/* Core tokens */
:root{
  --bg: #0b0c10;
  --bg-2: #0f1117;
  --text: #e6e6e6;
  --muted: #9aa3b2;
  --accent: #66b2ff;
  --glass: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.12);
  --shadow: 0 10px 30px rgba(0,0,0,0.45);
  --radius: 16px;
  --ease: cubic-bezier(.2,.8,.2,1);
}

@media (prefers-color-scheme: light){
  :root{
    --bg: #f7f8fb;
    --bg-2: #fff;
    --text: #111;
    --muted: #4b5565;
    --glass: rgba(0,0,0,0.06);
    --border: rgba(0,0,0,0.12);
    --shadow: 0 10px 30px rgba(0,0,0,0.08);
  }
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Inter, "Helvetica Neue", Arial, Noto Sans, "Apple Color Emoji","Segoe UI Emoji";
  text-rendering: optimizeLegibility;
}

/* Layout helpers */
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.full-bleed{position:relative;overflow:hidden}

.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:16px;top:16px;background:#000;color:#fff;padding:8px 12px;border-radius:8px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background: color-mix(in srgb, var(--bg), transparent 10%);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.site-header .nav{
  display:flex;align-items:center;justify-content:space-between;padding:10px 0;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:.2px}
.brand.small{opacity:.8;font-size:.9rem}
.primary-nav{display:flex;gap:20px;align-items:center}
.primary-nav a{opacity:.9}
.nav-toggle{display:none;background:none;border:0;cursor:pointer}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);margin:5px 0;transition:.25s var(--ease)}

[data-blur].scrolled{box-shadow: var(--shadow)}

/* Hero */
.hero{min-height:88vh;display:grid;place-items:center;text-align:center}
.hero-bg{position:absolute;inset:0}
.hero-bg .gradient{
  position:absolute;inset:-20%;background:radial-gradient(1000px 600px at 30% 20%, #2563eb33, transparent 60%), radial-gradient(1000px 600px at 70% 80%, #22d3ee33, transparent 60%);
  filter: blur(40px);
}
#orb{position:absolute;inset:0;opacity:.6}
.hero-inner{position:relative;padding:100px 0}
.hero h1{font-size:clamp(2.2rem,6vw,4.2rem);line-height:1.1;letter-spacing:-.02em;margin:0 0 12px}
.hero p{max-width:680px;margin:0 auto 24px;color:var(--muted);font-size:1.1rem}

/* Buttons */
.btn{display:inline-block;padding:12px 18px;border-radius:999px;border:1px solid var(--border);background:var(--text);color:var(--bg);text-decoration:none;font-weight:600;transition:transform .2s var(--ease), box-shadow .2s var(--ease)}
.btn:hover{transform:translateY(-1px);box-shadow: var(--shadow)}
.btn.ghost{background:transparent;color:var(--text)}
.btn.small{padding:8px 12px;font-weight:600;font-size:.92rem}

/* Sections */
.section{padding:80px 0}
.section-head{margin-bottom:24px}
.section-head h2{font-size:clamp(1.6rem,4vw,2.4rem);margin:0 0 4px}
.muted{color:var(--muted)}

/* Product grid */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product-card{
  background: var(--glass); border:1px solid var(--border);
  padding:18px;border-radius:var(--radius);box-shadow: var(--shadow);
  transform-style: preserve-3d; will-change: transform;
}
.product-card img{width:100%;height:auto;display:block;margin-bottom:10px}

/* Features */
.features-list{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;list-style:none;padding:0;margin:0}
.feature{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow: var(--shadow)}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.panel{margin:0;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow: var(--shadow)}
.panel img{display:block;width:100%;height:260px;object-fit:cover}
.panel figcaption{padding:12px 14px;color:var(--muted)}

/* Marquee */
.marquee{overflow:hidden;border-block:1px solid var(--border);padding:12px 0;background:var(--bg-2)}
.marquee .track{display:flex;gap:40px;white-space:nowrap;animation:scroll 20s linear infinite}
.marquee span{opacity:.8;letter-spacing:.3px}
@keyframes scroll{to{transform:translateX(-50%)}}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.price-card{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow: var(--shadow)}
.price-card .price{font-size:2rem;margin:.2rem 0 1rem}
.price-card.featured{border-color: color-mix(in srgb, var(--accent), var(--border) 20%); outline: 1px solid var(--accent)}

/* Contact */
.contact{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;background:var(--glass);border:1px solid var(--border);padding:18px;border-radius:var(--radius);box-shadow: var(--shadow)}
.contact label{display:grid;gap:6px}
.contact label.full{grid-column:1/-1}
input,textarea{
  background:var(--bg-2);border:1px solid var(--border);color:var(--text);
  padding:12px 14px;border-radius:12px;outline:0;transition:border .2s var(--ease), box-shadow .2s var(--ease)
}
input:focus,textarea:focus{border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent), transparent 70%)}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:24px 0;background:var(--bg-2)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-footer nav{display:flex;gap:16px}
.meta{display:flex;gap:16px;align-items:center}

/* Reveal animations */
.reveal-up{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease), transform .6s var(--ease)}
.reveal-up.is-visible{opacity:1;transform:translateY(0)}
.delay-1{transition-delay:.08s}
.delay-2{transition-delay:.16s}
.delay-3{transition-delay:.24s}

/* Responsive */
@media (max-width: 980px){
  .product-grid{grid-template-columns:1fr 1fr}
  .features-list{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .pricing{grid-template-columns:1fr}
}

@media (max-width: 720px){
  .primary-nav{display:none}
  .nav-toggle{display:block}
  .hero{min-height:78vh}
  .contact{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
  .product-grid{grid-template-columns:1fr}
}

/* Drawer */
.nav-drawer{position:fixed;inset:0;background:rgba(0,0,0,.5);backdrop-filter: blur(3px);display:grid;place-items:end}
.nav-drawer nav{width:min(90vw,420px);height:100%;background:var(--bg-2);border-left:1px solid var(--border);padding:24px;display:flex;flex-direction:column;gap:14px}
.nav-drawer a{font-size:1.1rem}
.close-drawer{margin-top:auto}

/* Accessibility & motion */
@media (prefers-reduced-motion: reduce){
  *{animation: none !important; transition: none !important}
  .reveal-up{opacity:1;transform:none}
}

/* Links */
a{color:inherit;text-decoration:none}
a:hover{text-decoration:underline}