:root {
  --ink: #1a1d22;
  --ink-soft: #4b5157;
  --ink-faint: #7a8087;
  --paper: #f1f2f4;
  --surface: #ffffff;
  --line: #dadde1;
  --accent: #b6572a;
  --accent-ink: #7a3a1b;
  --accent-soft: #fbeee5;
  --accent-soft-line: #f0d3bf;
  --mono-bg: #f6f5f3;
  --shadow: 0 1px 3px rgba(20, 20, 20, 0.06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #edeef0;
    --ink-soft: #b7bcc3;
    --ink-faint: #82878e;
    --paper: #16181b;
    --surface: #1e2124;
    --line: #2c3036;
    --accent: #e0863f;
    --accent-ink: #f3b98a;
    --accent-soft: #2c2118;
    --accent-soft-line: #4a3421;
    --mono-bg: #1a1c1f;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: ui-sans-serif, "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-ink); text-decoration-color: var(--accent-soft-line); text-underline-offset: 2px; }
a:hover { text-decoration-color: var(--accent-ink); }

h1, h2, h3 {
  font-family: ui-serif, Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
  margin: 0 0 10px;
}

code {
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.88em;
  background: var(--mono-bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--ink);
}

/* ---------- Nav ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 24px;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
}
.wordmark .mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--accent);
  color: #fff;
  font-family: ui-serif, Georgia, serif;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
}
.wordmark .name {
  font-family: ui-serif, Georgia, serif;
  font-weight: 600;
  font-size: 18px;
  color: var(--ink);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14.5px;
}
.nav-links a { color: var(--ink-soft); text-decoration: none; }
.nav-links a:hover { color: var(--accent-ink); }
.nav-links a.current { color: var(--accent-ink); font-weight: 600; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { background: var(--accent-ink); }
.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-ink); }

/* ---------- Layout ---------- */
.page {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px 96px;
}
.page-narrow { max-width: 700px; }

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 56px;
  text-align: center;
}
.hero .eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 14px;
}
.hero h1 {
  font-size: 42px;
  max-width: 16ch;
  margin: 0 auto 16px;
}
.hero p {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0 auto 30px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Showcase ---------- */
.showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px 24px;
  margin: 48px 0;
}
.showcase-item {
  margin: 0;
}
.browser-frame {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 6px 20px rgba(20, 20, 20, 0.08);
  background: var(--surface);
}
.browser-frame-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  background: var(--mono-bg);
  border-bottom: 1px solid var(--line);
}
.browser-frame-bar .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--line);
}
.showcase-zoom {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
}
.browser-frame img {
  display: block;
  width: 100%;
  height: auto;
}
.showcase-item figcaption {
  margin: 14px 2px 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink-soft);
  text-align: center;
}

/* ---------- Lightbox ---------- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(10, 10, 12, 0.85);
  align-items: center;
  justify-content: center;
  padding: 32px;
  cursor: zoom-out;
}
.lightbox.open {
  display: flex;
}
.lightbox-img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.5);
}
.lightbox-close {
  position: fixed;
  top: 20px;
  right: 24px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
}
.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

/* ---------- Feature grid ---------- */
.section-head {
  text-align: center;
  margin: 64px 0 36px;
}
.section-head h2 { font-size: 28px; }
.section-head p { color: var(--ink-faint); max-width: 50ch; margin: 0 auto; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px 22px 20px;
  box-shadow: var(--shadow);
}
.feature-card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-soft-line);
  color: var(--accent-ink);
  font-size: 17px;
  margin-bottom: 14px;
}
.feature-card h3 { font-size: 16.5px; margin-bottom: 8px; }
.feature-card p { font-size: 14.5px; color: var(--ink-soft); margin: 0; }
.feature-card ul {
  margin: 8px 0 0;
  padding-left: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}
.feature-card li { margin-bottom: 4px; }

/* ---------- CTA band ---------- */
.cta-band {
  margin: 72px 0 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
}
.cta-band h2 { font-size: 24px; }
.cta-band p { color: var(--ink-faint); margin-bottom: 22px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 24px 40px;
  margin-top: 40px;
}
.site-footer .page {
  padding-bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--ink-faint);
}
.site-footer a { color: var(--ink-faint); }
.footer-links { display: flex; gap: 18px; }

/* ---------- Docs page ---------- */
.doc-header {
  padding: 56px 0 8px;
}
.doc-header .eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 12px;
}
.doc-header h1 { font-size: 34px; }
.doc-header p { font-size: 16.5px; max-width: 56ch; }

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 28px 0 48px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 14px;
}
.toc a { text-decoration: none; }

.doc-section {
  padding: 34px 0;
  border-top: 1px solid var(--line);
}
.doc-section h2 {
  font-size: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
  scroll-margin-top: 20px;
}
.doc-section h2 .num {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 13px;
  color: var(--accent-ink);
  background: var(--accent-soft);
  border: 1px solid var(--accent-soft-line);
  border-radius: 5px;
  padding: 1px 7px;
}
.doc-section p { max-width: 64ch; }
.doc-section ol, .doc-section ul { max-width: 62ch; padding-left: 22px; }
.doc-section li { margin-bottom: 8px; }
.kbd {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 0.85em;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 7px;
  background: var(--surface);
  color: var(--ink);
}

/* ---------- Changelog page ---------- */
.changelog-entry {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 24px;
}
.changelog-meta {
  padding-top: 3px;
}
.version-badge {
  display: inline-block;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-ink);
  background: var(--accent-soft);
  border: 1px solid var(--accent-soft-line);
  border-radius: 6px;
  padding: 2px 8px;
  margin-bottom: 6px;
}
.changelog-date {
  font-size: 12.5px;
  color: var(--ink-faint);
}
.changelog-body h3 { font-size: 17px; margin-bottom: 8px; }
.changelog-body ul { margin: 0; padding-left: 20px; font-size: 14.5px; }
.changelog-body li { margin-bottom: 5px; }
.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 2px 8px;
  border-radius: 999px;
  margin-right: 6px;
}
.tag-feature { background: var(--accent-soft); color: var(--accent-ink); border: 1px solid var(--accent-soft-line); }
.tag-fix { background: var(--mono-bg); color: var(--ink-soft); border: 1px solid var(--line); }

@media (max-width: 640px) {
  .hero h1 { font-size: 32px; }
  .changelog-entry { grid-template-columns: 1fr; gap: 6px; }
  .site-nav { flex-wrap: wrap; }
  .nav-links { gap: 14px; font-size: 13.5px; }
}