@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #060a12;
  --bg-elevated: #0c1220;
  --card: #111827;
  --card-hover: #1a2332;
  --border: #1e293b;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --accent: #3b82f6;
  --accent-2: #06b6d4;
  --gradient: linear-gradient(135deg, #0ea5e9 0%, #6366f1 50%, #8b5cf6 100%);
  --radius: 16px;
  --shadow: 0 24px 48px rgba(0,0,0,.35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body.demo-page {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.demo-page a { color: var(--accent); text-decoration: none; }
.demo-page a:hover { color: #60a5fa; }

.demo-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6,10,18,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.demo-nav .inner {
  max-width: 1140px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.demo-nav .brand { font-weight: 800; font-size: 1.15rem; color: var(--text); letter-spacing: -.02em; }
.demo-nav .brand span { color: var(--accent-2); }
.demo-nav ul { display: flex; gap: 28px; list-style: none; }
.demo-nav ul a { color: var(--muted); font-size: .9rem; font-weight: 500; }
.demo-nav ul a:hover { color: var(--text); }
.demo-nav .cta-nav {
  background: var(--accent); color: #fff !important; padding: 10px 20px;
  border-radius: 10px; font-weight: 600; font-size: .875rem;
}
.demo-nav .cta-nav:hover { background: #2563eb; color: #fff !important; }

.demo-hero {
  position: relative; overflow: hidden;
  padding: 88px 24px 100px;
  text-align: center;
}
.demo-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% -20%, rgba(59,130,246,.25), transparent),
              radial-gradient(ellipse 60% 40% at 80% 50%, rgba(6,182,212,.12), transparent);
  pointer-events: none;
}
.demo-hero .inner { max-width: 820px; margin: 0 auto; position: relative; }
.demo-hero .badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: rgba(59,130,246,.15); color: #93c5fd; font-size: 12px; font-weight: 600;
  margin-bottom: 20px; border: 1px solid rgba(59,130,246,.3);
}
.demo-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1.15;
  letter-spacing: -.03em; margin-bottom: 20px;
}
.demo-hero .lead { color: var(--muted); font-size: 1.125rem; max-width: 620px; margin: 0 auto 32px; }
.demo-hero .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.demo-hero .btn-primary-lg {
  background: var(--gradient); color: #fff; padding: 14px 28px; border-radius: 12px;
  font-weight: 700; border: none; cursor: pointer; font-size: 1rem;
  box-shadow: 0 8px 24px rgba(59,130,246,.35);
}
.demo-hero .btn-ghost {
  background: transparent; color: var(--text); padding: 14px 28px; border-radius: 12px;
  font-weight: 600; border: 1px solid var(--border);
}

.demo-section { max-width: 1140px; margin: 0 auto; padding: 64px 24px; }
.demo-section h2 { font-size: 1.75rem; font-weight: 800; margin-bottom: 12px; letter-spacing: -.02em; }
.demo-section .sub { color: var(--muted); margin-bottom: 40px; max-width: 560px; }

.grid-3 { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }

.demo-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: border-color .2s, transform .2s, box-shadow .2s;
}
.demo-card:hover { border-color: #334155; transform: translateY(-4px); box-shadow: var(--shadow); }
.demo-card .icon {
  width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 16px; background: rgba(59,130,246,.12);
}
.demo-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.demo-card p { color: var(--muted); font-size: .9rem; }

.product-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: transform .2s, box-shadow .2s;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.product-card .thumb {
  height: 180px; background: linear-gradient(145deg, #1e293b, #0f172a);
  display: flex; align-items: center; justify-content: center; font-size: 3rem;
}
.product-card .body { padding: 20px; }
.product-card .price { color: var(--accent-2); font-weight: 700; font-size: 1.1rem; }
.product-card .tag { font-size: 11px; background: #1e3a5f; color: #93c5fd; padding: 3px 8px; border-radius: 6px; }

.stat-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; text-align: center;
}
.stat-card .num { font-size: 2.25rem; font-weight: 800; background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-card .label { color: var(--muted); font-size: .875rem; margin-top: 4px; }

.trust-row { display: flex; flex-wrap: wrap; gap: 32px; justify-content: center; align-items: center;
  padding: 32px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  color: var(--muted); font-size: .85rem; font-weight: 600; letter-spacing: .05em; }

.demo-footer {
  border-top: 1px solid var(--border); padding: 40px 24px; text-align: center;
  color: var(--muted); font-size: .875rem;
}

.demo-input {
  width: 100%; padding: 14px 18px; border-radius: 12px; border: 1px solid var(--border);
  background: var(--bg-elevated); color: var(--text); font-size: 1rem;
}
.demo-input:focus { outline: none; border-color: var(--accent); }

@media (max-width: 768px) {
  .demo-nav ul { display: none; }
}