/* ---------- Blog ----------
   Loaded only by pages under /blog/, so the homepage carries none of its weight.
   Everything here is built from the tokens in style.css — same background, same
   hairlines, same numbering — so a post reads as part of the site rather than a
   section bolted onto it. */

/* Matches the .bio/.skills/.projects/.contact rule in style.css. */
.wrap{
  max-width: 68rem;
  margin-inline: auto;
  padding-inline: clamp(1.5rem, 7vw, 7rem);
}

/* Clear the fixed nav. Sections on the homepage sit under a full-height hero,
   so they never needed this. */
.page-head{ padding-block: clamp(7rem, 16vh, 11rem) clamp(3rem, 7vh, 4.5rem); }
.page-head__title{
  font-size: clamp(2.1rem, 5.5vw, 3.6rem);
  font-weight: 300;
  line-height: 1.25;
  margin: 0;
}
.page-head__sub{
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: 1rem;
  max-width: 46ch;
}

/* ---------- Index: the post list ----------
   Rows, not cards. A card grid would strand an orphan whenever the post count is
   odd, and a list of writing wants to be read down the page anyway. */
.post-list{
  padding-bottom: clamp(5rem, 11vh, 8rem);
  border-top: 1px solid var(--hairline);
}
.post-row{
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: clamp(1.25rem, 4vw, 3rem);
  align-items: start;
  padding-block: 2.4rem;
  border-bottom: 1px solid var(--hairline);
  transition: background .6s var(--ease);
}
@media (hover: hover){
  .post-row:hover{ background: rgba(255,255,255,.02); }
  .post-row:hover .post-row__title{ color: var(--text); }
  .post-row:hover .post-row__arrow{ opacity: 1; transform: translateX(-4px); }
}
.post-row__num{
  font-variant-numeric: tabular-nums;
  font-size: .8rem;
  color: var(--faint);
  padding-top: .45rem;
}
.post-row__title{
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  font-weight: 300;
  line-height: 1.45;
  color: var(--text);
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: .8rem;
}
.post-row__arrow{
  flex: none;
  opacity: 0;
  color: var(--accent);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.post-row__desc{
  margin-top: .7rem;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.8;
  max-width: 58ch;
}
.post-row__meta{
  margin-top: .9rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .78rem;
  color: var(--faint);
}
.post-row__meta .dot{ opacity: .5; }

/* ---------- Article ---------- */
.article{ padding-block: clamp(7rem, 16vh, 11rem) 0; }

.article__title{
  font-size: clamp(1.9rem, 4.6vw, 3.1rem);
  font-weight: 300;
  line-height: 1.3;
  margin: 0;
  max-width: 22ch;
}
.article__lead{
  margin-top: 1.5rem;
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  line-height: 1.85;
  color: #c3c8d4;
  max-width: 42ch;
}
.article__meta{
  margin-top: 2rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  font-size: .78rem;
  color: var(--faint);
}
.article__meta time{ font-variant-numeric: tabular-nums; }

/* ---------- Prose ----------
   A narrow measure on purpose. Persian at a comfortable size runs long, and a
   68rem line is genuinely hard to track back to the start of. */
.prose{
  max-width: 40rem;
  padding-bottom: clamp(3rem, 7vh, 5rem);
  font-size: 1.02rem;
  line-height: 2;
  color: #cdd2dd;
}
.prose > * + *{ margin-top: 1.35rem; }

.prose h2{
  margin-top: 3.4rem;
  font-size: clamp(1.35rem, 3vw, 1.7rem);
  font-weight: 400;
  line-height: 1.45;
  color: var(--text);
}
.prose h3{
  margin-top: 2.4rem;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text);
}
.prose strong{ font-weight: 400; color: var(--text); }
.prose a{
  color: var(--accent);
  border-bottom: 1px solid var(--accent-soft);
  transition: border-color .4s var(--ease);
}
.prose a:hover{ border-bottom-color: var(--accent); }

.prose ul, .prose ol{
  padding-inline-start: 1.4rem;
  list-style: none;
}
.prose ol{ counter-reset: step; }
.prose li + li{ margin-top: .7rem; }
.prose li{ position: relative; }
.prose ul > li::before{
  content: "";
  position: absolute;
  inset-inline-start: -1.4rem;
  top: .85em;
  width: 5px; height: 5px;
  background: var(--accent);
  opacity: .55;
}
.prose ol > li{ counter-increment: step; }
.prose ol > li::before{
  content: counter(step);
  position: absolute;
  inset-inline-start: -1.6rem;
  top: 0;
  font-size: .78rem;
  color: var(--faint);
  font-variant-numeric: tabular-nums;
}

/* Latin text and code are left-to-right even inside an RTL page. Getting this
   wrong is the single most common flaw on Persian technical sites. */
.prose code{
  font-family: var(--font-mono);
  font-size: .82em;
  direction: ltr;
  unicode-bidi: isolate;
  padding: .15em .45em;
  background: rgba(255,255,255,.045);
  box-shadow: 0 0 0 1px var(--hairline);
}
.prose pre{
  direction: ltr;
  text-align: left;
  overflow-x: auto;
  padding: 1.4rem 1.5rem;
  background: rgba(255,255,255,.025);
  box-shadow: 0 0 0 1px var(--hairline);
  font-size: .84rem;
  line-height: 1.8;
}
.prose pre code{
  background: none;
  box-shadow: none;
  padding: 0;
  font-size: inherit;
}

.prose blockquote{
  padding-inline-start: 1.4rem;
  border-inline-start: 2px solid var(--accent-soft);
  color: var(--muted);
}

/* A boxed aside for the one point in a post worth stopping on. */
.callout{
  padding: 1.6rem 1.8rem;
  box-shadow: 0 0 0 1px var(--hairline);
  background: rgba(47,111,237,.05);
  font-size: .96rem;
  line-height: 1.9;
}
.callout__label{
  display: block;
  margin-bottom: .5rem;
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--accent);
}

/* ---------- Figures (the hand-drawn SVG diagrams) ---------- */
.figure{
  margin-top: 2.6rem;
  padding: 1.9rem 1.6rem 1.4rem;
  box-shadow: 0 0 0 1px var(--hairline);
}
.figure svg{ width: 100%; height: auto; display: block; }
.figure figcaption{
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--hairline);
  font-size: .8rem;
  color: var(--faint);
  line-height: 1.75;
}

/* ---------- Comparison table ---------- */
.cmp{
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
}
.cmp th, .cmp td{
  padding: .95rem 1rem;
  text-align: start;
  vertical-align: top;
  box-shadow: 0 0 0 1px var(--hairline);
  line-height: 1.7;
}
.cmp th{
  font-weight: 400;
  color: var(--text);
  background: rgba(255,255,255,.025);
}
.cmp td{ color: var(--muted); }
.cmp tbody th{ color: var(--muted); background: none; font-size: .88rem; }
.table-scroll{ overflow-x: auto; }

/* ---------- Call to action ----------
   Projects first, then contact: someone who has just read why they need this
   work wants to see it done before they want a conversation. */
.cta{
  margin-top: 4rem;
  padding: 2.4rem 2.2rem;
  box-shadow: 0 0 0 1px var(--border);
  background: rgba(255,255,255,.02);
}
.cta__title{
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text);
  margin: 0;
}
.cta__text{
  margin-top: .9rem;
  color: var(--muted);
  font-size: .96rem;
  line-height: 1.9;
}
.cta__row{
  margin-top: 1.7rem;
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
}
.btn{
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .85rem 1.4rem;
  font-size: .9rem;
  box-shadow: 0 0 0 1px var(--border);
  color: var(--text);
  transition: box-shadow .5s var(--ease), background .5s var(--ease);
}
.btn:hover{ box-shadow: 0 0 0 1px var(--border-strong); }
.btn--accent{
  background: var(--accent);
  box-shadow: none;
  color: #fff;
}
.btn--accent:hover{ background: #2a63d4; box-shadow: none; }
.btn svg{ opacity: .7; }

/* ---------- Footer nav ---------- */
.article__foot{
  margin-top: 3.5rem;
  padding-block: 2.2rem clamp(4rem, 9vh, 6rem);
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .88rem;
  color: var(--muted);
}
.article__foot a{ transition: color .5s var(--ease); }
.article__foot a:hover{ color: var(--text); }

/* ---------- Responsive ---------- */
@media (max-width: 720px){
  .post-row{
    grid-template-columns: 1fr;
    row-gap: .5rem;
    padding-block: 2rem;
  }
  .post-row__num{ padding-top: 0; }
  .prose{ font-size: .98rem; line-height: 1.95; }
  .figure{ padding: 1.3rem 1rem 1rem; }
  .cta{ padding: 1.9rem 1.5rem; }
  .btn{ flex: 1 1 auto; justify-content: center; }
}