/* Student homework pages: approved cabinet surfaces, scoped to detail and archive. */
.student-teaching--homework {
  width: min(1240px, calc(100% - 32px));
  max-width: none;
  margin: 28px auto 56px;
  padding: clamp(18px, 2vw, 28px);
  border: 0;
  border-radius: var(--account-radius);
  background: color-mix(in srgb, var(--account-panel-bg) 34%, transparent);
  box-shadow: var(--account-glass-shadow), var(--account-glass-highlight), inset 0 0 0 1px var(--account-glass-border);
  color: var(--account-text);
}
/* The design-scene layout resets every main with !important; restore this page shell. */
html[data-design-scene="true"] main.student-teaching--homework {
  width: min(1240px, calc(100% - 32px)) !important;
  margin: 28px auto 56px !important;
  padding: clamp(18px, 2vw, 28px) !important;
}
.student-teaching--homework { gap: 14px; }
.student-teaching--homework .student-teaching__hero,
.student-teaching--homework .student-teaching__tabs,
.student-teaching--homework .student-teaching__preview-note { margin-bottom: 0; }
.student-teaching--homework .student-teaching__hero { display: grid; gap: 6px; margin-bottom: 18px; }
.student-teaching--homework .student-teaching__hero h1 { font-size: clamp(1.65rem, 2.3vw, 2.45rem); line-height: 1.15; }
.student-teaching--homework .student-teaching__hero p { margin: 0; color: var(--account-muted); }
.student-teaching--homework .student-teaching__hero .account-ui-eyebrow { color: var(--account-accent); }
.student-teaching--homework .student-teaching__tabs { gap: 10px; margin-bottom: 18px; }
.student-teaching--homework .student-teaching__tabs a { border-radius: var(--account-radius-sm); background: var(--account-panel-raised); }
.student-teaching--homework .student-teaching__tabs a[aria-current="page"] { background: var(--action-primary-bg); border-color: var(--action-primary-border); color: var(--action-primary-text); }
.student-teaching__preview-note { margin: 0 0 18px; padding: 12px 16px; border: 1px solid var(--account-border); border-radius: var(--account-radius-sm); background: var(--account-accent-soft); color: var(--account-heading); font-size: .88rem; }

.student-teaching--homework .student-homework-detail { display: grid; gap: 18px; padding: 0; border: 0; background: transparent; }
.student-homework-detail__topline { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px 20px; }
.student-homework-detail__topline > a,
.student-homework-detail__lesson-link { display: inline-flex; align-items: center; min-height: 44px; color: var(--account-accent); font-size: .85rem; font-weight: 700; text-decoration: none; }
.student-homework-detail__topline > a:hover,
.student-homework-detail__lesson-link:hover { text-decoration: underline; }
.student-teaching--homework .student-homework-detail__head { align-items: center; padding: 18px 20px; border: 1px solid var(--account-border); border-radius: var(--account-radius-sm); background: var(--account-panel-bg); }
.student-teaching--homework .student-homework-detail__head h2 { font-size: clamp(1.35rem, 2vw, 2rem); }
.student-homework-detail__head p { margin: 5px 0 0; color: var(--account-muted); }
.student-homework-detail__layout { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(280px, .9fr); gap: 18px; align-items: start; }
.student-homework-detail__main { grid-column: 1; grid-row: 1; display: grid; gap: 18px; min-width: 0; }
.student-homework-detail__aside { grid-column: 2; grid-row: 1; position: sticky; top: 20px; display: grid; gap: 14px; min-width: 0; padding: 20px; border: 1px solid var(--account-border); border-radius: var(--account-radius-sm); background: var(--account-panel-bg); }
.student-homework-detail__aside h3 { font-size: 1.1rem; }
.student-homework-detail__aside dl { gap: 0; }
.student-homework-detail__aside dl > div { display: grid; gap: 4px; padding: 11px 0; border-bottom: 1px solid var(--account-border); }
.student-homework-detail__aside dl > div:last-child { border-bottom: 0; }
.student-homework-detail__aside dd { overflow-wrap: anywhere; font-weight: 600; }
.student-homework-detail__feedback { display: grid; gap: 6px; padding: 14px; border: 1px solid var(--account-border-strong); border-radius: var(--account-radius-sm); background: var(--account-accent-soft); }
.student-homework-detail__feedback h3 { font-size: .96rem; }
.student-homework-detail__aside-note { padding: 12px 14px; border-radius: var(--account-radius-sm); background: var(--account-accent-soft); }
.student-teaching--homework .student-homework-detail__section,
.student-teaching--homework .student-homework-detail__form,
.student-homework-detail__history,
.student-homework-detail__discussion { display: grid; gap: 13px; min-width: 0; padding: 20px; border: 1px solid var(--account-border); border-radius: var(--account-radius-sm); background: var(--account-panel-bg); }
.student-teaching--homework .student-homework-detail__section h3,
.student-teaching--homework .student-homework-detail__form h3,
.student-homework-detail__discussion h3 { font-size: 1.18rem; }
.student-teaching--homework .student-homework-detail__section--instructions {
  gap: 14px;
  padding: 22px 24px;
  border-color: var(--account-border-strong);
  border-left: 5px solid var(--action-primary-bg);
  background: color-mix(in srgb, var(--action-primary-bg) 7%, var(--account-panel-bg));
}
.student-teaching--homework .student-homework-detail__section--instructions h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--account-heading);
  font-size: clamp(1.2rem, 2vw, 1.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
}
.student-homework-detail__section--instructions h3::before {
  content: "";
  width: 10px;
  height: 10px;
  flex: none;
  border-radius: 3px;
  background: var(--action-primary-bg);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--action-primary-bg) 15%, transparent);
}
.student-teaching--homework .student-homework-detail__section--instructions .student-homework-detail__prompt {
  color: var(--account-heading);
  font-size: 1.03rem;
  font-weight: 550;
  line-height: 1.6;
}
.student-homework-detail__section-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; }
.student-homework-detail__section-head > span { color: var(--account-muted); font-size: .85rem; font-weight: 700; }
.student-teaching--homework .student-homework-detail__prompt { margin: 0; line-height: 1.6; }
.student-teaching--homework .student-homework-detail__tasks { grid-template-columns: repeat(auto-fit, minmax(175px, 1fr)); gap: 9px; }
.student-homework-detail__tasks li { min-width: 0; }
.student-homework-detail__tasks a,
.student-homework-detail__tasks li > span { display: flex; align-items: center; min-height: 44px; padding: 9px 12px; border: 1px solid var(--account-border); border-radius: var(--account-radius-sm); background: var(--account-panel-raised); color: var(--account-heading); font-size: .86rem; text-decoration: none; }
.student-homework-detail__tasks a:hover { border-color: var(--account-accent); }
.student-homework-detail__form { align-content: start; }
.student-homework-detail__form .account-ui-btn { justify-self: start; min-width: 190px; }
.student-homework-detail__history:empty { display: none; }
.student-homework-detail__history > section,
.student-homework-detail__discussion > section { margin: 0; border: 0; padding: 0; }
.student-homework-detail__preview-discussion { padding: 13px; border-radius: var(--account-radius-sm); background: var(--account-panel-raised); }
.student-teaching--homework :is(a, button, input, textarea, summary):focus-visible { outline: 3px solid var(--interactive-focus-color); outline-offset: 2px; }

.student-teaching--homework .student-homework--archive { gap: 18px; padding: 20px; border-color: var(--account-border); background: var(--account-panel-bg); }
.student-homework__archive-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.student-homework__archive-head h2 { margin: 0; color: var(--account-heading); font-size: 1.25rem; }
.student-homework__archive-head p { margin: 5px 0 0; color: var(--account-muted); font-size: .9rem; }
.student-homework__archive-head > span { display: grid; place-items: center; flex: none; min-width: 42px; height: 42px; padding-inline: 9px; border-radius: var(--account-radius-sm); background: var(--account-accent-soft); color: var(--account-heading); font-weight: 800; }
.student-teaching--homework .student-homework--archive .student-homework__list { gap: 12px; }
.student-homework--archive .student-homework__row { grid-template-columns: minmax(0, 1fr) auto; column-gap: 18px; row-gap: 5px; min-height: 112px; padding: 18px 20px; border-color: var(--account-border); background: var(--account-panel-raised); }
.student-homework--archive .student-homework__row > :not(.student-homework__action) { grid-column: 1; }
.student-homework--archive .student-homework__row > strong { color: var(--account-heading); font-size: 1.07rem; }
.student-homework__unit,
.student-homework__feedback { color: var(--account-muted); font-size: .85rem; }
.student-homework__feedback { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.student-homework--archive .student-homework__action { grid-column: 2; grid-row: 1 / span 5; align-self: center; display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; border: 1px solid var(--account-border-strong); border-radius: var(--account-radius-sm); color: var(--account-heading); white-space: nowrap; }
.student-homework--archive .student-homework__empty { padding: 28px; border: 1px dashed var(--account-border); border-radius: var(--account-radius-sm); background: var(--account-panel-raised); }

@media (max-width: 840px) {
  .student-homework-detail__layout { grid-template-columns: minmax(0, 1fr); }
  .student-homework-detail__aside { grid-column: 1; grid-row: 1; position: static; }
  .student-homework-detail__main { grid-column: 1; grid-row: 2; }
  .student-homework-detail__aside dl { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 18px; }
}
@media (max-width: 520px) {
  .student-teaching--homework { width: calc(100% - 24px); margin-block: 16px 36px; padding: 12px; }
  html[data-design-scene="true"] main.student-teaching--homework { width: calc(100% - 24px) !important; margin-block: 16px 36px !important; padding: 12px !important; }
  .student-teaching--homework .student-teaching__tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .student-teaching--homework .student-teaching__tabs a { width: 100%; min-width: 0; padding-inline: 8px; font-size: .83rem; }
  .student-teaching--homework .student-homework-detail__head,
  .student-teaching--homework .student-homework-detail__section,
  .student-teaching--homework .student-homework-detail__form,
  .student-homework-detail__history,
  .student-homework-detail__discussion,
  .student-homework-detail__aside,
  .student-teaching--homework .student-homework--archive { padding: 16px; }
  .student-homework-detail__aside dl { grid-template-columns: 1fr; }
  .student-teaching--homework .student-homework-detail__section--instructions { padding: 18px 18px 18px 20px; }
  .student-homework-detail__tasks { grid-template-columns: 1fr; }
  .student-homework--archive .student-homework__row { grid-template-columns: 1fr; padding: 16px; }
  .student-homework--archive .student-homework__action { grid-column: 1; grid-row: auto; justify-self: start; margin-top: 8px; }
  .student-homework__archive-head { align-items: flex-start; }
}