.timetable-page,
.ci-topbar,
.ci-main,
.ci-tabs,
.tab-view {
  min-width: 0;
  max-width: 100%;
}

html,
body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

.timetable-page {
  width: 100%;
  overflow-x: hidden;
}

.ci-brand > div {
  min-width: 0;
}

.ci-brand-title,
.ci-brand-subtitle {
  overflow-wrap: anywhere;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ci-space-4);
  margin: var(--ci-space-6) 0;
}

.metric {
  min-height: 102px;
  display: grid;
  gap: var(--ci-space-2);
  align-content: center;
  padding: var(--ci-space-4);
  border-top: 1px solid var(--ci-border);
  background: var(--ci-surface-muted);
}

.metric strong {
  font-size: 26px;
  line-height: 1;
}

.metric span {
  color: var(--ci-text-muted);
  font-size: 13px;
  font-weight: 700;
}

.side-panel {
  display: grid;
  gap: var(--ci-space-5);
  align-content: start;
}

.action-button {
  width: auto;
  min-width: 158px;
  padding-inline: var(--ci-space-4);
}

.button-icon {
  width: 18px;
  height: 18px;
}

.notice-row {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: var(--ci-space-3);
  padding: var(--ci-space-3);
  border-left: 3px solid var(--ci-blue);
  color: var(--ci-text-muted);
  background: var(--ci-surface-muted);
}

.main-tabs {
  width: min(1800px, calc(100vw - 32px));
  max-width: calc(100vw - 32px);
  margin: var(--ci-space-4) auto 0;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.main-tabs::-webkit-scrollbar {
  display: none;
}

.main-tabs .ci-tab {
  flex: 0 0 auto;
  white-space: nowrap;
}

.tab-view[hidden] {
  display: none !important;
}

.channel-row {
  grid-template-columns: auto minmax(0, 1fr);
  padding-inline: var(--ci-space-4);
}

.channel-row .ci-badge {
  justify-self: start;
}

.timetable-shell {
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.homework-shell {
  display: grid;
  gap: var(--ci-space-5);
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.exams-shell {
  display: grid;
  gap: var(--ci-space-5);
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.transit-shell {
  display: grid;
  gap: var(--ci-space-5);
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.manual-lesson-shell {
  display: grid;
  gap: var(--ci-space-5);
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.profile-shell {
  display: grid;
  gap: var(--ci-space-5);
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.help-shell {
  display: grid;
  gap: var(--ci-space-5);
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.timetable-main {
  width: min(1800px, calc(100vw - 32px));
  max-width: calc(100vw - 32px);
}

.timetable-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-4);
  margin-bottom: var(--ci-space-5);
}

.homework-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-4);
}

.exams-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-4);
}

.transit-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-4);
}

.manual-lesson-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-4);
}

.profile-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-4);
}

.timetable-title {
  margin: 0;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: 0;
}

.snapshot-stamp {
  margin: var(--ci-space-2) 0 0;
  color: var(--ci-text-muted);
  font-size: 14px;
  font-weight: 700;
}

.profile-context {
  min-height: 20px;
  margin: var(--ci-space-2) 0 0;
  color: var(--ci-text);
  font-size: 14px;
  font-weight: 800;
}

.profile-context:empty {
  display: none;
}

.timetable-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--ci-space-3);
}

.homework-actions {
  display: flex;
  align-items: center;
  gap: var(--ci-space-3);
}

.exams-actions {
  display: flex;
  align-items: center;
  gap: var(--ci-space-3);
}

.transit-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--ci-space-3);
  min-width: 0;
}

.mode-switch {
  width: 260px;
}

.week-switch {
  width: 290px;
}

.view-switch {
  width: 190px;
}

.transit-view-switch {
  width: 250px;
}

.homework-switch {
  width: 210px;
}

.homework-form {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(160px, 220px) minmax(150px, 190px) auto;
  gap: var(--ci-space-3);
  align-items: end;
  min-width: 0;
  max-width: 100%;
  padding: var(--ci-space-4);
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface-muted);
}

.manual-lesson-form {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(140px, 170px) minmax(140px, 170px) minmax(128px, 150px) minmax(96px, 120px) minmax(96px, 120px);
  gap: var(--ci-space-3);
  align-items: end;
  min-width: 0;
  max-width: 100%;
  padding: var(--ci-space-4);
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface-muted);
}

.manual-lesson-form label:nth-last-of-type(2) {
  grid-column: span 2;
}

.manual-lesson-form label:last-of-type {
  grid-column: span 3;
}

.manual-lesson-form .ci-button {
  align-self: stretch;
}

.homework-form label,
.manual-lesson-form label {
  display: grid;
  gap: var(--ci-space-2);
  min-width: 0;
  color: var(--ci-text-muted);
  font-size: 13px;
  font-weight: 800;
}

.homework-form input,
.manual-lesson-form input,
.manual-lesson-form select,
.homework-form button,
.manual-lesson-form button {
  width: 100%;
  min-width: 0;
  max-width: 100%;
}

.homework-summary,
.manual-lesson-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ci-space-2);
}

.transit-warnings {
  display: grid;
  gap: var(--ci-space-2);
}

.transit-recommendations {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ci-space-4);
}

.transit-context {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--ci-text-muted);
  font-size: 13px;
  font-weight: 800;
}

.transit-context a {
  color: var(--ci-accent);
}

.transit-lists {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ci-space-5);
}

.transit-day-details {
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface);
}

.transit-day-details-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ci-space-3);
  min-height: 52px;
  padding: 0 var(--ci-space-4);
  border-bottom: 1px solid var(--ci-border);
}

.transit-count {
  color: var(--ci-text-muted);
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.transit-day-details .transit-lists {
  padding: var(--ci-space-4);
}

.transit-lists h3 {
  margin: 0 0 var(--ci-space-3);
  font-size: 18px;
  letter-spacing: 0;
}

.transit-list {
  display: grid;
  gap: var(--ci-space-3);
}

.transit-card,
.transit-connection {
  display: grid;
  gap: var(--ci-space-2);
  padding: var(--ci-space-4);
  border: 1px solid var(--ci-border);
  border-left: 3px solid var(--ci-blue);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface);
}

.transit-recommendation {
  min-height: 132px;
  background: var(--ci-surface-muted);
}

.transit-line {
  display: flex;
  justify-content: space-between;
  gap: var(--ci-space-3);
  align-items: baseline;
}

.transit-line strong {
  font-size: 20px;
  line-height: 1;
}

.transit-line span {
  color: var(--ci-blue);
  font-weight: 900;
}

.transit-line-status {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--ci-space-2);
  align-items: center;
}

.transit-line-status .ci-badge {
  color: var(--ci-amber);
}

.transit-line .transit-time.is-changed {
  color: var(--ci-amber);
}

.transit-route {
  overflow-wrap: anywhere;
  font-weight: 800;
}

.transit-connection small {
  color: var(--ci-text-muted);
  font-size: 12px;
  font-weight: 700;
}

.transit-connection.is-cancelled {
  border-left-color: var(--ci-danger);
  background: var(--milo-danger-soft);
}

.transit-connection.has-live-change {
  border-left-color: var(--ci-amber);
  background: var(--milo-amber-soft);
}

.transit-change-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ci-space-2);
}

.transit-change-list span {
  padding: var(--ci-space-1) var(--ci-space-2);
  border: 1px solid color-mix(in srgb, var(--ci-amber) 55%, var(--ci-border));
  border-radius: var(--ci-radius-sm);
  color: var(--ci-amber);
  background: var(--milo-amber-soft);
  font-size: 12px;
  font-weight: 900;
}

.transit-change-list[data-tone="danger"] span {
  border-color: color-mix(in srgb, var(--ci-danger) 55%, var(--ci-border));
  color: var(--ci-danger);
  background: var(--milo-danger-soft);
}

.transit-countdown {
  width: max-content;
  max-width: 100%;
  padding: var(--ci-space-1) var(--ci-space-2);
  border: 1px solid var(--ci-blue);
  border-radius: 999px;
  color: var(--ci-blue);
  background: var(--ci-surface);
  font-size: 12px;
  font-weight: 900;
}

.vehicle-status {
  display: grid;
  gap: var(--ci-space-2);
  margin-top: var(--ci-space-2);
  padding-top: var(--ci-space-3);
  border-top: 1px solid var(--ci-border);
  color: var(--ci-text-muted);
  font-size: 12px;
  font-weight: 700;
}

.vehicle-status[data-status="available"] {
  color: var(--ci-text);
}

.vehicle-status-label {
  overflow-wrap: anywhere;
  font-weight: 900;
}

.vehicle-map {
  width: 100%;
  height: 90px;
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface);
}

.vehicle-map polyline {
  fill: none;
  stroke: var(--ci-blue);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.vehicle-map .vehicle-stop {
  fill: var(--ci-surface);
  stroke: var(--ci-blue);
  stroke-width: 3;
}

.vehicle-map .vehicle-marker {
  fill: var(--ci-accent);
  stroke: var(--ci-surface);
  stroke-width: 3;
}

.profile-guide {
  margin-bottom: var(--ci-space-4);
  padding: var(--ci-space-4);
  border: 1px solid var(--ci-border);
  background: var(--ci-surface);
}

.profile-guide summary {
  cursor: pointer;
  color: var(--ci-text);
  font-weight: 900;
}

.profile-guide h3,
.profile-guide p {
  margin: 0;
}

.profile-guide-steps {
  display: grid;
  gap: var(--ci-space-5);
  margin: 0;
  padding: var(--ci-space-4) 0 0 1.4rem;
}

.profile-guide-steps > li {
  display: grid;
  grid-template-columns: minmax(220px, 0.55fr) minmax(0, 1fr);
  gap: var(--ci-space-4);
  align-items: start;
  padding-bottom: var(--ci-space-4);
  border-bottom: 1px solid var(--ci-border);
}

.profile-guide-steps > li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.profile-guide-steps > li::marker {
  color: var(--ci-accent);
  font-weight: 900;
}

.profile-guide-steps > li > div {
  display: grid;
  gap: var(--ci-space-2);
}

.profile-guide p {
  color: var(--ci-text-muted);
  font-size: 14px;
  line-height: 1.45;
}

.profile-guide code {
  color: var(--ci-text);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.profile-guide figure {
  width: fit-content;
  max-width: 100%;
  min-width: 0;
  margin: 0;
  border: 1px solid var(--ci-border);
  background: var(--ci-bg);
  overflow: auto;
}

.profile-guide figure + figure {
  grid-column: 2;
}

.profile-guide img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
}

.help-header {
  display: grid;
  gap: var(--ci-space-2);
}

.help-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ci-space-4);
}

.help-card {
  display: grid;
  align-content: start;
  gap: var(--ci-space-3);
  min-width: 0;
  padding: var(--ci-space-4);
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-md);
  background: var(--ci-surface-muted);
}

.help-card h3 {
  margin: 0;
  color: var(--ci-text);
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0;
}

.help-card ul {
  display: grid;
  gap: var(--ci-space-2);
  margin: 0;
  padding-left: 18px;
  color: var(--ci-text-muted);
}

.help-card li {
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.help-card strong,
.help-card code {
  color: var(--ci-text);
}

.help-card code {
  padding: 2px 5px;
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface);
  font-size: 0.92em;
}

.transit-compatibility {
  display: grid;
  gap: var(--ci-space-1);
  padding: var(--ci-space-3);
  border-left: 3px solid var(--ci-accent);
  background: var(--ci-bg);
  color: var(--ci-text-muted);
  font-size: 13px;
  line-height: 1.45;
}

.transit-compatibility strong {
  color: var(--ci-text);
}

.transit-compatibility code {
  color: var(--ci-text);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.profile-subsection {
  display: grid;
  gap: var(--ci-space-3);
  padding-top: var(--ci-space-4);
  border-top: 1px solid var(--ci-border);
}

.profile-subsection h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0;
}

.stop-picker {
  display: grid;
  gap: var(--ci-space-2);
  min-width: 0;
}

.stop-picker-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--ci-space-2);
  align-items: stretch;
}

.stop-suggestions {
  display: grid;
  gap: var(--ci-space-1);
}

.stop-suggestion {
  display: grid;
  gap: 2px;
  justify-content: flex-start;
  width: 100%;
  min-height: 36px;
  padding-inline: var(--ci-space-3);
  border-color: var(--ci-border);
  background: var(--ci-surface);
  color: var(--ci-text);
  text-align: left;
}

.stop-suggestion small {
  color: var(--ci-text-muted);
  font-size: 11px;
  font-weight: 700;
}

.stop-selected {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--ci-accent);
  font-size: 13px;
  font-weight: 800;
}

.stop-chips,
.stop-validation {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ci-space-2);
  min-width: 0;
}

.stop-chip {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  gap: var(--ci-space-2);
  max-width: 100%;
  padding: 0 var(--ci-space-2) 0 var(--ci-space-3);
  border: 1px solid var(--ci-border);
  border-radius: 999px;
  background: var(--ci-surface);
  color: var(--ci-text);
  font-size: 13px;
  font-weight: 800;
}

.stop-chip span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stop-chip button {
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ci-text-muted);
  cursor: pointer;
  font: inherit;
}

.stop-chip[data-status="valid"] {
  border-color: var(--ci-green);
}

.stop-chip[data-status="missing"],
.stop-chip[data-status="ambiguous"] {
  border-color: var(--ci-amber);
  background: var(--milo-warning-soft);
}

.stop-validation:empty {
  display: none;
}

.homework-summary span,
.manual-lesson-summary span {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 var(--ci-space-3);
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-sm);
  color: var(--ci-text-muted);
  background: var(--ci-surface);
  font-size: 13px;
  font-weight: 800;
}

.homework-summary .homework-error {
  border-color: var(--ci-danger);
  color: var(--ci-danger);
  background: var(--milo-danger-soft);
}

.homework-list {
  display: grid;
  gap: var(--ci-space-3);
}

.exam-list {
  display: grid;
  gap: var(--ci-space-3);
}

.manual-lesson-list {
  display: grid;
  gap: var(--ci-space-3);
}

.homework-item,
.exam-item,
.manual-lesson-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--ci-space-4);
  align-items: start;
  padding: var(--ci-space-4);
  border: 1px solid var(--ci-border);
  border-left: 3px solid var(--ci-amber);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface);
}

.exam-item {
  grid-template-columns: 104px minmax(0, 1fr);
  border-left-color: var(--ci-amber);
}

.exam-date {
  display: grid;
  align-content: center;
  gap: var(--ci-space-1);
  min-height: 64px;
  padding-right: var(--ci-space-3);
  border-right: 1px solid var(--ci-border);
}

.exam-date strong {
  font-size: 16px;
  line-height: 1.2;
}

.exam-date span {
  color: var(--ci-text-muted);
  font-size: 13px;
  font-weight: 800;
}

.exam-main {
  display: grid;
  gap: var(--ci-space-2);
  min-width: 0;
}

.exam-main p {
  margin: 0;
  overflow-wrap: anywhere;
}

.manual-lesson-item {
  border-left-color: var(--milo-selected-bg);
}

.homework-item[data-source="webuntis"] {
  border-left-color: var(--ci-blue);
}

.homework-item[data-completed="true"] {
  border-left-color: var(--ci-green);
  background: var(--ci-surface-muted);
}

.homework-item[data-expired="true"][data-completed="false"] {
  border-left-color: var(--ci-danger);
  background: var(--milo-danger-soft);
}

.homework-main {
  display: grid;
  gap: var(--ci-space-2);
  min-width: 0;
}

.manual-lesson-main {
  display: grid;
  gap: var(--ci-space-2);
  min-width: 0;
}

.homework-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--ci-space-3);
}

.homework-title-row strong {
  overflow-wrap: anywhere;
  font-size: 16px;
  line-height: 1.25;
}

.homework-main p,
.manual-lesson-main p {
  margin: 0;
  overflow-wrap: anywhere;
  line-height: 1.45;
}

.homework-main small,
.homework-meta,
.manual-lesson-main small {
  color: var(--ci-text-muted);
  font-size: 13px;
}

.homework-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ci-space-2);
  font-weight: 700;
}

.homework-meta span {
  padding-right: var(--ci-space-2);
  border-right: 1px solid var(--ci-border);
}

.homework-meta span:last-child {
  border-right: 0;
}

.homework-item-actions {
  display: flex;
  align-items: center;
  gap: var(--ci-space-2);
}

.secondary-button {
  width: auto;
  min-width: 118px;
  color: var(--ci-text);
  background: var(--ci-surface);
  border: 1px solid var(--ci-border);
}

.danger-button {
  color: var(--ci-danger);
}

.day-switch {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ci-space-2);
  margin: 0 0 var(--ci-space-4);
}

.day-switch[hidden] {
  display: none;
}

.day-switch button {
  min-width: 86px;
  min-height: 44px;
  display: grid;
  gap: 2px;
  align-content: center;
  padding: var(--ci-space-2) var(--ci-space-3);
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-sm);
  color: var(--ci-text);
  background: var(--ci-surface);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.day-switch button[aria-pressed="true"] {
  border-color: var(--milo-selected-bg);
  color: var(--milo-selected-text);
  background: var(--milo-selected-bg);
}

.day-switch small {
  color: var(--ci-text-muted);
  font-size: 12px;
  font-weight: 700;
}

.day-switch button[aria-pressed="true"] small {
  color: var(--milo-selected-text);
}

.timetable-grid {
  overflow: auto;
  border: 1px solid var(--ci-border);
  background: var(--ci-surface);
}

.tt-desktop-grid {
  display: grid;
  grid-template-columns: 92px repeat(var(--day-count, 5), minmax(160px, 1fr));
  min-width: 940px;
}

.tt-mobile-list {
  display: none;
}

.tt-head,
.tt-time,
.tt-cell {
  min-height: 84px;
  padding: var(--ci-space-3);
  border-right: 1px solid var(--ci-border);
  border-bottom: 1px solid var(--ci-border);
}

.tt-head {
  min-height: 58px;
  position: sticky;
  top: 0;
  z-index: 2;
  display: grid;
  align-content: center;
  gap: 2px;
  background: var(--ci-surface-muted);
  font-weight: 800;
}

.tt-head small {
  color: var(--ci-text-muted);
  font-weight: 600;
}

.tt-time {
  position: sticky;
  left: 0;
  z-index: 1;
  display: grid;
  align-content: start;
  color: var(--ci-blue);
  background: var(--ci-surface-muted);
  font-size: 13px;
  font-weight: 800;
}

.tt-corner {
  z-index: 3;
  left: 0;
}

.tt-cell {
  display: grid;
  gap: var(--ci-space-2);
  align-content: start;
  background: var(--ci-surface);
}

.tt-card {
  display: grid;
  gap: 3px;
  min-height: 62px;
  padding: var(--ci-space-2);
  border: 1px solid var(--ci-border);
  border-left: 3px solid var(--ci-blue);
  border-radius: var(--ci-radius-sm);
  background: var(--ci-surface);
}

.tt-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ci-space-2);
}

.tt-card-top .ci-badge {
  flex: 0 0 auto;
}

.tt-card[data-status="changed"] {
  border-left-color: var(--ci-amber);
  background: var(--milo-amber-soft);
}

.tt-card[data-status="cancelled"] {
  border-left-color: var(--ci-danger);
  color: var(--ci-text-muted);
  background: var(--milo-danger-soft);
}

.tt-card[data-timetable-mode="actual"] {
  border-left-color: var(--ci-blue);
  background: var(--ci-surface);
}

.tt-card[data-source="manual"] {
  border-left-color: var(--milo-selected-bg);
  background: var(--ci-surface-muted);
}

.tt-card[data-timetable-mode="changes"][data-status="regular"] {
  border-left-color: var(--ci-border);
  color: var(--ci-text-muted);
  background: var(--ci-surface-muted);
}

.tt-card[data-timetable-mode="changes"][data-status="regular"] .ci-badge {
  border-color: var(--ci-border);
  color: var(--ci-text-muted);
  background: var(--ci-surface);
}

.tt-change-line {
  display: block;
  padding-top: var(--ci-space-1);
  color: var(--ci-text);
  font-weight: 800;
}

.tt-card strong,
.tt-card small {
  overflow-wrap: anywhere;
}

.tt-card strong {
  font-size: 14px;
  line-height: 1.25;
}

.tt-card small {
  color: var(--ci-text-muted);
  font-size: 12px;
}

.tt-empty {
  color: var(--ci-text-subtle);
  font-size: 12px;
}

.settings-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 260px)) 150px;
  gap: var(--ci-space-3);
  align-items: end;
}

.tenant-field {
  width: min(360px, 100%);
}

.tenant-panel {
  display: grid;
  gap: var(--ci-space-4);
  margin-bottom: var(--ci-space-5);
}

.tenant-form {
  display: grid;
  gap: var(--ci-space-4);
}

.tenant-form-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--ci-space-3);
}

.tenant-active-field {
  align-content: end;
}

.tenant-active-field input {
  width: 22px;
  height: 22px;
}

.transit-direct-field {
  align-content: end;
}

.transit-checkbox-row {
  display: flex;
  gap: var(--ci-space-2);
  align-items: center;
  min-height: 42px;
  font-weight: 700;
}

.transit-checkbox-row input {
  width: 22px;
  height: 22px;
  margin: 0;
}

.tenant-form textarea,
.tenant-form input,
.tenant-form select {
  width: 100%;
}

.tenant-form .transit-checkbox-row input[type="checkbox"] {
  flex: 0 0 22px;
  width: 22px;
  min-width: 22px;
  height: 22px;
}

.transit-checkbox-row > span {
  min-width: 0;
}

.tenant-form textarea {
  resize: vertical;
}

.field-help {
  display: block;
  margin-top: var(--ci-space-1);
  color: var(--ci-text-muted);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
}

.tenant-form-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--ci-space-3);
}

.tenant-save-state {
  min-height: 20px;
  color: var(--ci-text-muted);
  font-size: 13px;
  font-weight: 800;
}

.invite-result .notice-row {
  display: grid;
  align-items: start;
}

.invite-result input {
  width: 100%;
  min-width: 0;
}

.email-field textarea {
  width: 100%;
  min-height: 76px;
  resize: vertical;
}

.settings-button {
  width: auto;
}

.admin-settings-layout {
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
}

.config-list {
  display: grid;
  gap: var(--ci-space-2);
}

.config-item {
  display: flex;
  justify-content: space-between;
  gap: var(--ci-space-3);
  padding-block: var(--ci-space-2);
  border-bottom: 1px solid var(--ci-border);
  font-size: 14px;
}

.config-item span {
  color: var(--ci-text-muted);
  text-align: right;
}

.days-layout {
  display: grid;
  gap: var(--ci-space-5);
}

.day-section {
  padding: var(--ci-space-5);
  background: var(--ci-surface);
}

.day-header {
  display: flex;
  justify-content: space-between;
  gap: var(--ci-space-3);
  align-items: center;
  margin-bottom: var(--ci-space-4);
  border-bottom: 1px solid var(--ci-border);
  padding-bottom: var(--ci-space-3);
}

.day-header h2 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0;
}

.lesson-list {
  display: grid;
  gap: var(--ci-space-2);
}

.lesson-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) minmax(120px, 0.35fr) auto;
  gap: var(--ci-space-3);
  align-items: center;
  min-height: 54px;
  padding: var(--ci-space-3);
  border: 1px solid var(--ci-border);
  border-radius: var(--ci-radius-md);
  background: var(--ci-surface);
}

.lesson-time {
  color: var(--ci-blue);
  font-size: 13px;
  font-weight: 800;
}

.lesson-main strong,
.lesson-room strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lesson-main small,
.lesson-room small {
  color: var(--ci-text-muted);
}

.activity-layout {
  grid-template-columns: minmax(0, 1fr);
}

.activity-layout .ci-activity {
  margin-top: var(--ci-space-5);
}

.empty-state {
  padding: var(--ci-space-5);
  color: var(--ci-text-muted);
  border-top: 1px solid var(--ci-border);
  background: var(--ci-surface-muted);
}

@media (max-width: 900px) {
  .metric-grid,
  .admin-settings-layout,
  .activity-layout {
    grid-template-columns: 1fr;
  }

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

  .lesson-main strong,
  .lesson-room strong {
    white-space: normal;
  }

  .day-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .timetable-shell {
    padding: var(--ci-space-3);
  }

  .timetable-bar {
    flex-direction: column;
  }

  .homework-bar {
    flex-direction: column;
  }

  .exams-bar {
    flex-direction: column;
  }

  .transit-bar {
    flex-direction: column;
  }

  .manual-lesson-bar {
    flex-direction: column;
  }

  .profile-bar {
    flex-direction: column;
  }

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

  .timetable-actions {
    width: 100%;
    justify-content: space-between;
  }

  .timetable-actions > * {
    flex: 1 1 210px;
    min-width: 0;
  }

  .timetable-actions > .ci-icon-button {
    flex: 0 0 var(--ci-control-height);
  }

  .mode-switch {
    width: min(100%, 280px);
  }

  .week-switch {
    width: min(100%, 300px);
  }

  .view-switch {
    width: min(100%, 220px);
  }

  .transit-view-switch {
    width: min(100%, 240px);
  }

  .settings-form {
    grid-template-columns: 1fr;
  }

  .tenant-form-grid {
    grid-template-columns: 1fr 1fr;
  }

  .homework-form {
    grid-template-columns: 1fr 1fr;
  }

  .transit-recommendations,
  .transit-lists {
    grid-template-columns: 1fr;
  }

  .manual-lesson-form {
    grid-template-columns: 1fr 1fr;
  }

  .manual-lesson-form label:nth-last-of-type(2),
  .manual-lesson-form label:last-of-type {
    grid-column: span 1;
  }

  .tt-head,
  .tt-time,
  .tt-cell {
    min-height: 76px;
    padding: var(--ci-space-2);
  }
}

@media (max-width: 720px) {
  .main-tabs {
    width: calc(100vw - 20px);
    max-width: calc(100vw - 20px);
    padding-inline: var(--ci-space-3);
    gap: var(--ci-space-3);
  }

  .timetable-main {
    width: calc(100vw - 20px);
    max-width: calc(100vw - 20px);
  }

  .timetable-grid {
    overflow: visible;
    border: 0;
    background: transparent;
  }

  .tt-desktop-grid {
    display: none;
  }

  .tt-mobile-list {
    display: grid;
    gap: var(--ci-space-4);
  }

  .tt-mobile-day {
    overflow: hidden;
    border: 1px solid var(--ci-border);
    border-radius: var(--ci-radius-md);
    background: var(--ci-surface);
  }

  .tt-mobile-day h3 {
    margin: 0;
    padding: var(--ci-space-3);
    border-bottom: 1px solid var(--ci-border);
    background: var(--ci-surface-muted);
    font-size: 16px;
    letter-spacing: 0;
  }

  .tt-mobile-slot {
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    gap: var(--ci-space-3);
    min-height: 58px;
    padding: var(--ci-space-3);
    border-bottom: 1px solid var(--ci-border);
  }

  .tt-mobile-slot:last-child {
    border-bottom: 0;
  }

  .tt-mobile-time {
    color: var(--ci-blue);
    font-size: 12px;
    font-weight: 800;
  }

  .tt-mobile-items {
    display: grid;
    gap: var(--ci-space-2);
    min-width: 0;
  }

  .tt-card {
    min-height: 0;
  }

  .homework-shell {
    padding: var(--ci-space-3);
  }

  .exams-shell {
    padding: var(--ci-space-3);
  }

  .transit-shell {
    padding: var(--ci-space-3);
  }

  .manual-lesson-shell {
    padding: var(--ci-space-3);
  }

  .profile-shell {
    padding: var(--ci-space-3);
  }

  .help-shell {
    padding: var(--ci-space-3);
  }

  .help-grid {
    grid-template-columns: 1fr;
  }

  .homework-actions {
    width: 100%;
    justify-content: space-between;
  }

  .exams-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .transit-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .homework-switch {
    width: min(100%, 220px);
  }

  .homework-item {
    grid-template-columns: 1fr;
  }

  .exam-item {
    grid-template-columns: 1fr;
  }

  .exam-date {
    min-height: 0;
    padding-right: 0;
    padding-bottom: var(--ci-space-3);
    border-right: 0;
    border-bottom: 1px solid var(--ci-border);
  }

  .manual-lesson-item {
    grid-template-columns: 1fr;
  }

  .homework-item-actions {
    justify-content: space-between;
  }
}

@media (max-width: 460px) {
  .ci-topbar {
    min-height: 64px;
  }

  .ci-brand-subtitle {
    display: none;
  }

  .timetable-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .timetable-actions > * {
    flex: 0 1 auto;
  }

  .timetable-actions > .ci-icon-button {
    flex-basis: var(--ci-control-height);
    align-self: flex-start;
  }

  .homework-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .exams-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .transit-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .transit-actions > * {
    flex: 0 1 auto;
  }

  .transit-actions > .ci-icon-button {
    flex-basis: var(--ci-control-height);
    align-self: flex-start;
  }

  .mode-switch {
    width: 100%;
  }

  .week-switch {
    width: 100%;
  }

  .view-switch {
    width: 100%;
  }

  .transit-view-switch {
    width: 100%;
  }

  .homework-switch {
    width: 100%;
  }

  .homework-form {
    grid-template-columns: 1fr;
  }

  .manual-lesson-form {
    grid-template-columns: 1fr;
  }

  .profile-guide-steps > li {
    grid-template-columns: 1fr;
  }

  .profile-guide figure + figure {
    grid-column: auto;
  }

  .stop-picker-control {
    grid-template-columns: 1fr;
  }

  .transit-line {
    display: grid;
    gap: var(--ci-space-1);
  }

  .tenant-form-grid {
    grid-template-columns: 1fr;
  }

  .day-switch {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .day-switch button {
    min-width: 0;
    padding-inline: var(--ci-space-1);
  }

  .tt-mobile-slot {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 380px) {
  .ci-topbar {
    padding-inline: var(--ci-space-2);
  }

  .ci-brand {
    gap: var(--ci-space-2);
  }

  .ci-mark {
    width: 48px;
    height: 50px;
  }

  .ci-mark-img {
    width: 40px;
    height: 48px;
  }

  .ci-brand-title {
    font-size: 16px;
  }

  .ci-topbar-meta {
    flex-wrap: wrap;
    gap: var(--ci-space-2);
  }

  .ci-logout-button {
    padding-inline: var(--ci-space-2);
  }

  .main-tabs,
  .timetable-main {
    width: calc(100vw - 12px);
    max-width: calc(100vw - 12px);
  }
}