/* Blog pages: log-style index + reading-first post. Builds on styles.css tokens. */

.nav-links a.is-current { color: var(--accent); }
.lang-switcher a {
  color: var(--text-dim); font-size: .78rem; font-weight: 600;
  padding: .35rem .7rem; border-radius: 999px; letter-spacing: .05em;
  transition: color .15s ease, background .15s ease;
}
.lang-switcher a.active { background: var(--accent); color: var(--accent-ink); }
.lang-switcher a:hover:not(.active) { color: var(--text); }
.footer-tag a:hover { color: var(--accent); }
.narrow { max-width: 820px; }

/* Tag chip, same look as the site's skill tags */
.chip {
  display: inline-block; font: .76rem 'JetBrains Mono', monospace;
  background: var(--accent-dim); color: var(--accent);
  border-radius: 999px; padding: .28rem .65rem;
}
html[lang="fa"] .chip { font-family: 'Vazirmatn', sans-serif; }
.chip.off { background: transparent; color: var(--text-dim); box-shadow: inset 0 0 0 1px var(--border-strong); }
.chip.off:hover { color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }

/* ---------- Index ---------- */
.log-tools { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.log-tools .chips { display: flex; flex-wrap: wrap; gap: .4rem; }
.log-tools .rss { font: .8rem 'JetBrains Mono', monospace; color: var(--text-muted); direction: ltr; }
.log-tools .rss:hover { color: var(--accent); }
.log-year { font: 600 .8rem 'JetBrains Mono', monospace; color: var(--text-muted); letter-spacing: .1em; margin: 2.2rem 0 .4rem; }
html[lang="fa"] .log-year { font-family: 'Vazirmatn', sans-serif; }
.log { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--border); }
.log li { border-bottom: 1px solid var(--border); }
.log a {
  display: grid; grid-template-columns: 7.2rem 1fr auto; gap: 1.2rem; align-items: baseline;
  padding: 1.05rem .4rem; transition: background .15s ease;
}
.log a:hover { background: var(--bg-elev); }
.log a:hover .ttl { color: var(--accent); }
.log time { font: .82rem 'JetBrains Mono', monospace; color: var(--text-muted); }
html[lang="fa"] .log time { font-family: 'Vazirmatn', sans-serif; }
.log .ttl { font-weight: 600; font-size: 1.04rem; color: var(--text); transition: color .15s ease; }
.log .ex { display: block; font-weight: 400; font-size: .9rem; color: var(--text-dim); margin-top: .25rem; }
.log .meta { font: .74rem 'JetBrains Mono', monospace; color: var(--text-muted); white-space: nowrap; display: flex; gap: .35rem; align-items: center; }
html[lang="fa"] .log .meta { font-family: 'Vazirmatn', sans-serif; }
.log .meta b { font: 500 .7rem 'JetBrains Mono', monospace; color: var(--text-dim); border: 1px solid var(--border-strong); border-radius: 4px; padding: 0 .3rem; }
.log .meta b.src { color: var(--accent); border-color: var(--accent); }
.empty { color: var(--text-dim); margin-top: 2rem; }
@media (max-width: 640px) { .log a { grid-template-columns: 1fr; gap: .3rem; } }

/* ---------- Post ---------- */
.read-progress { position: fixed; top: 0; inset-inline: 0; height: 3px; z-index: 80; pointer-events: none; }
.read-progress i { display: block; height: 100%; width: 0; background: var(--accent); box-shadow: 0 0 12px var(--accent-glow); }
.preview-banner { background: #f59e0b; color: #1a1200; text-align: center; font-weight: 600; font-size: .85rem; padding: .45rem; }

.post-wrap { display: grid; grid-template-columns: 1fr minmax(0, 700px) 1fr; gap: 2.5rem; padding-block: clamp(2.5rem, 6vw, 4.5rem) 3rem; }
.post-main { grid-column: 2; min-width: 0; }
.toc { grid-column: 3; position: sticky; top: 100px; align-self: start; font-size: .86rem; max-width: 230px; }
.toc h2 { margin: 0 0 .7rem; font-size: .75rem; text-transform: uppercase; letter-spacing: .12em; color: var(--text-muted); }
html[lang="fa"] .toc h2 { letter-spacing: 0; }
.toc a { display: block; color: var(--text-dim); padding: .3rem 0; border-inline-start: 2px solid var(--border); padding-inline-start: .8rem; }
.toc a:hover, .toc a.on { color: var(--accent); border-color: var(--accent); }
@media (max-width: 1100px) { .post-wrap { grid-template-columns: 1fr; } .post-main { grid-column: 1; } .toc { display: none; } }

.kicker { font: 500 .8rem 'JetBrains Mono', monospace; color: var(--accent); letter-spacing: .04em; margin: 0 0 1rem; }
html[lang="fa"] .kicker { font-family: 'Vazirmatn', sans-serif; letter-spacing: 0; }
.kicker a:hover { text-decoration: underline; }
.post-main h1 { font-size: clamp(2.2rem, 6vw, 3.4rem); line-height: 1.1; letter-spacing: -.035em; margin: 0 0 1.3rem; font-weight: 800; }
html[lang="fa"] .post-main h1 { letter-spacing: 0; line-height: 1.5; }
[data-theme="dark"] .post-main h1 { background: linear-gradient(180deg, #fff 0%, #b8b8c0 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.dek { font-size: 1.22rem; color: var(--text-dim); margin: 0 0 1.8rem; }
.byline { display: flex; align-items: center; gap: .8rem; padding-bottom: 1.6rem; margin-bottom: 1.8rem; border-bottom: 1px solid var(--border); }
.byline img, .author img { border-radius: 50%; object-fit: cover; flex: none; }
.byline b { display: block; font-size: .95rem; }
.byline span { color: var(--text-muted); font-size: .84rem; }

.lang-notice {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem 1.2rem;
  font-size: .86rem; color: var(--text-dim);
  border: 1px dashed var(--border-strong); border-radius: var(--radius-sm);
  padding: .75rem 1rem; margin: 0 0 2.2rem;
}
.lang-notice a { color: var(--accent); font-weight: 600; }
.lang-notice a:hover { text-decoration: underline; }
.lang-notice .also { display: inline-flex; gap: .7rem; align-items: center; flex-wrap: wrap; }
.lang-notice em { font-style: normal; color: var(--text-muted); }

.prose { font-size: 1.15rem; line-height: 1.8; overflow-wrap: break-word; }
html[lang="fa"] .prose { font-size: 1.2rem; line-height: 2.05; }
.prose p, .prose ul, .prose ol { margin: 0 0 1.3em; color: var(--text-dim); }
.prose > p:first-child { color: var(--text); }
.prose li { margin-bottom: .4em; }
.prose a { color: var(--accent); border-bottom: 1px solid var(--accent-dim); }
.prose a:hover { border-bottom-color: var(--accent); }
.prose strong { color: var(--text); }
.prose h2, .prose h3, .prose h4 { color: var(--text); line-height: 1.35; letter-spacing: -.015em; scroll-margin-top: 90px; }
.prose h2 { font-size: 1.5rem; margin: 2.2em 0 .7em; }
.prose h3 { font-size: 1.2rem; margin: 1.8em 0 .6em; }
html[lang="fa"] .prose :is(h2, h3, h4) { letter-spacing: 0; line-height: 1.7; }
.prose img { border-radius: var(--radius-sm); margin: 1.6em auto; height: auto; }
.prose hr { border: 0; border-top: 1px solid var(--border); margin: 2.5em 0; }
.prose code {
  font-family: 'JetBrains Mono', monospace; font-size: .84em; font-variant-ligatures: none;
  background: var(--accent-dim); color: var(--accent); padding: .12em .4em; border-radius: 5px;
  direction: ltr; unicode-bidi: isolate;
}
.prose pre {
  direction: ltr; text-align: left;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 1.1rem 1.25rem; overflow-x: auto; margin: 1.6em 0;
  font: .84rem/1.7 'JetBrains Mono', monospace; font-variant-ligatures: none; color: var(--text);
}
.prose pre code { background: none; color: inherit; padding: 0; font-size: inherit; }
.prose blockquote { margin: 2em 0; padding: 0; border: 0; color: var(--accent); font-size: 1.4em; line-height: 1.45; font-weight: 600; letter-spacing: -.01em; }
html[lang="fa"] .prose blockquote { line-height: 1.8; letter-spacing: 0; }
.prose blockquote p { color: inherit; margin: 0 0 .6em; }

.author { display: flex; gap: 1.2rem; align-items: center; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.author p { margin: .2rem 0 0; color: var(--text-dim); font-size: .95rem; }
.post-nav { margin-top: 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.post-nav a { display: block; padding: 1.1rem 1.2rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-card); transition: border-color .15s; }
.post-nav a:hover { border-color: var(--accent); }
.post-nav a:last-child { text-align: end; }
.post-nav small { display: block; color: var(--text-muted); font-size: .8rem; margin-bottom: .3rem; }
@media (max-width: 560px) { .post-nav { grid-template-columns: 1fr; } }