/* Services page — editorial subject blocks + format comparison. */

/* Jump-nav chip row under the "What we teach" section header. */
.page-services .subject-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin: 0 auto var(--space-2xl);
  max-width: 70ch;
}
.page-services .subject-nav .chip {
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.page-services .subject-nav .chip:hover {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  transform: translateY(-1px);
}

/* Stack of numbered subject blocks — alternating side, big glyph, editorial feel. */
.page-services .subjects-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xl);
}

.subject {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  overflow: hidden;
  scroll-margin-top: calc(var(--nav-h) + var(--space-lg));
  transition: border-color var(--dur-slow) var(--ease), box-shadow var(--dur-slow) var(--ease);
}
@media (max-width: 640px) {
  .subject {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    gap: var(--space-md);
  }
  .page-services .subjects-stack { gap: var(--space-xl); }
  .subject__title { font-size: var(--fs-xl); }
  .subject__list li { padding-left: var(--space-lg); margin-bottom: var(--space-xs); }
  .subject .btn { width: 100%; }
}
.subject:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-lg);
}
.subject:target {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(242, 102, 24, 0.18), var(--shadow-lg);
}

.subject__glyph {
  position: absolute;
  top: -0.1em;
  right: -0.05em;
  font-family: var(--font-display);
  font-weight: 600;
  font-style: italic;
  font-size: clamp(8rem, 20vw, 15rem);
  line-height: 0.9;
  color: var(--color-accent);
  opacity: 0.08;
  pointer-events: none;
  user-select: none;
  font-variation-settings: "opsz" 144;
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.subject:hover .subject__glyph { opacity: 0.14; transform: translate(-6px, 4px) rotate(-2deg); }

.subject__body { position: relative; z-index: 1; max-width: 62ch; }

.subject__num {
  font-family: var(--font-display);
  font-weight: 500;
  font-style: italic;
  font-size: var(--fs-sm);
  color: var(--color-accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-variation-settings: "opsz" 144;
}

.subject__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin: var(--space-xs) 0 var(--space-md);
  font-variation-settings: "opsz" 144;
}

.subject__list {
  padding-left: 0;
  list-style: none;
  margin: 0 0 var(--space-lg);
}
.subject__list li {
  position: relative;
  padding-left: var(--space-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-ink-soft);
}
.subject__list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: var(--fw-bold);
}

/* Shared key/value list — used on format cards, session cards, etc. */
.kv {
  margin: 0 0 var(--space-md);
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: var(--space-md);
  row-gap: var(--space-xs);
}
.kv dt {
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-ink);
  align-self: start;
  padding-top: 2px;
}
.kv dd {
  margin: 0;
  color: var(--color-ink-soft);
}

/* Pricing factors row — tighter cards with icon-forward style. */
.page-services .price-factors .card { padding: var(--space-lg); }
.page-services .price-factors .card__icon { font-size: var(--fs-xl); }

/* Subject jump-nav chips on mobile — make them feel like real, tappable
   pills rather than tiny hyperlinks. */
@media (max-width: 640px) {
  .page-services .subject-nav {
    margin-bottom: var(--space-xl);
    gap: var(--space-xs);
  }
  .page-services .subject-nav .chip {
    padding: 0.45em 0.85em;
    font-size: 0.7rem;
  }
}

/* Format cards — two-up side-by-side variant of .card */
.card--format .card__icon {
  background: linear-gradient(135deg, rgba(242, 102, 24, 0.18), rgba(30, 58, 138, 0.08));
  font-size: var(--fs-2xl);
  width: 56px;
  height: 56px;
}