:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-soft: #f0f7f5;
  --ink: #18302d;
  --muted: #637471;
  --line: #d8e3e0;
  --primary: #167d6c;
  --primary-dark: #0e6659;
  --accent: #e8a23b;
  --danger: #dc2626;
  --warning: #c28205;
  --ok: #16835b;
  --shadow: 0 18px 50px rgba(28, 68, 62, 0.12);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.45;
}

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

.app-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 22px clamp(18px, 4vw, 48px);
  background:
    radial-gradient(circle at 12% 0%, rgba(232, 162, 59, 0.16), transparent 34%),
    linear-gradient(135deg, rgba(22, 125, 108, 0.12), rgba(255, 255, 255, 0.75)),
    var(--surface);
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
}

h1 {
  max-width: 960px;
  font-size: clamp(1.7rem, 2.6vw, 2.6rem);
}

h2 {
  font-size: 1.22rem;
}

h3 {
  font-size: 1rem;
}

.subtitle,
.panel-head p,
.metric p,
.course-note,
.empty-cell,
.small-note {
  color: var(--muted);
}

.subtitle {
  max-width: 900px;
  margin: 12px 0 0;
}

.header-actions,
.button-row,
.editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button {
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 10px 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.16s ease, background 0.16s ease, border-color 0.16s ease;
  box-shadow: 0 1px 1px rgba(24, 48, 45, 0.04);
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  color: #fff;
  background: var(--primary);
}

.button.primary:hover {
  background: var(--primary-dark);
}

.button.secondary {
  color: var(--primary-dark);
  background: #e8f6f2;
  border-color: #b9ddd5;
}

.button.ghost {
  color: var(--ink);
  background: var(--surface);
  border-color: var(--line);
}

.button.danger {
  color: #fff;
  background: var(--danger);
}

.button.install-button {
  color: #5f420d;
  border-color: #e9c16d;
  background: #fff2c9;
}

body.offline .session-chip::after {
  content: " · sin conexión";
  color: var(--warning);
}

.app-shell {
  width: min(1720px, 100%);
  margin: 0 auto;
  padding: 22px clamp(14px, 3vw, 36px) 48px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.metric {
  min-height: 112px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 2rem;
  line-height: 1;
}

.metric p {
  margin: 8px 0 0;
  font-size: 0.92rem;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 14px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  font-weight: 800;
}

.tab.active {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.panel {
  display: none;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 6px 22px rgba(23, 32, 51, 0.06);
}

.panel.active {
  display: block;
}

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

.panel-head p {
  margin: 6px 0 0;
}

.status-pill,
.chip,
.tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.status-pill {
  padding: 7px 10px;
  color: var(--ok);
  background: #e9f8f1;
  border: 1px solid #bdebd6;
}

.status-pill.warn {
  color: var(--warning);
  background: #fff7dc;
  border-color: #f5d77b;
}

.status-pill.bad {
  color: var(--danger);
  background: #fff0f0;
  border-color: #ffc5c5;
}

.courses-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 16px;
  align-items: start;
}

.course-list {
  display: grid;
  gap: 18px;
}

.subject-legend {
  position: sticky;
  top: 14px;
  max-height: calc(100vh - 28px);
  overflow: auto;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.teacher-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.teacher-stat {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbff;
}

.teacher-stat span {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.teacher-stat strong {
  display: block;
  margin-top: 4px;
  font-size: 1.6rem;
  line-height: 1;
}

.teacher-stat small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.82rem;
}

.subject-legend h3 {
  margin-bottom: 6px;
}

.legend-subtitle {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.86rem;
}

.legend-list {
  display: grid;
  gap: 7px;
}

.legend-item {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  min-height: 30px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
}

.legend-swatch {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--legend-color);
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.14);
}

.legend-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.legend-count {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
}

.course-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.course-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  background: var(--surface-soft);
  border-left: 8px solid var(--course-color, var(--primary));
}

.course-note {
  margin: 4px 0 0;
  font-size: 0.9rem;
}

.timetable {
  display: grid;
  grid-template-columns: 96px repeat(5, minmax(160px, 1fr));
  overflow-x: auto;
}

.time-head,
.day-head,
.time-cell,
.slot-cell {
  min-height: 70px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.time-head,
.day-head {
  min-height: 44px;
  padding: 11px 10px;
  background: #f8fbff;
  font-weight: 900;
}

.time-cell {
  padding: 10px;
  background: #fbfcff;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

.slot-cell {
  position: relative;
  min-width: 160px;
  padding: 8px;
  background: #fff;
}

.slot-cell.drop-target {
  outline: 2px solid var(--primary);
  outline-offset: -4px;
  background: #edf4ff;
}

.slot-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 6px;
}

.add-link {
  border: 0;
  background: transparent;
  color: var(--primary-dark);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 900;
}

.empty-cell {
  min-height: 32px;
  font-size: 0.82rem;
}

.block {
  display: grid;
  gap: 3px;
  margin-bottom: 6px;
  padding: 8px;
  border: 1px solid #c8d8ef;
  border-left: 5px solid var(--block-color, var(--primary));
  border-radius: 7px;
  background: var(--block-bg, #f7fbff);
  cursor: grab;
}

.block:active {
  cursor: grabbing;
}

.block.support {
  border-style: dashed;
}

.block.permanence {
  box-shadow: inset 0 0 0 1px rgba(202, 138, 4, 0.2);
}

.block.meeting,
.block.admin {
  box-shadow: inset 0 0 0 1px rgba(82, 99, 122, 0.18);
}

.block.tutoria {
  box-shadow: inset 0 0 0 1px rgba(225, 29, 72, 0.16);
}

.block.filler {
  border-style: dotted;
}

.parallel-marker {
  display: grid;
  gap: 3px;
  margin-bottom: 6px;
  padding: 8px;
  border: 1px dashed #aebbd0;
  border-left: 5px solid #64748b;
  border-radius: 7px;
  background: #f8fafc;
  color: var(--muted);
  font-size: 0.84rem;
}

.parallel-marker strong {
  color: var(--ink);
}

.block-title {
  font-weight: 900;
}

.block-meta {
  color: var(--muted);
  font-size: 0.82rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.chip,
.tag {
  padding: 3px 7px;
}

.chip {
  color: #155e75;
  background: #e5f8ff;
}

.tag {
  color: #134e4a;
  background: #dcfbf6;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  gap: 16px;
}

.quota-table,
.market-table {
  width: 100%;
  border-collapse: collapse;
}

.quota-table th,
.quota-table td,
.market-table th,
.market-table td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.quota-table th,
.market-table th {
  color: var(--muted);
  background: #f8fbff;
  font-size: 0.84rem;
}

.field {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

.field.compact {
  min-width: 240px;
}

.field input,
.field select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 11px;
  background: var(--surface);
  color: var(--ink);
}

textarea {
  min-height: 640px;
  resize: vertical;
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.86rem;
  line-height: 1.5;
}

.validation-list {
  display: grid;
  gap: 10px;
}

.issue {
  padding: 12px;
  border: 1px solid var(--line);
  border-left-width: 6px;
  border-radius: var(--radius);
  background: #fff;
}

.issue.error {
  border-left-color: var(--danger);
}

.issue.warning {
  border-left-color: var(--warning);
}

.issue.ok {
  border-left-color: var(--ok);
}

.issue strong {
  display: block;
}

.issue p {
  margin: 5px 0 0;
  color: var(--muted);
}

.market-grid {
  display: grid;
  gap: 14px;
}

.market-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #fff;
}

.market-card h3 {
  margin-bottom: 8px;
}

.market-card p {
  margin: 7px 0;
  color: var(--muted);
}

.market-card a {
  color: var(--primary-dark);
  font-weight: 800;
}

.editor-drawer {
  position: fixed;
  inset: 0 0 0 auto;
  display: none;
  width: min(460px, 100%);
  padding: 16px;
  background: rgba(15, 23, 42, 0.22);
  z-index: 20;
}

.editor-drawer.open {
  display: flex;
  justify-content: flex-end;
}

.editor-card {
  width: 100%;
  max-width: 440px;
  height: 100%;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 18px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.editor-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.icon-button {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  color: var(--ink);
  font-size: 1.5rem;
  line-height: 1;
}

.two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.teacher-picker {
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.teacher-picker legend {
  padding: 0 6px;
  color: var(--muted);
  font-weight: 900;
}

#teacherCheckboxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.check-option {
  display: flex;
  gap: 7px;
  align-items: center;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
}

.small-note {
  margin-top: 8px;
  font-size: 0.84rem;
}

body.auth-locked {
  overflow: hidden;
}

.manage-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.manage-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fdfefe;
}

.manage-card > .small-note {
  margin: 0;
}

.manage-form {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.manage-form .button {
  justify-self: start;
}

.manage-form input[type="color"] {
  height: 42px;
  padding: 4px;
}

.manage-list {
  display: grid;
  gap: 6px;
}

.manage-group-title {
  margin: 8px 0 2px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.manage-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.manage-item > div {
  min-width: 0;
}

.manage-item strong {
  display: block;
  font-size: 0.92rem;
}

.manage-item small {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.manage-item:has(> div:first-child) {
  grid-template-columns: minmax(0, 1fr) auto;
}

.icon-button.small {
  width: 26px;
  height: 26px;
  font-size: 1.05rem;
  color: var(--muted);
}

.icon-button.small:hover {
  color: var(--danger);
  border-color: #ffc5c5;
  background: #fff0f0;
}

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

.access-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 14px;
  align-items: start;
}

.access-grid > div:first-child {
  display: grid;
  gap: 12px;
}

.manage-subtitle {
  margin: 0;
  color: var(--ink);
  font-size: 0.92rem;
}

.generic-toggle {
  padding: 2px 4px;
}

.manage-item code,
.generic-toggle code,
.manage-card .small-note code {
  padding: 1px 5px;
  border-radius: 5px;
  background: #eef2f9;
  font-size: 0.82em;
}

@media (max-width: 1100px) {
  .access-grid {
    grid-template-columns: 1fr;
  }
}

.chip-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip-check {
  position: relative;
  display: inline-flex;
  cursor: pointer;
}

.chip-check input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.chip-check span {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
  transition: background 0.14s ease, color 0.14s ease, border-color 0.14s ease;
}

.chip-check input:checked + span {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary-dark);
}

.chip-check input:focus-visible + span {
  outline: 2px solid var(--primary-dark);
  outline-offset: 2px;
}

.login-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.16), rgba(15, 159, 142, 0.12)),
    var(--bg);
}

.login-screen[hidden] {
  display: none;
}

.login-card {
  display: grid;
  gap: 14px;
  width: min(420px, 100%);
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.login-card h1 {
  font-size: 1.7rem;
}

.login-subtitle,
.login-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-hint {
  font-size: 0.8rem;
}

.login-error {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid #ffc5c5;
  border-radius: var(--radius);
  background: #fff0f0;
  color: var(--danger);
  font-size: 0.88rem;
  font-weight: 700;
}

.session-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.block.locked {
  cursor: default;
}

.block.readonly {
  cursor: default;
}

.lock-mark {
  margin-left: 6px;
  font-size: 0.75rem;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 200;
  max-width: min(560px, calc(100vw - 32px));
  padding: 12px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--ink);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  opacity: 0;
  transform: translate(-50%, 12px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast.error {
  background: var(--danger);
}

.toast.warn {
  background: var(--warning);
}

.toast.ok {
  background: var(--ok);
}

/* Configuración guiada del centro */
.setup-progress {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 16px;
}

.setup-step {
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 64px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbfa;
}

.setup-step-icon {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 50%;
  color: var(--primary-dark);
  background: #dff3ed;
  font-weight: 900;
}

.setup-step strong,
.setup-step small {
  display: block;
}

.setup-step small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.76rem;
}

.manage-workspace {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.manage-nav {
  position: sticky;
  top: 14px;
  display: grid;
  gap: 7px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbfa;
}

.manage-nav-button {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 0 10px;
  align-items: center;
  padding: 11px;
  border: 1px solid transparent;
  border-radius: 11px;
  color: var(--muted);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.manage-nav-button > span {
  grid-row: 1 / 3;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: #e9efed;
  font-weight: 900;
}

.manage-nav-button strong,
.manage-nav-button small {
  display: block;
}

.manage-nav-button small {
  margin-top: 2px;
  font-size: 0.72rem;
}

.manage-nav-button:hover,
.manage-nav-button.active {
  color: var(--primary-dark);
  border-color: #b9ddd5;
  background: #eaf6f2;
}

.manage-nav-button.active > span {
  color: #fff;
  background: var(--primary);
}

.manage-content,
.manage-section {
  min-width: 0;
}

.manage-section[hidden] {
  display: none;
}

.manage-section .manage-card {
  background: #fff;
}

.section-intro,
.form-title-row,
.profile-block-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
}

.section-intro {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.section-intro > p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
}

.section-intro .eyebrow,
.form-title-row .eyebrow {
  margin-bottom: 4px;
}

.three-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.teacher-profile-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.42fr) minmax(0, 1.58fr);
  gap: 14px;
  align-items: start;
}

.search-field {
  margin-bottom: 9px;
}

.teacher-roster {
  display: grid;
  gap: 6px;
  max-height: 730px;
  overflow: auto;
  padding-right: 4px;
}

.teacher-roster-item {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 11px;
  color: var(--ink);
  background: #fff;
  text-align: left;
  cursor: pointer;
}

.teacher-roster-item:hover,
.teacher-roster-item.active {
  border-color: #9ccfc4;
  background: #eff8f5;
}

.teacher-roster-item strong,
.teacher-roster-item small {
  display: block;
}

.teacher-roster-item small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.76rem;
}

.teacher-roster-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  color: var(--primary-dark);
  font-size: 0.72rem;
  font-weight: 800;
}

.teacher-profile-form {
  padding: 16px;
  border-style: solid;
  background: #fbfdfc;
}

.profile-block {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.profile-block h5 {
  margin: 0;
  font-size: 0.94rem;
}

.profile-block p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 0.79rem;
}

.subject-assignment-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  max-height: 280px;
  overflow: auto;
  padding: 2px;
}

.subject-check {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
}

.subject-check:has(input:checked) {
  border-color: #9ccfc4;
  background: #eff8f5;
}

.subject-check strong,
.subject-check small {
  display: block;
}

.subject-check small {
  color: var(--muted);
  font-size: 0.72rem;
}

.subject-check em {
  color: var(--primary-dark);
  font-size: 0.74rem;
  font-style: normal;
  font-weight: 900;
}

.availability-wrap {
  overflow-x: auto;
}

.availability-table {
  width: 100%;
  min-width: 620px;
  border-collapse: separate;
  border-spacing: 5px;
}

.availability-table th {
  padding: 4px 6px;
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
}

.availability-table th:first-child {
  text-align: left;
}

.availability-toggle {
  position: relative;
  display: block;
  cursor: pointer;
}

.availability-toggle input {
  position: absolute;
  opacity: 0;
}

.availability-toggle span {
  display: grid;
  place-items: center;
  min-height: 36px;
  border: 1px solid #f0c2c2;
  border-radius: 8px;
  color: #9d3838;
  background: #fff3f3;
  font-size: 0.72rem;
  font-weight: 900;
}

.availability-toggle input:checked + span {
  color: #126a59;
  border-color: #addacf;
  background: #e8f7f2;
}

.availability-toggle input:focus-visible + span {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.button.text-button {
  padding: 4px 7px;
  color: var(--primary-dark);
  background: transparent;
  border: 0;
  box-shadow: none;
}

.button.danger-outline {
  color: var(--danger);
  border-color: #efb4b4;
  background: #fff;
}

.section-divider {
  width: 100%;
  margin: 8px 0 2px;
  border: 0;
  border-top: 1px solid var(--line);
}

.schedule-form {
  gap: 16px;
}

.schedule-editor {
  display: grid;
  gap: 8px;
}

.schedule-row {
  display: grid;
  grid-template-columns: 100px repeat(2, minmax(120px, 180px)) minmax(0, 1fr);
  gap: 10px;
  align-items: end;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #fff;
}

.schedule-row.break-row {
  border-style: dashed;
  background: #fff8e9;
}

.schedule-row strong {
  align-self: center;
}

.schedule-row-note {
  align-self: center;
  color: var(--muted);
  font-size: 0.8rem;
}

.break-cell {
  min-height: 42px;
  padding: 9px 10px;
  border-top: 1px solid #f0d69c;
  border-right: 1px solid #f0d69c;
  color: #7a5716;
  background: #fff7df;
  font-size: 0.78rem;
  font-weight: 900;
}

.time-cell.break-time {
  color: #7a5716;
  background: #fff2c9;
}

.slot-cell.unavailable-slot {
  background: repeating-linear-gradient(-45deg, #fbefef, #fbefef 6px, #fff 6px, #fff 12px);
}

.unavailable-note {
  color: #a34747;
  font-size: 0.76rem;
  font-weight: 800;
}

.stage-group {
  display: grid;
  gap: 7px;
}

.stage-group + .stage-group {
  margin-top: 12px;
}

.stage-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 4px 0 1px;
  color: var(--primary-dark);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.stage-title::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--line);
}

.contract-progress {
  height: 7px;
  margin-top: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7eeec;
}

.contract-progress span {
  display: block;
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: var(--primary);
}

@media print {
  .app-header .header-actions,
  .tabs,
  .login-screen,
  .toast,
  .slot-actions,
  .subject-legend,
  .editor-drawer,
  .summary-grid {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .panel {
    border: 0;
    box-shadow: none;
    padding: 0;
  }

  .block {
    break-inside: avoid;
  }

  .course-card {
    break-inside: avoid;
    margin-bottom: 14px;
  }
}

@media (max-width: 1100px) {
  .app-header,
  .panel-head,
  .split,
  .courses-layout,
  .manage-grid {
    grid-template-columns: 1fr;
  }

  .app-header,
  .panel-head {
    display: grid;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .subject-legend {
    position: static;
    max-height: none;
    order: -1;
  }

  .legend-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .header-actions,
  .button-row,
  .editor-actions,
  .tabs {
    display: grid;
    grid-template-columns: 1fr;
  }

  .summary-grid,
  .two-cols,
  #teacherCheckboxes,
  .teacher-stats,
  .legend-list {
    grid-template-columns: 1fr;
  }

  .panel {
    padding: 12px;
  }

  .timetable {
    grid-template-columns: 78px repeat(5, minmax(145px, 1fr));
  }
}

@media (max-width: 1180px) {
  .setup-progress {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .manage-workspace {
    grid-template-columns: 1fr;
  }

  .manage-nav {
    position: static;
    grid-template-columns: repeat(5, minmax(150px, 1fr));
    overflow-x: auto;
  }

  .teacher-profile-layout {
    grid-template-columns: 1fr;
  }

  .teacher-roster {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: 330px;
  }
}

@media (max-width: 760px) {
  .setup-progress,
  .teacher-roster,
  .subject-assignment-grid,
  .three-cols {
    grid-template-columns: 1fr;
  }

  .manage-nav {
    grid-template-columns: repeat(5, 190px);
  }

  .section-intro,
  .form-title-row,
  .profile-block-head {
    display: grid;
  }

  .schedule-row {
    grid-template-columns: 1fr 1fr;
  }

  .schedule-row > strong,
  .schedule-row > .schedule-row-note {
    grid-column: 1 / -1;
  }
}