:root {
  --bg: #fbfbfd;
  --surface: #ffffff;
  --text: #0b1b32;
  --muted: #4b5e77;
  --primary: #0b3a78;
  --primary2: #b91c1c;
  --border: #e5e7eb;
  --radius: 18px;
  --shadow: 0 12px 34px rgba(11,27,50,.12);
  --font-head: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-body: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border);
  
}

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 18px; height: 18px; border-radius: 6px;
  background: radial-gradient(circle at 30% 30%, var(--primary), var(--primary2));
  box-shadow: 0 8px 18px color-mix(in oklab, var(--primary) 30%, transparent);
}
.brand-name { font-family: var(--font-head); font-weight: 700; letter-spacing: .2px; }

.nav { display: inline-flex; gap: 18px; }
.nav a { color: var(--muted); font-weight: 600; }
.nav a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 14px;
  border-radius: calc(var(--radius) - 8px);
  border: 1px solid var(--border);
  font-weight: 700;
  gap: 10px;
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  color: white;
  border-color: color-mix(in oklab, var(--primary) 45%, var(--border));
}
.btn-secondary {
  background: color-mix(in oklab, var(--surface) 86%, var(--primary) 14%);
}
.btn-ghost { background: transparent; color: var(--muted); }

.hero {
  padding: 54px 0 24px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 26px;
  align-items: stretch;
}
.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(34px, 4vw, 50px);
  line-height: 1.05;
  margin: 0 0 12px;
}
.lead { font-size: 1.1rem; color: var(--muted); margin: 0 0 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px 18px; color: var(--muted); font-weight: 600; }
.dot { width: 10px; height: 10px; border-radius: 999px; display: inline-block; margin-right: 8px;
  background: var(--primary);
}

.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-card-inner {
  padding: 22px;
  background: radial-gradient(circle at 20% 10%, color-mix(in oklab, var(--primary) 18%, transparent), transparent 58%);
}
.kicker { color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; }

.section { padding: 34px 0; }
.section-alt { padding: 30px 0 58px; }
.section-head { margin-bottom: 14px; }
.section-head h1, .section-head h2 { margin: 0 0 6px; font-family: var(--font-head); }
.muted { color: var(--muted); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card + .card { margin-top: 14px; }
.card-head { font-weight: 900; margin-bottom: 10px; }

.product {
  padding: 0;
  overflow: hidden;
}
.product-media {
  aspect-ratio: 4/3;
  background: color-mix(in oklab, var(--surface) 70%, var(--primary) 10%);
}
.product-media img { width: 100%; height: 100%; object-fit: cover; }
.product-body { padding: 14px; }
.product-title { font-weight: 900; margin-bottom: 6px; }
.product-tags { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.tag {
  font-size: .78rem;
  font-weight: 800;
  color: color-mix(in oklab, var(--muted) 80%, var(--text) 20%);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 9px;
}

.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 18px 0 14px; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
}
.chip.active {
  background: color-mix(in oklab, var(--primary) 18%, var(--surface));
  color: var(--text);
  border-color: color-mix(in oklab, var(--primary) 35%, var(--border));
}
.search input {
  width: min(320px, 48vw);
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  outline: none;
}

.pdp {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 12px;
}
.pdp-media {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.pdp-img { width: 100%; height: 100%; object-fit: cover; }
.pdp-main h1 { margin: 0 0 10px; font-family: var(--font-head); }
.pdp-meta {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  margin: 14px 0;
}
.meta-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--border); }
.meta-row:last-child { border-bottom: none; }
.meta-label { color: var(--muted); font-weight: 800; }
.meta-value { font-weight: 900; }

.pdp-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.list { margin: 0; padding-left: 18px; }
.backlink { display: inline-block; margin-top: 6px; color: var(--muted); font-weight: 800; }
.backlink:hover { color: var(--text); }

.accordion details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
  margin-top: 12px;
}
.accordion summary {
  cursor: pointer;
  font-weight: 900;
}
.accordion summary::marker { color: var(--primary); }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form { display: grid; gap: 10px; }
label { display: grid; gap: 6px; font-weight: 800; }
input, textarea {
  padding: 10px 12px;
  border-radius: calc(var(--radius) - 10px);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  outline: none;
}
textarea { resize: vertical; }

.callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 22px 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr .8fr 1fr;
  gap: 14px;
  align-items: start;
}
.footer-brand { font-weight: 950; font-family: var(--font-head); }
.footer-links { display: flex; flex-wrap: wrap; gap: 12px; color: var(--muted); font-weight: 800; }

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pdp { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid { grid-template-columns: 1fr; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .search input { width: 100%; }
}