/* ==========================================================================
   Alexandra Studio — article pages
   Loaded after styles.css. Everything is scoped to .post so it can't
   change the header, footer or any existing page.
   ========================================================================== */

.post {
  /* Tokens come from styles.css (:root) with fallbacks */
  --post-ink: var(--ink, #000);
  --post-muted: var(--ink-mute, #6e6e6e);
  --post-line: var(--line, rgba(0, 0, 0, 0.12));
  --post-soft: var(--panel, #f3f2f2);
  --post-accent: var(--blue, #438bff);
  --post-accent-ink: var(--blue-deep, #2f6fdb);
  --post-dark: var(--dark, #2a2929);
  color: var(--post-ink);
  font-family: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  padding-bottom: 72px;
}

.post-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

.post-wide {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Breadcrumbs ---------- */
.post-crumbs {
  font-size: 0.85rem;
  color: var(--post-muted);
  padding-top: 32px;
}
.post-crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.post-crumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--post-line);
}
.post-crumbs a { color: var(--post-muted); text-decoration: none; }
.post-crumbs a:hover { color: var(--post-accent-ink); text-decoration: underline; }

/* ---------- Article head ---------- */
.post-head { padding: 28px 0 8px; }

.post-kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--post-accent-ink);
  margin: 0 0 14px;
}

.post h1 {
  font-size: clamp(2.1rem, 5vw, 3.25rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  font-weight: 800;
  margin: 0 0 18px;
  color: var(--post-ink);
}

.post-dek {
  font-size: clamp(1.1rem, 2.2vw, 1.3rem);
  line-height: 1.5;
  color: var(--post-muted);
  margin: 0 0 24px;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  font-size: 0.88rem;
  color: var(--post-muted);
  border-top: 1px solid var(--post-line);
  padding-top: 14px;
  margin: 0;
}
.post-meta strong { color: var(--post-ink); font-weight: 600; }

/* ---------- Short answer ---------- */
.post-answer {
  margin: 32px 0 8px;
  background: var(--post-soft);
  border-left: 4px solid var(--post-accent);
  border-radius: 14px;
  padding: 22px 24px;
}
.post-answer h2 {
  font-size: 0.78rem !important;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--post-accent-ink) !important;
  margin: 0 0 10px !important;
}
.post-answer p {
  font-size: 1.08rem;
  line-height: 1.65;
  margin: 0;
}
.post-answer p + p { margin-top: 12px; }

/* ---------- Table of contents ---------- */
.post-toc {
  margin: 28px 0 0;
  padding: 18px 22px;
  border: 1px solid var(--post-line);
  border-radius: 14px;
}
.post-toc p {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--post-muted);
  margin: 0 0 8px;
}
.post-toc ol {
  margin: 0;
  padding-left: 1.2em;
  columns: 2 260px;
  column-gap: 32px;
}
.post-toc li { font-size: 0.95rem; line-height: 1.5; margin: 3px 0; break-inside: avoid; }
.post-toc a { color: var(--post-ink); text-decoration: none; }
.post-toc a:hover { color: var(--post-accent-ink); text-decoration: underline; }

/* ---------- Body copy ---------- */
.post-body { padding-top: 8px; }

.post-body h2 {
  font-size: clamp(1.45rem, 3vw, 1.95rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  font-weight: 800;
  margin: 56px 0 14px;
  scroll-margin-top: 100px;
  color: var(--post-ink);
}

.post-body h3 {
  font-size: 1.15rem;
  line-height: 1.35;
  font-weight: 700;
  margin: 32px 0 8px;
  color: var(--post-ink);
}

.post-body p,
.post-body li {
  font-size: 1.06rem;
  line-height: 1.72;
}
.post-body p { margin: 0 0 16px; }
.post-body ul,
.post-body ol { margin: 0 0 18px; padding-left: 1.3em; }
.post-body li { margin: 6px 0; }
.post-body li::marker { color: var(--post-accent); }

.post-body a {
  color: var(--post-accent-ink);
  text-decoration: underline;
  text-decoration-color: rgba(47, 111, 219, 0.35);
  text-underline-offset: 3px;
}
.post-body a:hover { text-decoration-color: currentColor; }

.post-body strong { font-weight: 700; }

/* ---------- Figure ---------- */
.post-figure { margin: 36px 0; }
.post-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 18px;
  background: var(--post-soft);
}
.post-figure figcaption {
  font-size: 0.85rem;
  color: var(--post-muted);
  margin-top: 10px;
}

/* ---------- Fact list ---------- */
.post-facts {
  display: grid;
  grid-template-columns: minmax(150px, 34%) 1fr;
  margin: 18px 0 28px;
  border-top: 1px solid var(--post-line);
}
.post-facts dt,
.post-facts dd {
  margin: 0;
  padding: 12px 0;
  border-bottom: 1px solid var(--post-line);
  font-size: 0.98rem;
  line-height: 1.55;
}
.post-facts dt { font-weight: 700; padding-right: 16px; }
.post-facts dd { color: var(--post-ink); }

/* ---------- Tables ---------- */
.post-table {
  margin: 20px 0 30px;
  border: 1px solid var(--post-line);
  border-radius: 14px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.post-table table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.94rem;
  line-height: 1.5;
}
.post-table caption {
  text-align: left;
  font-size: 0.85rem;
  color: var(--post-muted);
  padding: 12px 14px 0;
  caption-side: bottom;
  padding-bottom: 12px;
}
.post-table th,
.post-table td {
  text-align: left;
  vertical-align: top;
  padding: 12px 14px;
  border-bottom: 1px solid var(--post-line);
}
.post-table thead th {
  background: var(--post-soft);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.post-table tbody tr:last-child th,
.post-table tbody tr:last-child td { border-bottom: 0; }
.post-table tbody th { font-weight: 700; }
.post-table .num { font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (min-width: 1040px) {
  .post-table.is-wide { margin-left: -130px; margin-right: -130px; }
}
.post-table tr.is-us td,
.post-table tr.is-us th { background: #eef4ff; }

/* ---------- Timeline ---------- */
.post-timeline {
  list-style: none;
  padding: 0 !important;
  margin: 18px 0 28px !important;
  border-left: 2px solid var(--post-line);
}
.post-timeline li {
  position: relative;
  padding: 0 0 18px 24px;
  margin: 0 !important;
}
.post-timeline li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--post-accent);
}
.post-timeline .when {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--post-accent-ink);
}

/* ---------- Stat tiles ---------- */
.post-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin: 20px 0 12px;
}
.post-stat {
  background: var(--post-soft);
  border-radius: 14px;
  padding: 16px 16px 14px;
}
.post-stat b {
  display: block;
  font-size: 1.7rem;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.post-stat span {
  display: block;
  font-size: 0.86rem;
  line-height: 1.4;
  color: var(--post-muted);
  margin-top: 6px;
}
.post-stat.is-estimate { background: #fff; border: 1px dashed #b9c0cf; }
.post-stat.is-estimate b::after {
  content: "estimate";
  display: inline-block;
  vertical-align: middle;
  margin-left: 8px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--post-muted);
  border: 1px solid #b9c0cf;
  border-radius: 999px;
  padding: 2px 7px;
}

/* ---------- Callouts ---------- */
.post-callout {
  margin: 26px 0;
  padding: 20px 22px;
  border-radius: 14px;
  border: 1px solid var(--post-line);
  background: #fff;
}
.post-callout h3 { margin-top: 0 !important; }
.post-callout p:last-child,
.post-callout ul:last-child { margin-bottom: 0; }
.post-callout.is-dark {
  background: var(--post-dark);
  border-color: var(--post-dark);
  color: #fff;
}
.post-callout.is-dark h3,
.post-callout.is-dark p,
.post-callout.is-dark li { color: #fff; }
.post-callout.is-dark a { color: #9fc2ff; }

.post-quote {
  margin: 28px 0;
  padding: 4px 0 4px 20px;
  border-left: 4px solid var(--post-accent);
  font-size: 1.25rem;
  line-height: 1.5;
  font-weight: 600;
}

/* ---------- Two-column compare ---------- */
.post-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin: 18px 0 28px;
}
.post-split > div {
  border: 1px solid var(--post-line);
  border-radius: 14px;
  padding: 18px 20px;
}
.post-split h3 { margin-top: 0 !important; }
.post-split ul { margin-bottom: 0; }

/* ---------- FAQ ---------- */
.post-faq { margin: 12px 0 0; border-top: 1px solid var(--post-line); }
.post-faq details { border-bottom: 1px solid var(--post-line); }
.post-faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 36px 18px 0;
  position: relative;
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.45;
}
.post-faq summary::-webkit-details-marker { display: none; }
.post-faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 14px;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--post-accent-ink);
}
.post-faq details[open] summary::after { content: "–"; }
.post-faq details > p { margin: 0 0 18px; color: var(--post-ink); }
.post-faq summary:focus-visible {
  outline: 2px solid var(--post-accent);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ---------- Sources ---------- */
.post-sources ol { padding-left: 1.3em; }
.post-sources li { font-size: 0.95rem; line-height: 1.55; }

/* ---------- Author box ---------- */
.post-author {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin: 56px 0 0;
  padding: 22px 24px;
  border-radius: 16px;
  background: var(--post-soft);
}
.post-author-mark {
  flex: 0 0 52px;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--post-accent);
  color: #fff;
  font-weight: 800;
  font-size: 1.5rem;
  display: grid;
  place-items: center;
}
.post-author p { margin: 0 0 6px; font-size: 0.98rem; line-height: 1.6; }
.post-author p:last-child { margin: 0; }

/* ---------- Related ---------- */
.post-related { margin-top: 56px; }
.post-related h2 { margin-top: 0 !important; }
.post-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.post-related-grid a {
  display: block;
  padding: 20px;
  border-radius: 16px;
  border: 1px solid var(--post-line);
  text-decoration: none !important;
  color: var(--post-ink) !important;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.post-related-grid a:hover { border-color: var(--post-accent); transform: translateY(-2px); }
.post-related-grid span {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--post-accent-ink);
  margin-bottom: 8px;
}
.post-related-grid strong { display: block; font-size: 1.05rem; line-height: 1.35; }
.post-related-grid em {
  display: block;
  font-style: normal;
  font-size: 0.9rem;
  color: var(--post-muted);
  margin-top: 8px;
  line-height: 1.5;
}

@media (max-width: 560px) {
  .post-facts { grid-template-columns: 1fr; }
  .post-facts dt { padding-bottom: 0; border-bottom: 0; }
  .post-author { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .post-related-grid a { transition: none; }
  .post-related-grid a:hover { transform: none; }
}