

.hidden {
  display: none !important;
}

.sidebar {
  position: sticky;
  top: 12px;
  z-index: 8;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 14px 18px;
  transition: transform 180ms ease, opacity 180ms ease, box-shadow 180ms ease;
  transform: translateY(0);
  opacity: 1;
}

.sidebar.nav-hidden {
  transform: translateY(calc(-100% - 18px));
  opacity: 0;
  pointer-events: none;
}

.workspace-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at left top, rgba(89, 166, 214, 0.08), transparent 34%),
    rgba(255, 255, 255, 0.68);
  box-shadow: var(--shadow);
}

.school-toolbar-copy {
  min-width: 0;
  flex: 1 1 320px;
}

.school-toolbar-copy .eyebrow {
  margin-bottom: 8px;
}

.school-toolbar-copy h2 {
  margin: 0;
  font-size: clamp(24px, 2.2vw, 34px);
}

.school-toolbar-copy .soft-note {
  margin: 10px 0 0;
}

.school-toolbar-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: flex-end;
  flex: 0 1 560px;
}

.school-toolbar-controls select {
  min-width: 280px;
  flex: 1 1 280px;
}

.workspace-toolbar.single-school-toolbar {
  display: none;
}

.nav-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 0;
}

.sidebar .section-head {
  margin-bottom: 0;
}

.nav-btn {
  width: auto;
  min-width: 132px;
  border: 1px solid var(--line);
  background: rgba(255, 252, 245, 0.7);
  color: var(--ink);
  min-height: 44px;
  padding: 8px 14px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.nav-btn span {
  display: block;
  white-space: nowrap;
}

.nav-btn.active,
.nav-btn:hover {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #f5fbff;
  transform: translateY(-1px);
}

.nav-btn.active small,
.nav-btn:hover small {
  color: rgba(245, 251, 255, 0.82);
}

.sidebar-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
  min-width: 0;
}

.sidebar-footer p {
  margin: 0;
  white-space: nowrap;
}

.sidebar .section-head {
  margin: 0;
}

.sidebar #toggleSidebarButton,
.sidebar #restoreSidebarButton {
  display: none !important;
}

.workspace {
  min-width: 0;
}

.scroll-top-btn {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  width: 54px;
  height: 54px;
  border: 1px solid rgba(19, 56, 76, 0.14);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #f5fbff;
  font-size: 24px;
  font-weight: 700;
  box-shadow: 0 18px 32px rgba(18, 31, 37, 0.2);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.scroll-top-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 36px rgba(18, 31, 37, 0.24);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.schedule-panel-grid {
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: start;
}

.schedule-main-card {
  grid-column: 1;
  grid-row: 1 / span 4;
  min-height: calc(100vh - 180px);
  display: grid;
  align-content: start;
  gap: 14px;
}

.schedule-side-card {
  grid-column: 2;
}

#scheduleVersionsCard {
  grid-column: 1 / -1;
  grid-row: 1;
}

#scheduleBoardCard {
  grid-column: 1 / -1 !important;
  grid-row: 2;
  width: calc(100vw - 36px);
  max-width: calc(100vw - 36px);
  margin-left: calc(50% - 50vw + 18px);
  margin-right: calc(50% - 50vw + 18px);
  justify-self: start;
}

#scheduleInspectorCard {
  grid-column: 2;
  grid-row: 3;
}

.schedule-versions-manager {
  display: grid;
  gap: 14px;
  margin-bottom: 14px;
}

.schedule-version-tool {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(19, 56, 76, 0.08);
}

.schedule-version-tool-soft {
  background: rgba(245, 249, 252, 0.72);
}

.schedule-version-tool-eyebrow {
  margin: 0;
}

.schedule-version-tool .form-grid {
  gap: 12px;
}

.schedule-version-tool .primary-btn,
.schedule-version-tool .secondary-btn {
  width: 100%;
}

.schedule-version-history-head {
  margin: 4px 0 10px;
}

.schedule-board-note {
  margin: 0;
}

.schedule-inline-panel {
  display: grid;
  gap: 14px;
  margin-top: 8px;
}

.schedule-panel-grid.schedule-focus-mode {
  grid-template-columns: minmax(0, 1fr);
}

.schedule-panel-grid.schedule-focus-mode .schedule-side-card {
  display: none;
}

.schedule-panel-grid.schedule-focus-mode #scheduleVersionsCard {
  display: block;
}

.schedule-panel-grid.schedule-focus-mode .schedule-main-card {
  grid-column: 1;
  grid-row: 2 / span 4;
}

#scheduleVersionsCard.collapsed .schedule-versions-manager,
#scheduleVersionsCard.collapsed .schedule-version-history-head,
#scheduleVersionsCard.collapsed #versionsTable {
  display: none;
}

.wide-card {
  grid-column: 1 / -1;
}

.setup-subnav-shell {
  display: grid;
  gap: 14px;
}

.setup-subnav-shell.compact {
  gap: 0;
  padding-top: 18px;
  padding-bottom: 18px;
}

.setup-subnav-copy {
  color: var(--muted);
  margin: 0;
}

.setup-nav-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.setup-nav-btn {
  border-radius: 999px;
  border: 1px solid rgba(19, 56, 76, 0.12);
  background: rgba(255, 252, 245, 0.82);
  color: var(--ink);
  min-height: 42px;
  padding: 0 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.setup-nav-btn:hover,
.setup-nav-btn.active {
  background: rgba(19, 56, 76, 0.92);
  border-color: rgba(19, 56, 76, 0.92);
  color: #fffaf2;
  transform: translateY(-1px);
}

.setup-theme-divider {
  display: grid;
  gap: 6px;
  padding: 4px 2px 0;
}

.setup-theme-divider h3 {
  margin: 0;
  font-size: 22px;
  font-family: Georgia, "Times New Roman", serif;
}

.setup-theme-divider p {
  margin: 0;
  color: var(--muted);
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.experience-hero-card,
.section-intro-card {
  position: relative;
  overflow: hidden;
}

.experience-hero-card::after,
.section-intro-card::after {
  content: "";
  position: absolute;
  inset: auto -60px -90px auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(32, 90, 122, 0.16), transparent 68%);
  pointer-events: none;
}

.workflow-steps,
.guidance-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.workflow-steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.workflow-step,
.guidance-item,
.schedule-assist-card {
  border: 1px solid rgba(32, 90, 122, 0.12);
  background: rgba(255, 255, 255, 0.62);
  border-radius: var(--radius-lg);
}

.workflow-step {
  display: grid;
  gap: 8px;
  min-height: 164px;
  padding: 16px;
}

.workflow-step span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #f9fdff;
  font-weight: 800;
}

.workflow-step strong,
.guidance-item strong {
  font-size: 18px;
}

.workflow-step p,
.guidance-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.38;
}

.guidance-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.guidance-item {
  padding: 16px;
}

.schedule-assist-card {
  display: grid;
  gap: 12px;
  padding: 14px 16px;
}

.assist-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.assist-chips span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border-radius: 999px;
  background: rgba(215, 231, 240, 0.72);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.stat-box {
  padding: 18px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(215, 231, 240, 0.68));
  border: 1px solid rgba(32, 90, 122, 0.1);
}

html[data-theme="dark"] .stat-box {
  background: linear-gradient(180deg, rgba(23, 33, 42, 0.98), rgba(17, 25, 33, 0.98));
  border-color: rgba(120, 186, 224, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.stat-box span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

html[data-theme="dark"] .stat-box span {
  color: rgba(156, 169, 181, 0.86);
}

.stat-box strong {
  display: block;
  margin-top: 10px;
  font-size: 34px;
  font-family: Georgia, "Times New Roman", serif;
}

html[data-theme="dark"] .stat-box strong {
  color: #edf6fd;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.compact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.full-span {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

.field-label {
  display: inline-flex;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input,
select,
textarea,
button {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(37, 48, 59, 0.14);
  background: rgba(255, 255, 255, 0.82);
  padding: 0 14px;
  color: var(--ink);
  outline: none;
}

textarea {
  min-height: 120px;
  padding: 14px;
  resize: vertical;
}

.mono-text {
  font-family: Consolas, "Courier New", monospace;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(32, 90, 122, 0.55);
  box-shadow: 0 0 0 3px rgba(32, 90, 122, 0.12);
}

.checkbox-row {
  display: flex;
  gap: 10px;
  align-items: center;
  padding-top: 10px;
}

.checkbox-row input {
  width: 18px;
  min-height: 18px;
}

.primary-btn,
.secondary-btn {
  min-height: 48px;
  padding: 0 18px;
  cursor: pointer;
  font-weight: 700;
}

a.primary-btn,
a.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  line-height: 1;
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #f9fdff;
  border: none;
}

.secondary-btn {
  background: rgba(255, 252, 245, 0.78);
  color: var(--ink);
  border: 1px solid var(--line);
}

.secondary-btn.danger-btn {
  background: color-mix(in srgb, var(--danger) 14%, var(--card));
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 44%, var(--line));
}

.primary-btn:hover,
.secondary-btn:hover,
.ghost-link:hover {
  transform: translateY(-1px);
}

.export-options + .soft-note,
#excelExportLink,
#pdfExportLink,
#printExportLink {
  text-decoration: none;
}

#excelExportLink,
#pdfExportLink,
#printExportLink {
  min-width: 84px;
  padding-inline: 20px;
}

.inline-controls,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.export-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.check-inline {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
  user-select: none;
}

html[data-theme="dark"] .check-inline {
  background: linear-gradient(180deg, rgba(22, 32, 41, 0.96), rgba(16, 24, 32, 0.96));
  border-color: rgba(120, 186, 224, 0.14);
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

html[data-theme="dark"] .check-inline input {
  accent-color: var(--accent);
}

html[data-theme="dark"] .check-inline:has(input:checked) {
  background: linear-gradient(180deg, rgba(45, 105, 145, 0.92), rgba(32, 83, 115, 0.96));
  border-color: rgba(120, 186, 224, 0.42);
  color: #edf7ff;
}

html[data-theme="dark"] .check-inline:has(input:checked) span {
  color: inherit;
}

.check-inline input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--brand);
}

.check-inline span {
  line-height: 1.15;
}

.group-load-duplicate-controls {
  margin-top: 18px;
  margin-bottom: 6px;
}

.group-load-card .compact-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.group-load-card .primary-btn {
  grid-column: 1 / -1;
}

.group-load-card .group-load-duplicate-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.rule-builder {
  display: grid;
  gap: 12px;
}

.rule-builder-card {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(32, 90, 122, 0.12);
  background: rgba(255, 255, 255, 0.7);
}

.rule-builder-card strong,
.rule-builder-card span {
  display: block;
}

.rule-builder-card span {
  margin-top: 6px;
  color: var(--muted);
}

.rule-builder label {
  margin: 0;
}

.day-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.advanced-json-label span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.field-note {
  color: var(--muted);
  font-size: 12px;
}

.filter-row {
  margin-bottom: 16px;
}

.chips-list,
.feed-list,
.report-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.form-grid + .chips-list,
.form-grid + .feed-list,
.form-grid + .report-list,
.inline-controls + .chips-list,
.inline-controls + .feed-list,
.inline-controls + .report-list,
.soft-note + .chips-list,
.soft-note + .feed-list,
.soft-note + .report-list {
  margin-top: 16px;
}

.rules-priority-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.rules-priority-column {
  min-width: 0;
}

#buildPrioritySettingsForm {
  grid-template-columns: 1fr;
}

.compact-head {
  margin-bottom: 8px;
}

.priority-feed {
  display: grid;
  gap: 12px;
}

.priority-card,
.registry-card {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.priority-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 120px;
  gap: 14px;
  align-items: start;
}

.priority-card h4,
.registry-card h4 {
  margin: 0 0 6px;
  font-size: 20px;
}

.priority-card p,
.registry-card p {
  margin: 0;
  color: var(--muted);
}

.priority-input-label {
  display: grid;
  gap: 6px;
}

.priority-input-label span {
  font-size: 13px;
  color: var(--muted);
}

.priority-input-label input {
  text-align: center;
  font-weight: 700;
}

.registry-feed {
  display: grid;
  gap: 12px;
  max-height: 720px;
  overflow-y: auto;
  padding-right: 6px;
}

.registry-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}

.registry-meta {
  display: grid;
  gap: 6px;
}

.registry-scope {
  font-weight: 700;
  color: var(--ink);
}

.registry-source {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.scroll-list {
  max-height: 180px;
  overflow-y: auto;
  align-content: flex-start;
  padding-right: 6px;
}

.scroll-list-tall {
  max-height: 320px;
}

.chip,
.feed-item,
.report-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.chip {
  padding: 10px 14px;
  color: var(--ink);
}

.chip-color-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 1px solid rgba(37, 48, 59, 0.18);
  flex: 0 0 12px;
}

.chip-with-action {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-right: 10px;
}

.feed-item,
.report-item {
  width: 100%;
  padding: 14px 16px;
}

.school-feed-item-active {
  border-color: rgba(89, 166, 214, 0.34);
  box-shadow: inset 0 0 0 1px rgba(89, 166, 214, 0.16);
}

.feed-item-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 6px;
}

.feed-item strong,
.report-item strong {
  display: block;
  margin-bottom: 6px;
}

.feed-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.access-role-item,
.access-assignment-item {
  gap: 14px;
}

.access-role-form {
  margin-top: 12px;
}

.access-role-form .full-span {
  grid-column: 1 / -1;
}

.account-access-workbench .teacher-workbench-list {
  max-height: 620px;
}

.account-access-workbench.teacher-workbench-split {
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 30px;
}

.account-access-workbench .teacher-workbench-detail {
  padding-left: 4px;
}

.account-access-workbench .teacher-workbench-sheet {
  gap: 26px;
  padding: 28px;
}

.account-access-workbench .teacher-workbench-form {
  display: grid;
  gap: 24px;
}

.account-access-workbench .teacher-workbench-grid {
  gap: 20px 18px;
}

.account-access-workbench .teacher-workbench-section {
  gap: 16px;
  padding: 22px 20px;
}

.account-access-workbench .teacher-workbench-actions {
  margin-top: 2px;
}

.account-password-form {
  align-items: stretch;
}

.account-password-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.account-role-permissions-form {
  gap: 18px;
}

.account-permission-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.account-permission-matrix-group {
  display: grid;
  gap: 10px;
}

.account-permission-matrix-grid {
  gap: 8px;
}

.account-permission-matrix-item {
  min-height: 50px;
}

.account-school-access-section {
  gap: 24px;
}

.account-school-access-list {
  display: grid;
  gap: 22px;
}

.account-school-access-card {
  display: grid;
  gap: 20px;
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.58);
}

html[data-theme="dark"] .account-school-access-card {
  background: linear-gradient(135deg, rgba(17, 25, 33, 0.96), rgba(21, 31, 40, 0.92));
  border-color: rgba(120, 186, 224, 0.14);
}

.account-school-access-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(120, 186, 224, 0.12);
}

.account-school-access-head strong,
.account-school-access-head span {
  display: block;
}

.account-school-access-head span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.account-school-access-head .secondary-btn {
  flex-shrink: 0;
}

.account-school-role-checklist {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.account-school-role-checklist .access-assignment-role {
  min-height: 68px;
  padding: 14px 16px;
}

.account-user-access-roles-section {
  gap: 18px;
}

.account-user-role-checklist {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.account-school-access-toggle-row {
  display: grid;
  grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
  gap: 16px;
  align-items: center;
}

.account-school-access-toggle {
  margin: 0;
}

.account-workbench-list-title {
  margin: 20px 10px 10px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.account-workbench-permissions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.account-workbench-permission {
  align-items: flex-start;
  min-height: 54px;
}

.account-workbench-permission strong,
.account-workbench-permission small {
  display: block;
}

.account-workbench-permission small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.access-role-form {
  gap: 14px;
}

.access-role-main-fields {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(180px, 0.9fr) minmax(240px, 1.5fr) minmax(150px, 0.7fr) auto;
  gap: 12px;
  align-items: end;
}

.access-role-active-toggle {
  min-height: 58px;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0 16px;
}

.access-role-subhead {
  margin-top: 0;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.access-permissions-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
  margin-top: 4px;
}

.access-permission-group {
  padding: 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
}

html[data-theme="dark"] .access-permission-group {
  background: linear-gradient(135deg, rgba(17, 25, 33, 0.96), rgba(21, 31, 40, 0.92));
  border-color: rgba(120, 186, 224, 0.14);
  box-shadow: inset 0 1px 0 rgba(230, 237, 243, 0.04), 0 14px 28px rgba(0, 0, 0, 0.18);
}

.access-permission-group-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 8px;
}

.access-permission-group-head strong {
  display: block;
  font-size: 14px;
}

.access-permission-group-head span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
}

.access-permission-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.access-permission-item {
  align-items: center;
  min-height: 42px;
  padding: 8px 10px;
  border-radius: 12px;
}

html[data-theme="dark"] .access-permission-item {
  background: rgba(10, 16, 22, 0.78);
  border-color: rgba(199, 216, 229, 0.12);
}

html[data-theme="dark"] .access-permission-item:hover {
  background: rgba(19, 52, 69, 0.58);
  border-color: rgba(120, 186, 224, 0.22);
}

.access-permission-item strong {
  display: block;
  margin-bottom: 1px;
  font-size: 13px;
  line-height: 1.18;
}

.access-permission-item small {
  display: block;
  margin-top: 1px;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 600;
}

@media (max-width: 980px) {
  .access-role-main-fields {
    grid-template-columns: 1fr 1fr;
  }

  .access-role-active-toggle {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .access-role-main-fields,
  .access-permissions-list {
    grid-template-columns: 1fr;
  }
}

.access-assignment-controls {
  margin-top: 12px;
}

.access-assignment-checklist {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.access-assignment-role {
  align-items: flex-start;
  min-height: 60px;
}

.access-assignment-role.disabled {
  opacity: 0.72;
}

.access-assignment-role strong {
  display: block;
  margin-bottom: 4px;
}

.access-assignment-role small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.access-school-badges {
  margin-bottom: 0;
}

.mini-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.mini-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(32, 90, 122, 0.08);
  border: 1px solid rgba(32, 90, 122, 0.1);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 700;
}

.mini-badge.muted {
  background: rgba(37, 48, 59, 0.05);
  border-color: rgba(37, 48, 59, 0.08);
  color: var(--muted);
}

.mini-badge.success {
  background: rgba(43, 110, 79, 0.1);
  border-color: rgba(43, 110, 79, 0.12);
  color: var(--success);
}

.mini-badge.danger {
  background: rgba(138, 61, 52, 0.1);
  border-color: rgba(138, 61, 52, 0.12);
  color: var(--danger);
}

.teacher-studio {
  display: grid;
  gap: 18px;
}

.card-subsection {
  padding: 20px;
  border-radius: calc(var(--radius-lg) - 6px);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(249, 245, 237, 0.92)),
    radial-gradient(circle at top right, rgba(32, 90, 122, 0.05), transparent 36%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72);
}

.segmented-control {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(37, 48, 59, 0.08);
}

.segmented-control__item {
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.segmented-control__item:hover {
  color: var(--accent-strong);
  border-color: rgba(32, 90, 122, 0.12);
}

.segmented-control__item.active {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 10px 18px rgba(32, 90, 122, 0.18);
}

.teacher-workbench-panel {
  min-width: 0;
}

.teacher-workbench-picker {
  display: grid;
  gap: 8px;
  max-width: 420px;
}

.teacher-workbench-loading {
  padding: 18px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(37, 48, 59, 0.18);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.5);
}

.teacher-workbench-form {
  display: block;
}

.teacher-workbench-sheet {
  display: grid;
  gap: 18px;
  padding: 20px;
  border-radius: calc(var(--radius-lg) - 4px);
  border: 1px solid rgba(19, 56, 76, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(250, 247, 240, 0.94)),
    radial-gradient(circle at top right, rgba(32, 90, 122, 0.05), transparent 38%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.76);
}

.teacher-workbench-sheet__head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.teacher-workbench-sheet__head h3 {
  margin: 4px 0 0;
}

.teacher-workbench-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.teacher-workbench-grid--hours {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.teacher-workbench-active {
  align-self: end;
  min-height: 50px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.74);
}

.teacher-workbench-section {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.62);
}

.teacher-workbench-section__row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.teacher-workbench-section__title {
  font-size: 15px;
  font-weight: 800;
  color: var(--accent-strong);
}

.teacher-workbench-checklist {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.teacher-workbench-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.teacher-workbench-summary-card {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.62);
}

.teacher-workbench-summary-card strong {
  display: block;
  margin-bottom: 8px;
}

.teacher-workbench-note {
  color: var(--muted);
  font-size: 13px;
}

.subject-group-block-table {
  overflow-x: auto;
  border: 1px solid rgba(19, 56, 76, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.42);
}

.subject-group-block-table table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
}

.subject-group-block-table th,
.subject-group-block-table td {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(19, 56, 76, 0.07);
  text-align: left;
  vertical-align: middle;
  font-size: 13px;
}

.subject-group-block-table th {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.subject-group-block-table tbody tr:last-child td {
  border-bottom: 0;
}

.subject-group-block-table tbody tr.has-override {
  background: rgba(47, 124, 158, 0.08);
}

.subject-group-block-table__group {
  display: grid;
  gap: 2px;
}

.subject-group-block-table__group strong {
  margin: 0;
}

.subject-group-block-table__group span {
  color: var(--muted);
  font-size: 12px;
}

.subject-group-block-table__select {
  width: 100%;
  min-width: 190px;
  padding: 8px 10px;
  font-size: 13px;
}

.teacher-workbench-actions {
  display: flex;
  justify-content: flex-start;
}

.teacher-workbench-split {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.teacher-workbench-list {
  display: grid;
  gap: 10px;
  max-height: 760px;
  overflow-y: auto;
  padding-right: 4px;
}

.teacher-workbench-list-item {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.72);
  text-align: left;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.teacher-workbench-list-item:hover {
  transform: translateY(-1px);
  border-color: rgba(32, 90, 122, 0.2);
  box-shadow: 0 10px 18px rgba(18, 31, 37, 0.08);
}

.teacher-workbench-list-item.active {
  border-color: rgba(32, 90, 122, 0.24);
  background: rgba(227, 241, 249, 0.9);
  box-shadow: inset 0 0 0 1px rgba(32, 90, 122, 0.08);
}

.teacher-workbench-list-color {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(19, 56, 76, 0.16);
}

.teacher-workbench-list-text {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.teacher-workbench-list-text strong,
.teacher-workbench-list-text span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.teacher-workbench-list-text span {
  color: var(--muted);
  font-size: 12px;
}

.teacher-workbench-detail {
  min-width: 0;
}

.teacher-constraint-list {
  display: grid;
  gap: 14px;
}

.teacher-constraint-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.68);
}

.teacher-constraint-card.is-muted {
  opacity: 0.9;
}

.teacher-constraint-card__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
}

.teacher-constraint-card__copy {
  display: grid;
  gap: 4px;
}

.teacher-constraint-card__copy strong {
  font-size: 16px;
  color: var(--accent-strong);
}

.teacher-constraint-card__copy span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.teacher-constraint-card__body {
  display: grid;
  gap: 12px;
}

.teacher-constraint-severity {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(247, 250, 252, 0.84);
}

.teacher-constraint-severity__btn {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.teacher-constraint-severity__btn:hover {
  border-color: rgba(19, 56, 76, 0.12);
  color: var(--accent-strong);
}

.teacher-constraint-severity__btn.active.warn {
  background: rgba(255, 214, 102, 0.22);
  color: #8a5a08;
  border-color: rgba(160, 107, 32, 0.2);
}

.teacher-constraint-severity__btn.active.danger {
  background: rgba(176, 85, 75, 0.16);
  color: var(--danger);
  border-color: rgba(138, 61, 52, 0.18);
}

.teacher-constraint-toggle {
  min-height: 52px;
}

.teacher-constraint-days {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.teacher-constraint-days-readonly {
  align-items: flex-start;
}

.group-slot-calendar-shell {
  overflow: auto;
  border-radius: 8px;
  border: 1px solid rgba(37, 48, 59, 0.1);
  background: rgba(255, 255, 255, 0.62);
}

.group-slot-calendar {
  display: grid;
  grid-template-columns: minmax(74px, 88px) repeat(var(--group-slot-calendar-days), minmax(108px, 1fr));
  min-width: 760px;
}

.group-slot-calendar__corner,
.group-slot-calendar__day,
.group-slot-calendar__time,
.group-slot-calendar__cell {
  min-height: 58px;
  border-right: 1px solid rgba(37, 48, 59, 0.08);
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  box-sizing: border-box;
}

.group-slot-calendar__corner,
.group-slot-calendar__day {
  position: sticky;
  top: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  padding: 10px 8px;
  background: rgba(215, 231, 240, 0.98);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.group-slot-calendar__corner,
.group-slot-calendar__time {
  position: sticky;
  left: 0;
  z-index: 3;
}

.group-slot-calendar__time {
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 8px 10px;
  background: rgba(245, 240, 229, 0.98);
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
}

.group-slot-calendar__time span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.group-slot-calendar__cell {
  appearance: none;
  display: grid;
  place-items: center;
  gap: 3px;
  padding: 7px;
  border-top: 0;
  border-left: 0;
  background: rgba(255, 255, 255, 0.76);
  color: var(--muted);
  font: inherit;
  cursor: pointer;
  transition: background 150ms ease, box-shadow 150ms ease, color 150ms ease, transform 150ms ease;
}

.group-slot-calendar__cell:hover {
  background: rgba(215, 231, 240, 0.56);
  box-shadow: inset 0 0 0 2px rgba(32, 90, 122, 0.18);
}

.group-slot-calendar__cell:active {
  transform: scale(0.98);
}

.group-slot-calendar__cell--empty {
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(-45deg, rgba(37, 48, 59, 0.045), rgba(37, 48, 59, 0.045) 7px, transparent 7px, transparent 14px),
    rgba(248, 250, 252, 0.72);
  color: rgba(37, 48, 59, 0.32);
  cursor: default;
}

.group-slot-calendar__mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: transparent;
  font-size: 19px;
  font-weight: 900;
  line-height: 1;
}

.group-slot-calendar__status {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.group-slot-calendar__cell.is-forbidden {
  background:
    linear-gradient(135deg, rgba(176, 85, 75, 0.18), rgba(255, 236, 231, 0.9)),
    repeating-linear-gradient(-45deg, rgba(138, 61, 52, 0.09), rgba(138, 61, 52, 0.09) 8px, transparent 8px, transparent 16px);
  color: var(--danger);
  box-shadow: inset 0 0 0 2px rgba(138, 61, 52, 0.2);
}

.group-slot-calendar__cell.is-forbidden .group-slot-calendar__mark {
  background: rgba(138, 61, 52, 0.96);
  color: #fff;
}

.group-slot-calendar__cell.is-forbidden .group-slot-calendar__status {
  color: var(--danger);
}

.group-slot-calendar__cell.is-allowed {
  background: rgba(230, 242, 232, 0.88);
  color: #2f6f4e;
  box-shadow: inset 0 0 0 1px rgba(47, 111, 78, 0.16);
}

.group-slot-calendar__cell.is-allowed .group-slot-calendar__mark {
  background: rgba(47, 111, 78, 0.94);
  color: #fff;
}

.group-slot-calendar__cell.is-allowed .group-slot-calendar__status {
  color: #2f6f4e;
}

.report-item.warning {
  border-color: rgba(160, 107, 32, 0.24);
  background: rgba(255, 244, 221, 0.82);
}

.report-item.hard {
  border-color: rgba(138, 61, 52, 0.24);
  background: rgba(255, 236, 231, 0.84);
}

.empty-state {
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(37, 48, 59, 0.18);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.4);
}

.table-shell {
  overflow: auto;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(37, 48, 59, 0.08);
}

.schedule-side-card .table-shell {
  max-height: 280px;
}

.schedule-grid {
  overflow: auto;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(37, 48, 59, 0.08);
  background: rgba(255, 255, 255, 0.46);
  margin-bottom: 16px;
  min-height: min(74vh, 980px);
  position: relative;
}

.schedule-grid-overview {
  resize: both;
  height: min(74vh, 980px);
  min-height: 520px;
  max-width: 100%;
  overflow: hidden;
}

.schedule-grid-table {
  min-width: 980px;
}

.schedule-grid-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: rgba(215, 231, 240, 0.98);
  box-shadow: inset 0 -1px 0 rgba(37, 48, 59, 0.08);
}

.schedule-grid-table thead th:first-child {
  z-index: 3;
}

.overview-shell {
  --overview-day-width: 40px;
  --overview-time-width: 70px;
  --overview-row-height: 24px;
  --overview-group-width: 56px;
  position: relative;
  display: grid;
  grid-template-columns: calc(var(--overview-day-width) + var(--overview-time-width)) minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  width: 100%;
  height: 100%;
  min-height: 520px;
}

.overview-corner {
  position: sticky;
  top: 0;
  left: 0;
  z-index: 8;
  display: grid;
  grid-template-columns: var(--overview-day-width) var(--overview-time-width);
}

.overview-corner-day,
.overview-corner-time,
.overview-group-head {
  min-height: 52px;
  padding: 14px 12px;
  background: rgba(215, 231, 240, 0.98);
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.overview-corner-day {
  border-right: 1px solid rgba(37, 48, 59, 0.08);
  text-align: center;
}

.overview-workload-trigger {
  appearance: none;
  border-top: 0;
  border-left: 0;
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.overview-workload-trigger:hover {
  background: rgba(32, 90, 122, 0.16);
  color: var(--accent);
  box-shadow: inset 0 -2px 0 rgba(32, 90, 122, 0.18);
}

.overview-corner-time {
  border-right: 1px solid rgba(37, 48, 59, 0.08);
}

.overview-header {
  position: sticky;
  top: 0;
  z-index: 7;
  overflow: hidden;
  min-width: 0;
  background: rgba(215, 231, 240, 0.98);
  box-shadow: inset 0 -1px 0 rgba(37, 48, 59, 0.08);
}

.overview-header-grid,
.overview-main-grid {
  display: grid;
  grid-auto-rows: var(--overview-row-height);
  min-width: max-content;
}

.overview-group-head {
  border-right: 1px solid rgba(37, 48, 59, 0.08);
  text-align: center;
  padding: 12px 8px;
  box-sizing: border-box;
}

.overview-left {
  overflow: hidden;
  background: rgba(245, 240, 229, 0.98);
  border-right: 1px solid rgba(37, 48, 59, 0.08);
  min-height: 0;
}

.overview-left-grid {
  display: grid;
  grid-template-columns: var(--overview-day-width) var(--overview-time-width);
  grid-auto-rows: var(--overview-row-height);
}

.overview-day-rail {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(215, 231, 240, 0.98), rgba(245, 240, 229, 0.94));
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  border-right: 1px solid rgba(37, 48, 59, 0.08);
}

.overview-day-rail span {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
}

.overview-time-rail {
  display: flex;
  align-items: center;
  padding: 2px 8px;
  background: rgba(245, 240, 229, 0.98);
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  white-space: nowrap;
  overflow: hidden;
}

.slot-popup-trigger {
  cursor: pointer;
}

.overview-time-rail.slot-popup-trigger:hover,
.grid-cell.slot-popup-trigger:hover {
  background: rgba(215, 231, 240, 0.36);
}

.overview-main {
  overflow: auto;
  background: rgba(255, 255, 255, 0.46);
  min-width: 0;
  min-height: 0;
}

.overview-day-tone-a {
  background-color: rgba(255, 255, 255, 0.58);
}

.overview-day-tone-b {
  background-color: rgba(246, 241, 231, 0.72);
}

.overview-day-start {
  border-top: 1px solid rgba(32, 90, 122, 0.18) !important;
}

.overview-day-end {
  border-bottom: 2px solid rgba(32, 90, 122, 0.24) !important;
  box-shadow: inset 0 -10px 0 rgba(215, 231, 240, 0.22);
}

.overview-grid-cell {
  min-width: var(--overview-group-width);
  min-height: var(--overview-row-height);
  padding: 1px 3px;
  border-right: 1px solid rgba(37, 48, 59, 0.06);
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  background: rgba(255, 255, 255, 0.56);
  overflow: hidden;
  box-sizing: border-box;
}

.schedule-grid-overview .overview-grid-cell {
  display: flex;
  align-items: center;
  justify-content: center;
}

.schedule-grid-overview .overview-grid-cell.overview-day-tone-a {
  background: rgba(255, 255, 255, 0.6);
}

.schedule-grid-overview .overview-grid-cell.overview-day-tone-b {
  background: rgba(247, 242, 232, 0.82);
}

.schedule-grid-overview .overview-time-rail.overview-day-tone-a {
  background: rgba(245, 240, 229, 0.98);
}

.schedule-grid-overview .overview-time-rail.overview-day-tone-b {
  background: rgba(238, 231, 219, 0.94);
}

.schedule-grid-overview .overview-group-head {
  min-height: 28px;
  padding: 4px 2px;
  font-size: 10px;
  line-height: 1;
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease;
}

.schedule-grid-overview .overview-corner-day,
.schedule-grid-overview .overview-corner-time {
  min-height: 28px;
  padding: 4px 8px;
  font-size: 10px;
  line-height: 1;
}

.schedule-grid-overview .overview-group-head:hover {
  background: rgba(32, 90, 122, 0.12);
  color: var(--ink);
}

.schedule-grid-overview .overview-group-head.overview-group-conflict-hard {
  background: rgba(186, 69, 55, 0.22);
  color: #7b2b24;
  box-shadow: inset 0 -3px 0 rgba(186, 69, 55, 0.72);
}

.schedule-grid-overview .overview-group-head.overview-group-conflict-warning {
  background: rgba(232, 179, 72, 0.28);
  color: #725018;
  box-shadow: inset 0 -3px 0 rgba(232, 179, 72, 0.78);
}

.schedule-grid-overview .overview-group-head.overview-group-conflict-hard:hover {
  background: rgba(186, 69, 55, 0.32);
}

.schedule-grid-overview .overview-group-head.overview-group-conflict-warning:hover {
  background: rgba(232, 179, 72, 0.38);
}

.schedule-grid-overview .overview-time-rail strong {
  font-size: 9px;
  line-height: 1;
}

.schedule-grid-overview .grid-card {
  width: 100%;
  min-height: calc(var(--overview-row-height) - 4px);
  padding: 1px 4px;
  gap: 0;
  border-radius: 7px;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.schedule-grid-overview .grid-card strong {
  display: block;
  font-size: 9px;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  width: 100%;
}

.schedule-grid-overview .grid-card span {
  display: none;
}

.schedule-day-section + .schedule-day-section {
  margin-top: 20px;
}

.schedule-day-title {
  margin: 0 0 10px;
  padding: 0 2px;
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.schedule-grid-table th:first-child,
.schedule-grid-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: rgba(245, 240, 229, 0.98);
}

.schedule-grid-table th:first-child {
  z-index: 2;
}

.grid-cell {
  min-width: 150px;
  min-height: 86px;
}

.grid-time-cell {
  min-width: 150px;
  white-space: nowrap;
}

.grid-cell-unavailable {
  background:
    linear-gradient(135deg, rgba(37, 48, 59, 0.035), rgba(37, 48, 59, 0.015)),
    repeating-linear-gradient(
      -45deg,
      rgba(37, 48, 59, 0.03),
      rgba(37, 48, 59, 0.03) 8px,
      transparent 8px,
      transparent 16px
    );
}

.grid-card {
  --card-bg: linear-gradient(135deg, rgba(32, 90, 122, 0.12), rgba(19, 56, 76, 0.2));
  --card-border: rgba(32, 90, 122, 0.14);
  --card-ink: var(--ink);
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--card-ink);
  cursor: pointer;
}

.grid-card-draggable {
  cursor: grab;
}

.grid-card-draggable:active,
.grid-card-dragging {
  cursor: grabbing;
}

.grid-card-dragging {
  opacity: 0.58;
  transform: scale(0.98);
}

.grid-card-locked {
  cursor: not-allowed;
  filter: saturate(0.82);
}

.grid-card-manual-draft {
  --card-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.98));
  --card-border: rgba(37, 48, 59, 0.14);
  --card-ink: var(--ink);
}

.grid-card-unassigned {
  --card-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.99), rgba(249, 250, 251, 0.99));
  --card-border: rgba(148, 163, 184, 0.34);
  --card-ink: #17212b;
}

html[data-theme="dark"] .grid-card-unassigned {
  --card-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.99), rgba(244, 246, 248, 0.99));
  --card-border: rgba(148, 163, 184, 0.42);
  --card-ink: #17212b;
}

.manual-load-source-card {
  cursor: grab;
  user-select: none;
}

.manual-load-source-card:active,
.manual-load-source-card.dragging {
  cursor: grabbing;
}

.manual-load-source-card .lesson-quick-popup-meta {
  margin-top: 4px;
}

.grid-card strong {
  font-size: 14px;
  color: inherit;
}

.grid-card span {
  color: inherit;
  font-size: 12px;
  line-height: 1.3;
  opacity: 0.92;
}

.schedule-drop-cell {
  transition: background 160ms ease, box-shadow 160ms ease;
}

.schedule-drop-cell.drop-target-active {
  background:
    linear-gradient(135deg, rgba(32, 90, 122, 0.1), rgba(32, 90, 122, 0.16)),
    rgba(236, 246, 252, 0.95);
  box-shadow: inset 0 0 0 2px rgba(32, 90, 122, 0.22);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(37, 48, 59, 0.08);
  vertical-align: top;
}

th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: rgb(215, 231, 240);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  box-shadow: inset 0 -1px 0 rgba(37, 48, 59, 0.08);
}

tbody tr {
  background: rgba(255, 255, 255, 0.56);
}

tbody tr:hover {
  background: rgba(255, 248, 237, 0.9);
}

tbody tr.selected-row {
  background: rgba(215, 231, 240, 0.92);
}

.conflict-cell {
  min-width: 220px;
  line-height: 1.45;
}

.conflict-toolbar {
  display: grid;
  gap: 12px;
  margin-bottom: 12px;
}

.conflict-filter-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 260px));
  gap: 12px;
  align-items: end;
}

.conflict-filter-row label {
  display: grid;
  gap: 6px;
}

.conflict-filter-row label > span {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.conflict-summary {
  margin-bottom: 12px;
  padding: 12px 16px;
  border: 1px solid rgba(176, 85, 75, 0.22);
  border-radius: var(--radius-sm);
  background: rgba(176, 85, 75, 0.08);
  color: #7a322d;
  font-weight: 700;
}

.conflict-line + .conflict-line {
  margin-top: 4px;
}

.conflict-line-main {
  font-weight: 700;
}

.conflict-reasons {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed rgba(57, 48, 39, 0.12);
}

.conflict-reasons-title {
  margin-bottom: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.conflict-reasons-list {
  margin: 0;
  padding-left: 18px;
}

.conflict-reasons-list li + li {
  margin-top: 4px;
}

.conflict-summary.ok {
  margin-bottom: 0;
  border-color: rgba(63, 138, 101, 0.22);
  background: rgba(63, 138, 101, 0.08);
  color: #2b6e4f;
}

.muted-note {
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

.mini-action {
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 252, 245, 0.84);
  cursor: pointer;
}

.chip-delete,
.item-delete {
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(138, 61, 52, 0.22);
  background: rgba(255, 241, 238, 0.92);
  color: var(--danger);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.chip-delete:hover,
.item-delete:hover {
  background: rgba(138, 61, 52, 0.1);
}

.checklist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.check-item {
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 46px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
}

.check-item input {
  width: 18px;
  min-height: 18px;
}

.adjacency-alternative-picker {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.adjacency-alternative-picker .secondary-btn {
  min-height: 48px;
  white-space: nowrap;
}

.compact-chips-list {
  margin-top: 10px;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.subject-adjacency-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 4px 6px 4px 14px;
  border-radius: 999px;
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: rgba(255, 255, 255, 0.78);
  color: var(--accent-strong);
  font-weight: 700;
}

.single-teacher-setting-card .form-grid {
  gap: 16px;
}

.single-teacher-setting-card .primary-btn {
  grid-column: 1 / -1;
}

.checkbox-field,
.single-teacher-toggle {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  min-height: 48px;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(32, 90, 122, 0.12);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.74), rgba(230, 239, 244, 0.72));
  color: var(--ink);
}

html[data-theme="dark"] .checkbox-field,
html[data-theme="dark"] .single-teacher-toggle {
  background: linear-gradient(180deg, rgba(23, 33, 42, 0.98), rgba(17, 25, 33, 0.98));
  border-color: rgba(120, 186, 224, 0.14);
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.checkbox-field input,
.single-teacher-toggle input {
  width: 20px;
  min-height: 20px;
  margin-top: 2px;
  flex-shrink: 0;
}

.single-teacher-toggle-copy {
  display: grid;
  gap: 4px;
}

.single-teacher-toggle-copy strong {
  color: var(--ink);
  font-size: 16px;
}

.single-teacher-toggle-copy small {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.single-teacher-picker-shell {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(32, 90, 122, 0.1);
  background: rgba(255, 255, 255, 0.56);
}

html[data-theme="dark"] .single-teacher-picker-shell {
  background: linear-gradient(180deg, rgba(25, 35, 44, 0.96), rgba(18, 27, 35, 0.96));
  border-color: rgba(120, 186, 224, 0.12);
}

.single-teacher-picker-shell.is-disabled {
  opacity: 0.72;
}

.single-teacher-picker-head {
  display: grid;
  gap: 4px;
}

.single-teacher-picker-head strong {
  color: var(--ink);
  font-size: 15px;
}

.single-teacher-picker-head span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.single-teacher-picker-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
}

.single-teacher-groups-list {
  min-height: 56px;
}

.single-teacher-picker-label > span {
  display: none;
}

.code-block {
  margin: 0;
  padding: 18px;
  min-height: 160px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(19, 56, 76, 0.08);
  background: #f7fafc;
  overflow: auto;
  white-space: pre-wrap;
  font-family: Consolas, "Courier New", monospace;
  color: #244050;
}

html[data-theme="dark"] .code-block {
  background: rgba(16, 24, 32, 0.96);
  border-color: rgba(120, 186, 224, 0.1);
  color: rgba(230, 237, 243, 0.9);
}

.toast-stack {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: grid;
  gap: 10px;
  z-index: 40;
}

.toast {
  min-width: 260px;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(22, 33, 43, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 34px rgba(18, 31, 37, 0.28);
  color: #f9fdff;
  font-weight: 700;
  line-height: 1.25;
  overflow-wrap: anywhere;
  animation: rise 260ms ease;
}

.toast.info {
  background: linear-gradient(135deg, #205a7a, #3f7a97);
}

.toast.success {
  background: linear-gradient(135deg, #2b6e4f, #3f8a65);
}

.toast.warning {
  background: linear-gradient(135deg, #7a4a1d, #b66328);
  border-color: rgba(255, 218, 150, 0.35);
}

.toast.error {
  background: linear-gradient(135deg, #8a3d34, #b0554b);
}

.lesson-quick-popup {
  position: fixed;
  z-index: 45;
  min-width: 200px;
  max-width: 260px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 250, 240, 0.98);
  border: 1px solid rgba(19, 56, 76, 0.12);
  box-shadow: 0 20px 34px rgba(18, 31, 37, 0.18);
  color: var(--ink);
  display: grid;
  gap: 8px;
}

.lesson-quick-popup-secondary {
  z-index: 46;
  min-width: 260px;
  max-width: 340px;
  max-height: calc(100vh - 24px);
  overflow: hidden;
}

.lesson-quick-popup.hidden {
  display: none;
}

.lesson-quick-popup-title {
  margin: 0;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
}

.lesson-quick-popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.lesson-quick-popup-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.lesson-quick-popup-close {
  width: 28px;
  height: 28px;
  border: 1px solid rgba(19, 56, 76, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}

.lesson-lock-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 4px 9px;
  border: 1px solid rgba(19, 56, 76, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--muted);
  font: inherit;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease, color 120ms ease;
}

.lesson-lock-toggle:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: rgba(32, 90, 122, 0.22);
  background: rgba(32, 90, 122, 0.08);
  color: var(--ink);
}

.lesson-lock-toggle.is-locked {
  background: rgba(216, 182, 91, 0.18);
  border-color: rgba(216, 182, 91, 0.34);
  color: #7b5a0a;
}

.lesson-lock-toggle:disabled {
  opacity: 0.5;
  cursor: default;
}

.lesson-lock-toggle-icon {
  font-size: 13px;
  line-height: 1;
}

.lesson-lock-toggle-text {
  white-space: nowrap;
}

.lesson-quick-popup-close:hover {
  background: rgba(32, 90, 122, 0.08);
  color: var(--ink);
}

.lesson-quick-popup-row {
  display: grid;
  gap: 2px;
}

.lesson-quick-popup-list {
  display: grid;
  gap: 8px;
}

.lesson-quick-popup-secondary .lesson-quick-popup-list {
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  padding-right: 4px;
}

.lesson-quick-popup-room {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(19, 56, 76, 0.08);
}

.lesson-quick-popup-room.actionable {
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
}

.lesson-quick-popup-room.actionable:hover {
  transform: translateY(-1px);
  border-color: rgba(32, 90, 122, 0.18);
  box-shadow: 0 10px 18px rgba(18, 31, 37, 0.08);
}

.lesson-quick-popup-room-unassigned {
  border-style: dashed;
  background: rgba(32, 90, 122, 0.06);
}

.lesson-quick-popup-room-main {
  display: grid;
  gap: 2px;
}

.lesson-quick-popup-room-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.lesson-inline-lock {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  border: 1px solid rgba(19, 56, 76, 0.12);
  background: rgba(255, 255, 255, 0.86);
  color: var(--muted);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease, color 120ms ease;
}

.lesson-inline-lock:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: rgba(32, 90, 122, 0.22);
  background: rgba(32, 90, 122, 0.08);
  color: var(--ink);
}

.lesson-inline-lock.is-locked {
  background: rgba(216, 182, 91, 0.18);
  border-color: rgba(216, 182, 91, 0.34);
  color: #7b5a0a;
}

.lesson-inline-lock:disabled {
  opacity: 0.5;
  cursor: default;
}

.lesson-quick-popup-meta {
  font-size: 11px;
  color: var(--muted);
}

.lesson-quick-popup-label {
  font-size: 11px;
  color: var(--muted);
}

.lesson-quick-popup-value {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
}

.room-status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.room-status-badge.free {
  background: rgba(63, 138, 101, 0.12);
  color: #2b6e4f;
}

.room-status-badge.occupied {
  background: rgba(176, 85, 75, 0.12);
  color: #8a3d34;
}

.room-status-badge.info {
  background: rgba(32, 90, 122, 0.12);
  color: #205a7a;
}

.room-status-badge.current {
  background: rgba(216, 182, 91, 0.18);
  color: #7a5a14;
}

.lesson-quick-popup-actions {
  display: flex;
  justify-content: flex-end;
}

.lesson-quick-popup-secondary .lesson-quick-popup-actions {
  display: none;
}

.lesson-quick-popup-secondary .lesson-quick-popup-room {
  cursor: pointer;
}

.lesson-quick-popup-actions .mini-action[disabled] {
  opacity: 0.45;
  cursor: default;
}

.teacher-workload-popup {
  position: absolute;
  z-index: 48;
  width: min(360px, calc(100vw - 24px));
  max-height: min(560px, calc(100vh - 24px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 10px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 250, 240, 0.98);
  border: 1px solid rgba(19, 56, 76, 0.14);
  box-shadow: 0 24px 44px rgba(18, 31, 37, 0.2);
  color: var(--ink);
  overflow: visible;
}

.teacher-workload-popup.hidden {
  display: none;
}

.teacher-workload-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  cursor: grab;
  user-select: none;
}

.teacher-workload-header:active {
  cursor: grabbing;
}

.teacher-workload-title {
  margin: 0 0 4px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
}

.teacher-workload-subtitle {
  display: block;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.25;
}

.teacher-workload-list {
  display: grid;
  gap: 8px;
  overflow-y: auto;
  padding-right: 4px;
}

.teacher-workload-row {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(19, 56, 76, 0.08);
  width: 100%;
  appearance: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.teacher-workload-row:hover {
  transform: translateY(-1px);
  border-color: rgba(32, 90, 122, 0.24);
  box-shadow: 0 10px 20px rgba(18, 31, 37, 0.08);
}

.teacher-workload-row:focus-visible {
  outline: 2px solid rgba(32, 90, 122, 0.35);
  outline-offset: 2px;
}

.teacher-workload-color {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(19, 56, 76, 0.18);
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(18, 31, 37, 0.12);
}

.teacher-workload-main {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.teacher-workload-main strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
}

.teacher-workload-main span {
  color: var(--muted);
  font-size: 11px;
}

.teacher-workload-hours {
  min-width: 48px;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(32, 90, 122, 0.12);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.teacher-workload-empty {
  padding: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
}

.teacher-workload-detail-card {
  position: absolute;
  top: 68px;
  z-index: 2;
  display: grid;
  gap: 12px;
  align-content: start;
  width: min(320px, calc(100vw - 32px));
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 251, 244, 0.98);
  border: 1px solid rgba(19, 56, 76, 0.12);
  box-shadow: 0 20px 40px rgba(18, 31, 37, 0.18);
}

.teacher-workload-detail-card--right {
  left: calc(100% + 14px);
}

.teacher-workload-detail-card--left {
  right: calc(100% + 14px);
}

.teacher-workload-detail-card--bottom {
  top: calc(100% + 14px);
  left: 0;
}

.teacher-workload-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.teacher-workload-detail-header strong {
  font-size: 16px;
}

.teacher-workload-detail-kicker {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.teacher-workload-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.teacher-workload-detail-item {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(19, 56, 76, 0.08);
}

.teacher-workload-detail-item span {
  color: var(--muted);
  font-size: 11px;
}

.teacher-workload-detail-item strong {
  font-size: 16px;
  color: var(--ink);
}

.teacher-workload-detail-item-full {
  grid-column: 1 / -1;
}

@media (max-width: 980px) {
  .teacher-workload-detail-card,
  .teacher-workload-detail-card--right,
  .teacher-workload-detail-card--left,
  .teacher-workload-detail-card--bottom {
    top: calc(100% + 14px);
    left: 0;
    right: auto;
  }
}

@keyframes rise {
  from {
    transform: translateY(12px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 1180px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .panel-grid,
  .stats-grid,
  .form-grid,
  .compact-grid,
  .rules-priority-layout,
  .workflow-steps,
  .guidance-grid,
  .teacher-workbench-grid,
  .teacher-workbench-grid--hours,
  .teacher-workbench-summary-grid,
  .teacher-workbench-split {
    grid-template-columns: 1fr;
  }

  .priority-card {
    grid-template-columns: 1fr;
  }

  .teacher-workbench-section__row,
  .teacher-workbench-sheet__head {
    flex-direction: column;
    align-items: flex-start;
  }

  .workspace-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .school-toolbar-controls {
    justify-content: stretch;
  }
}

@media (max-width: 760px) {
  .layout {
    padding: 18px;
  }

  .hero {
    flex-direction: column;
  }

  .hero-actions {
    justify-content: flex-start;
  }

  .workspace-toolbar {
    padding: 16px;
  }

  .school-toolbar-controls,
  .school-toolbar-controls select,
  .school-toolbar-controls .secondary-btn {
    width: 100%;
  }

  .segmented-control {
    width: 100%;
    border-radius: var(--radius-md);
  }

  .segmented-control__item {
    width: 100%;
  }
}