/* NestDaddy blog (2026-11-11). House style of /apis and /mcp: Helvetica/Arial, ink with the /markets green,
   hairline rules, square corners, no gradients or emoji. */
:root {
    --ink: #15181e; --ink-2: #4a515c; --ink-3: #78808c;
    --paper: #ffffff; --band: #f6f7f9; --rule: #d2d7de; --rule-2: #e8ebef;
    --accent: #0a7c4e;
    --sans: Helvetica, Arial, sans-serif;
    --mono: ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-padding-top: 80px; }
body { font-family: var(--sans); background: var(--paper); color: var(--ink); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
.kicker { font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.meta { font-size: 14px; color: var(--ink-3); }
.btn {
    display: inline-flex; align-items: center; justify-content: center; height: 44px; padding: 0 20px;
    font-size: 15px; font-weight: 700; text-decoration: none; border: 1px solid var(--ink); border-radius: 2px; white-space: nowrap;
}
.btn-ink { background: var(--ink); color: #fff !important; }
.btn-ink:hover { background: #000; }
.btn-line { background: var(--paper); color: var(--ink) !important; }
.btn-line:hover { background: var(--band); }

/* index */
.b-head { padding: 64px 0 28px; border-bottom: 2px solid var(--ink); }
.b-head h1 { font-size: 48px; line-height: 1.05; letter-spacing: -0.025em; margin: 14px 0 12px; }
.b-head p { font-size: 18px; color: var(--ink-2); max-width: 36em; }
.b-head .feed { font-size: 14px; color: var(--ink-3); margin-top: 14px; }
.b-list { list-style: none; margin-bottom: 80px; }
.b-item { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 28px; padding: 26px 0; border-bottom: 1px solid var(--rule); }
.b-item h2 { font-size: 24px; line-height: 1.25; letter-spacing: -0.01em; margin-bottom: 6px; }
.b-item h2 a { text-decoration: none; }
.b-item h2 a:hover { text-decoration: underline; text-decoration-color: var(--ink); }
.b-item p { color: var(--ink-2); font-size: 16px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.tag { font-size: 12px; color: var(--ink-2); border: 1px solid var(--rule); padding: 1px 8px; border-radius: 2px; }
.b-empty { padding: 48px 0 96px; color: var(--ink-2); }

/* post */
.post { display: grid; grid-template-columns: minmax(0, 720px) 240px; gap: 64px; padding: 56px 0 24px; }
.post-head { margin-bottom: 32px; }
.post-head h1 { font-size: 44px; line-height: 1.1; letter-spacing: -0.025em; margin: 14px 0 16px; }
.post-head .lede { font-size: 19px; line-height: 1.55; color: var(--ink-2); margin-bottom: 18px; }
.post-head .meta { padding-top: 14px; border-top: 1px solid var(--rule); }
.draft-note { border-left: 3px solid #c8102e; background: var(--band); padding: 10px 14px; font-size: 14px; margin-bottom: 24px; }

.prose { font-size: 17px; line-height: 1.7; color: var(--ink); }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: 27px; line-height: 1.25; letter-spacing: -0.015em; margin-top: 1.9em; padding-top: 16px; border-top: 2px solid var(--ink); }
.prose h3 { font-size: 20px; line-height: 1.3; margin-top: 1.6em; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li + li { margin-top: .35em; }
.prose code { font-family: var(--mono); font-size: .88em; background: var(--band); padding: 1px 5px; }
.prose pre { background: var(--band); border: 1px solid var(--rule); padding: 16px 18px; overflow-x: auto; font-size: 14px; line-height: 1.6; }
.prose pre code { background: none; padding: 0; font-size: inherit; }
.prose blockquote { border-left: 3px solid var(--accent); padding: 4px 0 4px 16px; color: var(--ink-2); }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: left; padding: 9px 12px 9px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.prose th { border-bottom: 2px solid var(--ink); font-size: 13px; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-2); }
.prose hr { border: 0; border-top: 1px solid var(--rule); }
.prose img { max-width: 100%; height: auto; }

.toc { position: sticky; top: 92px; align-self: start; font-size: 14px; }
.toc-title { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 10px; }
.toc ol { list-style: none; border-left: 1px solid var(--rule); }
.toc li a { display: block; padding: 5px 0 5px 14px; color: var(--ink-2); text-decoration: none; line-height: 1.4; }
.toc li a:hover { color: var(--ink); }

.cta { max-width: 720px; border: 1px solid var(--ink); padding: 26px 28px; margin: 48px 0 56px; }
.cta h2 { font-size: 22px; margin: 8px 0 8px; }
.cta p { color: var(--ink-2); margin-bottom: 18px; }
.cta .row { display: flex; flex-wrap: wrap; gap: 12px; }

.more { max-width: 720px; margin-bottom: 80px; }
.more h2 { font-size: 20px; padding-top: 14px; border-top: 2px solid var(--ink); margin-bottom: 6px; }
.more ul { list-style: none; }
.more li { padding: 12px 0; border-bottom: 1px solid var(--rule-2); }
.more li a { font-weight: 700; text-decoration: none; }
.more li a:hover { text-decoration: underline; }

footer { border-top: 1px solid var(--rule); padding: 24px 0 40px; font-size: 13px; color: var(--ink-3); }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer nav { display: flex; flex-wrap: wrap; gap: 22px; }
footer a { color: var(--ink-2); text-decoration: none; }
footer a:hover { color: var(--ink); }

@media (max-width: 960px) {
    .post { grid-template-columns: minmax(0, 1fr); gap: 0; }
    .toc { display: none; }
}
@media (max-width: 700px) {
    .wrap { padding: 0 16px; }
    .b-head { padding-top: 40px; }
    .b-head h1 { font-size: 36px; }
    .b-item { grid-template-columns: minmax(0, 1fr); gap: 6px; }
    .post { padding-top: 36px; }
    .post-head h1 { font-size: 32px; }
    .post-head .lede { font-size: 17px; }
    .prose { font-size: 16px; }
    .prose h2 { font-size: 23px; }
    .cta { padding: 20px; }
}