@font-face{font-family:"Sofia Pro";src:url("../static/fonts/SofiaPro-Light.woff2") format("woff2");font-weight:300;font-style:normal;font-display:swap}
@font-face{font-family:"Sofia Pro";src:url("../static/fonts/SofiaPro.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Sofia Pro";src:url("../static/fonts/SofiaPro-Medium.woff2") format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Sofia Pro";src:url("../static/fonts/SofiaPro-SemiBold.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Sofia Pro";src:url("../static/fonts/SofiaPro-Bold.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Sofia Pro";src:url("../static/fonts/SofiaPro-Black.woff2") format("woff2");font-weight:900;font-style:normal;font-display:swap}

:root{
  --blue:#0038C9;
  --bright:#2454FF;
  --navy:#070A61;
  --ink:#070A61;
  --muted:#45508C;
  --paper:#DCEAFB;
  --paper-2:#C4DBF7;
  --line:rgba(7,10,97,.15);
  --maxw:1200px;
  --font:"Sofia Pro",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;font-size:18px}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);font-size:1rem;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
h1,h2,h3{margin:0;line-height:1.05;letter-spacing:-.02em}
p{margin:0}
img{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}

/* ── Header ─────────────────────────────────────────────────────────────── */
.site-header{position:sticky;top:0;z-index:50;background:rgba(220,234,251,.85);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:18px}
.wordmark{font-weight:700;font-size:1.167rem;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.wordmark b{color:var(--blue);font-weight:700}
.site-nav{display:flex;align-items:center;gap:28px}
.site-nav a{color:var(--ink);font-weight:500;font-size:0.889rem;white-space:nowrap}
.site-nav a:hover{color:var(--blue)}
.site-nav .nav-cat{color:var(--muted)}
.site-nav .nav-cat:hover{color:var(--blue)}

/* ── Page head ───────────────────────────────────────────────────────────── */
.page-head{padding:72px 0 8px}
.page-head h1{font-size:clamp(2rem,5vw,3.111rem);font-weight:900;color:var(--ink);letter-spacing:-.03em;max-width:18ch}
.page-head .lead{margin-top:18px;font-size:clamp(1rem,2vw,1.167rem);color:var(--muted);max-width:62ch;font-weight:400}
.kicker{font-size:0.889rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--blue);margin-bottom:26px;display:block}

/* ── Card grid ───────────────────────────────────────────────────────────── */
.proj{padding:40px 0 100px}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj-card{display:flex;flex-direction:column;background:#EAF3FE;border:1px solid var(--line);border-radius:16px;overflow:hidden;color:var(--ink);transition:transform .16s ease, box-shadow .16s ease}
.proj-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px -26px rgba(7,10,97,.5)}
.proj-card .thumb{aspect-ratio:16/10;background:var(--paper-2);overflow:hidden}
.proj-card .thumb img{width:100%;height:100%;object-fit:cover}
.proj-card .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.proj-card h2{font-size:1.278rem;font-weight:700}
.proj-card .pc-desc{margin-top:8px;color:var(--muted);font-size:1rem}
.badge{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:0.83rem;font-weight:600;color:var(--blue)}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--blue)}

/* ── Prose (post body) ───────────────────────────────────────────────────── */
.prose{max-width:68ch}
.prose p{margin-top:18px;font-size:1.056rem;color:var(--ink)}
.prose p:first-child{margin-top:0}
.prose h2{font-size:1.667rem;font-weight:900;letter-spacing:-.02em;margin-top:36px}
.prose h3{font-size:1.278rem;font-weight:700;margin-top:28px}
.prose h4{font-size:1.056rem;font-weight:600;margin-top:22px}
.prose ul,.prose ol{margin-top:14px;padding-inline-start:22px;font-size:1.056rem}
.prose li{margin-top:6px}
.prose blockquote{margin:22px 0;padding:6px 20px;border-inline-start:4px solid var(--blue);color:var(--muted);font-style:italic;background:#EAF3FE;border-radius:0 8px 8px 0}
.prose pre{background:var(--navy);color:rgba(255,255,255,.92);padding:18px;border-radius:12px;overflow:auto;font-size:0.89rem}
.prose code{background:rgba(7,10,97,.08);padding:2px 6px;border-radius:5px;font-size:.9em}
.prose pre code{background:none;padding:0}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:0.94rem}
.prose th{text-align:start;font-weight:600;padding:8px 12px;border-bottom:2px solid var(--line);color:var(--ink)}
.prose td{padding:8px 12px;border-bottom:1px solid var(--line);color:var(--muted)}
.prose a{text-decoration:underline}
.prose a:hover{color:var(--bright)}
.prose img{border-radius:10px;margin:18px 0}

/* ── Resources / back link ───────────────────────────────────────────────── */
.resources{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;align-items:center}
.btn-text{color:var(--ink);font-weight:600;font-size:0.889rem;display:inline-flex;align-items:center;gap:8px}
.btn-text .ar{color:var(--blue);transition:transform .15s}
.btn-text:hover .ar{transform:translateX(4px)}

/* ── Post aside ──────────────────────────────────────────────────────────── */
.post-aside{margin-top:48px;padding-top:28px;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:28px}
.post-aside h3{font-size:0.83rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;margin:0 0 10px}
.post-aside ul{list-style:none;padding:0;margin:0}
.post-aside li{margin-bottom:8px;font-size:1rem}
.post-aside li a{color:var(--ink);font-weight:500}
.post-aside li a:hover{color:var(--blue)}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.site-footer{background:var(--navy);color:rgba(255,255,255,.72);padding:40px 0;margin-top:0}
.site-footer .wrap{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:0.889rem}
.site-footer .wordmark{color:#fff}
.site-footer .wordmark b{color:#fff}
.site-footer .foot-links{display:flex;gap:22px;flex-wrap:wrap}
.site-footer .foot-links a{color:rgba(255,255,255,.8);font-weight:500;font-size:0.889rem}
.site-footer .foot-links a:hover{color:#fff}

/* ── 404 ─────────────────────────────────────────────────────────────────── */
.error-page{text-align:center;padding:100px 0 120px}
.error-code{font-size:clamp(5rem,12vw,8rem);font-weight:900;color:var(--blue);margin:0;line-height:1}
.error-page p{margin-top:16px;font-size:1.167rem;color:var(--muted)}
.error-page a{font-weight:600}

/* ── Empty state ─────────────────────────────────────────────────────────── */
.empty-state{text-align:center;padding:60px 0;color:var(--muted)}

/* ── Tags ────────────────────────────────────────────────────────────────── */
.post-tags{margin:18px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:0.83rem;background:rgba(7,10,97,.06);color:var(--muted);padding:4px 12px;border-radius:999px;font-weight:500}

/* ── Post byline ─────────────────────────────────────────────────────────── */
.post-byline{margin-top:12px;font-size:0.94rem;color:var(--muted)}
.post-byline span{color:var(--ink);font-weight:500}

/* ── Hero image (post page) ──────────────────────────────────────────────── */
.post-hero{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px;margin:8px 0 28px}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media(min-width:1700px){ :root{ --maxw:1340px } }
@media(max-width:900px){
  .proj-grid{grid-template-columns:1fr 1fr}
  .page-head{padding:52px 0 4px}
  .proj{padding:32px 0 72px}
  .post-aside{grid-template-columns:1fr}
}
@media(max-width:560px){
  .wrap{padding:0 22px}
  .proj-grid{grid-template-columns:1fr}
  .site-header .wrap{gap:10px}
  .wordmark{font-size:1.05rem}
  .site-nav{gap:14px}
  .site-nav a{font-size:0.83rem}
  .error-page{padding:72px 0}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .proj-card{transition:none}
}