:root {
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --ink: #0f172a;
  --ink-soft: #475569;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --font-heading: 'Georgia', 'Times New Roman', serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
h1, h2, h3 { font-family: var(--font-heading); line-height: 1.25; margin: 0 0 .5em; }
p { margin: 0 0 1em; color: var(--ink-soft); }
a { color: var(--accent-dark); }

.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-family: var(--font-heading); font-size: 20px; font-weight: 700; color: var(--ink); text-decoration: none; }
.brand span { color: var(--accent-dark); }
.nav { display: flex; align-items: center; gap: 24px; }
.nav a { text-decoration: none; color: var(--ink); font-size: 14px; }
.nav-cta { background: var(--accent); color: #fff !important; padding: 8px 16px; border-radius: 999px; font-weight: 600; }

/* Hero */
.hero {
  padding: 96px 0 72px;
  background: linear-gradient(180deg, #0f172a, #1e293b);
  color: #fff; text-align: center;
}
.hero .eyebrow {
  display: inline-block; font-size: 13px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; margin-bottom: 16px;
}
.hero h1 { font-size: clamp(30px, 5vw, 50px); max-width: 760px; margin: 0 auto .4em; color: #fff; }
.hero-sub { font-size: 18px; max-width: 580px; margin: 0 auto 28px; color: #cbd5e1; }

.btn {
  display: inline-block; padding: 13px 28px; border-radius: 999px;
  text-decoration: none; font-weight: 600; font-size: 15px;
  transition: transform .15s ease, background .15s ease;
}
.btn-primary { background: var(--accent); color: #1a1300; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-ghost { border: 1px solid rgba(255,255,255,0.3); color: #fff; margin-left: 10px; }
.btn-ghost:hover { background: rgba(255,255,255,0.08); }

/* Sections */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section h2 { font-size: 30px; margin-bottom: .3em; }
.section-lead { max-width: 620px; color: var(--ink-soft); margin-bottom: 40px; }

.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: 1fr 1fr; }

.card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 28px;
}
.card h3 { font-size: 18px; }
.card .step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 50%; background: var(--accent);
  color: #1a1300; font-weight: 700; font-family: var(--font-body); margin-bottom: 14px;
}

.pricing-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 28px;
  display: flex; flex-direction: column;
}
.pricing-card.featured { border-color: var(--accent); box-shadow: 0 8px 24px rgba(245,158,11,0.15); }
.pricing-card .tier-name { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-soft); font-weight: 700; }
.pricing-card .tier-price { font-family: var(--font-heading); font-size: 34px; margin: 6px 0 16px; }
.pricing-card ul { list-style: none; padding: 0; margin: 0 0 20px; flex: 1; }
.pricing-card li { padding: 6px 0; font-size: 14px; border-bottom: 1px solid var(--border); }

.demo-callout {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  background: var(--ink); color: #fff; border-radius: 16px; padding: 40px;
  flex-wrap: wrap;
}
.demo-callout h3 { color: #fff; font-size: 22px; }
.demo-callout p { color: #cbd5e1; }

.site-footer { padding: 40px 0; text-align: center; font-size: 13px; color: var(--ink-soft); border-top: 1px solid var(--border); }

@media (max-width: 720px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .nav { display: none; }
  .demo-callout { flex-direction: column; text-align: center; }
}