:root {
  --bg: #F5F1EA;
  --surface: #FBF8F2;
  --surface2: #EFE9DE;
  --ink: #1C1A17;
  --ink2: #3D3A34;
  --ink3: #75706A;
  --rule: #D8D1C2;
  --rule-soft: #E6E0D2;
  --accent: #3B5041;
  --accent-soft: #E2E8DE;
  --warn: #8A5A2B;
  --top-bg: #F2E9D8;
}
[data-theme="dark"] {
  --bg: #17150F;
  --surface: #1F1D16;
  --surface2: #272418;
  --ink: #F0EADA;
  --ink2: #C8C1AE;
  --ink3: #8A8475;
  --rule: #2E2A1E;
  --rule-soft: #26221A;
  --accent: #A8BFA6;
  --accent-soft: #2A3229;
  --warn: #D1A674;
  --top-bg: #2A2418;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--ink);
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--ink); text-decoration: underline; }
.serif { font-family: 'Source Serif 4', Georgia, serif; }
.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 40px; }
.label { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--ink3); }

/* ---- nav ---- */
nav {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule-soft);
}
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav-brand { display: flex; align-items: center; gap: 10px; font-family: 'Source Serif 4', Georgia, serif; font-size: 18px; letter-spacing: -0.2px; color: var(--ink); }
.nav-brand:hover { text-decoration: none; color: var(--ink); }
.nav-brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 13.5px; }
.nav-links a { color: var(--ink2); }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.theme-toggle {
  border: 1px solid var(--rule); background: transparent; color: var(--ink);
  width: 34px; height: 34px; border-radius: 17px; cursor: pointer; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
}
.btn-primary {
  background: var(--ink); color: var(--bg); border: none;
  padding: 9px 18px; border-radius: 22px; font-size: 13.5px; font-weight: 500;
  cursor: pointer; font-family: inherit; display: inline-block;
}
.btn-primary:hover { opacity: .88; text-decoration: none; color: var(--bg); }
.btn-ghost {
  background: transparent; color: var(--ink); border: 1px solid var(--rule);
  padding: 9px 18px; border-radius: 22px; font-size: 13.5px; cursor: pointer; font-family: inherit; display: inline-block;
}
.btn-ghost:hover { border-color: var(--ink); text-decoration: none; }

/* ---- hero ---- */
.hero { padding: 96px 0 80px; }
.hero .label { margin-bottom: 22px; }
.hero h1 {
  font-family: 'Source Serif 4', Georgia, serif; font-weight: 400;
  font-size: 56px; line-height: 1.12; letter-spacing: -1px;
  max-width: 780px; margin: 0 0 24px; text-wrap: pretty;
}
.hero h1 em { font-style: italic; color: var(--ink3); }
.hero p.lede {
  font-size: 18px; line-height: 1.6; color: var(--ink2);
  max-width: 560px; margin: 0 0 36px; text-wrap: pretty;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

section { padding: 72px 0; border-top: 1px solid var(--rule-soft); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 40px; flex-wrap: wrap; }
.section-head h2 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 400; font-size: 32px; letter-spacing: -0.5px; margin: 8px 0 0; }
.section-head p { color: var(--ink3); font-size: 14px; max-width: 380px; line-height: 1.55; margin: 8px 0 0; }

/* ---- about ---- */
.about-grid { display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: start; }
.about-body p { font-size: 16px; line-height: 1.7; color: var(--ink2); margin: 0 0 18px; max-width: 620px; text-wrap: pretty; }
.about-body p:first-child { font-family: 'Source Serif 4', Georgia, serif; font-size: 21px; color: var(--ink); line-height: 1.5; }

/* ---- placeholders (photo / screenshot) ---- */
.photo-placeholder {
  display: flex; align-items: center; justify-content: center;
  background: var(--surface2); border: 1px dashed var(--rule);
  border-radius: 10px; color: var(--ink3); font-size: 12px; text-align: center;
  padding: 12px;
}
.about-photo { width: 220px; height: 260px; min-width: 0; max-width: 100%; display: block; overflow: hidden; }
.about-photo.photo-placeholder { display: flex; }
img.about-photo { object-fit: cover; object-position: 50% 20%; border-radius: 10px; }
.portfolio-shot.photo-placeholder { width: 100%; aspect-ratio: 4/3; border-radius: 10px; box-shadow: none; }

/* ---- services ---- */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.service-card {
  background: var(--surface); border: 1px solid var(--rule); border-radius: 10px;
  padding: 32px 30px; display: flex; flex-direction: column; gap: 14px;
}
.service-card .idx { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--accent); }
.service-card h3 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 400; font-size: 23px; margin: 0; letter-spacing: -0.3px; }
.service-card p { font-size: 14.5px; line-height: 1.65; color: var(--ink2); margin: 0; }
.service-card ul { margin: 6px 0 0; padding: 0 0 0 18px; font-size: 13.5px; color: var(--ink3); line-height: 1.9; }

/* ---- why ---- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.why-item .num { font-family: 'Source Serif 4', Georgia, serif; font-style: italic; font-size: 34px; color: var(--rule); line-height: 1; margin-bottom: 14px; }
.why-item h4 { font-size: 15.5px; font-weight: 600; margin: 0 0 8px; }
.why-item p { font-size: 14px; line-height: 1.65; color: var(--ink3); margin: 0; }

/* ---- portfolio / work ---- */
.portfolio-panel {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center;
  background: var(--surface); border: 1px solid var(--rule); border-radius: 14px;
  padding: 40px; overflow: hidden;
}
.portfolio-copy .label { margin-bottom: 14px; }
.portfolio-copy h3 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 400; font-size: 28px; margin: 0 0 14px; letter-spacing: -0.4px; }
.portfolio-copy p { font-size: 14.5px; line-height: 1.65; color: var(--ink2); margin: 0 0 20px; max-width: 440px; }
.portfolio-features { list-style: none; margin: 0 0 24px; padding: 0; display: grid; gap: 10px; }
.portfolio-features li { font-size: 13.5px; color: var(--ink2); display: flex; gap: 10px; align-items: baseline; }
.portfolio-features li::before { content: '—'; color: var(--accent); flex-shrink: 0; }
.pill { display: inline-block; font-size: 10.5px; letter-spacing: 1.2px; text-transform: uppercase; padding: 4px 10px; border-radius: 20px; background: var(--top-bg); color: var(--warn); font-weight: 600; }

/* ---- tools (PDF library) ---- */
.tools-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.tool-card {
  background: var(--surface); border: 1px solid var(--rule); border-radius: 10px;
  padding: 28px 26px; display: flex; flex-direction: column; gap: 12px;
}
.tool-card h3 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 400; font-size: 21px; margin: 0; letter-spacing: -0.3px; }
.tool-card p { font-size: 14px; line-height: 1.6; color: var(--ink2); margin: 0; }
.tool-card .tool-meta { font-size: 12px; color: var(--ink3); }
.tool-card .btn-ghost { align-self: flex-start; margin-top: 4px; }
.tools-empty {
  grid-column: 1 / -1;
  text-align: center; padding: 56px 20px;
  border: 1px dashed var(--rule); border-radius: 10px;
  color: var(--ink3); font-size: 14.5px;
}

/* ---- faq ---- */
.faq-item { border-bottom: 1px solid var(--rule-soft); }
.faq-q {
  width: 100%; text-align: left; background: transparent; border: none; cursor: pointer;
  padding: 22px 0; display: flex; justify-content: space-between; align-items: center; gap: 20px;
  font-family: inherit; color: var(--ink); font-size: 16px; font-weight: 500;
}
.faq-q .chev { transition: transform .2s ease; color: var(--ink3); flex-shrink: 0; }
.faq-item.open .faq-q .chev { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden; transition: max-height .25s ease, padding .25s ease;
  font-size: 14.5px; line-height: 1.65; color: var(--ink2);
}
.faq-item.open .faq-a { max-height: 220px; padding-bottom: 22px; }

/* ---- footer cta ---- */
.footer-cta { text-align: center; padding: 96px 0 72px; }
.footer-cta h2 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 400; font-size: 38px; letter-spacing: -0.6px; margin: 0 0 16px; text-wrap: pretty; }
.footer-cta p { color: var(--ink3); font-size: 15px; margin: 0 0 32px; }
footer {
  border-top: 1px solid var(--rule-soft); padding: 28px 0 40px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 12.5px; color: var(--ink3);
}
footer .foot-links { display: flex; gap: 20px; }
footer a { color: var(--ink3); }
footer a:hover { color: var(--ink); }

@media (max-width: 860px) {
  .wrap { padding: 0 22px; }
  .hero h1 { font-size: 38px; }
  .about-grid, .services-grid, .why-grid, .portfolio-panel, .tools-grid { grid-template-columns: 1fr; }
  .about-photo { width: 160px; height: 190px; }
  .nav-links { display: none; }
}