:root {
  --td-accent: var(--color-level-1, #0991E0);

  /* ── Badge colors — light mode ── */
  --td-badge-time-bg: rgba(9, 145, 224, 0.15);
  --td-badge-time-fg: #0991E0;
  --td-badge-level-bg: rgba(0, 163, 152, 0.15);
  --td-badge-level-fg: #00A398;
  --td-badge-week-bg: rgba(148, 163, 184, 0.1);
  --td-badge-week-fg: #6b7280;
  --td-badge-slides-bg: rgba(9, 145, 224, 0.15);
  --td-badge-slides-fg: #0991E0;
  --td-badge-lang-bg: rgba(255, 189, 10, 0.15);
  --td-badge-lang-fg: #d97706;
  --td-badge-source-bg: rgba(124, 58, 237, 0.15);
  --td-badge-source-fg: #7c3aed;
  --td-badge-audio-bg: rgba(239, 68, 68, 0.15);
  --td-badge-audio-fg: #dc2626;

  /* ── Card element colors ── */
  --td-tag-bg: #f3f4f6;
  --td-tag-fg: #4b5563;
  --td-sim-bg: #f0f8ff;
  --td-sim-border: #0991E0;
  --td-sim-fg: #0991E0;
}

/* ── Grid : rangées (td-row) + subgrid horizontal ── */
.td-grid { display: flex; flex-direction: column; gap: 1.5rem; margin: 1.5rem 0; }
.td-row  { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }

/* ── Carte (5 zones : head · meta · desc · tags · foot) ── */
.td-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto auto;
  background: var(--color-secondary, #fff);
  border: 1px solid var(--color-border, #e5e7eb);
  box-shadow: 0 2px 4px rgba(0,0,0,0.06);
  position: relative;
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

/* Subgrid desktop : DOIT apparaître APRÈS la règle de base .td-card */
@media (min-width: 700px) {
  .td-row  { grid-template-columns: repeat(2, 1fr); column-gap: 1.5rem; row-gap: 0; }
  .td-card { grid-row: span 5; grid-template-rows: subgrid; }
}
.td-card:hover {
  border-color: var(--color-accent-red, #D02B2B);
  box-shadow: 0 0 0 4px rgba(208,43,43,0.15), 0 8px 24px rgba(208,43,43,0.12);
  transform: translateY(-2px);
}

/* Zone 1 — Head */
.td-card-head {
  padding: 1.25rem 1.5rem 0.75rem;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  border-bottom: 2px solid var(--td-accent);
}
.td-card-num {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--td-accent);
  line-height: 1;
  flex-shrink: 0;
}
.td-card-title {
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--td-accent);
  margin: 0;
}

/* Zone 2 — Badges et Semaine */
.td-meta-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1rem 1.5rem 0;
  gap: 1rem;
}
.td-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.td-badge {
  display: inline-block;
  font-size: var(--fs-micro, 0.68rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 0;
  line-height: 1.4;
}
.td-badge-time {
  background: var(--td-badge-time-bg, rgba(9, 145, 224, 0.15));
  color: var(--td-badge-time-fg, #0991E0);
}
.td-badge-level {
  background: var(--td-badge-level-bg, rgba(0, 163, 152, 0.15));
  color: var(--td-badge-level-fg, #00A398);
}
.td-badge-week {
  background: var(--td-badge-week-bg, rgba(148, 163, 184, 0.1));
  color: var(--td-badge-week-fg, #6b7280);
}

/* Zone 3 — Description (flexible, absorbe les hauteurs variables) */
.td-card-desc { padding: 0.75rem 1.5rem 0; }
.td-card-obj {
  font-size: var(--fs-small, 0.82rem);
  line-height: 1.55;
  color: var(--color-text-muted, #6b7280);
  margin: 0 0 0.5rem;
}
.td-card-ref {
  font-size: var(--fs-small, 0.82rem);
  color: var(--color-text-muted, #6b7280);
  margin: 0;
}

/* Zone 4 — Tags */
.td-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.75rem 1.5rem 0;
  align-content: start;
}
.td-tag {
  font-size: var(--fs-micro, 0.68rem);
  padding: 0.15rem 0.5rem;
  background: var(--td-tag-bg, #f3f4f6);
  color: var(--td-tag-fg, #4b5563);
  border: 1px solid var(--color-border-light, #e5e7eb);
  border-radius: 0;
  white-space: nowrap;
}

/* Zone 5 — Foot (action + simulations) */
.td-card-foot { padding: 0.75rem 1.5rem 1.25rem; }
.td-card-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  padding: 0.75rem 1.2rem;
  background: var(--td-accent);
  border: none;
  border-radius: 0;
  font-family: var(--font-heading, 'Outfit', sans-serif);
  font-weight: 700;
  font-size: var(--fs-body-sm, 0.9rem);
  letter-spacing: 0.03em;
  color: var(--color-secondary, #fff);
  text-decoration: none;
  position: relative;
  z-index: 3;
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s;
  box-shadow: 0 2px 8px var(--overlay-primary-12, rgba(27, 58, 107, 0.12));
}
.td-card-action:hover {
  background: var(--color-primary-light);
  box-shadow: 0 4px 14px var(--overlay-primary-10, rgba(27, 58, 107, 0.1));
  transform: translateY(-1px);
}
.td-card-action:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px var(--overlay-primary-12, rgba(27, 58, 107, 0.12));
}
.td-card-action .action-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6rem;
  height: 1.6rem;
  background: var(--overlay-white-25, rgba(255, 255, 255, 0.25));
  border-radius: 0;
  color: var(--color-secondary, #fff);
  font-size: var(--fs-micro, 0.68rem);
}
.td-sim {
  padding: 0.75rem 1rem;
  background: var(--td-sim-bg, #f0f8ff);
  border-left: 3px solid var(--td-sim-border, #0991E0);
  font-size: var(--fs-body-sm, 0.9rem);
}
.td-sim h4 {
  margin: 0 0 0.4rem;
  font-size: var(--fs-micro, 0.68rem);
  font-weight: 700;
  color: var(--td-sim-fg, #0991E0);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.td-sim ul {
  margin: 0;
  padding-left: 1.2rem;
}
.td-sim li {
  margin: 0.2rem 0;
  line-height: 1.4;
}
.td-sim a {
  color: var(--td-sim-fg, #0991E0);
}
.td-card-link {
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* ── Carte désactivée (contenu à venir) ── */
.td-card-disabled {
  border: none;
  background-color: #f8f9fa;
  background-image:
    repeating-linear-gradient(90deg,  #b0b6bf 0 14px, transparent 14px 19px),
    repeating-linear-gradient(90deg,  #b0b6bf 0 14px, transparent 14px 19px),
    repeating-linear-gradient(180deg, #b0b6bf 0 14px, transparent 14px 19px),
    repeating-linear-gradient(180deg, #b0b6bf 0 14px, transparent 14px 19px);
  background-size:  100% 2px, 100% 2px, 2px 100%, 2px 100%;
  background-position: 0 0, 0 100%, 0 0, 100% 0;
  background-repeat: no-repeat;
  opacity: 0.55;
  filter: grayscale(0.8);
  pointer-events: none;
  box-shadow: none;
  position: relative;
}
.td-card-disabled:hover {
  box-shadow: none;
  transform: none;
}
.td-card-lock-icon {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  z-index: 2;
  background: var(--color-secondary, #fff);
  padding: 0.2rem 0.45rem;
  border: 1.5px solid var(--color-primary, #1B3A6B);
  border-radius: 0;
  line-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* Vocab-specific badges */
.td-badge-slides {
  background: var(--td-badge-slides-bg, rgba(9, 145, 224, 0.15));
  color: var(--td-badge-slides-fg, #0991E0);
}
.td-badge-lang {
  background: var(--td-badge-lang-bg, rgba(255, 189, 10, 0.15));
  color: var(--td-badge-lang-fg, #d97706);
}
.td-badge-source {
  background: var(--td-badge-source-bg, rgba(124, 58, 237, 0.15));
  color: var(--td-badge-source-fg, #7c3aed);
}
.td-badge-audio {
  background: var(--td-badge-audio-bg, rgba(239, 68, 68, 0.15));
  color: var(--td-badge-audio-fg, #dc2626);
}

/* ══════════════════════════════════════════════════════════════
   Dark mode
   ══════════════════════════════════════════════════════════════ */
html[data-theme="dark"] .td-card {
  background: var(--dm-surface);
  border-color: var(--dm-border);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  color: var(--dm-text);
}
html[data-theme="dark"] .td-card:hover {
  box-shadow: 0 0 0 4px var(--dm-green-20, rgba(16, 185, 129, 0.2)), 0 8px 24px var(--dm-green-12, rgba(16, 185, 129, 0.12));
  border-color: var(--dm-accent-green, #10b981);
}
html[data-theme="dark"] .td-badge-time {
  background: var(--dm-blue-10, rgba(9, 145, 224, 0.1));
  color: var(--dm-link, #7ba3d8);
}
html[data-theme="dark"] .td-badge-level {
  background: var(--dm-teal-10, rgba(0, 163, 152, 0.1));
  color: var(--dm-teal-light, #5eead4);
}
html[data-theme="dark"] .td-badge-week {
  background: var(--dm-slate-10, rgba(148, 163, 184, 0.1));
  color: var(--dm-text-muted, #94a3b8);
}
html[data-theme="dark"] .td-badge-slides {
  background: var(--dm-blue-10, rgba(9, 145, 224, 0.1));
  color: var(--dm-link, #7ba3d8);
}
html[data-theme="dark"] .td-badge-lang {
  background: var(--dm-warm-10, rgba(255, 189, 10, 0.1));
  color: var(--dm-amber, #fbbf24);
}
html[data-theme="dark"] .td-badge-source {
  background: var(--dm-warm-10, rgba(255, 189, 10, 0.1));
  color: #c4b5fd;
}
html[data-theme="dark"] .td-badge-audio {
  background: var(--dm-red-10, rgba(239, 68, 68, 0.1));
  color: #f472b6;
}
html[data-theme="dark"] .td-tag {
  background: var(--dm-slate-10, rgba(148, 163, 184, 0.1));
  border-color: var(--dm-border, #334155);
  color: var(--dm-text-muted, #94a3b8);
}
html[data-theme="dark"] .td-sim {
  background-color: var(--dm-surface, #253247) !important;
  color: var(--dm-text, #e2e8f0);
  border-left-color: var(--dm-link, #7ba3d8);
}
html[data-theme="dark"] .td-sim h4 {
  color: var(--dm-text-heading, #f1f5f9);
}
html[data-theme="dark"] .td-sim a {
  color: var(--dm-link, #7ba3d8);
}
html[data-theme="dark"] .td-card-head {
  border-bottom-color: var(--dm-border);
}
html[data-theme="dark"] .td-card-desc {
  color: var(--dm-text);
}
html[data-theme="dark"] .td-card-obj {
  color: var(--dm-text-muted);
}
html[data-theme="dark"] .td-card-ref {
  color: var(--dm-text-muted);
}
html[data-theme="dark"] .td-card-disabled {
  opacity: 0.5;
}
/* Override global dark a { color: var(--dm-link) } from base.css */
html[data-theme="dark"] a.td-card-action {
  background: var(--color-primary-light, #2A5298);
  color: var(--color-secondary, #fff);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}
html[data-theme="dark"] a.td-card-action:hover {
  background: var(--color-primary, #1B3A6B);
  color: var(--color-secondary, #fff);
}