:root {
  color-scheme: light dark;
  --ink: #1a1814;
  --ink-soft: #5b5347;
  --page: #f5f1e8;
  --panel: #fffdf8;
  --line: #d8cfbf;
  --line-strong: #1a1814;
  --accent: #8a2f5f;
  --accent-soft: #f3e6ee;
  --blue: #1f5f8b;
  --green: #2f6b3a;
  --amber: #8a5a00;
  --code-bg: #f7f2e8;
  --shadow: 0 1px 2px rgba(26, 24, 20, 0.08), 0 8px 24px rgba(26, 24, 20, 0.06);
  --step: 8px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #efe9df;
    --ink-soft: #b3a894;
    --page: #17140f;
    --panel: #221e18;
    --line: #3a332a;
    --line-strong: #efe9df;
    --accent: #e79ac0;
    --accent-soft: #33222c;
    --blue: #8fc4e8;
    --green: #9ed3a4;
    --amber: #e5bb72;
    --code-bg: #1c1813;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 8px 24px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.25; }

h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

h2 {
  font-size: 24px;
  font-weight: 650;
  margin: 40px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

h3 {
  font-size: 18px;
  font-weight: 650;
  margin: 24px 0 8px;
}

p { margin: 0 0 12px; max-width: 72ch; }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { text-decoration: none; }

code, pre, kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
}

:not(pre) > code {
  background: var(--accent-soft);
  border-radius: 3px;
  padding: 1px 5px;
  overflow-wrap: anywhere;
}

pre {
  margin: 0 0 16px;
  padding: 16px;
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow-x: auto;
  line-height: 1.55;
}

pre code { background: none; padding: 0; }

.meta { font-size: 14px; color: var(--ink-soft); }

/* Layout */

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  margin-right: auto;
}

.brand span { color: var(--accent); }

.nav { display: flex; gap: 8px; flex-wrap: wrap; }

.nav a {
  font-size: 14px;
  text-decoration: none;
  color: var(--ink-soft);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.nav a:hover { color: var(--ink); border-color: var(--line); }

.nav a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--line-strong);
  background: var(--panel);
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  align-items: center;
  padding: 56px 0 24px;
}

.lede {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 56ch;
}

.badges { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0 0; }
.badges img { display: block; height: 20px; }

.hero-figure {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--panel);
}

.hero-figure img { display: block; width: 100%; height: auto; }

.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 20px;
  border-radius: 4px;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.btn.primary { background: var(--ink); color: var(--page); }
.btn:hover { transform: translateY(-1px); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 16px 20px;
}

.card h3 { margin-top: 0; }
.card p { margin-bottom: 0; }
.card .meta { display: block; margin-top: 8px; }

figure {
  margin: 0 0 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow);
}

figure img { display: block; width: 100%; height: auto; border-bottom: 1px solid var(--line); }

figcaption {
  font-size: 14px;
  color: var(--ink-soft);
  padding: 8px 16px;
}

.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  margin: 32px 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: var(--page);
  font-weight: 700;
}

.step h3 { margin-top: 0; }

.step-body { min-width: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 15px;
}

th, td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th { font-weight: 650; background: var(--panel); }

tbody tr:hover { background: var(--panel); }

td code { white-space: nowrap; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.example {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 16px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.example[data-dialect="postgres"] { border-left: 4px solid var(--blue); }
.example[data-dialect="databricks"] { border-left: 4px solid var(--accent); }

.example h3 { margin: 0; font-size: 16px; }
.example pre { margin: 0; font-size: 13px; max-height: 200px; }

.tags { display: flex; gap: 4px; flex-wrap: wrap; }

.tag {
  font-size: 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 8px;
  color: var(--ink-soft);
}

.tag[data-dialect="postgres"] { color: var(--blue); border-color: var(--blue); }
.tag[data-dialect="databricks"] { color: var(--accent); border-color: var(--accent); }

.note {
  border-left: 4px solid var(--amber);
  background: var(--panel);
  padding: 12px 16px;
  border-radius: 0 6px 6px 0;
  margin: 0 0 16px;
}

.author {
  display: grid;
  grid-template-columns: 128px 1fr;
  gap: 24px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 24px;
  margin: 0 0 24px;
}

.author img {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--line);
  display: block;
}

.author h3 { margin: 0 0 4px; }
.author p { margin-bottom: 8px; }
.author .links { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }

.cta-band {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: var(--panel);
  padding: 20px 24px;
  margin: 32px 0 0;
}

.cta-band p { margin: 0; }

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 56px;
  padding-top: 16px;
  font-size: 14px;
  color: var(--ink-soft);
  display: grid;
  gap: 8px;
}

.site-footer .row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.recognition {
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: 0 8px 8px 0;
  background: var(--panel);
  padding: 20px 24px;
  margin: 0 0 24px;
}

.recognition h2 { margin-top: 0; border: 0; padding: 0; font-size: 20px; }
.recognition p:last-child { margin-bottom: 0; }

.book {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 24px;
  margin: 0 0 24px;
}

.book img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--line);
  display: block;
  box-shadow: var(--shadow);
}

.book h2 { margin: 0 0 4px; border: 0; padding: 0; font-size: 20px; }
.book p { margin-bottom: 8px; }

.projects { margin: 0 0 24px; }
.projects h2 { margin-top: 0; }

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.project {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  overflow: hidden;
  display: grid;
  align-content: start;
}

.project img {
  display: block;
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.project h3 { margin: 16px 16px 8px; font-size: 18px; }
.project h3 a { text-decoration: none; }
.project p { margin: 0 16px 16px; font-size: 15px; }

.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--ink-soft); }
.site-footer a:hover { color: var(--ink); }

.note p:last-child { margin-bottom: 0; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 56px;
  padding-top: 16px;
  font-size: 14px;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.anchor-list { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }

.anchor-list a {
  font-size: 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 12px;
  text-decoration: none;
  color: var(--ink-soft);
}

.anchor-list a:hover { border-color: var(--line-strong); color: var(--ink); }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 32px; }
  .grid-2 { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; }
  .author { grid-template-columns: 1fr; }
  .book { grid-template-columns: 1fr; }
  .book img { max-width: 180px; }
  h1 { font-size: 26px; }
  h2 { font-size: 20px; }
  .wrap { padding: 0 16px 56px; }
}

@media print {
  .topbar, .cta { display: none; }
  body { background: #fff; color: #000; }
  figure, .card, .step { box-shadow: none; }
}