/* ============================================================
   RetireHub — advertise.css
   B2B / media-buyer facing pages. Sans-serif, data-forward:
   deliberately reads as a trade publication, not the consumer site.
   ============================================================ */

.adv {
  font-family: var(--font-ui);
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  line-height: 1.65;
}

/* --- Hero --- */
.adv__eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: block;
  margin-bottom: 0.75rem;
}
.adv__title {
  font-family: var(--font-ui);
  font-size: clamp(1.85rem, 4.5vw, 2.9rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 0.85rem;
  max-width: 22ch;
}
.adv__standfirst {
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  color: var(--color-muted);
  max-width: 62ch;
  margin-bottom: 1.25rem;
}
.adv__byline {
  font-size: 0.82rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 0.7rem 0;
  margin-bottom: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.25rem;
}
.adv__byline strong { color: var(--color-text); font-weight: 600; }

/* --- Body copy: constrained measure inside a wide shell --- */
.adv__body { max-width: 68ch; }
.adv__body > * + * { margin-top: 1.15rem; }
.adv__body h2 {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 750;
  letter-spacing: -0.015em;
  line-height: 1.25;
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 3px solid var(--color-text);
}
.adv__body h3 {
  font-size: 1.12rem;
  font-weight: 700;
  margin-top: 2rem;
  color: var(--color-text);
}
.adv__body p, .adv__body li { font-size: 1rem; }
.adv__body ul, .adv__body ol { padding-left: 1.3rem; }
.adv__body li + li { margin-top: 0.5rem; }
.adv__body a { color: var(--color-primary-hover); text-underline-offset: 2px; }
.adv__body strong { font-weight: 650; }
.adv__body blockquote {
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-light);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 1.05rem;
}
.adv__body blockquote p { margin: 0; }

/* --- Key-number callout --- */
.adv-figure {
  background: var(--color-text);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  margin: 2rem 0;
}
.adv-figure__num {
  display: block;
  font-size: clamp(2.4rem, 7vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  color: #ffb877;
}
.adv-figure__label {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.95rem;
  color: #d7e4dd;
  max-width: 46ch;
}

/* --- Data table --- */
.adv-table-wrap {
  overflow-x: auto;
  margin: 1.75rem 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  -webkit-overflow-scrolling: touch;
}
.adv-table {
  border-collapse: collapse;
  width: 100%;
  min-width: 540px;
  font-size: 0.9rem;
  background: #fff;
}
.adv-table caption {
  caption-side: bottom;
  text-align: left;
  font-size: 0.78rem;
  color: var(--color-muted);
  padding: 0.75rem 1rem;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}
.adv-table th, .adv-table td {
  padding: 0.65rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.adv-table thead th {
  background: var(--color-bg-alt);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--color-muted);
  white-space: nowrap;
}
.adv-table tbody tr:last-child td { border-bottom: none; }
.adv-table td.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.adv-table th.num { text-align: right; }
.adv-table tr.is-highlight td { background: var(--color-primary-light); font-weight: 600; }

/* --- Takeaway box --- */
.adv-takeaway {
  border: 2px solid var(--color-text);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
  margin: 2rem 0;
  background: #fff;
}
.adv-takeaway__label {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: block;
  margin-bottom: 0.5rem;
}
.adv-takeaway p { margin: 0; font-size: 1.02rem; }

/* --- Method note --- */
.adv-method {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
  margin: 2.5rem 0;
  font-size: 0.92rem; /* >=16px: same floor this section tells advertisers to use */
  color: var(--color-muted);
}
.adv-method h3 { margin-top: 0; font-size: 0.95rem; color: var(--color-text); }
.adv-method p + p { margin-top: 0.7rem; }

/* --- Inline CTA --- */
.adv-cta {
  background: linear-gradient(135deg, var(--color-green-accent), var(--color-text));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  margin: 3rem 0 1rem;
  max-width: 68ch;
}
.adv-cta h2 {
  color: #fff;
  border: none;
  margin: 0 0 0.6rem;
  padding: 0;
  font-size: 1.4rem;
  font-weight: 750;
  letter-spacing: -0.015em;
}
.adv-cta p { color: #d7e4dd; margin: 0 0 1.25rem; font-size: 0.98rem; }
.adv-cta__row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.adv-cta__btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.8rem 1.5rem;
  border-radius: 999px;
  text-decoration: none;
  transition: background var(--transition);
}
.adv-cta__btn:hover { background: var(--color-primary-hover); }
.adv-cta__btn--ghost {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.5);
  padding: 0.7rem 1.4rem;
}
.adv-cta__btn--ghost:hover { background: rgba(255,255,255,0.12); }

/* --- Table of contents --- */
.adv-toc {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
  margin-bottom: 2.5rem;
}
.adv-toc__label {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-muted);
  display: block;
  margin-bottom: 0.6rem;
}
.adv-toc ol { margin: 0; padding-left: 1.2rem; font-size: 0.92rem; }
.adv-toc li + li { margin-top: 0.3rem; }
.adv-toc a { color: var(--color-text); }

/* --- FAQ --- */
.adv-faq { margin-top: 1.5rem; }
.adv-faq__item { border-bottom: 1px solid var(--color-border); padding: 1.1rem 0; }
.adv-faq__q { font-size: 1.02rem; font-weight: 700; margin: 0 0 0.45rem; }
.adv-faq__a { margin: 0; font-size: 0.96rem; color: var(--color-muted); }

/* --- Hub / list page --- */
.adv-hub__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}
.adv-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.4rem;
  text-decoration: none;
  color: inherit;
  background: #fff;
  transition: box-shadow var(--transition), transform var(--transition);
}
.adv-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.adv-card__kicker {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.adv-card__title { font-size: 1.08rem; font-weight: 700; line-height: 1.3; margin-bottom: 0.5rem; }
.adv-card__desc { font-size: 0.9rem; color: var(--color-muted); margin: 0; }

.adv-statbar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 2rem 0;
}
.adv-statbar__cell { background: #fff; padding: 1.2rem 1rem; text-align: center; }
.adv-statbar__num {
  display: block;
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.adv-statbar__label {
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin-top: 0.3rem;
}

.adv__backlink {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--color-muted);
  text-decoration: none;
  margin-bottom: 1.5rem;
}
.adv__backlink:hover { color: var(--color-primary-hover); }

@media (max-width: 640px) {
  .adv { padding: 1.5rem 1rem 3rem; }
  .adv-cta, .adv-figure { padding: 1.4rem 1.15rem; }
}