/* Shared styles for marketing / article pages (blog, changelog, security) */
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: #f7f7f5; color: #111111; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; -webkit-font-smoothing: antialiased; line-height: 1.7; }

.nav { max-width: 1080px; margin: 0 auto; padding: 22px 24px; display: flex; align-items: center; justify-content: space-between; }
.nav .logo { font-size: 17px; font-weight: 700; letter-spacing: -0.3px; color: #111; text-decoration: none; }
.nav .links { display: flex; gap: 24px; align-items: center; }
.nav .links a { font-size: 14px; color: #555; text-decoration: none; }
.nav .links a:hover { color: #111; }
.nav .cta { font-size: 14px; font-weight: 600; color: #fff !important; background: #111; padding: 9px 18px; border-radius: 8px; text-decoration: none; }
.nav .cta:hover { background: #000; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.wrap-wide { max-width: 1080px; }

.article-header { padding: 56px 0 24px; }
.article-header .kicker { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: #888; margin: 0 0 12px; }
.article-header h1 { font-size: 38px; font-weight: 700; letter-spacing: -1.2px; line-height: 1.15; margin: 0 0 14px; color: #111; }
.article-header .meta { font-size: 13px; color: #888; }

.toc { background: #fff; border: 1px solid #e5e5e0; border-radius: 12px; padding: 22px 26px; margin: 28px 0; }
.toc .t { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: #888; margin: 0 0 10px; }
.toc a { display: block; color: #111; text-decoration: none; font-size: 14px; padding: 5px 0; }
.toc a:hover { color: #555; }

h2 { font-size: 26px; font-weight: 700; letter-spacing: -0.6px; margin: 48px 0 14px; color: #111; }
h3 { font-size: 18px; font-weight: 700; margin: 32px 0 10px; color: #111; }
p { font-size: 16px; color: #333; margin: 0 0 18px; }
ul, ol { margin: 0 0 20px; padding-left: 24px; }
li { font-size: 15px; color: #444; margin-bottom: 8px; }
strong { color: #111; }

.callout { background: #fff; border: 1px solid #e5e5e0; border-left: 4px solid #111; border-radius: 10px; padding: 18px 22px; margin: 24px 0; }
.callout p { margin: 0; font-size: 15px; color: #444; }

.mono { font-family: 'SF Mono', SFMono-Regular, Menlo, Consolas, monospace; background: #efefec; border: 1px solid #e2e2dd; border-radius: 12px; padding: 20px 22px; font-size: 13px; line-height: 1.9; color: #333; overflow-x: auto; margin: 24px 0; }
.mono .c { color: #888; }

.cta-box { border-top: 1px solid #e5e5e0; padding: 64px 0; text-align: center; }
.cta-box h2 { font-size: 28px; font-weight: 700; letter-spacing: -0.8px; margin: 0 0 12px; }
.cta-box p { font-size: 15px; color: #555; margin: 0 0 28px; }
.btn { font-size: 15px; font-weight: 600; padding: 13px 26px; border-radius: 10px; text-decoration: none; display: inline-block; }
.btn-dark { background: #111; color: #fff; }
.btn-dark:hover { background: #2a2a2a; }

.related { margin-top: 48px; }
.related h3 { font-size: 16px; margin-bottom: 12px; }
.related a { display: block; color: #555; text-decoration: none; font-size: 14px; padding: 6px 0; border-bottom: 1px solid #eee; }
.related a:hover { color: #111; }

.footer { border-top: 1px solid #e5e5e0; margin-top: 40px; }
.footer .inner { max-width: 1080px; margin: 0 auto; padding: 28px 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer .small { font-size: 13px; color: #888; }
.footer .links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer .links a { font-size: 13px; color: #888; text-decoration: none; }
.footer .links a:hover { color: #111; }

/* Blog index cards */
.post-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 32px 0 8px; }
.post-card { display: block; background: #fff; border: 1px solid #e5e5e0; border-radius: 14px; padding: 24px; text-decoration: none; color: inherit; transition: border-color .15s, transform .1s; }
.post-card:hover { border-color: #111; transform: translateY(-1px); }
.post-card .pc-kicker { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: #888; margin-bottom: 8px; }
.post-card h2 { font-size: 18px; margin: 0 0 8px; letter-spacing: -0.3px; line-height: 1.3; }
.post-card p { font-size: 13.5px; color: #666; margin: 0; line-height: 1.55; }

/* Changelog */
.release { border-left: 2px solid #e5e5e0; padding: 0 0 8px 24px; margin: 0 0 28px; position: relative; }
.release::before { content: ''; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: #111; border: 2px solid #f7f7f5; }
.release h2 { font-size: 20px; margin: 0 0 4px; }
.release .r-meta { font-size: 12px; color: #888; margin-bottom: 10px; }
.release ul { margin: 0; }
.release li { font-size: 14.5px; }

@media (max-width: 720px) {
    .article-header h1 { font-size: 30px; }
    .nav .links a:not(.cta) { display: none; }
    .post-grid { grid-template-columns: 1fr; }
}