/* Admin follows the same capped frame and heading as the other main pages. */
html:has(body.admin-page > #main-content.responsive-admin),
body.admin-page:has(> #main-content.responsive-admin) { overflow-y: auto; }

html body.admin-page main#main-content.responsive-admin {
  --admin-frame: min(1600px, calc(100% - clamp(48px, 12vw, 320px)));
  --admin-title: clamp(40px, 4.34vw, 84px);
  width: var(--admin-frame); max-width: none; height: auto;
  min-height: calc(100svh - var(--header-height));
  display: grid; grid-template-rows: max-content minmax(min-content, 1fr);
  row-gap: 40px; margin-inline: auto;
  padding: calc(var(--header-height) + 32px) 0 32px;
  overflow: visible;

  & .workspace-heading { margin: 0; }
  & .workspace-heading h1 {
    font-size: var(--admin-title); line-height: 1.02;
    font-weight: 400; letter-spacing: -.045em; text-wrap: balance;
  }
  & .workspace-heading p { font: 300 16px/1.55 var(--sans); margin-top: 18px; }
  & .admin-workspace { min-width: 0; min-height: 0; padding-top: 12px; }
  & .admin-view, & .admin-panel { min-width: 0; }
  &:is([data-admin-screen="login"], [data-admin-screen="checking"]) .admin-workspace { min-height: 350px; }
  & .admin-login { width: min(440px, 100%); padding: 0; }
  & .admin-login h2 { font: 400 clamp(29px, 3.2vw, 48px)/1.12 var(--serif); letter-spacing: -.04em; margin-bottom: 24px; }
  & .admin-login .admin-form { gap: 18px; }
  & .admin-login input { padding: 10px 0 12px; font-size: 16px; }
  & .admin-login-button { min-height: 48px; padding: 12px 22px; font-size: 14px; }
  & #admin-status { font: 300 14px/1.5 var(--sans); }
  &:is([data-admin-screen="login"], [data-admin-screen="checking"]) #admin-status { min-height: 24px; margin-top: 12px; flex-shrink: 0; }

  & .admin-topbar { padding-bottom: 24px; }
  & .admin-topbar h2 { font-size: clamp(29px, 3.2vw, 48px); }
  & .admin-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding-block: 24px; }
  & .admin-stats strong, & .admin-teaching-metric > strong { font-size: 34px; }
  & .admin-stats span { font-size: 14px; }
  & .admin-monthly-row, & .admin-monthly-values { flex-wrap: wrap; gap: 16px 28px; }
  & .admin-monthly-note { font-size: 12px; }
  & .admin-teaching-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
  & .admin-panel-heading { flex-wrap: wrap; gap: 20px; margin-bottom: 24px; }
  & .admin-panel-heading h3 { font-size: 28px; }
  & .admin-tabs { gap: 28px; margin-bottom: 28px; }
  & .admin-tabs button { font-size: 16px; }
  & .booking-primary { min-height: 44px; min-width: 0; padding: 10px 18px; gap: 20px; font-size: 14px; }
  & .admin-week-grid {
    width: 100%; min-width: 0; grid-template-columns: 42px repeat(7, minmax(92px, 1fr));
    gap: 4px 6px; overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: thin; padding-bottom: 12px;
  }
  & .admin-day strong { font-size: 24px; }
  & .admin-cell { min-width: 0; min-height: 44px; }
  & .admin-cell :is(button, .admin-preview, .admin-external) { min-height: 42px; padding: 8px; font-size: 13px; overflow-wrap: anywhere; }
  & .admin-cell small { font-size: 11px; }
  & .admin-student-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  & .admin-student-card { min-width: 0; padding: 24px; }
  & .admin-student-card h4 { font-size: 28px; overflow-wrap: anywhere; }
  & .admin-lesson-row { grid-template-columns: 56px minmax(0, 1fr) auto; gap: 20px; padding: 20px 24px; }
  & .admin-lesson-row > div, & .admin-student-top > div { min-width: 0; }
  & .admin-lesson-row > .admin-actions { grid-column: auto; justify-content: flex-end; }
  & .admin-outcomes { grid-column: auto; justify-content: flex-end; }
}

@media (max-width: 1000px) {
  html body.admin-page main#main-content.responsive-admin {
    --admin-frame: calc(100% - 64px);
    --admin-title: clamp(40px, 5.5vw, 55px);
    & .admin-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    & .admin-student-grid, & .admin-teaching-grid { grid-template-columns: minmax(0, 1fr); }
    & .admin-lesson-row { grid-template-columns: 48px minmax(0, 1fr); }
    & .admin-lesson-row > .admin-actions, & .admin-outcomes { grid-column: 2; justify-content: flex-start; }
  }
}

@media (any-pointer: coarse) {
  html body.admin-page main#main-content.responsive-admin .admin-text-button { min-height: 44px; }
}

@media (max-width: 767px), (max-width: 1000px) and (max-height: 600px) and (pointer: coarse) {
  html body.admin-page main#main-content.responsive-admin {
    --admin-frame: calc(100% - 2 * var(--phone-gutter, 24px));
    --admin-title: clamp(32px, 9vw, 38px);
    min-height: calc(100svh - 90px); row-gap: 28px;
    padding-top: calc(var(--header-height) + 28px); padding-bottom: 12px;
    & .admin-login h2 { font-size: 29px; }
    & .admin-topbar h2 { font-size: 29px; }
    & .admin-stats { gap: 20px; }
    & .admin-tabs { gap: 14px; }
    & .admin-tabs button { font-size: 14px; }
    & .admin-student-card { padding: 20px; }
    & .admin-lesson-row { grid-template-columns: 38px minmax(0, 1fr); padding: 16px; gap: 12px; }
    & .admin-lesson-row > .admin-actions, & .admin-outcomes { grid-column: 1 / -1; }
  }
}