:root {
  --bg: #0a0a0a;
  --bg-2: #121212;
  --bg-3: #1a1a1a;
  --fg: #f4ecd8;
  --muted: #9c8c5c;
  --line: #2a2418;
  --kōura: #e8a83a;
  --red: #d7261e;
  --accent: var(--accent-course, #d7261e);
  --text-sm: 14px;
  --text-lg: 18px;
  --text-xl: 22px;
  --text-2xl: 30px;
  --text-3xl: 44px;
  --text-4xl: 62px;
  --shell: 1120px;
  --pad: 24px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 {
  font-family: 'Bebas Neue', 'Oswald', 'Helvetica Neue', Arial, sans-serif;
  letter-spacing: .06em;
  font-weight: 500;
  line-height: 1.1;
  margin: 0 0 .4em 0;
}
h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .8em; letter-spacing: .1em; text-transform: uppercase; }

.wrap {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.shell { max-width: var(--shell); margin: 0 auto; padding: 0 var(--pad); }

/* Header */
.site-nav {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(6px);
}
.site-nav .row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
.site-nav a { color: var(--fg); font-size: 14px; margin-left: 20px; }
.site-nav a.active { color: var(--accent); }
.brand { font-family: 'Bebas Neue', sans-serif; letter-spacing: .18em; font-size: 20px; color: var(--fg); }
.brand span { color: var(--accent); }

/* Hero */
.hero { padding: 80px 0 60px; border-bottom: 1px solid var(--line); }
.hero .eyebrow { color: var(--accent); letter-spacing: .12em; font-family: ui-monospace, monospace; font-size: 13px; text-transform: uppercase; margin-bottom: 20px; }
.hero h1 { max-width: 20ch; }
.hero .kaupapa { max-width: 60ch; color: var(--muted); font-size: var(--text-lg); margin-top: 24px; }

/* Grid of cards */
.grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  padding: 60px 0;
}
.card {
  border: 1px solid var(--line);
  padding: 28px;
  background: var(--bg-2);
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card .no { color: var(--accent); font-family: ui-monospace, monospace; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 14px; }
.card h3 { font-size: var(--text-xl); margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; margin: 0 0 18px 0; }
.card .card-link { color: var(--accent); font-size: 14px; font-weight: 600; }

/* Lesson list */
.lessons { padding: 40px 0 80px; }
.lesson-row {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.lesson-row .n { color: var(--accent); font-family: ui-monospace, monospace; font-size: 13px; }
.lesson-row h3 { font-size: 20px; margin: 0 0 6px 0; font-family: 'Inter', sans-serif; letter-spacing: 0; font-weight: 600; }
.lesson-row p { color: var(--muted); font-size: 14px; margin: 0; }
.lesson-row a.read { color: var(--accent); font-size: 14px; font-weight: 600; white-space: nowrap; }

/* Lesson page */
.lesson {
  max-width: 68ch;
  padding: 60px 0;
}
.lesson .crumbs { color: var(--muted); font-size: 14px; margin-bottom: 30px; }
.lesson .crumbs a { color: var(--muted); }
.lesson h1 { font-family: 'Inter', sans-serif; font-weight: 700; font-size: 34px; letter-spacing: -0.01em; line-height: 1.2; margin-bottom: 20px; }
.lesson .teaser { color: var(--muted); font-size: 19px; line-height: 1.6; margin-bottom: 40px; padding-bottom: 30px; border-bottom: 1px solid var(--line); }
.lesson .body { font-size: 17px; line-height: 1.8; }
.lesson .body p { margin: 0 0 1.2em 0; }
.lesson .placeholder {
  border: 1px dashed var(--line);
  padding: 30px;
  color: var(--muted);
  font-size: 15px;
  margin: 20px 0 40px;
  background: var(--bg-2);
}
.lesson .placeholder strong { color: var(--fg); }

/* CTAs */
.ctas {
  display: flex; flex-wrap: wrap; gap: 14px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 40px 0;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px;
  font-family: 'Bebas Neue', sans-serif;
  letter-spacing: .12em;
  font-size: 15px;
  border: 1px solid var(--accent);
  color: var(--fg);
  background: transparent;
  transition: background .2s, color .2s;
}
.btn:hover { background: var(--accent); color: var(--bg); text-decoration: none; }
.btn.kofi { border-color: var(--kōura); }
.btn.kofi:hover { background: var(--kōura); color: var(--bg); }
.btn.substack { border-color: var(--fg); }
.btn.substack:hover { background: var(--fg); color: var(--bg); }
.ctas .note { color: var(--muted); font-size: 13px; margin: 0; width: 100%; }

/* Pager */
.pager {
  display: flex; justify-content: space-between;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.pager a { color: var(--fg); font-family: 'Bebas Neue', sans-serif; letter-spacing: .12em; font-size: 15px; }
.pager .placeholder { color: var(--line); }

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--line);
  padding: 50px 0 40px;
  color: var(--muted);
  font-size: 14px;
  background: var(--bg-2);
  margin-top: 80px;
}
.site-footer .row { display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; align-items: flex-start; }
.site-footer h4 { color: var(--fg); font-size: 14px; letter-spacing: .12em; margin: 0 0 12px 0; }
.site-footer a { color: var(--muted); display: block; margin: 4px 0; }
.site-footer a:hover { color: var(--accent); }
.site-footer .copy { color: var(--muted); font-size: 13px; margin-top: 30px; opacity: .7; }

/* Responsive */
@media (max-width: 700px) {
  :root { --text-4xl: 40px; --text-3xl: 32px; --text-2xl: 24px; --text-xl: 19px; }
  .site-nav a { margin-left: 12px; font-size: 13px; }
  .lesson-row { grid-template-columns: 40px 1fr; }
  .lesson-row a.read { grid-column: 2; padding-top: 6px; }
  .hero { padding: 50px 0 40px; }
}