:root {
  --bg: #eef6ff;
  --panel: rgba(255, 255, 255, 0.72);
  --panel-strong: rgba(248, 252, 255, 0.92);
  --line: rgba(74, 126, 184, 0.18);
  --text: #16304a;
  --muted: #59748f;
  --accent: #35c8b0;
  --accent-2: #5c9cff;
  --shadow: 0 24px 60px rgba(83, 130, 183, 0.16);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Plus Jakarta Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 24%),
    radial-gradient(circle at 85% 10%, rgba(92, 156, 255, 0.16), transparent 20%),
    linear-gradient(180deg, #f9fcff 0%, #eaf4ff 48%, #dcecff 100%);
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.site-header, .site-nav, .hero-actions, .stats, .filters, .row { display: flex; align-items: center; }
.site-header { justify-content: space-between; padding: 1rem 4vw; position: sticky; top: 0; z-index: 10; background: rgba(245, 250, 255, 0.8); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255, 255, 255, 0.7); }
.brand, h1, h2 { font-family: "Orbitron", sans-serif; text-transform: uppercase; }
.site-nav { gap: 0.8rem; }
.site-nav a, .nav-button, .ghost, .solid { border-radius: 999px; padding: 0.8rem 1rem; border: 1px solid var(--line); background: rgba(255,255,255,0.44); color: var(--text); box-shadow: inset 0 1px 0 rgba(255,255,255,0.75); }
.site-nav a.active, .nav-button.active, .solid { background: linear-gradient(135deg, var(--accent-2), var(--accent)); border-color: transparent; color: #ffffff; font-weight: 700; box-shadow: 0 14px 26px rgba(92, 156, 255, 0.22); }
.menu-toggle { display: none; }
.hero, .page { padding: 4rem 4vw; }
.hero { min-height: 76vh; display: grid; grid-template-columns: 1fr 0.9fr; gap: 2rem; align-items: center; }
.eyebrow { text-transform: uppercase; font-size: 0.74rem; letter-spacing: 0.28em; color: #2ea9aa; }
h1 { font-size: clamp(2.8rem, 7vw, 5.6rem); line-height: 1; margin: 0.8rem 0 1rem; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); margin: 0 0 0.8rem; }
p { color: var(--muted); line-height: 1.7; }
.visual, .stack-card, .info-card, .contact-form, .cart-inner {
  background: linear-gradient(180deg, rgba(255,255,255,0.84), rgba(240,247,255,0.92));
  border: 1px solid rgba(255,255,255,0.85);
  border-radius: 1.5rem;
  box-shadow: var(--shadow);
}
.visual { min-height: 420px; padding: 2rem; position: relative; overflow: hidden; display: grid; place-items: center; box-shadow: 0 30px 70px rgba(83, 130, 183, 0.2); }
.visual::before { content: ""; position: absolute; inset: 15% 8%; border-radius: 1.2rem; background: linear-gradient(135deg, rgba(53,200,176,0.14), rgba(92,156,255,0.1)); filter: blur(4px); }
.jar { width: 220px; height: 260px; border-radius: 1.6rem 1.6rem 2rem 2rem; background: linear-gradient(180deg, #eef7ff, #cfe2f7); border: 1px solid rgba(92,156,255,0.18); position: relative; z-index: 1; box-shadow: inset 0 -28px 0 rgba(92,156,255,0.08), 0 22px 36px rgba(92,156,255,0.16); }
.jar::before { content: ""; position: absolute; width: 120px; height: 34px; background: #d7e8f7; top: -18px; left: 50%; transform: translateX(-50%); border-radius: 0.8rem; border: 1px solid rgba(92,156,255,0.16); }
.hud-card { position: absolute; right: 1.5rem; bottom: 1.5rem; padding: 1rem 1.2rem; border-radius: 1rem; background: rgba(249,252,255,0.92); border: 1px solid var(--line); z-index: 1; }
.hud-card strong { display: block; margin-top: 0.3rem; color: var(--accent-2); }
.stats { padding: 0 4vw 4rem; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.stats article, .stack-card, .info-card { padding: 1.4rem; }
.stats strong { display: block; font-size: 2rem; color: var(--accent-2); }
.page-head { margin-bottom: 2rem; }
.filters { gap: 0.8rem; margin-bottom: 1.4rem; flex-wrap: wrap; }
.product-grid, .info-grid { display: grid; gap: 1.2rem; }
.product-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stack-card button { width: 100%; margin-top: 1rem; border: 0; border-radius: 999px; padding: 0.85rem; background: linear-gradient(135deg, var(--accent-2), var(--accent)); color: #ffffff; font-weight: 700; cursor: pointer; box-shadow: 0 12px 24px rgba(92, 156, 255, 0.18); }
.contact-form { max-width: 720px; display: grid; gap: 1rem; padding: 1.5rem; }
.contact-form label { display: grid; gap: 0.5rem; }
.contact-form input, .contact-form textarea { border-radius: 1rem; border: 1px solid var(--line); padding: 0.9rem 1rem; background: rgba(255,255,255,0.92); color: var(--text); }
.cart-panel { position: fixed; inset: 0 0 0 auto; width: min(400px, 100%); transform: translateX(100%); transition: transform 0.3s ease; background: rgba(208,225,244,0.35); backdrop-filter: blur(8px); }
.cart-panel.open { transform: translateX(0); }
.cart-inner { height: 100%; border-radius: 0; padding: 1.5rem; display: grid; grid-template-rows: auto 1fr auto; }
[data-cart-items] { list-style: none; padding: 0; margin: 1rem 0; display: grid; gap: 0.8rem; }
[data-cart-items] li { background: var(--panel-strong); padding: 0.9rem 1rem; border-radius: 1rem; display: flex; justify-content: space-between; border: 1px solid var(--line); }
@media (max-width: 820px) {
  .menu-toggle { display: inline-flex; border: 1px solid var(--line); background: rgba(255,255,255,0.55); color: var(--text); border-radius: 999px; padding: 0.8rem 1rem; }
  .site-nav { display: none; position: absolute; top: calc(100% + 0.6rem); left: 4vw; right: 4vw; padding: 1rem; flex-direction: column; align-items: stretch; background: rgba(248,252,255,0.98); border-radius: 1rem; box-shadow: var(--shadow); }
  .site-nav.open { display: flex; }
  .hero, .info-grid { grid-template-columns: 1fr; }
}