.page,
.panel,
.report-workspace,
.report-detail {
  min-width: 0;
}
.mobile-navigation,
.report-mobile-heading {
  display: none;
}
body.menu-open {
  overflow: hidden;
}
.day-picker {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  padding: 0 24px 22px;
  border-bottom: 1px solid var(--line);
}
.day-picker button {
  min-width: 44px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: #f7f9fc;
  padding: 12px 4px;
  color: #6b7684;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  transition:
    background 0.2s,
    color 0.2s;
}
.day-picker button[aria-pressed="true"] {
  background: var(--blue);
  color: #fff;
}
.day-picker span {
  font-size: 14px;
}
.day-picker strong {
  font-size: 20px;
  font-weight: 650;
}
.day-picker small {
  font-size: 12px;
}
.agenda-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px;
}
.agenda-heading h2 {
  font-size: 18px;
  font-weight: 650;
}
.agenda-heading > span {
  color: var(--muted);
  font-size: 14px;
}
.agenda-list {
  padding: 0 24px 10px;
}
.agenda-row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 16px;
  margin-bottom: 14px;
}
.agenda-time {
  padding-top: 15px;
  font-variant-numeric: tabular-nums;
}
.agenda-time strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
}
.agenda-time small {
  display: block;
  color: #8b95a1;
  font-size: 13px;
  margin-top: 5px;
}
.agenda-lesson {
  display: flex;
  flex-direction: column;
  gap: 7px;
  width: 100%;
  padding: 17px 18px;
  border: 1px solid #e7edf5;
  border-radius: 14px;
  background: #fff;
  text-align: left;
  transition:
    border-color 0.2s,
    background 0.2s;
}
.agenda-lesson:hover {
  border-color: #bdd6f7;
  background: #fbfdff;
}
.agenda-lesson > strong {
  overflow-wrap: anywhere;
  font-size: 17px;
  font-weight: 650;
  word-break: keep-all;
}
.agenda-lesson-top,
.agenda-lesson-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.agenda-lesson-top > svg {
  color: #9ca8b8;
}
.agenda-lesson-meta {
  color: #6b7684;
  font-size: 14px;
}
.agenda-lesson-bottom {
  margin-top: 6px;
  flex-wrap: wrap;
}
.agenda-lesson-bottom > span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: #6b7684;
}
.agenda-lesson-bottom .agenda-warning {
  color: #b07429;
}
.student-list-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 18px 14px;
}
.student-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 0 18px 18px;
}
.student-card {
  border: 1px solid #e7edf4;
  border-radius: 14px;
  overflow: hidden;
}
.student-card.selected {
  border-color: #bdd7f9;
  background: #f4f8ff;
}
.student-card-open {
  display: block;
  width: 100%;
  border: 0;
  padding: 16px 16px 12px;
  background: transparent;
  text-align: left;
}
.student-card-heading {
  display: flex;
  align-items: center;
  gap: 11px;
}
.student-card-heading > span:nth-child(2) {
  min-width: 0;
  flex: 1;
}
.student-card-heading strong {
  overflow-wrap: anywhere;
  display: block;
  font-size: 17px;
  font-weight: 650;
}
.student-card-heading small {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  color: #6b7684;
  word-break: keep-all;
}
.student-card-heading > svg {
  color: #9aa7b7;
}
.student-card-subjects {
  display: flex;
  gap: 6px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.student-card-subjects > .badge:last-child {
  margin-left: auto;
}
.student-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 16px 3px;
  border-top: 1px solid #f0f3f7;
}
.student-card-footer > span {
  font-size: 14px;
  color: #6b7684;
  font-variant-numeric: tabular-nums;
}
.pagination-current {
  min-width: 68px;
  text-align: center;
  color: #6b7684;
  font-size: 14px;
}

@media (any-pointer: coarse), (max-width: 1024px) {
  .button,
  .heading-actions .button,
  .report-detail-toolbar .button,
  .icon-button,
  .select-field select,
  .calendar-toolbar .select-field select,
  .tabs > button,
  .segmented > button,
  .pagination button,
  .subject-picker button,
  .text-link,
  .sort-button,
  .row-open,
  .filter-reset,
  .search-field > button,
  .text-danger,
  .delete-confirm > button,
  .selection-actions > button,
  .check-label {
    min-height: 44px;
  }
  .button,
  .heading-actions .button,
  .report-detail-toolbar .button,
  .segmented > button,
  .check-label,
  .text-link,
  .selection-actions > button,
  .filter-reset,
  .nav-group-toggle {
    font-size: 14px;
  }
  .icon-button,
  .pagination button,
  .row-open,
  .search-field > button {
    width: 44px;
    min-width: 44px;
    height: 44px;
  }
  .search-field {
    min-height: 48px;
    height: auto;
  }
  .search-field input,
  .field input,
  .field select,
  .field textarea,
  .select-field select {
    font-size: 16px !important;
  }
  .field input,
  .field select {
    min-height: 48px;
  }
  .field label {
    font-size: 14px;
  }
  .check-label {
    padding: 0 6px;
  }
  .subject-picker button {
    min-width: 60px;
  }
  .selection-actions {
    flex-wrap: wrap;
    gap: 4px 12px;
  }
  .roster-picker > label {
    min-height: 64px;
  }
  .cell-add {
    opacity: 1;
  }
  .cell-add.has-class {
    min-height: 44px;
    width: 44px;
    position: static;
    align-self: flex-end;
  }
  .lesson-card {
    cursor: pointer;
  }
  .need-row strong,
  .new-students strong,
  .frequency-list strong {
    font-size: 14px;
  }
}
@media (max-width: 1024px) {
  :root {
    --topbar-height: calc(67px + env(safe-area-inset-top));
  }
  .topbar {
    height: var(--topbar-height);
    padding-top: env(safe-area-inset-top);
    padding-left: max(22px, env(safe-area-inset-left));
    padding-right: max(22px, env(safe-area-inset-right));
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(12px);
  }
  .sidebar {
    padding-bottom: env(safe-area-inset-bottom);
  }
  .sidebar .brand-row {
    height: calc(82px + env(safe-area-inset-top));
    padding-top: env(safe-area-inset-top);
  }
  .nav-item {
    min-height: 48px;
    height: 48px;
  }
  .nav-group-toggle {
    min-height: 48px;
  }
  .drawer-dialog {
    height: var(--viewport-height, 100dvh);
    top: var(--viewport-top, 0px);
  }
  .drawer-body {
    min-height: 0;
    scroll-padding: 24px;
  }
  .drawer-footer {
    flex-wrap: wrap;
    gap: 8px 12px;
  }
  .drawer-footer .footer-buttons {
    gap: 8px;
  }
  .drawer-footer .check-label {
    padding-left: 0;
  }
  .roster-picker {
    max-height: none;
  }
  .student-trend .panel-heading {
    flex-wrap: wrap;
  }
  .page-heading {
    flex-wrap: wrap;
  }
  .page-heading .heading-actions {
    margin-left: auto;
  }
  .calendar-toolbar {
    flex-wrap: wrap;
    gap: 16px;
  }
  .calendar-toolbar .week-control {
    justify-content: center;
    width: 100%;
    gap: 4px;
  }
  .week-control > strong {
    min-width: 0;
    flex: 1;
    text-align: center;
    font-size: 15px;
  }
  .week-control > .button {
    margin-left: 4px;
  }
  .calendar-toolbar > .filter-controls {
    width: 100%;
    margin: 0;
    gap: 8px;
  }
  .calendar-toolbar .select-field {
    flex: 1;
    min-width: 0;
  }
  .calendar-toolbar .select-field select {
    width: 100%;
  }
  .timetable-toolbar {
    flex-wrap: wrap;
  }
  .timetable-toolbar .segmented {
    display: flex;
  }
  .timetable-toolbar .segmented > button {
    flex: 1;
    padding: 8px 10px;
    font-size: 14px;
  }
  .timetable-legend {
    flex-wrap: wrap;
  }
  .analysis-metrics > div > span {
    font-size: 14px;
  }
  .analysis-metrics > div {
    min-width: 0;
  }
  .table-meta {
    flex-wrap: wrap;
  }
  .table-toolbar .filter-controls {
    margin-left: 0;
    flex-wrap: wrap;
  }
}
@media (max-width: 900px) {
  .table-toolbar {
    flex-direction: column;
    padding: 20px 18px 14px;
  }
  .table-toolbar > .search-field {
    width: 100%;
    min-width: 0;
  }
  .table-toolbar .filter-controls {
    width: 100%;
    gap: 8px;
  }
  .table-toolbar .select-field {
    flex: 1;
    min-width: 0;
  }
  .table-toolbar .select-field select {
    width: 100%;
  }
  .table-meta {
    padding: 0 18px 12px;
  }
  .table-meta > span:last-child:not(.selection-actions) {
    display: none;
  }
  .pagination {
    flex-wrap: nowrap;
    padding: 14px 18px;
  }
  .pagination > div {
    gap: 4px;
  }
  .report-workspace {
    display: block;
  }
  .report-inbox-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(135px, 0.5fr);
    gap: 12px;
    padding: 18px;
  }
  .report-inbox-header h2 {
    grid-column: 1 / -1;
    margin: 0;
  }
  .report-inbox-header .search-field {
    margin: 0;
  }
  .report-inbox-header select {
    min-height: 48px;
  }
  .report-list {
    display: block;
    max-height: none;
    overflow: visible;
    padding: 8px;
  }
  .report-list > button {
    width: 100%;
    min-width: 0;
    padding: 16px 12px;
    flex-wrap: nowrap;
    gap: 12px;
    border: 0;
    border-radius: 10px;
    border-bottom: 1px solid var(--line);
  }
  .report-list > button > .badge {
    margin: 0;
  }
  .report-list strong {
    font-size: 16px;
  }
  .report-list small {
    font-size: 14px;
  }
  .report-list .avatar {
    display: inline-grid;
  }
  .report-list > button > i {
    display: none;
  }
  .report-detail {
    display: none;
  }
  .detail-open > .page-heading,
  .detail-open > .report-summary,
  .detail-open .report-inbox {
    display: none;
  }
  .detail-open .report-detail {
    display: flex;
    flex-direction: column;
    height: max(
      360px,
      calc(
        var(--viewport-height, 100dvh) - var(--topbar-height, 67px) -
          var(--mobile-nav-height, 0px) - 44px
      )
    );
    min-height: 0;
  }
  .report-mobile-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 56px;
    padding: 6px 14px;
    border-bottom: 1px solid var(--line);
    flex-shrink: 0;
  }
  .report-mobile-heading > strong {
    font-size: 16px;
    font-weight: 650;
  }
  .report-back {
    display: flex;
    align-items: center;
    gap: 3px;
    min-height: 44px;
    padding: 0 6px;
    border: 0;
    background: transparent;
    color: #6b7684;
    font-size: 14px;
  }
  .report-detail-toolbar {
    flex-wrap: wrap;
    padding: 12px 14px;
    gap: 8px;
    flex-shrink: 0;
  }
  .report-detail-toolbar .segmented > button {
    font-size: 14px;
    padding: 8px 10px;
  }
  .report-detail-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 0 14px;
  }
  .report-action-bar {
    position: static;
    flex-shrink: 0;
    flex-wrap: wrap;
    padding: 12px 14px;
    gap: 8px;
  }
  .report-action-bar > div {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-left: auto;
  }
  .report-action-bar > span {
    font-size: 14px;
  }
  .report-summary > button > span:nth-child(2) {
    font-size: 14px;
  }
  .report-summary > button {
    min-width: 0;
  }
  .parent-preview {
    max-width: 460px;
    padding: 24px 18px;
    margin: 14px auto;
  }
  .parent-score {
    padding: 18px 14px;
    gap: 12px;
  }
  .parent-score strong {
    font-size: clamp(48px, 14vw, 62px);
  }
  .parent-preview .mini-trend {
    width: clamp(58px, 18vw, 88px);
    gap: 5px;
    height: 82px;
  }
  .report-editor {
    padding: 22px 2px;
  }
  .report-editor .button {
    width: 100%;
  }
}
@media (max-width: 700px) {
  :root {
    --mobile-nav-height: calc(67px + env(safe-area-inset-bottom));
  }
  body.keyboard-open {
    --mobile-nav-height: 0px;
  }
  .content-frame {
    padding-bottom: var(--mobile-nav-height);
  }
  .mobile-navigation {
    position: fixed;
    inset: auto 0 0;
    z-index: 50;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 5px 8px calc(5px + env(safe-area-inset-bottom));
    padding-left: max(8px, env(safe-area-inset-left));
    padding-right: max(8px, env(safe-area-inset-right));
    border-top: 1px solid #e7ecf3;
    background: #ffffffed;
    backdrop-filter: blur(16px);
  }
  .mobile-navigation > a {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    min-height: 56px;
    border-radius: 12px;
    color: #8b95a1;
    font-size: 12px;
    font-weight: 550;
    transition:
      color 0.18s,
      background 0.18s;
  }
  .mobile-navigation > a[aria-current="page"] {
    color: var(--blue);
    background: #f0f6ff;
    font-weight: 650;
  }
  body.keyboard-open .mobile-navigation {
    display: none;
  }
  .main-container {
    padding: 23px 14px 0;
    padding-left: max(14px, env(safe-area-inset-left));
    padding-right: max(14px, env(safe-area-inset-right));
  }
  .topbar {
    padding-left: max(15px, env(safe-area-inset-left));
    padding-right: max(15px, env(safe-area-inset-right));
  }
  .page-heading {
    flex-direction: column;
    gap: 16px;
  }
  .page-heading p {
    max-width: none;
    font-size: 14px;
  }
  .page-heading .heading-actions {
    width: 100%;
    margin: 0;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
  .heading-actions .button.secondary {
    display: inline-flex;
  }
  .heading-actions .button {
    flex: 1;
    min-height: 46px;
  }
  .heading-actions .period-label {
    max-width: none;
    font-size: 14px;
  }
  .page-dashboard .heading-actions .button {
    font-size: 14px;
  }
  .metrics-grid {
    gap: 10px;
  }
  .metric {
    padding: 18px 16px;
  }
  .metric-label {
    font-size: 14px;
  }
  .metric-value > span:first-child {
    font-size: 32px;
  }
  .metric-label svg {
    display: none;
  }
  .student-trend .panel-heading {
    padding: 20px 16px 0;
  }
  .student-trend .segmented {
    margin-left: auto;
  }
  .student-trend .segmented > button {
    font-size: 14px;
  }
  .tabs {
    gap: 0;
    justify-content: space-between;
    padding: 0 14px;
  }
  .tabs > button {
    min-width: 54px;
    gap: 5px;
  }
  .student-cards {
    gap: 10px;
    padding: 0 14px 16px;
  }
  .student-list-controls {
    padding-left: 14px;
    padding-right: 14px;
  }
  .table-toolbar {
    padding-left: 14px;
    padding-right: 14px;
  }
  .table-meta {
    padding-left: 14px;
    padding-right: 14px;
  }
  .pagination {
    padding-left: 14px;
    padding-right: 14px;
  }
  .timetable-toolbar .segmented {
    width: 100%;
  }
  .timetable-toolbar .segmented > button {
    padding: 8px 6px;
    white-space: nowrap;
  }
  .day-picker {
    gap: 2px;
    padding: 0 6px 16px;
  }
  .day-picker button {
    border-radius: 10px;
    padding: 10px 2px;
  }
  .agenda-heading {
    padding: 20px 16px;
  }
  .agenda-list {
    padding: 0 12px 8px;
  }
  .agenda-row {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 9px;
  }
  .agenda-lesson {
    padding: 14px;
  }
  .agenda-time strong {
    font-size: 14px;
  }
  .calendar-footer {
    font-size: 13px;
  }
  .calendar-toolbar {
    padding: 15px 10px;
  }
  .week-control .button {
    padding-left: 8px;
    padding-right: 8px;
  }
  .analysis-metrics {
    grid-template-columns: 1fr;
  }
  .analysis-metrics > div {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
  }
  .analysis-metrics strong {
    font-size: 26px;
  }
  .report-summary > button {
    padding: 14px 11px;
    gap: 8px;
  }
  .report-summary .summary-icon {
    display: none;
  }
  .report-inbox-header {
    grid-template-columns: minmax(0, 1fr);
    padding: 16px;
  }
  .report-inbox-header h2 {
    grid-column: auto;
  }
  .report-list > button {
    padding: 14px 8px;
    gap: 10px;
  }
  .report-detail-body {
    padding-left: 10px;
    padding-right: 10px;
  }
  .drawer-header {
    padding: 20px 18px 16px;
    gap: 12px;
  }
  .drawer-body {
    padding: 22px 18px;
  }
  .drawer-footer {
    padding: 12px 18px max(12px, env(safe-area-inset-bottom));
  }
  .drawer-footer .footer-buttons {
    flex: 1;
  }
  .drawer-footer .footer-buttons > .button {
    flex: 1;
    min-width: 0;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .delete-confirm {
    max-width: none;
    align-items: center;
  }
  .delete-confirm > button {
    padding: 0 10px;
    font-size: 14px;
  }
  .toast {
    bottom: calc(var(--mobile-nav-height) + 14px);
    max-width: calc(100% - 24px);
    font-size: 14px;
  }
}
@media (max-width: 600px) {
  .student-cards {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media print {
  .mobile-navigation,
  .report-mobile-heading {
    display: none !important;
  }
  .report-detail-body {
    overflow: visible;
  }
  .detail-open .report-detail {
    display: block;
    height: auto;
  }
  .content-frame {
    padding: 0;
  }
}