:root{
  --bg: #0b0f14;
  --bg-soft: #0e141c;
  --text: #e6edf3;
  --muted: #9fb3c8;
  --accent: #6cf0ff; /* icy cyan */
  --accent-2: #ff7ad9; /* neon magenta */
  --glass: 12px;
  --radius: 20px;
  --shadow: 0 2px 10px rgba(0,0,0,.35), 0 8px 40px rgba(0,0,0,.45);
}

html.light{
  --bg: #f8fafc;
  --bg-soft: #eef2f7;
  --text: #0b1220;
  --muted: #4b5563;
  --accent: #0ea5e9;   /* cyan */
  --accent-2: #d946ef; /* magenta */
}

@media (prefers-color-scheme: light){
  :root{
    --bg: #f8fafc;
    --bg-soft: #eef2f7;
    --text: #0b1220;
    --muted: #4b5563;
    --accent: #0ea5e9;
    --accent-2: #d946ef;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 85% -10%, color-mix(in oklab, var(--accent) 20%, transparent), transparent 70%),
    radial-gradient(900px 600px at -10% 20%, color-mix(in oklab, var(--accent-2) 14%, transparent), transparent 65%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.container{ width:min(1100px, 92%); margin-inline:auto; }

.site-header{
  position: sticky; top: 0; z-index: 50;
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
  backdrop-filter: blur(var(--glass));
  background: color-mix(in oklab, var(--bg) 65%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--text) 10%, transparent);
}

.brand{ display:flex; align-items:center; gap:.6rem; text-decoration:none; color:var(--text); font-weight:600; letter-spacing:.2px; }
.brand-mark{ display:inline-grid; place-items:center; width:1.5rem; height:1.5rem; border-radius:50%; background:linear-gradient(145deg, var(--accent), var(--accent-2)); box-shadow: var(--shadow); }
.brand-text{ font-size:1rem; }

.nav { display:flex; align-items:center; gap:.6rem; }
.nav-link, .btn, .chip { text-decoration:none; color:var(--text); }
.nav-link { opacity:.9; padding:.4rem .7rem; border-radius:999px; }
.nav-link:hover{ background: color-mix(in oklab, var(--bg-soft) 60%, transparent); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  padding:.7rem 1rem; border-radius:999px; font-weight:600; border:1px solid transparent;
  box-shadow: var(--shadow);
}
.btn-primary{
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#051016;
}
.btn-ghost{
  background: color-mix(in oklab, var(--bg-soft) 60%, transparent);
  border-color: color-mix(in oklab, var(--text) 12%, transparent);
}

.hero{
  display:grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; align-items:center;
  padding: min(10vh, 6rem) 0 2rem 0;
}
.hero-copy h1{ font-size: clamp(2rem, 3.6vw, 3.2rem); margin: 0 0 .6rem 0; letter-spacing:.4px;}
.lede{ font-size:1.1rem; color: var(--muted); margin:0 0 1.2rem 0;}
.cta-row{ display:flex; gap:.8rem; flex-wrap:wrap; }

.hero-art{
  position: relative; display:grid; place-items:center;
  padding: 1rem;
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--bg-soft) 65%, transparent);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-art::before{
  content:""; position:absolute; inset:-30% -10% auto -10%; height:60%;
  background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,.35), transparent 60%);
  filter: blur(24px);
}
.hero-art img{ width: 100%; max-width: 460px; display:block; }

.section{ padding: 3rem 0; }
.section h2{ margin:0 0 1rem 0; letter-spacing:.3px; }
.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: start;
}

.card {
  padding: 1rem;
  border-radius: calc(var(--radius, 12px) - 6px);
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--bg-soft, #222) 80%, transparent),
    color-mix(in oklab, var(--bg, #111) 70%, transparent)
  );
  border: 1px solid color-mix(in oklab, var(--text, #fff) 10%, transparent);
  box-shadow: var(--shadow, 0 2px 10px rgba(0,0,0,0.3));
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 0;
}

.card h3 {
  margin: 0.2rem 0 0.4rem 0;
}

.card p {
  margin: 0 0 0.8rem 0;
  color: var(--muted, #aaa);
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in oklab, var(--text, #fff) 14%, transparent);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  font-weight: 600;
  background: color-mix(in oklab, var(--bg-soft, #222) 60%, transparent);
}

.card img, .card video, .card iframe {
  max-width: 100%;
  height: auto;
  display: block;
}

.site-footer{
  padding: 2.2rem 0 3rem 0;
  color: var(--muted);
  border-top: 1px solid color-mix(in oklab, var(--text) 10%, transparent);
  margin-top: 2rem;
}

/* Smooth anchors */
html{ scroll-behavior:smooth; }

/* Small screens */
@media (max-width: 860px){
  .hero{ grid-template-columns: 1fr; }
  .hero-art{ order: -1; }
}

#content {
  max-width: 720px;
  margin-inline: auto;
}
#content h1, #content h2, #content h3 {
  margin-top: 1.6rem;
  color: var(--accent);
}
#content p, #content li {
  color: var(--text);
  line-height: 1.7;
}
#content a {
  color: var(--accent-2);
  text-decoration: underline;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}
.tag-row .chip {
  font-size: 0.85rem;
  font-weight: 600;
  background: color-mix(in oklab, var(--bg-soft) 70%, transparent);
  border: 1px solid color-mix(in oklab, var(--text) 15%, transparent);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  color: var(--muted);
}
.tag-row .chip:hover {
  color: var(--accent);
  border-color: var(--accent);
}