:root{
  --bg:#0b1220;--card:#0f172a;--line:rgba(255,255,255,.10);
  --text:#e6ecff;--muted:#a9b7ff;--accent:#7cddff;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1050px;margin:0 auto;padding:0 16px}
.nav{position:sticky;top:0;backdrop-filter:saturate(1.2) blur(8px);background:rgba(11,18,32,.6);border-bottom:1px solid var(--line);z-index:10}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav .brand{font-weight:700;letter-spacing:.2px}
.nav nav a{margin-left:18px}

.hero{padding:56px 0}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
h1{font-size:40px;line-height:1.1;margin:0 0 10px}
.lead{color:var(--muted);margin:0 0 16px}
.accent{color:#9efcff}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;margin:12px 0}
label{font-size:13px;color:var(--muted);display:block;margin:6px 0}
input[type=text],input[type=number]{width:100%;padding:12px;border-radius:12px;border:1px solid var(--line);background:#0b1426;color:var(--text)}
button{padding:12px 16px;border:0;border-radius:12px;background:linear-gradient(135deg,#6ad6ff,#51b9ff);color:#01304b;font-weight:700;cursor:pointer}
button.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.result{display:grid;grid-template-columns:1fr auto auto auto;gap:8px;margin-top:10px}
.result.hidden{display:none}
.muted{color:var(--muted)}
.tiny{font-size:12px;color:var(--muted)}
.section{padding:42px 0;border-top:1px solid var(--line)}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.features .feat{background:var(--card);border:1px dashed var(--line);border-radius:14px;padding:16px}
.footer{border-top:1px solid var(--line);padding:24px 0;margin-top:40px}

/* Bars */
.bar{position:relative;background:#0b1426;border:1px solid var(--line);border-radius:10px;overflow:hidden;padding:8px 10px;margin:6px 0}
.barfill{position:absolute;left:0;top:0;bottom:0;opacity:.35;background:linear-gradient(90deg,#6ad6ff,#51b9ff)}

/* Hero art */
.hero-art{position:relative;min-height:320px;border:1px solid var(--line);border-radius:18px;background:radial-gradient(1200px 600px at 80% 20%, rgba(124,221,255,.18), transparent 60%), #0b1426}
.glow{position:absolute;width:220px;height:220px;right:22%;top:20%;filter:blur(60px);background:#4ddcff;opacity:.35;border-radius:50%}
.orb{position:absolute;width:68px;height:68px;right:30%;top:48%;background:linear-gradient(145deg,#9efcff,#3bbafd);border-radius:50%;box-shadow:0 0 80px rgba(124,221,255,.35)}

/* Responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .features{grid-template-columns:repeat(2,1fr)}
  .result{grid-template-columns:1fr auto auto}
  .row{grid-template-columns:1fr}
}
@media (max-width: 520px){
  h1{font-size:32px}
  .features{grid-template-columns:1fr}
}
/* ===== Fancy footer ===== */
.site-footer{position:relative;margin-top:56px;background:#0b1426;border-top:1px solid var(--line);color:var(--text)}
.site-footer .wrap{max-width:1100px;padding:0 16px;margin:0 auto}
.footer-wave{height:56px;overflow:hidden}
.footer-wave svg{width:100%;height:100%;display:block}
.footer-wave path{fill:#0b1426;opacity:.9}

.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr .8fr 1.2fr;
  gap:24px;
  padding:22px 0 8px;
}
.footer-brand .brand{font-weight:800; font-size:22px; letter-spacing:.2px}
.footer-brand .tagline{margin:6px 0 10px;color:var(--muted)}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 14px}
.badge{border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:12px;color:var(--text);background:rgba(255,255,255,.02)}
.cta{display:inline-block;margin:6px 0 12px;padding:10px 14px;border-radius:12px;background:linear-gradient(135deg,#6ad6ff,#51b9ff);color:#01304b;font-weight:700;text-decoration:none}
.cta:hover{opacity:.95}

.social{display:flex;gap:10px;margin-top:8px}
.social .icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid var(--line);border-radius:10px;color:#bfeaff;background:rgba(255,255,255,.03)}
.social .icon:hover{background:rgba(255,255,255,.08)}

.footer-links h3,
.footer-note h3{margin:0 0 8px;font-size:14px;color:#cfe6ff;letter-spacing:.3px}
.footer-links a{display:block;margin:6px 0;color:var(--text);text-decoration:none}
.footer-links a:hover{text-decoration:underline}

.footer-note p{margin:4px 0 10px}
.stub-form{display:flex;gap:8px;margin:6px 0 10px}
.stub-form input[type=email]{flex:1;min-width:0;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:#0b1220;color:var(--text)}
.stub-form button{padding:10px 14px;border:0;border-radius:10px;background:#12263a;border:1px solid var(--line);color:#cfe6ff;cursor:pointer}
.stub-form button:hover{background:#163149}

.footer-legal{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding:14px 0 20px;margin-top:8px}
.footer-legal p{margin:0}
.footer-legal a{color:var(--accent)}
.tiny{font-size:12px}
.muted{color:var(--muted)}

/* subtle background glow behind footer content */
.site-footer::before{
  content:"";
  position:absolute;left:50%;top:-40px;transform:translateX(-50%);
  width:780px;height:180px;filter:blur(80px);opacity:.25;
  background:radial-gradient(closest-side, #4ddcff 0%, rgba(77,220,255,0) 70%);
  pointer-events:none;
}

/* Responsive */
@media (max-width: 980px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:18px}
  .footer-legal{flex-direction:column;gap:8px;align-items:flex-start}
}
@media (max-width: 540px){
  .footer-grid{grid-template-columns:1fr}
  .stub-form{flex-direction:column}
}

.nav .cta-btn{padding:10px 14px;border-radius:12px;background:linear-gradient(135deg,#6ad6ff,#51b9ff);color:#01304b;font-weight:700;margin-left:12px;display:inline-block}
.nav .cta-btn:hover{opacity:.95;text-decoration:none}
@media (max-width: 520px){ .nav .cta-btn{padding:9px 12px} }
/* 3D hero container */
.hero-3d{
  position:relative; min-height:300px; border-radius:18px; overflow:hidden;
  background:#0b1426; border:1px solid var(--line);
  perspective: 900px; transform-style: preserve-3d;
  transition: transform .25s ease, box-shadow .25s ease;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.hero-3d:hover{ transform: translateY(-2px) rotateX(1.2deg) rotateY(-1.2deg); }

.hero-canvas{ position:absolute; inset:0; width:100%; height:100%; display:block; }

/* subtle overlay text */
.hero-cta-overlay{ position:absolute; inset:auto 14px 14px auto; pointer-events:none }
.pill{
  display:inline-block; font-size:12px; color:#cfe6ff; padding:6px 10px; border-radius:999px;
  border:1px solid var(--line); background:rgba(255,255,255,.03); backdrop-filter:blur(6px)
}

/* Respect reduced motion: stop hover tilt */
@media (prefers-reduced-motion: reduce){
  .hero-3d, .hero-3d:hover{ transform:none !important; transition:none }
}

.hero-3d{ background: #07101c; }               /* slightly darker for contrast */
.hero-canvas{ z-index: 0; }
.hero-cta-overlay{ z-index: 1; }               /* ensure text sits above canvas */