:root{
  --bg: #0b1020;
  --panel: rgba(255,255,255,.06);
  --panel2: rgba(255,255,255,.09);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --line: rgba(255,255,255,.14);
  --shadow: 0 20px 60px rgba(0,0,0,.35);
  --radius: 16px;
  --max: 1100px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: var(--sans);
  color: var(--text);
  background: radial-gradient(1200px 800px at 20% -10%, rgba(92,154,255,.25), transparent 60%),
              radial-gradient(1000px 700px at 100% 10%, rgba(170,97,255,.22), transparent 55%),
              radial-gradient(900px 600px at 40% 120%, rgba(80,220,180,.18), transparent 55%),
              var(--bg);
  line-height:1.55;
}

a{ color: inherit; }
code{
  font-family: var(--mono);
  font-size: .95em;
  padding: .12em .35em;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
}

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 18px;
}

.narrow{ max-width: 760px; }

.skip-link{
  position:absolute; left:-999px; top:auto;
  width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left: 16px; top: 16px; width:auto; height:auto;
  padding: 10px 12px;
  background: rgba(0,0,0,.8);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11,16,32,.6);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.nav{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  text-decoration:none;
}
.brand-mark{
  width: 34px; height: 34px;
  display:grid; place-items:center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(92,154,255,.35), rgba(170,97,255,.25));
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: var(--shadow);
  font-weight: 700;
}
.brand-text{ font-weight: 650; letter-spacing: .2px; }

.nav-menu{
  display:flex;
  gap: 10px;
  align-items:center;
}
.nav-link{
  text-decoration:none;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--muted);
}
.nav-link:hover{ border-color: rgba(255,255,255,.14); color: var(--text); background: rgba(255,255,255,.05); }
.nav-link.is-active{ color: var(--text); background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); }

.nav-toggle{
  display:none;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  color: var(--text);
  border-radius: 12px;
  padding: 8px 10px;
  cursor:pointer;
}

.hero{
  padding: 56px 0 26px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 22px;
  align-items: stretch;
}

.eyebrow{
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .8rem;
  margin: 0 0 12px;
}

.headline{
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
  margin: 0 0 14px;
}
.grad{
  background: linear-gradient(90deg, rgba(92,154,255,1), rgba(170,97,255,1), rgba(80,220,180,1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.subhead{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 58ch;
}

.cta-row{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 18px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  text-decoration:none;
  color: var(--text);
  box-shadow: 0 12px 30px rgba(0,0,0,.22);
}
.btn:hover{ background: rgba(255,255,255,.10); }
.btn.primary{
  border-color: rgba(255,255,255,.18);
  background: linear-gradient(135deg, rgba(92,154,255,.25), rgba(170,97,255,.18));
}

.stats{
  display:flex;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
}
.stat{
  flex: 1;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
}
.stat dt{ color: var(--muted); font-size: .85rem; }
.stat dd{ margin: 4px 0 0; font-weight: 600; }

.section{
  padding: 34px 0;
}
.section.alt{
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03);
}
.section-head h2{
  margin: 0 0 6px;
  font-size: 1.6rem;
}
.section-head p{
  margin: 0 0 18px;
  color: var(--muted);
  max-width: 70ch;
}

.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.grid.two{
  grid-template-columns: 1fr 1fr;
}

.card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  box-shadow: 0 20px 55px rgba(0,0,0,.25);
  padding: 18px;
}
.hero-card{
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  border-color: rgba(255,255,255,.14);
}
.card-inner{ padding: 4px; }
.card-pill{
  display:inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.2);
  font-family: var(--mono);
  font-size: .82rem;
  margin-bottom: 12px;
}
.card-title{ font-weight: 700; font-size: 1.1rem; margin: 0 0 10px; }
.card-list{ margin: 0; padding-left: 18px; color: var(--muted); }
.card-list li{ margin: 8px 0; }
.card-footer{
  display:flex;
  align-items:center;
  gap: 10px;
  margin-top: 14px;
  color: var(--muted);
  font-size: .92rem;
}
.dot{
  width: 10px; height: 10px; border-radius: 999px;
  background: rgba(80,220,180,.9);
  box-shadow: 0 0 0 6px rgba(80,220,180,.12);
}

.two-col{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 14px;
  align-items:start;
}
.checklist{ margin: 14px 0 0; padding-left: 18px; color: var(--muted); }
.checklist li{ margin: 8px 0; }

.callout{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  padding: 18px;
}
.callout h3, .callout h2{ margin-top: 0; }

.page .section{ padding-top: 34px; }
.lead{ color: var(--muted); font-size: 1.05rem; }

.prose h2{ margin-top: 18px; }
.prose ul{ color: var(--muted); }

.text-link{
  display:inline-flex;
  gap: 8px;
  text-decoration: none;
  color: rgba(92,154,255,1);
  font-weight: 650;
}
.text-link:hover{ text-decoration: underline; }

.link-list{ margin: 0; padding-left: 18px; color: var(--muted); }

.site-footer{
  padding: 26px 0 40px;
}
.footer-row{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 16px;
}
.footer-links{
  display:flex;
  gap: 12px;
}
.footer-links a{ color: var(--muted); text-decoration:none; }
.footer-links a:hover{ color: var(--text); text-decoration:underline; }
.muted{ color: var(--muted); }
.sr-only{ position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

/* Mobile */
@media (max-width: 880px){
  .hero-grid{ grid-template-columns: 1fr; }
  .grid{ grid-template-columns: 1fr; }
  .grid.two{ grid-template-columns: 1fr; }
  .two-col{ grid-template-columns: 1fr; }
  .stats{ flex-direction: column; }
  .nav-toggle{ display:inline-flex; }
  .nav-menu{
    display:none;
    position:absolute;
    right: 18px;
    top: 64px;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,.14);
    background: rgba(11,16,32,.92);
    box-shadow: var(--shadow);
    min-width: 220px;
  }
  .nav-menu.is-open{ display:flex; }
}