/* Blog: blog.html and blog-<slug>.html (built by marketing/blog-render.mjs). */
.blog-feed { margin-top: 18px; font-size: 14.5px; color: var(--muted); }
.blog-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.blog-filter .chip { cursor: pointer; background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 7px 15px; font-size: 14.5px; font-weight: 500; transition: border-color .2s, background .2s; }
.blog-filter .chip:hover { border-color: var(--ink); }
.blog-filter .chip.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 16px; }
.post-card a { display: flex; flex-direction: column; gap: 12px; height: 100%; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 26px 22px; transition: border-color .2s, transform .2s var(--ease); }
.post-card a:hover { border-color: var(--ink); transform: translateY(-2px); }
.post-card h3 { font-size: 23px; line-height: 1.18; letter-spacing: -.025em; }
.post-card p { color: var(--muted); font-size: 15.5px; line-height: 1.55; flex: 1; }
.pc-cat { align-self: flex-start; font-family: var(--mono); font-size: 11.5px; letter-spacing: .05em; text-transform: uppercase; background: var(--lime-soft); color: var(--ink); border-radius: 999px; padding: 4px 10px; }
.pc-meta { font-family: var(--mono); font-size: 12px; letter-spacing: .03em; color: var(--dim); }

.draft-bar { background: var(--amber); color: var(--ink); font-size: 14.5px; padding: 10px 0; }
.post-hero { padding-bottom: 36px; }
.post-hero h1 { font-size: clamp(38px, 5vw, 68px); line-height: 1.04; max-width: 900px; }
.post-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 26px; font-family: var(--mono); font-size: 12.5px; letter-spacing: .03em; color: var(--muted); }
.post-meta > * + *::before { content: "·"; margin-right: 18px; color: var(--dim); }

.post-wrap { display: grid; grid-template-columns: minmax(0, 720px) 260px; gap: 64px; justify-content: space-between; align-items: start; padding-bottom: 40px; }
.post { font-size: 18px; line-height: 1.7; color: var(--ink-2); }
.post > * + * { margin-top: 1.1em; }
.post h2 { font-size: clamp(27px, 3vw, 36px); line-height: 1.12; letter-spacing: -.03em; color: var(--ink); margin-top: 1.8em; scroll-margin-top: 100px; }
.post h3 { font-size: 21px; color: var(--ink); margin-top: 1.5em; }
.post h2 + *, .post h3 + * { margin-top: .6em; }
.post a { text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 4px; }
.post a:hover { text-decoration-color: var(--ink); }
.post strong { color: var(--ink); font-weight: 600; }
.post ul, .post ol { padding-left: 1.3em; }
.post li + li { margin-top: .45em; }
.post li::marker { color: var(--dim); }
.post .checklist { list-style: none; padding: 0; }
.post .checklist li { position: relative; padding-left: 32px; }
.post .checklist li::before { content: ""; position: absolute; left: 0; top: .32em; width: 18px; height: 18px; border-radius: 6px; border: 1.6px solid var(--ink); background: var(--card); }
.post .note { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--lime-2); border-radius: var(--radius-sm); padding: 18px 22px; font-size: 16.5px; }
.post .note b { color: var(--ink); }
.post table { width: 100%; border-collapse: collapse; font-size: 15.5px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; display: block; overflow-x: auto; }
.post th, .post td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.post th { font-family: var(--mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); font-weight: 500; background: var(--paper-2); }
.post tr:last-child td { border-bottom: 0; }
.post .tquote { margin-top: 1.6em; margin-bottom: 1.6em; }

.post-side { position: sticky; top: 100px; display: grid; gap: 18px; }
.post-toc { display: grid; gap: 2px; font-size: 14.5px; }
.post-toc b { font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--dim); font-weight: 500; margin-bottom: 8px; }
.post-toc a { color: var(--muted); padding: 5px 0 5px 12px; border-left: 2px solid var(--line); line-height: 1.35; }
.post-toc a:hover { color: var(--ink); border-left-color: var(--ink); }
.post-help { display: grid; gap: 10px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.post-help b { font-size: 17px; letter-spacing: -.015em; }
.post-help span { color: var(--muted); font-size: 14.5px; line-height: 1.5; }
.post-help .btn { justify-self: start; }

@media (max-width: 960px) {
  .post-wrap { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .post-side { position: static; }
  .post-toc { display: none; }
}
@media (max-width: 640px) {
  .post { font-size: 17px; }
  .post-card a { padding: 22px 20px 18px; }
}