/* Teacher area: class list, class view (code, assignments, students). */

/* ---------- Class list ---------- */

.teach__classes { list-style: none; margin: 0; padding: 0; }
.teach__class-card { height: 100%; gap: 10px; padding: 26px 28px; }
.teach__class-name { font-size: 28px; line-height: 1.1; }
.teach__class-meta { font-size: 14px; color: var(--text-on-dark-muted); }

.teach__new { display: flex; flex-direction: column; gap: 14px; padding: 22px; max-width: 720px; }
.teach__new-form { display: flex; flex-direction: column; gap: 14px; }

/* ---------- Class header ---------- */

.teach__hero {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.teach__hero-name { font-size: 32px; line-height: 1.1; }
.teach__hero-sub { font-size: 14px; color: var(--text-on-dark-muted); }

.teach__code { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.teach__code-label { font-size: 13px; color: var(--text-on-dark-muted); }
.teach__code-value {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
  background: var(--ink-raised);
  color: var(--paper);
  border-radius: var(--radius-input);
  padding: 8px 14px;
  font-variant-numeric: tabular-nums;
}
.teach__code-value--sm { align-self: flex-start; font-size: 15px; padding: 6px 12px; margin-top: auto; }
.teach__copy { padding: 9px 16px; min-width: 76px; }

/* ---------- Panels ---------- */

.teach__grid { display: flex; gap: 24px; flex-wrap: wrap; align-items: flex-start; }
.teach__panel { flex: 1 1 440px; display: flex; flex-direction: column; gap: 12px; padding: 22px; }
.teach__panel--students { gap: 4px; flex-basis: 100%; }
.teach__panel-title { font-size: 15px; font-weight: 600; }
.teach__panel--students .teach__panel-title { margin-bottom: 8px; }
.teach__empty { font-size: 14px; line-height: 1.5; }

/* "Assign reading" picker */

/* Assignment rows */
.teach__assignment {
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.teach__assignment-title { font-size: 15px; font-weight: 600; }
.teach__meta { font-size: 13px; color: var(--text-muted); }
.teach__assignment-ar { font-size: 22px; flex-shrink: 0; }
.teach__assignment-progress { --row-gap: 10px; font-size: 13px; color: var(--text-muted); flex-wrap: nowrap; }
.teach__remove {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.teach__remove:hover { color: var(--clay); }

/* Students table: one column per assignment, scrolling sideways when it's wide. */
.teach__table-wrap { overflow-x: auto; margin: 0 -6px; padding: 0 6px; }
.teach__table { width: 100%; border-collapse: collapse; font-size: 14px; }
.teach__table th, .teach__table td { padding: 10px 8px; text-align: left; vertical-align: middle; }
.teach__table thead th { font-size: 12px; font-weight: 700; color: var(--text-muted); padding-top: 0; padding-bottom: 8px; vertical-align: bottom; }
.teach__table tbody tr { border-top: 1px solid var(--line-soft); }
.teach__student { font-weight: 600; min-width: 120px; overflow-wrap: anywhere; }
.teach__student a { color: var(--ink); }
.teach__student a:hover { color: var(--clay); }
.teach__level, .teach__streak, .teach__practice { white-space: nowrap; color: var(--text-muted); }
.teach__col-reading { min-width: 130px; }
.teach__col-title { display: block; color: var(--ink); }
.teach__col-sub { display: block; font-weight: 400; }
.teach__cell { display: flex; align-items: center; gap: 8px; }
.teach__cell-percent { min-width: 3ch; font-variant-numeric: tabular-nums; }

.teach__status {
  display: inline-block;
  border-radius: var(--radius-pill);
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  white-space: nowrap;
  background: var(--green-soft);
  color: var(--green);
}
.teach__status--done { background: var(--green); color: var(--paper); }
.teach__status--behind { background: var(--clay-soft); color: var(--clay); }

/* Class settings (rename, archive, delete) */
.teach__manage { padding: 0; }
.teach__manage-summary { padding: 14px 22px; cursor: pointer; font-size: 14px; font-weight: 600; }
.teach__manage-body { padding: 0 22px 20px; display: flex; flex-direction: column; gap: 14px; }
.teach__rename { display: flex; align-items: flex-end; gap: 10px; flex-wrap: wrap; }
.teach__archived {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: var(--sand-hover);
  font-size: 14px;
}

/* Assignment form */
.teach__assign-form { display: flex; flex-direction: column; gap: 10px; padding: 6px; }
.teach__assign-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 10px; }
.teach__assign-book { margin: 0; font-size: 15px; }
.teach__instructions { margin: 2px 0 0; font-size: 14px; line-height: 1.45; white-space: pre-line; }
.teach__assignment.is-overdue .teach__meta { color: var(--clay); }
.teach__edit { max-width: 640px; }

@media (max-width: 560px) {
  .teach__hero { padding: 22px; }
  .teach__hero-name { font-size: 28px; }
  .teach__panel { flex-basis: 100%; padding: 18px; }
}

/* Settings */
.teach-settings .card { max-width: 640px; }
.teach-settings__time-zone { max-width: 420px; }

/* A student's page */
.teach-student { gap: 18px; }
.teach-student .teach__panel { flex: none; }
.teach-student__stats { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)); gap: 12px; }
.teach-student__stat { padding: 16px 18px; display: flex; flex-direction: column-reverse; gap: 4px; }
.teach-student__stat dt { font-size: 13px; color: var(--text-muted); }
.teach-student__stat dd { margin: 0; font-size: 34px; line-height: 1; }
.teach-student__readings { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.teach-student__reading { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.teach-student__reading-progress { display: flex; align-items: center; gap: 10px; width: min(100%, 220px); font-size: 14px; }
.teach-student__reading-progress .progress { flex: 1; }
.teach-student__days {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(14, minmax(0, 1fr));
  gap: 6px;
  align-items: end;
  height: 140px;
}
.teach-student__day { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 6px; height: 100%; }
.teach-student__day-bar { width: 100%; max-width: 28px; height: calc(var(--h) * 1%); min-height: 3px; border-radius: 6px 6px 2px 2px; background: var(--line); }
.teach-student__day.is-goal .teach-student__day-bar { background: var(--green); }
.teach-student__day-label { font-size: 12px; color: var(--text-muted); }
.teach-student__note { margin: 10px 0 0; font-size: 13px; }
.teach-student__practice { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 8px 20px; font-size: 14px; }
.teach-student__practice-value { font-size: 22px; margin-right: 6px; }
.teach-student__remove { display: flex; justify-content: flex-end; }

/* Archived classes on the class list */
.teach__archived-list summary { cursor: pointer; font-size: 14px; font-weight: 600; color: var(--text-muted); }
.teach__archived-classes { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-direction: column; gap: 6px; font-size: 14px; }