/* guide.css — public /guides/* long-form articles.
   Replaces inline style attributes on H2/H3/UL elements and adds a
   sticky TOC, a weak-vs-strong example box, and metadata header. */

/* ── Article metadata header (reading time + last updated) ── */

.guide-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-4);
  margin: var(--sp-3) 0 var(--sp-6);
  font-size: 13px;
  color: var(--muted);
}

.guide-meta__dot {
  width: 4px;
  height: 4px;
  border-radius: var(--rad-pill);
  background: var(--border);
}

/* ── Sticky table of contents ── */

.guide-toc {
  position: relative;
  margin: var(--sp-6) 0 var(--sp-7);
  padding: var(--sp-5) var(--sp-6);
  background: var(--surface-warm);
  border: 1px solid var(--border-soft);
  border-radius: var(--rad-md);
  max-width: 36rem;
}

.guide-toc__label {
  font-size: 11px;
  font-weight: var(--fw-strong);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 var(--sp-3);
}

.guide-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
}

.guide-toc__list a {
  color: var(--text);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: var(--fw-medium);
  line-height: 1.45;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}

.guide-toc__list a:hover {
  color: var(--studio);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.guide-toc__num {
  font-variant-numeric: tabular-nums;
  color: var(--studio);
  font-size: 12px;
  font-weight: var(--fw-strong);
  letter-spacing: 0.04em;
  min-width: 22px;
}

/* ── Section + step headings ── */

.guide-h2 {
  font-size: clamp(1.45rem, 3vw, 1.7rem);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-tight);
  line-height: 1.18;
  margin: var(--sp-9) 0 var(--sp-4);
  scroll-margin-top: 88px;
}

.guide-step {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.15rem, 2vw, 1.3rem);
  line-height: 1.3;
  margin: var(--sp-6) 0 var(--sp-3);
  letter-spacing: 0;
  scroll-margin-top: 88px;
}

.guide-step__num {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: var(--fw-strong);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--studio);
  margin-right: 10px;
  vertical-align: 3px;
}

/* ── Long-form prose ── */

.guide-prose p {
  max-width: 72ch;
  margin: 0 0 var(--sp-3);
  line-height: var(--lh-relaxed);
}

.guide-prose p .why,
.guide-prose em.why {
  color: var(--studio);
  font-style: normal;
  font-weight: var(--fw-medium);
}

.guide-list {
  max-width: 72ch;
  margin: var(--sp-4) 0;
  padding-left: 22px;
  line-height: var(--lh-relaxed);
}

.guide-list li {
  margin-bottom: var(--sp-2);
}

.guide-list strong {
  color: var(--text);
  font-weight: var(--fw-strong);
}

/* ── Weak vs strong example box (Step 5) ── */

.guide-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
  margin: var(--sp-5) 0;
  max-width: 56rem;
}

.guide-compare__cell {
  padding: var(--sp-5);
  border: 1px solid var(--border-soft);
  border-radius: var(--rad-md);
  background: var(--surface);
}

.guide-compare__cell--weak {
  background: var(--surface-warm);
}

.guide-compare__cell--strong {
  background: color-mix(in oklch, var(--surface) 72%, var(--studio-soft) 28%);
  border-color: var(--studio-tone);
}

.guide-compare__label {
  font-size: 11px;
  font-weight: var(--fw-strong);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 var(--sp-2);
}

.guide-compare__cell--strong .guide-compare__label {
  color: var(--studio);
}

.guide-compare__quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.45;
  margin: 0;
  color: var(--text);
}

@media (max-width: 720px) {
  .guide-compare {
    grid-template-columns: 1fr;
  }
}