/* ---- tokens ---- */
:root {
  --bg: #faf6ee;
  --bg-alt: #f3ecdc;
  --surface: #ffffff;
  --ink: #232323;
  --ink-soft: #5c574d;
  --ink-faint: #877f6e;
  --accent: #c66744;
  --accent-soft: rgba(198, 103, 68, 0.14);
  --stroke: rgba(0, 0, 0, 0.08);
  --max: 880px;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, system-ui, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "Consolas", monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1817;
    --bg-alt: #232020;
    --surface: #232020;
    --ink: #e8e3d8;
    --ink-soft: #b0a89a;
    --ink-faint: #7a7264;
    --accent: #f0a079;
    --accent-soft: rgba(240, 160, 121, 0.14);
    --stroke: rgba(255, 255, 255, 0.08);
  }
}

/* ---- base ---- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 22px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--serif); letter-spacing: -0.01em; line-height: 1.2; margin: 0 0 12px; }
h1 { font-size: clamp(28px, 5vw, 44px); font-weight: 600; }
h2 { font-size: clamp(22px, 3.6vw, 32px); margin-bottom: 18px; }
h3 { font-size: 18px; }
p { margin: 0 0 14px; }
code { font-family: var(--mono); font-size: 0.9em; background: var(--accent-soft);
       padding: 1px 5px; border-radius: 4px; }
ul { padding-left: 22px; }
.muted { color: var(--ink-faint); }
.eyebrow { font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.08em;
           text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }

/* ---- header / nav ---- */
.site-header { border-bottom: 1px solid var(--stroke);
               background: var(--bg); position: sticky; top: 0; z-index: 10;
               backdrop-filter: blur(8px); }
.header-row { display: flex; align-items: center; justify-content: space-between;
              padding-top: 14px; padding-bottom: 14px; }
.brand { display: flex; align-items: center; gap: 8px; color: var(--ink);
         font-weight: 600; }
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--accent); font-size: 14px; line-height: 1; }
.brand-name { font-family: var(--serif); font-size: 17px; }
.site-nav a { color: var(--ink-soft); margin-left: 18px; font-size: 14.5px; }
.site-nav a:hover { color: var(--accent); text-decoration: none; }

/* ---- hero ---- */
.hero { padding: 64px 0 48px; }
.hero h1 { max-width: 720px; }
.lede { font-size: 17px; color: var(--ink-soft); max-width: 600px; }
.hero-actions { margin-top: 26px; display: flex; gap: 10px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 10px 18px; border-radius: 999px;
       font-size: 14.5px; font-weight: 500; transition: background 0.15s; }
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { background: var(--ink); color: var(--bg); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--stroke); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ---- sections ---- */
.section { padding: 48px 0; }
.section-alt { background: var(--bg-alt); }
.two-col { display: grid; gap: 32px; grid-template-columns: 1.4fr 1fr; align-items: start; }
@media (max-width: 720px) { .two-col { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--stroke);
        border-radius: 14px; padding: 18px 20px; }
.tag-list { list-style: none; padding: 0; margin: 0; display: flex;
            flex-wrap: wrap; gap: 6px; }
.tag-list li { background: var(--accent-soft); color: var(--accent);
               padding: 4px 10px; border-radius: 999px; font-size: 13px; }

/* ---- projects ---- */
.project { padding: 24px 0; border-top: 1px solid var(--stroke); }
.project:first-of-type { border-top: 0; padding-top: 0; }
.project-placeholder { opacity: 0.65; }
.project-meta { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.pill { font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em;
        text-transform: uppercase; background: var(--accent-soft);
        color: var(--accent); padding: 3px 9px; border-radius: 999px; }
.pill-muted { background: transparent; color: var(--ink-faint);
              border: 1px solid var(--stroke); }
.bullet-list { color: var(--ink-soft); }
.project-links { font-size: 14px; color: var(--ink-soft); margin-top: 14px; }
.project-links .dot { margin: 0 6px; color: var(--ink-faint); }

/* ---- achievements ---- */
.achievement-grid { display: grid; gap: 16px; margin-top: 20px;
                    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.achievement { background: var(--surface); border: 1px solid var(--stroke);
               border-radius: 12px; padding: 16px 18px; }
.achievement h3 { font-family: var(--sans); font-size: 15px; font-weight: 600; }
.achievement .meta { font-family: var(--mono); font-size: 12px;
                     color: var(--ink-faint); margin: 4px 0 8px; }

/* ---- contact / footer ---- */
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin: 8px 0; }
.site-footer { border-top: 1px solid var(--stroke); padding: 22px 0;
               font-size: 14px; color: var(--ink-faint); margin-top: 32px; }
.footer-row { display: flex; justify-content: space-between; align-items: center;
              flex-wrap: wrap; gap: 12px; }
.footer-row p { margin: 0; }
.footer-nav a { color: var(--ink-soft); margin-left: 16px; }
.footer-nav a:hover { color: var(--accent); text-decoration: none; }
@media (max-width: 480px) {
  .footer-nav a { margin-left: 0; margin-right: 14px; }
}

/* ---- doc pages (licensing, privacy, terms) ---- */
.doc { padding: 48px 0 64px; }
.doc h1 { font-size: clamp(26px, 4.5vw, 36px); margin-bottom: 6px; }
.doc .doc-eyebrow { font-family: var(--mono); font-size: 12.5px;
                    color: var(--ink-faint); margin-bottom: 16px; }
.doc h2 { margin-top: 36px; font-size: 22px; }
.doc h3 { font-family: var(--sans); font-weight: 600; font-size: 16px;
          margin-top: 22px; }
.doc pre { background: var(--bg-alt); border: 1px solid var(--stroke);
           border-radius: 8px; padding: 14px 16px; overflow-x: auto;
           font-size: 12.5px; line-height: 1.5; }
.doc .toc { background: var(--surface); border: 1px solid var(--stroke);
            border-radius: 10px; padding: 14px 18px; margin: 18px 0 24px; }
.doc .toc ol { margin: 0; padding-left: 22px; }
.doc .toc li { margin: 4px 0; }