/* Blog post pages, shared across all /blog/* posts.
   SYSTEM v3 LIGHT LUXURY: warm-paper editorial long read.
   70ch prose, brass blockquote rules, refined authorbox, sticky consult rail,
   asymmetric keep-reading grid. Reads with site.css?v=3 tokens only. */

/* ---- Masthead: asymmetric editorial opening ---- */
.post-top { padding-top: clamp(2rem, 4vw, 3.5rem); }

.post-mast {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(11rem, 0.4fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}
.post-mast h1 {
  max-width: 18ch;
  margin-bottom: 1.25rem;
}
.post-mast .lead { max-width: 52ch; }

/* slim meta column, hairline-ruled like a print masthead */
.post-mast__meta {
  border-left: 1px solid var(--line);
  padding-left: 1.4rem;
  display: grid;
  gap: 0.85rem;
  align-content: end;
  padding-bottom: 0.35rem;
}
.post-mast__meta > span {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  line-height: 1.45;
}
.post-mast__meta > span strong {
  display: block;
  font-weight: 400;
  font-family: var(--font-d);
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--brass-deep);
  margin-top: 0.2rem;
}

/* wide mast figure under the masthead */
.post-mastfig { margin-top: clamp(2rem, 4vw, 3.25rem); }
.post-mastfig .cap { margin-top: 0.8rem; }

/* ---- Refined author byline ---- */
.authorbox--post {
  margin-top: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 4rem 1fr auto;
}
.authorbox--post img {
  border: 1px solid var(--brass);
  padding: 2px;
  background: var(--paper);
}
.authorbox--post .authorbox__name {
  font-family: var(--font-d);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.02rem;
}
.authorbox--post .authorbox__role { max-width: 58ch; }
.authorbox__date {
  font-family: var(--font-d);
  font-weight: 300;
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brass-deep);
  white-space: nowrap;
  align-self: center;
}
@media (max-width: 640px) {
  .authorbox--post { grid-template-columns: 4rem 1fr; }
  .authorbox__date { grid-column: 2; justify-self: start; }
}

/* ---- Body: 70ch article + sticky consult rail ---- */
.post-grid {
  display: grid;
  grid-template-columns: minmax(0, 70ch) minmax(17rem, 21rem);
  gap: clamp(2.75rem, 6vw, 6.5rem);
  align-items: start;
  justify-content: space-between;
}

/* long-read comfort */
.post-article p,
.post-article li { font-size: 1.0925rem; line-height: 1.75; }
.post-article .post-intro {
  font-size: var(--fs-lead);
  line-height: 1.65;
  color: var(--ink);
}
.post-article h2 .thin { font-weight: 300; }

/* brass blockquote rules: hairline above and below, big brass mark */
.post-article blockquote {
  background: none;
  border: 0;
  border-radius: 0;
  border-top: 1px solid var(--brass);
  border-bottom: 1px solid var(--line);
  padding: 1.9rem 0 1.8rem;
  margin-block: 2.4rem;
  position: relative;
}
.post-article blockquote::before {
  content: "\201C";
  display: block;
  font-family: var(--font-d);
  font-weight: 700;
  font-size: 3.2rem;
  line-height: 0.55;
  color: var(--brass);
  margin-bottom: 1.1rem;
}
.post-article blockquote p {
  font-size: clamp(1.2rem, 1.05rem + 0.6vw, 1.5rem);
  line-height: 1.5;
  color: var(--ink);
}
.post-article blockquote footer {
  margin-top: 1.1rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}

/* comparison table: fit the 70ch column on desktop; below 768px site.css stacks it */
@media (min-width: 768px) {
  .post-article .vs { min-width: 540px; }
}
.post-article .vs-wrap { margin-block: 2.4rem; }

/* figures inside the article */
.post-article figure { margin-block: 2.4rem; }
.post-article figure .cap { margin-top: 0.8rem; }

/* two-up before / after pair */
.post-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 2vw, 1.75rem);
  margin-block: 2.4rem;
}
.post-pair figure { margin: 0; }
.post-pair .cap strong { color: var(--brass-deep); letter-spacing: 0.12em; text-transform: uppercase; font-size: 0.78rem; }
@media (max-width: 560px) {
  .post-pair { grid-template-columns: 1fr; }
}

/* result portraits: varied widths and crops, never three equal tiles */
.post-results {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr 0.9fr;
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: end;
  margin-block: 2.4rem;
}
.post-results figure { margin: 0; }
.post-results figure:nth-child(1) .frame { aspect-ratio: 3 / 4; }
.post-results figure:nth-child(2) .frame { aspect-ratio: 4 / 5; }
.post-results figure:nth-child(3) .frame { aspect-ratio: 3 / 4.4; }
.post-results .cap { margin-top: 0.7rem; }
@media (max-width: 640px) {
  .post-results { grid-template-columns: 1fr 1fr; }
  .post-results figure:nth-child(2) { grid-column: 1 / -1; }
}

/* price panel (cost post): brass-ticked mat with a big tabular numeral */
.pricepanel {
  margin-block: 2.4rem;
  padding: clamp(1.75rem, 3.5vw, 2.6rem);
  background: var(--panel);
}
.post-article .pricepanel__num {
  font-family: var(--font-d);
  font-weight: 300;
  font-size: clamp(2.9rem, 2rem + 3.4vw, 4.4rem);
  line-height: 1;
  color: var(--brass-deep);
  font-variant-numeric: tabular-nums lining-nums;
}
.pricepanel__num span {
  font-size: 0.32em;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-left: 0.5rem;
}
.pricepanel > p { margin-top: 0.9rem; color: var(--ink-soft); }
.pricepanel .checks { margin-top: 1.4rem; }
.pricepanel .checks li { font-size: 1rem; }

/* hairline mini-ledger: compact two-column fact rows */
.post-patterns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 clamp(1.75rem, 3.5vw, 3rem);
  border-top: 1px solid var(--line);
  margin-block: 2.4rem 1rem;
}
.post-patterns > div {
  border-bottom: 1px solid var(--line);
  padding: 1.2rem 0 1.3rem;
}
.post-patterns h3 {
  font-size: 1.05rem;
  margin: 0 0 0.55rem;
  letter-spacing: 0.05em;
}
.post-patterns p { font-size: 0.97rem; line-height: 1.6; color: var(--ink-soft); margin: 0; }
@media (max-width: 640px) {
  .post-patterns { grid-template-columns: 1fr; }
}

/* choose-this / choose-that compare (bonding post) */
.post-choose {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  gap: clamp(1rem, 2vw, 1.5rem);
  margin-block: 2.4rem;
}
.post-choose > div {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel);
  padding: clamp(1.5rem, 2.5vw, 2rem);
}
.post-choose > div:last-child {
  background: oklch(95.8% 0.018 87);
  border-color: oklch(89% 0.03 87);
}
.post-choose h3 { font-size: 1.15rem; margin-bottom: 1rem; }
.post-choose > div:last-child h3 { color: var(--brass-deep); }
.post-choose ul { display: grid; gap: 0.65rem; padding: 0; list-style: none; }
.post-choose li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.99rem;
  line-height: 1.55;
  color: var(--ink-soft);
}
.post-choose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.6rem;
  height: 1px;
  background: var(--brass-deep);
}
@media (max-width: 640px) {
  .post-choose { grid-template-columns: 1fr; }
}

/* ---- Consult rail (sticky on desktop) ---- */
.post-rail { align-self: stretch; }
.railcard {
  position: sticky;
  top: calc(var(--nav-h) + 1.5rem);
  background: var(--panel);
  padding: clamp(1.6rem, 2.5vw, 2.1rem);
}
.railcard h2 {
  font-size: 1.35rem;
  margin-bottom: 0.7rem;
}
.railcard > p { font-size: 0.97rem; color: var(--ink-soft); margin-bottom: 1.3rem; }
.railcard .btn { width: 100%; }
.railfacts {
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
  display: grid;
}
.railfacts li {
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ink-soft);
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}
.railfacts li:first-child { border-top: 1px solid var(--line); }
.railfacts strong { color: var(--brass-deep); font-variant-numeric: tabular-nums; }

@media (max-width: 980px) {
  /* minmax(0,1fr) so wide tables scroll inside .vs-wrap instead of inflating the column */
  .post-grid { grid-template-columns: minmax(0, 1fr); }
  .post-rail { max-width: 33rem; }
  /* relative, not static: lux-frame corner ticks need a positioned box */
  .railcard { position: relative; top: auto; }
}

/* ---- Keep-reading: asymmetric 7/5 then 5/7 ---- */
.keepread {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
  margin-top: clamp(2rem, 4vw, 3rem);
}
.keepread .postcard { justify-content: flex-end; }
.keepread .postcard__body { padding: 1.7rem 1.8rem 1.9rem; gap: 0.7rem; }
/* meta sits under the title as quiet date + topic, like the blog index cards */
.keepread .postcard__meta {
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-top: -0.15rem;
}
.keepread__a { grid-column: span 7; }
.keepread__b { grid-column: span 5; }
.keepread__c { grid-column: span 5; }
.keepread__d { grid-column: span 7; }
.keepread__a .postcard__title { font-size: 1.65rem; }
@media (max-width: 860px) {
  .keepread__a, .keepread__b, .keepread__c, .keepread__d { grid-column: span 12; }
  .keepread__a .postcard__title { font-size: 1.35rem; }
}

/* ---- Masthead collapse ---- */
@media (max-width: 860px) {
  .post-mast { grid-template-columns: 1fr; align-items: start; }
  .post-mast__meta {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding-left: 0;
    padding-top: 1.2rem;
    grid-auto-flow: column;
    justify-content: start;
    gap: 2rem;
  }
}