:root{
  --bg:#f6f7f9;--panel:#fff;--text:#16181d;--muted:#6e7480;--line:#e7e9ee;
  --accent:#6d5efc;--accent-2:#00a67e;--shadow:0 12px 34px rgba(20,24,32,.07);
  --radius:22px;--max:1120px;
}
html[data-theme="dark"]{
  --bg:#0e1014;--panel:#15181e;--text:#f5f7fb;--muted:#9aa1ad;--line:#252a33;
  --accent:#8d83ff;--accent-2:#4bd1ab;--shadow:0 16px 42px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;
}
a{color:inherit;text-decoration:none}
button{font:inherit}
.wrap{width:min(calc(100% - 36px),var(--max));margin:auto}
.nav{
  position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--bg) 84%,transparent);
  backdrop-filter:blur(18px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)
}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;letter-spacing:-.03em;font-size:1.15rem;display:flex;align-items:center;gap:10px}
.brand-dot{width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 0 5px color-mix(in srgb,var(--accent) 14%,transparent)}
.nav-links{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.nav-links a,.icon-btn{
  padding:9px 12px;border-radius:12px;color:var(--muted);transition:.2s ease;border:0;background:transparent;cursor:pointer
}
.nav-links a:hover,.nav-links a.active,.icon-btn:hover{background:var(--panel);color:var(--text);box-shadow:0 3px 12px rgba(0,0,0,.05)}
.hero{padding:86px 0 54px}
.eyebrow{color:var(--accent);font-weight:750;font-size:.92rem;margin-bottom:15px}
h1,h2,h3{line-height:1.12;letter-spacing:-.04em;margin:0}
h1{font-size:clamp(3rem,7vw,6.4rem);max-width:930px}
h2{font-size:clamp(2rem,4vw,3.3rem)}
h3{font-size:1.25rem}
.lead{font-size:clamp(1.05rem,2vw,1.35rem);max-width:760px;color:var(--muted);margin:26px 0 0}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:12px 16px;border-radius:14px;border:1px solid var(--line);
  background:var(--panel);box-shadow:0 4px 15px rgba(0,0,0,.04);font-weight:700
}
.btn.primary{background:var(--text);color:var(--bg);border-color:var(--text)}
.btn:hover{transform:translateY(-1px)}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);
  overflow:hidden;position:relative
}
.span-8{grid-column:span 8}.span-7{grid-column:span 7}.span-6{grid-column:span 6}.span-5{grid-column:span 5}.span-4{grid-column:span 4}
.card p{color:var(--muted);margin:10px 0 0}
.kicker{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:800}
.big-number{font-size:3.2rem;font-weight:850;letter-spacing:-.05em;margin-top:18px}
.gradient-card{
  min-height:280px;background:
  radial-gradient(circle at 20% 20%,color-mix(in srgb,var(--accent) 35%,transparent),transparent 42%),
  radial-gradient(circle at 80% 70%,color-mix(in srgb,var(--accent-2) 32%,transparent),transparent 45%),var(--panel)
}
.pill-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.pill{padding:7px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:.9rem}
.section{padding:42px 0 70px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}
.section-head p{margin:0;color:var(--muted);max-width:580px}
.project{display:block}
.project .meta,.post .meta{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:.9rem;margin-top:18px}
.project:hover h3,.post:hover h3{color:var(--accent)}
.list{display:grid;gap:12px}
.post{padding:20px 0;border-bottom:1px solid var(--line)}
.post:last-child{border-bottom:0}
.footer{padding:30px 0 48px;color:var(--muted);font-size:.92rem}
.footer-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.page-hero{padding:72px 0 34px}
.page-hero h1{font-size:clamp(2.7rem,6vw,5rem)}
.page-hero .lead{max-width:700px}
.prose{max-width:760px}
.prose p{color:var(--muted);font-size:1.05rem}
.timeline{margin-top:28px;display:grid;gap:16px}
.timeline-item{border-left:2px solid var(--line);padding-left:20px}
.timeline-item small{color:var(--muted)}
.clean-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.clean-list li{padding:14px 0;border-bottom:1px solid var(--line)}
.clean-list li:last-child{border-bottom:0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.note-card{padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}
.note-card time{color:var(--muted);font-size:.86rem}
.tag{font-size:.78rem;padding:5px 8px;border-radius:8px;background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent);font-weight:700}
.uses-group{margin-top:28px}
.uses-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.use-item{padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--panel)}
.use-item b{display:block;margin-bottom:3px}
.use-item span{color:var(--muted)}
.muted{color:var(--muted)}
@media (max-width:820px){
  .nav-inner{height:auto;padding:14px 0;align-items:flex-start}.nav-links{justify-content:flex-end}
  .hero{padding-top:56px}
  .span-8,.span-7,.span-6,.span-5,.span-4{grid-column:1/-1}
  .two-col,.uses-grid{grid-template-columns:1fr}
  .section-head{align-items:flex-start;flex-direction:column}
}
@media (max-width:560px){
  .wrap{width:min(calc(100% - 24px),var(--max))}
  .nav-inner{display:block}.brand{margin-bottom:10px}.nav-links{justify-content:flex-start}
  .nav-links a{padding:7px 9px}.icon-btn{margin-left:auto}
  h1{font-size:2.9rem}.hero{padding-top:44px}.card{padding:20px}
}