/* card.css — radius, no borders, defined by background */

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  overflow: hidden;
}
@media (min-width: 834px) { .card { padding: var(--space-7); } }

.card--alt { background: var(--bg-alt); }
.card--dark { background: var(--card-dark-bg); color: var(--text-on-dark); }
.card--dark .muted, .card--dark .fine { color: var(--text-on-dark-secondary); }
.card--dark a:not(.btn) { color: var(--accent-on-dark); }
.card--tint { background: var(--card-tint); color: #fff; }
.card--tint .muted, .card--tint .fine { color: rgba(255, 255, 255, 0.75); }
.card--on-dark { background: var(--surface-on-dark); color: var(--text-on-dark); }
.card--on-dark .muted, .card--on-dark .fine { color: var(--text-on-dark-secondary); }

.card__eyebrow {
  font-size: var(--fs-body);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-3);
}
.card__title { margin-bottom: var(--space-4); }
.card__body { color: var(--text-secondary); }
.card--dark .card__body, .card--on-dark .card__body { color: var(--text-on-dark-secondary); }
.card--tint .card__body { color: rgba(255, 255, 255, 0.85); }
.card__foot {
  margin-top: auto;
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-3) var(--space-5);
}
.card__foot .fine { max-width: 28rem; }

/* Large stat figure */
.card__figure {
  font-size: var(--fs-section);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-3);
}

/* ---- Solution card: supporting statistic at the bottom ---- */
.card__stat {
  margin-top: auto;
  padding-top: var(--space-6);
  font-size: var(--fs-small);
  color: var(--text-secondary);
}
.card__stat strong { color: var(--text); font-weight: var(--weight-semibold); }

/* ---- Step card (in shelf) ---- */
.step__count {
  font-size: var(--fs-fine);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}
.step__deliver {
  margin-top: auto;
  padding-top: var(--space-6);
}
.step__deliver dt {
  font-size: var(--fs-fine);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}
.step__deliver dd { margin: var(--space-2) 0 0; font-size: var(--fs-small); }

/* ---- Picker card on dark ---- */
.picker__label {
  display: block;
  font-size: var(--fs-fine);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-on-dark-secondary);
  margin-bottom: var(--space-3);
}
.picker__rec { margin-top: var(--space-6); }

/* ---- Documented implementation: labeled rows ---- */
.spec {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: var(--space-3) var(--space-4);
  margin: var(--space-5) 0 0;
}
.spec dt {
  font-size: var(--fs-fine);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  padding-top: 3px;
}
.spec dd { margin: 0; font-size: var(--fs-small); line-height: var(--lh-body); }
.spec dd strong { font-weight: var(--weight-semibold); }
.card--dark .spec dd, .card--on-dark .spec dd { color: var(--text-on-dark); }
@media (max-width: 479px) {
  .spec { grid-template-columns: 1fr; gap: var(--space-1); }
  .spec dd + dt { margin-top: var(--space-3); }
}

/* ---- Benchmark card: figure, comparison, consequence ---- */
.bench__compare {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}
.bench__compare .card__figure { margin-bottom: 0; }
.bench__compare .muted { font-size: var(--fs-card); font-weight: var(--weight-semibold); letter-spacing: var(--ls-tight); }
.bench__label { font-size: var(--fs-small); color: var(--text-secondary); margin-bottom: var(--space-4); }

/* ---- Timeline: three phases ---- */
.phase__when {
  font-size: var(--fs-fine);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}
.phase__list {
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
  font-size: var(--fs-small);
}
.phase__list li { padding-left: var(--space-4); position: relative; }
.phase__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.4;
}
.phase__you {
  margin-top: auto;
  padding-top: var(--space-6);
}
.phase__you dt {
  font-size: var(--fs-fine);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}
.phase__you dd { margin: var(--space-2) 0 0; font-size: var(--fs-small); }

/* ---- Safeguards: two-column checklist ---- */
.safeguards {
  display: grid;
  gap: var(--space-5) var(--space-7);
  margin: 0;
}
@media (min-width: 834px) { .safeguards { grid-template-columns: repeat(2, 1fr); } }
.safeguards > div { display: grid; grid-template-columns: 28px 1fr; gap: var(--space-3); }
.safeguards__mark {
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--accent);
  display: grid;
  place-items: center;
}
.safeguards__mark::after {
  content: "";
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: translateY(-1px) rotate(45deg);
}
.safeguards dt { font-weight: var(--weight-semibold); }
.safeguards dd { margin: var(--space-1) 0 0; color: var(--text-secondary); }
.section--dark .safeguards dd { color: var(--text-on-dark-secondary); }

/* Dark cards: keep cover links and stat lines legible */
.card--dark a.card__cover, .card--on-dark a.card__cover { color: inherit; }
.card--dark .card__stat, .card--on-dark .card__stat { color: var(--text-on-dark-secondary); }
.card--dark .card__stat strong, .card--on-dark .card__stat strong { color: var(--text-on-dark); }
.card--tint .card__stat { color: rgba(255, 255, 255, 0.75); }
.card--tint .card__stat strong { color: #fff; }