:root{
  --asphalt:#15181c; --asphalt-2:#1c2025; --panel:#20242a;
  --glow:#d4ff3f; --amber:#ffb020;
  --ink:#eef1ee; --ink-dim:#9aa1a6; --line:#31363d;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{ background:var(--asphalt); color:var(--ink); font-family:'Inter', sans-serif; line-height:1.5; overflow-x:hidden; }
h1,h2,h3,.display{ font-family:'Oswald', sans-serif; text-transform:uppercase; letter-spacing:.03em; font-weight:600; }
.mono{ font-family:'JetBrains Mono', monospace; }
a{ color:inherit; }
img{ max-width:100%; display:block; }
.wrap{ max-width:1180px; margin:0 auto; padding:0 28px; }

.lane-divider{ height:2px; width:100%; background-image:repeating-linear-gradient(90deg, var(--glow) 0 34px, transparent 34px 58px); opacity:.55; }

nav{ position:sticky; top:0; z-index:50; background:rgba(21,24,28,.88); backdrop-filter:blur(8px); border-bottom:1px solid var(--line); }
nav .wrap{ display:flex; align-items:center; justify-content:space-between; padding:16px 28px; }
.logo{ display:flex; align-items:center; gap:10px; font-family:'Oswald'; font-size:20px; letter-spacing:.04em; }
.logo .dot{ width:11px; height:11px; border-radius:50%; background:var(--glow); box-shadow:0 0 10px 2px var(--glow); }
nav ul{ display:flex; gap:32px; list-style:none; }
nav ul a{ font-size:13px; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-dim); text-decoration:none; }
nav ul a:hover{ color:var(--glow); }
.nav-cta{ background:var(--glow); color:#10130a; font-weight:700; font-size:13px; letter-spacing:.06em; text-transform:uppercase; padding:10px 18px; border-radius:2px; border:none; cursor:pointer; }

/* Cart drawer */
.cart-overlay{ position:fixed; inset:0; background:rgba(0,0,0,.5); opacity:0; pointer-events:none; transition:opacity .2s; z-index:60; }
.cart-overlay.open{ opacity:1; pointer-events:auto; }
.cart-drawer{ position:fixed; top:0; right:0; height:100%; width:380px; max-width:92vw; background:var(--panel); border-left:1px solid var(--line); transform:translateX(100%); transition:transform .25s ease; z-index:70; display:flex; flex-direction:column; }
.cart-drawer.open{ transform:translateX(0); }
.cart-drawer-inner{ display:flex; flex-direction:column; height:100%; }
.cart-head{ display:flex; justify-content:space-between; align-items:center; padding:20px; border-bottom:1px solid var(--line); }
.icon-btn{ background:none; border:none; color:var(--ink); font-size:16px; cursor:pointer; }
.cart-items{ flex:1; overflow-y:auto; padding:16px 20px; }
.cart-empty{ color:var(--ink-dim); font-size:14px; }
.cart-line{ display:flex; justify-content:space-between; align-items:center; gap:10px; padding:12px 0; border-bottom:1px solid var(--line); }
.cart-line-name{ font-size:13.5px; }
.cart-line-sku{ font-size:11px; color:var(--ink-dim); font-family:'JetBrains Mono'; }
.cart-line-controls{ display:flex; align-items:center; gap:8px; }
.cart-line-controls button{ background:var(--asphalt-2); border:1px solid var(--line); color:var(--ink); width:24px; height:24px; border-radius:2px; cursor:pointer; }
.cart-line-remove{ margin-left:4px; color:var(--ink-dim); font-size:12px; border-color:transparent !important; background:none !important; }
.cart-line-remove:hover{ color:#ff6b6b; }
.cart-foot{ padding:20px; border-top:1px solid var(--line); }
.cart-subtotal{ display:flex; justify-content:space-between; margin-bottom:14px; font-size:15px; }
.checkout-error{ color:#ff6b6b; font-size:12.5px; margin-top:10px; min-height:16px; }

/* Hero */
header.hero{ position:relative; padding:96px 0 70px; background:radial-gradient(ellipse 900px 500px at 80% -10%, rgba(212,255,63,.09), transparent 60%), repeating-linear-gradient(180deg,#17191d 0 2px,#15181c 2px 46px); }
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:64px; align-items:center; }
.eyebrow{ display:inline-flex; align-items:center; gap:8px; font-family:'JetBrains Mono'; font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--glow); border:1px solid rgba(212,255,63,.35); padding:6px 12px; border-radius:2px; margin-bottom:22px; }
h1.hero-title{ font-size:clamp(38px,5vw,60px); line-height:1.03; margin-bottom:22px; }
h1.hero-title .glow-word{ color:var(--glow); }
.hero-sub{ font-size:17px; color:var(--ink-dim); max-width:480px; margin-bottom:32px; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:34px; }
.btn-primary{ background:var(--glow); color:#10130a; font-weight:700; padding:15px 26px; border-radius:2px; text-decoration:none; font-size:14px; letter-spacing:.03em; border:none; cursor:pointer; display:inline-block; }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 8px 24px -6px rgba(212,255,63,.5); }
.btn-secondary{ background:transparent; color:var(--ink); border:1px solid var(--line); padding:15px 26px; border-radius:2px; text-decoration:none; font-size:14px; font-weight:500; cursor:pointer; }
.btn-secondary:hover{ border-color:var(--ink-dim); }
.hero-stats{ display:flex; gap:34px; }
.hero-stats .num{ font-size:22px; color:var(--glow); font-weight:700; font-family:'JetBrains Mono'; }
.hero-stats .lbl{ font-size:11px; color:var(--ink-dim); text-transform:uppercase; letter-spacing:.08em; font-family:'JetBrains Mono'; }

.demo{ background:var(--panel); border:1px solid var(--line); border-radius:6px; padding:22px; }
.demo-frame{ position:relative; border-radius:4px; overflow:hidden; aspect-ratio:4/3; transition:background .6s ease; }
.demo-frame.day{ background:linear-gradient(180deg,#cfd6da 0%,#b9c0c4 62%,#8f8f8f 62%,#7a7a7a 100%); }
.demo-frame.night{ background:linear-gradient(180deg,#05070a 0%,#05070a 62%,#0b0d10 62%,#08090b 100%); }
.curb-block{ position:absolute; left:0; right:0; top:58%; height:14%; background:#5c5c5c; }
.demo-frame.night .curb-block{ background:#1a1c1f; }
.curb-number{ position:absolute; top:60.5%; left:50%; transform:translate(-50%,0); font-family:'JetBrains Mono'; font-weight:700; font-size:15px; letter-spacing:.06em; padding:5px 10px; border-radius:2px; background:#e9e39a; color:#2a2a1a; transition:all .6s ease; }
.demo-frame.night .curb-number{ background:var(--glow); color:#0c0e05; box-shadow:0 0 18px 5px rgba(212,255,63,.85),0 0 44px 14px rgba(212,255,63,.35); }
.demo-caption{ display:flex; align-items:center; justify-content:space-between; margin-top:16px; }
.demo-caption p{ font-size:12px; color:var(--ink-dim); }
.toggle-btn{ background:var(--asphalt-2); border:1px solid var(--line); color:var(--ink); font-family:'JetBrains Mono'; font-size:12px; padding:9px 14px; border-radius:2px; cursor:pointer; letter-spacing:.05em; }
.toggle-btn:hover{ border-color:var(--glow); color:var(--glow); }

section{ padding:76px 0; }
.section-head{ max-width:620px; margin-bottom:48px; }
.section-head h2{ font-size:clamp(26px,3vw,36px); margin-bottom:14px; }
.section-head p{ color:var(--ink-dim); font-size:15.5px; }

.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.why-card{ background:var(--asphalt); padding:30px 26px; }
.why-card .k{ font-family:'JetBrains Mono'; color:var(--glow); font-size:12px; letter-spacing:.1em; margin-bottom:14px; display:block; }
.why-card h3{ font-size:19px; margin-bottom:10px; text-transform:none; letter-spacing:0; }
.why-card p{ color:var(--ink-dim); font-size:14.5px; }

.product-section{ background:var(--asphalt-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.product-grid-list{ display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:20px; }

.gallery-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:16px; }
.gallery-item{ background:var(--panel); border:1px solid var(--line); border-radius:8px; overflow:hidden; margin:0; }
.gallery-item img{ display:block; width:100%; height:220px; object-fit:cover; }
.gallery-item figcaption{ padding:12px 14px; font-size:12.5px; color:var(--ink-dim); font-family:'JetBrains Mono'; }
.gallery-placeholder{ display:flex; align-items:center; justify-content:center; height:260px; box-sizing:border-box; border-style:dashed; color:var(--ink-dim); font-size:12.5px; font-family:'JetBrains Mono'; text-align:center; padding:16px; }
.product-card{ background:var(--panel); border:1px solid var(--line); border-radius:6px; padding:22px; display:flex; flex-direction:column; gap:10px; position:relative; }
.product-card.featured{ border-color:var(--glow); box-shadow:0 0 0 1px var(--glow), 0 12px 32px -12px rgba(212,255,63,.3); }
.product-card .pack-badge{ position:absolute; top:-13px; left:22px; background:var(--glow); color:#10130a; font-family:'JetBrains Mono'; font-size:11px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; padding:4px 12px; border-radius:12px; }
.product-card .pack-count{ font-size:11px; color:var(--ink-dim); text-transform:uppercase; letter-spacing:.06em; }
.product-card .swatch{ width:56px; height:56px; border-radius:50%; margin-bottom:6px; box-shadow:0 0 20px 4px rgba(212,255,63,.2); }
.product-card h3{ font-size:15.5px; text-transform:none; letter-spacing:0; }
.product-card p{ font-size:13px; color:var(--ink-dim); flex:1; }
.product-card .price-line{ display:flex; justify-content:space-between; align-items:center; margin-top:6px; }
.product-card .price{ font-family:'JetBrains Mono'; font-size:18px; color:var(--glow); font-weight:700; }
.product-card .add-btn{ background:var(--asphalt-2); border:1px solid var(--line); color:var(--ink); padding:9px 14px; border-radius:2px; cursor:pointer; font-size:13px; }
.product-card .add-btn:hover{ border-color:var(--glow); color:var(--glow); }
.out-of-stock{ opacity:.5; }
.personalize-label{ font-size:11px; color:var(--ink-dim); text-transform:uppercase; letter-spacing:.06em; font-family:'JetBrains Mono'; }
.personalize-input{ background:var(--asphalt-2); border:1px solid var(--line); color:var(--ink); padding:8px 10px; border-radius:2px; font-size:13.5px; font-family:'JetBrains Mono'; }
.personalize-input:focus{ outline:none; border-color:var(--glow); }
.cart-line-text{ font-size:11.5px; color:var(--ink-dim); font-family:'JetBrains Mono'; margin-top:2px; }

.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.step .n{ font-family:'JetBrains Mono'; font-size:12px; color:var(--asphalt); background:var(--glow); width:26px; height:26px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-weight:700; margin-bottom:16px; }
.step h3{ font-size:16px; text-transform:none; letter-spacing:0; margin-bottom:8px; }
.step p{ font-size:13.5px; color:var(--ink-dim); }

.faq-item{ border-bottom:1px solid var(--line); padding:22px 0; }
.faq-item summary{ cursor:pointer; font-weight:600; font-size:15.5px; list-style:none; display:flex; justify-content:space-between; align-items:center; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:'+'; color:var(--glow); font-size:20px; font-family:'JetBrains Mono'; }
.faq-item[open] summary::after{ content:'–'; }
.faq-item p{ margin-top:12px; color:var(--ink-dim); font-size:14.5px; max-width:640px; }

footer{ padding:50px 0 40px; }
.footer-grid{ display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:24px; }
footer p.tag{ color:var(--ink-dim); font-size:13px; max-width:280px; }
.footer-links{ display:flex; gap:48px; flex-wrap:wrap; }
.footer-links div h4{ font-family:'JetBrains Mono'; font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-dim); margin-bottom:12px; }
.footer-links div a{ display:block; font-size:13.5px; color:var(--ink); text-decoration:none; margin-bottom:8px; }
.footer-links div a:hover{ color:var(--glow); }
.footer-bottom{ margin-top:40px; padding-top:20px; border-top:1px solid var(--line); font-size:12px; color:var(--ink-dim); }

.result-page{ min-height:100vh; display:flex; align-items:center; justify-content:center; text-align:center; padding:40px; }
.result-card{ max-width:480px; }
.result-card .icon{ font-size:40px; margin-bottom:18px; }
.order-items{ text-align:left; border:1px solid var(--line); border-radius:6px; overflow:hidden; }
.order-item-line{ display:flex; justify-content:space-between; align-items:center; gap:12px; padding:12px 16px; border-bottom:1px solid var(--line); font-size:13.5px; }
.order-item-line:last-child{ border-bottom:none; }
.order-item-number{ color:var(--glow); font-size:12.5px; white-space:nowrap; }

@media (max-width:880px){
  .hero-grid{ grid-template-columns:1fr; }
  .why-grid{ grid-template-columns:1fr; }
  .steps{ grid-template-columns:1fr 1fr; }
  nav ul{ display:none; }
}
@media (prefers-reduced-motion:reduce){ *{ transition:none !important; } }