/* zero2hero — admin/courses page styles (loaded after admin.css) */

/* ── Drawers (create/edit + import) ── */
#admin-courses .adm-drawer,
.adm-drawer.offcanvas {
  --bs-offcanvas-width: min(760px, 100vw);
  border-left: 1px solid var(--adm-border);
  box-shadow: var(--adm-shadow-lg);
  background: var(--adm-surface);
}
.adm-drawer--narrow.offcanvas { --bs-offcanvas-width: min(520px, 100vw); }
.adm-drawer .offcanvas-header {
  border-bottom: 1px solid var(--adm-border);
  background: var(--adm-surface-2);
  padding: 0.9rem 1.25rem;
  gap: 0.75rem;
}
.adm-drawer .offcanvas-title {
  font-family: var(--adm-font-head);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--adm-text);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.adm-drawer .offcanvas-body { padding: 1.1rem 1.25rem 0; display: flex; flex-direction: column; }
.adm-drawer__form { display: flex; flex-direction: column; flex: 1 1 auto; min-height: 0; }
.adm-drawer__fields { display: grid; gap: 0.9rem; padding-bottom: 1rem; }
.adm-drawer__foot {
  position: sticky;
  bottom: 0;
  z-index: 2;
  margin: auto -1.25rem 0;
  padding: 0.8rem 1.25rem;
  background: var(--adm-surface);
  border-top: 1px solid var(--adm-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}
.adm-drawer__foot .adm-drawer__mode { flex: 1 1 100%; color: var(--adm-muted); font-size: 0.78rem; }
.adm-drawer__foot .btn { min-height: 38px; }
@media (min-width: 576px) {
  .adm-drawer__foot .adm-drawer__mode { flex: 1 1 0; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .adm-drawer__foot .btn { flex: 0 0 auto; }
}

/* ── Cover preview inside the form ── */
.adm-cover {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}
.adm-cover__thumb {
  width: 96px;
  height: 64px;
  flex: 0 0 96px;
  border-radius: var(--adm-radius-xs);
  border: 1px dashed var(--adm-border-strong);
  background: var(--adm-surface-3);
  display: grid;
  place-items: center;
  color: var(--adm-muted-2);
  overflow: hidden;
}
.adm-cover__thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ── Instructor picker ── */
.adm-instructor-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.5rem; }
.adm-instructor-grid .form-check {
  margin: 0;
  padding: 0.55rem 0.7rem 0.55rem 2.2rem;
  border: 1px solid var(--adm-border);
  border-radius: var(--adm-radius-xs);
  background: var(--adm-surface);
  font-size: 0.86rem;
}
.adm-instructor-grid .form-check-input { margin-left: -1.5rem; }
.adm-instructor-grid .form-check:has(:checked) { border-color: var(--adm-violet-line); background: var(--adm-violet-soft); }

/* ── Filter chips ── */
.adm-chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.adm-chips .adm-chip {
  border: 1px solid var(--adm-border);
  background: var(--adm-surface);
  color: var(--adm-text-2);
  border-radius: var(--adm-radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.adm-chips .adm-chip:hover { border-color: var(--adm-violet-line); color: var(--adm-violet-strong); }
.adm-chips .adm-chip[aria-selected="true"] { background: var(--adm-violet); border-color: var(--adm-violet); color: #fff; }
.adm-chips .adm-chip__n {
  font-family: var(--adm-font-mono);
  font-size: 0.68rem;
  opacity: 0.8;
}

/* ── Courses table ── */
#admin-courses .adm-course__title {
  font-family: var(--adm-font-head);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--adm-text);
}
#admin-courses .adm-course__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem 0.6rem;
  color: var(--adm-muted);
  font-size: 0.78rem;
  margin-top: 0.15rem;
}
#admin-courses .adm-course__instr { color: var(--adm-muted); font-size: 0.78rem; margin-top: 0.2rem; }
#admin-courses tr.is-archived .adm-course__title { color: var(--adm-muted); }
#admin-courses .adm-cell-actions { text-align: right; }
#admin-courses .adm-row-actions {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.3rem;
}
#admin-courses .adm-act--icon { padding-inline: 0.55rem; min-width: 34px; justify-content: center; }
#admin-courses .adm-act--star.is-on { color: var(--adm-warn); border-color: var(--adm-warn-line); background: var(--adm-warn-soft); }
#admin-courses .dropdown-menu {
  border: 1px solid var(--adm-border);
  border-radius: var(--adm-radius-sm);
  box-shadow: var(--adm-shadow-md);
  font-size: 0.86rem;
  min-width: 200px;
}
#admin-courses .dropdown-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0.9rem; }
#admin-courses .dropdown-item.text-danger { color: var(--adm-danger) !important; }
#admin-courses .dropdown-item:active { background: var(--adm-violet-soft); color: var(--adm-violet-deep); }

/* expanded "Contenidos" panel row */
#admin-courses tr.adm-course-panel > td { padding: 0 0.8rem 0.9rem; background: var(--adm-surface-2); }
#admin-courses .admin-subpanel { padding: 0.95rem; }
#admin-courses .admin-subpanel .admin-manage-pane { background: var(--adm-surface) !important; padding: 0.9rem; }
#admin-courses .adm-course-panel .adm-sub-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem; margin-bottom: 0.6rem; }
#admin-courses .adm-course-panel .adm-sub-head h3 { font-size: 0.9rem; font-weight: 700; margin: 0; }
#admin-courses .adm-course-panel .adm-sub-head small { color: var(--adm-muted); font-size: 0.76rem; }
#admin-courses .adm-code { font-family: var(--adm-font-mono); font-weight: 700; letter-spacing: 0.04em; color: var(--adm-violet-deep); }
#admin-courses .list-group-item .adm-item-actions { display: inline-flex; gap: 0.3rem; flex: 0 0 auto; }

/* ── Featured list ── */
#admin-courses #featured-list .adm-feat-idx {
  font-family: var(--adm-font-mono);
  font-size: 0.72rem;
  color: var(--adm-violet-strong);
  background: var(--adm-violet-soft);
  border: 1px solid var(--adm-violet-line);
  border-radius: 8px;
  min-width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
}
#admin-courses #featured-list .list-group-item { display: flex; align-items: center; gap: 0.7rem; }
#admin-courses #featured-list .adm-feat-body { flex: 1 1 auto; min-width: 0; }
#admin-courses #featured-list .adm-feat-body .fw-semibold { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#admin-courses .adm-feat-add { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: end; }
#admin-courses .adm-feat-add .adm-feat-add__sel { flex: 1 1 220px; min-width: 0; }

/* ── Mobile: table → cards ── */
@media (max-width: 767.98px) {
  #admin-courses .adm-table--cards thead { display: none; }
  #admin-courses .adm-table--cards,
  #admin-courses .adm-table--cards tbody,
  #admin-courses .adm-table--cards tr,
  #admin-courses .adm-table--cards td { display: block; width: 100%; }
  #admin-courses .adm-table--cards tbody { display: grid; gap: 0.6rem; }
  #admin-courses .adm-table--cards tr.course-item {
    border: 1px solid var(--adm-border);
    border-radius: var(--adm-radius-sm);
    background: var(--adm-surface);
    padding: 0.4rem 0.2rem;
  }
  #admin-courses .adm-table--cards tr.course-item.is-active { border-color: var(--adm-violet-line); box-shadow: inset 3px 0 0 var(--adm-violet); }
  #admin-courses .adm-table--cards td { border: 0 !important; padding: 0.35rem 0.8rem !important; }
  #admin-courses .adm-table--cards td[data-label]::before {
    content: attr(data-label);
    display: block;
    font-family: var(--adm-font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--adm-muted);
    margin-bottom: 0.1rem;
  }
  #admin-courses .adm-table--cards td.adm-cell-actions { text-align: left; padding-top: 0.5rem !important; }
  #admin-courses .adm-row-actions { justify-content: flex-start; width: 100%; }
  #admin-courses .adm-row-actions .adm-act { flex: 1 1 auto; justify-content: center; }
  #admin-courses .adm-row-actions .adm-act--icon { flex: 0 0 auto; }
  #admin-courses .adm-table--cards tr.adm-course-panel { border: 0; padding: 0; }
  #admin-courses .adm-table--cards tr.adm-course-panel > td { padding: 0 !important; background: transparent; }
  #admin-courses .adm-table--cards tr.adm-course-panel.d-none { display: none; }
  #admin-courses .adm-empty-row td { padding: 0 !important; }
}

/* search icon clearance (admin.css form-control padding has higher specificity) */
body.adm-body .adm-content #admin-courses .adm-toolbar__search .form-control { padding-left: 2.3rem; }
@media (max-width: 767.98px) {
  #admin-courses #featured-list .adm-feat-body .fw-semibold { white-space: normal; }
  #admin-courses #featured-list .list-group-item { flex-wrap: wrap; }
  #admin-courses #featured-list .adm-item-actions { width: 100%; justify-content: flex-end; }
}