/* Blog index, post pages, category pages. Rides on splash.css + charts.css. */

.blog-wrap { max-width: 1000px; margin: 8px auto 50px; padding: 0 22px; }
.catchips { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0 22px; }
.catchip { border: 1px solid var(--line-strong); border-radius: 999px; padding: 7px 14px; color: var(--ink-dim); font-size: 13px; font-weight: 600; }
.catchip.on, .catchip:hover { background: var(--accent); color: var(--accent-ink); border-color: transparent; }

.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.post-card { display: flex; flex-direction: column; gap: 6px; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; background: rgba(255,255,255,0.02); transition: border-color .15s ease, transform .15s ease; }
.post-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.post-card .pc-cat { color: var(--accent); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }
.post-card b { color: var(--ink); font-size: 17px; line-height: 1.3; }
.post-card .pc-desc { color: var(--ink-dim); font-size: 13.5px; line-height: 1.45; flex: 1; }
.post-card .pc-meta { color: var(--ink-faint); font-size: 12px; }

.pager { display: flex; gap: 8px; justify-content: center; margin-top: 26px; }
.pager a { border: 1px solid var(--line-strong); border-radius: 8px; padding: 6px 12px; color: var(--ink-dim); }
.pager a.on { background: var(--accent); color: var(--accent-ink); border-color: transparent; }

/* ---- post ---- */
.post { max-width: 760px; margin: 0 auto; padding: 8px 22px 50px; }
.post .crumbs { padding: 10px 0 0; max-width: none; }
.post-head { margin: 10px 0 18px; }
.post-head .eyebrow { color: var(--accent); font-weight: 700; font-size: 13px; letter-spacing: 0.05em; text-transform: uppercase; }
.post-head h1 { font-size: clamp(27px, 4vw, 40px); font-weight: 800; line-height: 1.12; margin: 8px 0 12px; }
.post-meta { color: var(--ink-faint); font-size: 13.5px; }

.toc { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin: 0 0 26px; display: flex; flex-direction: column; gap: 6px; background: rgba(255,255,255,0.02); }
.toc b { color: var(--ink-faint); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 2px; }
.toc a { color: var(--ink-dim); font-size: 14px; }
.toc a:hover { color: var(--accent); }

.post-body { color: var(--ink); font-size: 17px; line-height: 1.72; }
.post-body h2 { font-size: 24px; font-weight: 800; margin: 34px 0 10px; scroll-margin-top: 80px; }
.post-body h3 { font-size: 18px; font-weight: 700; margin: 22px 0 6px; }
.post-body p { color: var(--ink-dim); margin: 0 0 16px; }
.post-body ul { color: var(--ink-dim); margin: 0 0 16px; padding-left: 22px; }
.post-body li { margin: 6px 0; }
.post-body a { color: var(--accent); }
.post-body code { background: rgba(255,255,255,0.07); padding: 1px 6px; border-radius: 5px; font-size: 0.9em; }
.post-body blockquote.callout { border-left: 3px solid var(--accent); background: rgba(69,200,255,0.06); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 20px 0; color: var(--ink-dim); }

.post-cta { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; border: 1px solid var(--line-strong); border-radius: 16px; padding: 20px 22px; margin: 34px 0; background: rgba(69,200,255,0.05); }
.post-cta b { color: var(--ink); font-size: 17px; }
.post-cta p { color: var(--ink-dim); font-size: 14px; margin: 4px 0 0; }
.post-cta .cta { display: flex; gap: 10px; flex-wrap: wrap; }

.author-box { display: flex; gap: 14px; align-items: flex-start; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin: 30px 0; background: rgba(255,255,255,0.02); }
.author-box .mono { width: 44px; height: 44px; flex: none; border-radius: 50%; display: grid; place-items: center; background: var(--panel); color: var(--accent); font-weight: 800; font-size: 14px; border: 1px solid var(--line-strong); }
.author-box b { color: var(--ink); }
.author-box p { color: var(--ink-dim); font-size: 14px; margin: 4px 0 0; }

.related { margin: 30px 0; }
.related h2 { font-size: 18px; font-weight: 800; margin: 0 0 12px; }
.rel-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.rel { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.rel:hover { border-color: var(--accent); }
.rel b { color: var(--ink); font-size: 14px; display: block; line-height: 1.3; }
.rel span { color: var(--ink-faint); font-size: 12px; }
.post-body figure.post-fig { margin: 22px 0; }
.post-body figure.post-fig img { display: block; width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); }
.post-body figure.post-fig figcaption { color: var(--ink-faint); font-size: 13px; margin-top: 8px; }