/* Blog pages (PLAN-BLOG W4) — flat, static, zero-JS. Same nocturne palette
 * and typefaces as the interactive site (values mirror src/styles.css). */
@font-face { font-family: "Space Grotesk"; font-weight: 400; font-display: swap; src: url("/fonts/space-grotesk-400.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-weight: 700; font-display: swap; src: url("/fonts/space-grotesk-700.woff2") format("woff2"); }
@font-face { font-family: "Figtree"; font-weight: 400; font-display: swap; src: url("/fonts/figtree-400.woff2") format("woff2"); }
@font-face { font-family: "Figtree"; font-weight: 600; font-display: swap; src: url("/fonts/figtree-600.woff2") format("woff2"); }
@font-face { font-family: "Vazirmatn"; font-weight: 100 900; font-display: swap; src: url("/fonts/vazirmatn-variable.woff2") format("woff2-variations"); }

:root {
  --bg: #01040a;
  --fg: #c7d2e0;
  --dim: #6b7a90;
  --accent: #7fe3b2;
  --card: #071018;
  --line: rgba(127, 227, 178, 0.18);
}

* { box-sizing: border-box; margin: 0; }

body {
  background:
    radial-gradient(90% 60% at 80% -10%, rgba(30, 70, 110, 0.35), transparent 65%),
    radial-gradient(70% 50% at 10% 0%, rgba(20, 60, 55, 0.35), transparent 60%),
    var(--bg);
  color: var(--fg);
  font-family: "Figtree", "Space Grotesk", system-ui, sans-serif;
  line-height: 1.75;
  min-height: 100vh;
}

html[lang="fa"] body { font-family: "Vazirmatn", system-ui, sans-serif; }

.wrap { max-width: 44rem; margin: 0 auto; padding: 2rem 1.25rem 5rem; }

.site-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
  padding: 0.5rem 0 2.5rem;
}
.site-head .brand {
  font-family: "Space Grotesk", monospace; font-weight: 700; letter-spacing: 0.18em;
  font-size: 0.85rem; color: var(--fg); text-decoration: none; text-transform: uppercase;
}
.site-head .brand:hover { color: var(--accent); }
.site-head nav { display: flex; gap: 1.25rem; }
.site-head nav a {
  font-family: "Space Grotesk", monospace; font-size: 0.75rem; letter-spacing: 0.14em;
  color: var(--dim); text-decoration: none; text-transform: uppercase;
}
.site-head nav a:hover, .site-head nav a[aria-current="true"] { color: var(--accent); }

h1 {
  font-family: "Space Grotesk", sans-serif; font-weight: 700;
  font-size: clamp(1.7rem, 5vw, 2.5rem); line-height: 1.2; color: #eef6ff;
  margin-bottom: 0.75rem;
}
html[lang="fa"] h1 { font-family: "Vazirmatn", sans-serif; }

.post-meta {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; align-items: baseline;
  font-family: "Space Grotesk", monospace; font-size: 0.75rem; letter-spacing: 0.1em;
  color: var(--dim); text-transform: uppercase; margin-bottom: 2.5rem;
}
.post-meta .tag { color: var(--accent); }

article h2 {
  font-family: "Space Grotesk", sans-serif; font-weight: 700; color: #dfeaf5;
  font-size: 1.25rem; margin: 2.2rem 0 0.6rem;
}
html[lang="fa"] article h2 { font-family: "Vazirmatn", sans-serif; }
article p { margin: 0 0 1.1rem; }
article a { color: var(--accent); }
article img { max-width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--line); }
article blockquote { border-inline-start: 2px solid var(--accent); padding-inline-start: 1rem; color: var(--dim); margin: 1.2rem 0; }
article pre { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 1rem; overflow-x: auto; font-size: 0.85rem; }
article ul, article ol { padding-inline-start: 1.4rem; margin-bottom: 1.1rem; }

.lang-switch {
  display: inline-block; margin: 0 0 2rem;
  font-family: "Space Grotesk", monospace; font-size: 0.75rem; letter-spacing: 0.14em;
  color: var(--accent); text-decoration: none; border: 1px solid var(--line);
  border-radius: 999px; padding: 0.35rem 0.9rem;
}
.lang-switch:hover { background: rgba(127, 227, 178, 0.08); }

.post-list { list-style: none; padding: 0; display: grid; gap: 1.1rem; }
.post-list .card {
  display: block; background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 1.4rem 1.5rem; text-decoration: none; color: var(--fg);
  transition: border-color 0.2s;
}
.post-list .card:hover { border-color: var(--accent); }
.post-list .card h2 {
  font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 1.15rem;
  color: #eef6ff; margin: 0 0 0.4rem;
}
html[lang="fa"] .post-list .card h2 { font-family: "Vazirmatn", sans-serif; }
.post-list .card .excerpt { color: var(--dim); font-size: 0.95rem; }
.post-list .card .meta {
  font-family: "Space Grotesk", monospace; font-size: 0.7rem; letter-spacing: 0.12em;
  color: var(--dim); text-transform: uppercase; margin-top: 0.7rem;
}

.pager { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; }
.pager a {
  color: var(--accent); text-decoration: none; font-size: 0.85rem;
  font-family: "Space Grotesk", monospace; letter-spacing: 0.08em;
}
.pager a:hover { text-decoration: underline; }

.site-foot {
  margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid var(--line);
  font-size: 0.8rem; color: var(--dim);
}
.site-foot a { color: var(--dim); }
.site-foot a:hover { color: var(--accent); }

@media print {
  body { background: #fff; color: #111; }
  .site-head nav, .lang-switch, .pager, .site-foot { display: none; }
  h1, article h2, .post-list .card h2 { color: #000; }
}