/* Base styles */
:root {
  --bg: #ffffff;
  --text: #111111;
  --muted: #6b7280;
  --brand: #111111; /* chic noir */
  --accent: #eab308; /* gold accent */
  --soft: #f7f7f7;
  --ring: rgba(17, 17, 17, 0.1);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1100px, 92%); margin: 0 auto; }

/* Header */
header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: saturate(180%) blur(8px);
  background: rgba(255,255,255,0.7);
  border-bottom: 1px solid var(--soft);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 0;
}
.nav .links a { margin: 0 12px; font-size: 15px; }
.btn {
  display: inline-block; padding: 12px 18px; border: 1px solid #111; border-radius: 999px;
  font-weight: 600; transition: transform .06s ease, background-color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn.brand { background: var(--brand); color:#fff; border-color: var(--brand); }
.btn.ghost { background: transparent; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; border:1px solid var(--soft); padding:8px 12px; border-radius:999px;
  box-shadow: 0 1px 0 var(--ring);
  font-size: 13px; color: var(--muted);
}

/* Hero */
.hero {
  background: url('./assets/hero.svg') center/cover no-repeat;
  padding: 64px 0 48px;
}
.hero .card {
  background: rgba(255,255,255,0.9);
  border:1px solid var(--soft);
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(17,17,17,0.05);
  max-width: 760px;
}
.hero h1 { font-size: clamp(30px, 6vw, 52px); line-height: 1.08; margin: 6px 0 12px; }
.lead { color: var(--muted); font-size: clamp(16px, 2.6vw, 18px); }
.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 18px; }
.kpi { background:#fff; border:1px solid var(--soft); border-radius:14px; padding: 14px; text-align:center; }
.kpi strong { display:block; font-size: 22px; }

/* Sections */
.section { padding: 64px 0; }
.section h2 { font-size: 28px; margin: 0 0 18px; }
.grid { display: grid; gap: 18px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background:#fff; border:1px solid var(--soft); border-radius:16px; padding:18px;
  box-shadow: 0 10px 20px rgba(17,17,17,0.04);
}
.card .title { font-weight:700; margin: 10px 0 6px; }
.price { font-weight: 800; }
.tag { font-size: 12px; color:#555; background:#f4f4f5; padding:4px 8px; border-radius:999px; }

/* Trust bar */
.trustbar {
  display:flex; flex-wrap: wrap; gap:10px; align-items:center; justify-content:center;
  border-top:1px solid var(--soft); border-bottom:1px solid var(--soft);
  padding:12px 0; color: var(--muted);
}

/* FAQ */
details { border:1px solid var(--soft); border-radius:12px; padding: 12px 14px; background:#fff; }
details + details { margin-top: 10px; }
summary { cursor: pointer; font-weight: 600; }

/* Footer */
footer { border-top:1px solid var(--soft); padding: 26px 0 60px; color: var(--muted); }
footer .cols { display:grid; grid-template-columns: repeat(4,1fr); gap:18px; }
footer a { color: var(--muted); }

/* Responsive */
@media (max-width: 920px) {
  .grid.cols-3 { grid-template-columns: 1fr 1fr; }
  .kpis { grid-template-columns: 1fr; }
  footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .grid.cols-2, .grid.cols-3 { grid-template-columns: 1fr; }
  .nav .links { display:none; }
}