/* Blog styles. Shared by the index and every article; no build step required. */
:root {
  --bg: #111827;
  --surface: #17202f;
  --surface-2: #1c2637;
  --text: #f3f4f6;
  --text-secondary: #a7b0bf;
  --text-tertiary: #8a93a5;
  --accent: #8aa6d9;
  --accent-strong: #a7bee8;
  --border: rgba(243, 244, 246, .08);
  --border-strong: rgba(243, 244, 246, .16);
  --grid-line: rgba(243, 244, 246, .035);
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font: 400 16px/1.6 var(--font-sans);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
main { flex: 1; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; border-radius: 2px; }
::selection { background: rgba(138, 166, 217, .28); }
h1, h2, h3 { text-wrap: balance; }
.container { width: 100%; max-width: 1120px; margin-inline: auto; padding-inline: clamp(20px, 5vw, 32px); }
.skip-link{
  position:absolute;left:16px;top:-48px;z-index:100;
  background:var(--surface-2);border:1px solid var(--border-strong);
  padding:8px 14px;border-radius:6px;font-size:.85rem;font-weight:600;
}
.skip-link:focus { top: 12px; }
.mono, .eyebrow { font-family: var(--font-mono); font-size: .7rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--text-tertiary); }
.eyebrow .mark { color: var(--accent-strong); }
.eyebrow .divider { width: 22px; height: 1px; background: var(--border-strong); }

/* The same navigation and brand colors as the company homepage. */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(17,24,39,.82);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.nav-logo{display:inline-flex;align-items:center;flex-shrink:0}
.nav-logo img{height:30px;width:auto}
.nav-right{display:flex;align-items:center;gap:8px}
.nav-links{display:flex;align-items:center;gap:4px;margin-right:8px}
.nav-links a{
  font-size:.9rem;font-weight:500;color:var(--text-secondary);
  padding:7px 12px;border-radius:6px;transition:color .18s ease,background-color .18s ease;
}
.nav-links a:hover{color:var(--text);background:var(--surface-2)}
.nav-cta{margin-left:8px}
.icon-link{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:6px;color:var(--text-secondary);
  transition:color .18s ease,background-color .18s ease;
}
.icon-link:hover{color:var(--accent-strong);background:var(--surface-2)}
.icon-link svg{width:18px;height:18px;fill:currentColor}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:600;font-size:.95rem;line-height:1;
  padding:13px 22px;border-radius:8px;border:1px solid transparent;
  transition:background-color .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-ghost{border-color:var(--border-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-strong)}
.btn-sm{padding:9px 16px;font-size:.875rem;border-radius:7px}

.nav :focus-visible, .skip-link:focus-visible { outline-offset: 3px; }
.text-link { display: inline-flex; align-items: center; gap: 10px; font-size: .9rem; font-weight: 500; color: var(--accent-strong); }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }

/* Blog index */
.posts { padding-block: 40px clamp(64px, 8vw, 104px); }
.section-label { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 22px; color: var(--text-tertiary); }
.section-label h1 { font: inherit; }
.post-card { border-block: 1px solid var(--border-strong); }
.post-card-link { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: clamp(30px, 5vw, 64px); align-items: center; padding-block: 32px; }
.post-card-copy { min-width: 0; }
.post-card h2 { margin-top: 23px; font-size: clamp(1.65rem, 2.8vw, 2.2rem); font-weight: 500; line-height: 1.16; letter-spacing: -.035em; }
.post-card p { max-width: 43ch; margin-top: 18px; font-size: 1rem; color: var(--text-secondary); }
.post-card .read-link { display: inline-flex; align-items: center; gap: 13px; margin-top: 32px; font-size: .9rem; color: var(--accent-strong); }
.post-card .arrow { transition: transform .2s ease; }
.post-card-link:hover h2 { color: var(--accent-strong); }
.post-card-link:hover .arrow { transform: translateX(5px); }
.template-tag { display: inline-flex; padding: 3px 8px; border: 1px solid var(--border-strong); border-radius: 3px; font-size: .62rem; letter-spacing: .08em; color: var(--text-secondary); }

/* Post thumbnail retains the full image at its original aspect ratio. */
.post-thumbnail { min-width: 0; overflow: hidden; border: 1px solid var(--border-strong); border-radius: 3px; background: var(--surface); }
.post-thumbnail img { width: 100%; height: auto; }
.journal-note { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 18px; margin-top: 30px; font-size: .85rem; color: var(--text-tertiary); }

/* Article */
.article-shell { padding-top: clamp(32px, 5vw, 56px); padding-bottom: clamp(64px, 8vw, 104px); }
.back-link { color: var(--text-secondary); }
.article-header { max-width: 960px; padding-block: 46px 38px; }
.article-header h1 { max-width: 26ch; margin-top: 24px; font-size: clamp(2.1rem, 4.5vw, 3.8rem); font-weight: 500; line-height: 1.12; letter-spacing: -.045em; }
.article-layout { display: grid; grid-template-columns: minmax(0, 720px) minmax(200px, 1fr); grid-template-areas: "content toc"; gap: clamp(40px, 6vw, 80px); align-items: start; }
.prose { grid-area: content; min-width: 0; font-size: 1.0625rem; line-height: 1.85; color: #c4cbd6; overflow-wrap: anywhere; }
.prose > * + * { margin-top: 24px; }
.prose section + section { margin-top: 48px; }
.prose section > * + * { margin-top: 20px; }
.prose h2 { color: var(--text); font-size: clamp(1.45rem, 2.5vw, 1.8rem); line-height: 1.3; font-weight: 500; letter-spacing: -.025em; }
.prose h3 { color: var(--text); font-size: 1.15rem; font-weight: 600; line-height: 1.4; }
.prose strong { font-weight: 600; color: var(--text); }
.prose a { color: var(--accent-strong); text-decoration: underline; text-underline-offset: 4px; }
.prose a:hover { color: var(--text); }
.prose ul, .prose ol { padding-left: 23px; }
.prose li + li { margin-top: 10px; }
.prose li::marker { color: var(--accent); }
.prose blockquote { border-left: 2px solid var(--accent); padding: 5px 0 5px 24px; color: var(--text); font-size: clamp(1.2rem, 2.5vw, 1.5rem); line-height: 1.5; letter-spacing: -.02em; }
.prose figure { margin-block: 32px; }
.prose figure img, .prose figure video { display: block; width: 100%; height: auto; border: 1px solid var(--border-strong); border-radius: 3px; }
.media-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.prose figure video { background: #000; }
.prose figcaption { margin-top: 12px; font-size: .8rem; line-height: 1.6; color: var(--text-tertiary); }
.prose figcaption .mono { margin-right: 10px; color: var(--accent); font-size: .65rem; }
.prose .callout { padding: 24px 28px; border: 1px solid var(--border-strong); background: var(--surface); border-radius: 3px; }
.prose .callout .eyebrow { margin-bottom: 10px; color: var(--accent-strong); }
.prose .callout p:last-child { font-size: .975rem; }
.prose code { padding: 2px 5px; font: .85em var(--font-mono); color: var(--accent-strong); background: var(--surface-2); border-radius: 3px; }
.prose pre { max-width: 100%; overflow-x: auto; padding: 22px; background: var(--surface); border: 1px solid var(--border-strong); font-size: .85rem; line-height: 1.7; }
.prose pre code { padding: 0; background: none; }
.toc { grid-area: toc; position: sticky; top: 104px; padding-left: 22px; border-left: 1px solid var(--border-strong); }
.toc h2 { color: var(--text-tertiary); margin-bottom: 18px; }
.toc ol { list-style: none; }
.toc li + li { margin-top: 4px; }
.toc a { display: block; padding-block: 7px; font-size: .8rem; line-height: 1.5; color: var(--text-secondary); }
.toc a:hover, .toc a:focus-visible { color: var(--accent-strong); }
.toc .toc-number { color: var(--text-tertiary); margin-right: 9px; font-family: var(--font-mono); font-size: .65rem; }
.article-end { margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--border-strong); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.article-end a { font-size: .9rem; }

/* Shared footer */
footer { border-top: 1px solid var(--border); padding-block: 40px 30px; background: rgba(23, 32, 47, .4); }
.foot-top, .foot-brand, .foot-links, .foot-bottom { display: flex; align-items: center; flex-wrap: wrap; }
.foot-top { justify-content: space-between; gap: 24px; }
.foot-brand { gap: 18px; }
.foot-brand img { height: 24px; width: auto; }
.tagline { font-family: var(--font-mono); font-size: .65rem; letter-spacing: .19em; text-transform: uppercase; color: var(--text-tertiary); }
.foot-links { gap: 8px 20px; font-size: .8rem; color: var(--text-secondary); }
.foot-links a { padding-block: 8px; }
.foot-links a:hover { color: var(--accent-strong); }
.foot-bottom { justify-content: space-between; gap: 16px; margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--border); font-size: .8rem; color: var(--text-tertiary); }
.foot-bottom .mono { font-size: .65rem; }

@media (max-width: 1000px) {
  .article-layout { grid-template-columns: minmax(0, 1fr); grid-template-areas: "toc" "content"; gap: 32px; }
  .toc { position: static; padding: 0 0 24px; border-left: 0; border-bottom: 1px solid var(--border); }
  .toc h2 { margin-bottom: 12px; }
  .toc ol { display: flex; flex-wrap: wrap; gap: 0 24px; }
  .toc li + li { margin-top: 0; }
}
@media (max-width: 880px) {
  .nav-links a:not(.nav-blog) { display: none; }
}
@media (max-width: 640px) {
  .media-pair { grid-template-columns: 1fr; }
  .post-card-link { grid-template-columns: 1fr; gap: 28px; padding-block: 24px 32px; }
  .post-card h2 { margin-top: 18px; }
  .post-card .read-link { margin-top: 24px; }
  .article-header { padding-block: 32px; }
  .foot-top, .foot-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .nav-inner { height: 58px; gap: 8px; }
  .nav-logo img { height: 26px; }
  .nav-right { gap: 4px; }
  .nav-right > .icon-link { display: none; }
  .nav-links { margin-right: 0; }
  .nav-cta { margin-left: 0; padding-inline: 10px; }
  .prose .callout { padding: 20px; }
  .section-label { font-size: .65rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}