:root {
  --bg:#0e1116; --panel:#161b22; --line:#262d38; --text:#e6edf3; --muted:#8b96a5;
  --accent:#7ee0b5; --warn:#f0c674; --info:#7aa7ff; --on-accent:#04130d;
}
[data-theme="light"] {
  --bg:#faf8f4; --panel:#ffffff; --line:#e4dfd5; --text:#1d2430; --muted:#667085;
  --accent:#0b8f64; --warn:#a86a00; --info:#2b5fd9; --on-accent:#ffffff;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--bg); color:var(--text);
  font:16px/1.65 system-ui,-apple-system,"Segoe UI",sans-serif; }
img { max-width:100%; }
a, p, li, h1, h2, h3, .meta { overflow-wrap:anywhere; }
.mono { font-family:ui-monospace,"Cascadia Code",Consolas,monospace; }
a { color:inherit; }
button { font:inherit; cursor:pointer; color:inherit; }
.wrap { max-width:1040px; margin:0 auto; padding:0 24px; }

nav { display:flex; justify-content:space-between; align-items:center; padding:20px 0; }
nav .links { display:flex; gap:22px; align-items:center; font-size:14px; color:var(--muted); flex-wrap:wrap; }
nav a { text-decoration:none; } nav a:hover, nav a.here { color:var(--accent); }
.icon-btn { background:none; border:1px solid var(--line); border-radius:8px; padding:4px 10px; }
.menu-btn { display:none; width:44px; height:40px; background:var(--panel); border:1px solid var(--line);
  border-radius:8px; padding:9px 10px; }
.menu-btn span { display:block; width:100%; height:2px; margin:4px 0; border-radius:2px;
  background:currentColor; transition:transform .15s,opacity .15s; }
nav.open .menu-btn span:nth-child(1) { transform:translateY(6px) rotate(45deg); }
nav.open .menu-btn span:nth-child(2) { opacity:0; }
nav.open .menu-btn span:nth-child(3) { transform:translateY(-6px) rotate(-45deg); }

.eyebrow { color:var(--accent); font-size:13px; letter-spacing:.08em; }
h1 { font-size:clamp(34px,6vw,58px); line-height:1.08; margin:14px 0 18px; letter-spacing:-.02em; }
h1 em { font-style:normal; color:var(--accent); }
h2 { font-size:28px; margin:0 0 6px; letter-spacing:-.01em; }
.sub { color:var(--muted); margin:0 0 24px; }
.lede { max-width:660px; color:var(--muted); font-size:18px; }
section { padding:44px 0; }

.cta { display:flex; gap:12px; margin-top:28px; flex-wrap:wrap; }
.btn { padding:10px 18px; border-radius:10px; border:1px solid var(--line);
  text-decoration:none; font-size:15px; background:var(--panel); display:inline-block; }
.social-btn img { display:none; }
.btn.primary { background:var(--accent); color:var(--on-accent); border-color:var(--accent); font-weight:600; }
.btn:hover { transform:translateY(-1px); }

.hero { padding:64px 0 24px; display:grid; grid-template-columns:minmax(0,1fr) 220px; gap:40px; align-items:center; }
.avatar { width:220px; height:220px; border-radius:50%; border:1px dashed var(--accent);
  display:grid; place-items:center; color:var(--muted); font-size:13px; text-align:center; padding:20px; }
.avatar img { width:100%; height:100%; border-radius:50%; object-fit:cover; display:block; }
.avatar.art { border:0; padding:0; }
.thumb { display:block; width:calc(100% + 40px); margin:-20px -20px 4px; border-radius:14px 14px 0 0; border-bottom:1px solid var(--line); }
.edu { display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:14px; }
.edu .item2 { background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:16px; }
.edu h3 { margin:0 0 4px; font-size:17px; } .edu p { margin:0; color:var(--muted); font-size:14px; }
.logos { display:flex; flex-wrap:wrap; gap:14px; margin-bottom:18px; }
.logos figure { margin:0; width:88px; background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:12px 6px; text-align:center; }
.logos img { width:32px; height:32px; }
.logos figcaption { font-size:12px; color:var(--muted); margin-top:6px; }
@media (max-width:760px) { .hero { grid-template-columns:minmax(0,1fr); } .avatar { display:none; } }

@media (max-width:800px) {
  nav { display:grid; grid-template-columns:1fr auto; gap:12px; align-items:center; }
  .menu-btn { display:block; }
  nav .links { display:none; grid-column:1 / -1; align-items:stretch; gap:0; padding:8px;
    background:var(--panel); border:1px solid var(--line); border-radius:12px; }
  nav.open .links { display:flex; flex-direction:column; align-items:stretch; }
  nav .links a { padding:9px 10px; border-radius:7px; }
  nav .links a:hover { background:var(--bg); }
  nav .links .icon-btn { justify-self:start; margin:6px 10px; }
}

.facts { display:flex; gap:28px; flex-wrap:wrap; margin-top:34px; }
.facts div { border-left:2px solid var(--accent); padding-left:12px; }
.facts b { display:block; font-size:22px; }
.facts span { color:var(--muted); font-size:13px; }

.two { display:grid; grid-template-columns:1fr 1fr; gap:32px; }
@media (max-width:760px) { .two { grid-template-columns:1fr; } }
.two p { margin-top:0; color:var(--muted); }
.two p strong { color:var(--text); }

.timeline { border-left:2px solid var(--line); margin-left:6px; }
.job { position:relative; padding:0 0 28px 24px; }
.job::before { content:""; position:absolute; left:-7px; top:7px; width:12px; height:12px;
  border-radius:50%; background:var(--accent); }
.job.todo::before { background:var(--bg); border:2px dashed var(--muted); }
.job h3 { margin:0; font-size:18px; display:flex; align-items:center; gap:10px; }
.brand { display:inline-flex; align-items:center; gap:10px; }
h1 .tag { display:inline-block; font-size:.5em; font-weight:600; margin-top:.2em; }
.brand img { width:32px; height:32px; border-radius:50%; object-fit:cover; border:1px solid var(--accent); }
.job .co { width:20px; height:20px; flex:none; }
.job .meta { color:var(--muted); font-size:13px; margin-bottom:6px; }
.job ul { margin:6px 0 0; padding-left:18px; color:var(--muted); }
.job li { margin:3px 0; }
.todo-note { color:var(--warn); font-size:13px; }

.community-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); gap:16px; }
.community-card { display:grid; grid-template-columns:48px 1fr; gap:14px; padding:18px;
  background:var(--panel); border:1px solid var(--line); border-radius:14px; }
.community-mark { width:48px; height:48px; display:grid; place-items:center; border-radius:12px;
  background:#fff; border:1px solid var(--line); overflow:hidden; }
.community-mark img { width:100%; height:100%; object-fit:contain; }
.community-card h3 { margin:4px 0 7px; font-size:18px; }
.community-card p { margin:0 0 10px; color:var(--muted); font-size:14px; }
.community-card a { color:var(--accent); font-size:14px; text-decoration:none; }
.community-card .meta { color:var(--muted); font-size:11px; }

.article-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; max-width:900px; }
.article-card { padding:18px; background:var(--panel); border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.article-image { display:block; width:calc(100% + 36px); margin:-18px -18px 16px; border-bottom:1px solid var(--line); }
.article-image img { display:block; width:100%; aspect-ratio:1000/420; object-fit:cover; }
.article-card .meta { color:var(--muted); font-size:11px; }
.article-card h3 { margin:8px 0; font-size:18px; line-height:1.35; }
.article-card h3 a { color:var(--text); text-decoration:none; }
.article-card h3 a:hover { color:var(--accent); }
.article-card p { margin:0; color:var(--muted); font-size:14px; }
.writing-next { max-width:620px; margin:16px 0 0; color:var(--muted); }
.article-links { margin-top:18px; }

.skills { display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:16px; }
.skill { background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:18px; }
.skill h3 { margin:0 0 10px; font-size:15px; color:var(--accent); }
.tags { display:flex; flex-wrap:wrap; gap:6px; }
.tags span { font-size:13px; border:1px solid var(--line); border-radius:6px; padding:1px 9px; color:var(--text); }
.tags span.learning { border-style:dashed; color:var(--muted); }
.legend { color:var(--muted); font-size:13px; margin-top:14px; }

.lens { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:22px; }
.chip { padding:6px 14px; border-radius:999px; border:1px solid var(--line); background:none;
  color:var(--muted); font-size:14px; }
.chip.on { background:var(--accent); color:var(--on-accent); border-color:var(--accent); font-weight:600; }

.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:18px; }
.card { background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:20px;
  display:flex; flex-direction:column; gap:12px; transition:transform .15s,border-color .15s,opacity .2s; }
.card:hover { transform:translateY(-3px); border-color:var(--accent); }
.card.dim { opacity:.28; }
.card h3 { margin:0; font-size:19px; }
.card p { margin:0; color:var(--muted); font-size:15px; }
.card .why { font-size:13px; border-top:1px solid var(--line); padding-top:10px; }
.card .why b { color:var(--text); }
.badge { align-self:flex-start; font-size:12px; padding:2px 10px; border-radius:999px; border:1px solid; }
.b-built { color:var(--info); } .b-eval { color:var(--accent); } .b-wip { color:var(--warn); }
.stack { display:flex; gap:6px; flex-wrap:wrap; font-size:12px; color:var(--muted); }
.stack span { border:1px solid var(--line); border-radius:6px; padding:1px 8px; }
.card .row { display:flex; gap:14px; font-size:14px; margin-top:auto; }
.card .row a { color:var(--accent); text-decoration:none; }

.panel { background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:26px; }
.teaser { display:flex; justify-content:space-between; gap:20px; align-items:center; flex-wrap:wrap; }
.teaser p { margin:4px 0 0; color:var(--muted); max-width:560px; }

.posts { list-style:none; margin:0; padding:0; }
.posts li { display:flex; justify-content:space-between; gap:16px; padding:14px 0; border-bottom:1px solid var(--line); }
.posts a { text-decoration:none; } .posts a:hover { color:var(--accent); }
.posts .d { color:var(--muted); font-size:13px; white-space:nowrap; }

.contact { text-align:center; }
.contact .cta { justify-content:center; }
footer { padding:32px 0 56px; color:var(--muted); font-size:14px; border-top:1px solid var(--line); margin-top:24px; }

@media (max-width:640px) {
  body { font-size:15px; line-height:1.6; }
  .wrap { width:100%; padding:0 16px; overflow:hidden; }

  nav { gap:10px; padding:14px 0; }
  nav > strong { flex:none; }
  nav .links { font-size:13px; line-height:1.35; }
  .icon-btn { padding:2px 8px; }

  .hero { padding:38px 0 16px; gap:0; }
  .hero > div { min-width:0; }
  .eyebrow { font-size:11px; line-height:1.5; }
  h1 { max-width:100%; font-size:clamp(34px,10vw,42px); line-height:1.02; margin:12px 0 16px; }
  h1 .tag { font-size:.52em; line-height:1.25; margin-top:.45em; }
  h2 { font-size:24px; line-height:1.2; }
  .lede { font-size:16px; line-height:1.6; }
  section { padding:34px 0; }

  .cta { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:9px; margin-top:22px; }
  .btn { width:100%; padding:9px 10px; text-align:center; font-size:13px; }
  .social-btn { display:grid; place-items:center; min-height:60px; }
  .social-btn img { display:block; width:25px; height:25px; filter:invert(94%) sepia(7%) saturate(248%) hue-rotate(169deg) brightness(103%) contrast(91%); }
  [data-theme="light"] .social-btn img { filter:none; }
  .social-btn span { position:absolute; width:1px; height:1px; padding:0; margin:-1px;
    overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
  .cta .primary:first-child { grid-column:1 / -1; }
  .contact .cta { display:block; }
  .contact .btn { max-width:280px; }

  .facts { display:grid; grid-template-columns:1fr 1fr; gap:18px 12px; margin-top:26px; }
  .facts b { font-size:19px; }
  .facts span { display:block; line-height:1.35; }
  .two { gap:4px; }

  .timeline { margin-left:5px; }
  .job { padding-left:20px; }
  .job h3 { align-items:flex-start; font-size:16px; line-height:1.4; }
  .job .meta { line-height:1.45; margin:5px 0 8px; }
  .job ul { padding-left:16px; }

  .grid, .community-grid, .article-grid, .skills {
    grid-template-columns:minmax(0,1fr);
  }
  .card { padding:16px; }
  .thumb { width:calc(100% + 32px); margin:-16px -16px 2px; }
  .card .row { flex-wrap:wrap; }

  .community-card { grid-template-columns:42px minmax(0,1fr); gap:12px; padding:15px; }
  .community-mark { width:42px; height:42px; }
  .community-card h3 { font-size:17px; }

  .article-card { padding:15px; }
  .article-image { width:calc(100% + 30px); margin:-15px -15px 14px; }
  .article-card h3 { font-size:17px; }
  .article-links { grid-template-columns:1fr; }

  .skill { padding:15px; }
  .lens { gap:7px; margin-bottom:16px; }
  .chip { padding:5px 10px; font-size:12px; }
  footer { padding-bottom:34px; text-align:center; }
}

@media (max-width:380px) {
  .facts { grid-template-columns:1fr; }
}

/* learn page */
.week { display:grid; gap:14px; }
.week .out { border-left:3px solid var(--accent); padding:2px 18px; }
.week .out h3 { margin:2px 0 6px; font-size:24px; }
.week .out p { margin:0 0 8px; color:var(--muted); }
.week .meta { display:flex; gap:10px; flex-wrap:wrap; font-size:12px; }
.pill { border:1px solid var(--line); border-radius:999px; padding:1px 10px; color:var(--muted); }
.pill.hot { color:var(--accent); border-color:var(--accent); }
.steps { margin:10px 0 0; padding-left:20px; color:var(--muted); }
.track { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:16px; }
.item { background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:18px;
  display:flex; flex-direction:column; gap:8px; }
.item h3 { margin:0; font-size:17px; }
.item p { margin:0; color:var(--muted); font-size:14px; }
.item .st { margin-top:auto; display:flex; gap:6px; flex-wrap:wrap; }
.item .st button { border:1px solid var(--line); background:none; border-radius:999px;
  padding:2px 12px; font-size:12px; color:var(--muted); }
.item .st button.on { background:var(--accent); color:var(--on-accent); border-color:var(--accent); }
.progress { height:8px; background:var(--line); border-radius:99px; overflow:hidden; margin:10px 0 4px; }
.progress i { display:block; height:100%; background:var(--accent); width:0; transition:width .3s; }