@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

:root {
  --brand-primary: #667eea;
  --brand-primary-dark: #5850ec;
  --brand-accent-green: #10B981;
  --brand-accent-amber: #F59E0B;
  --brand-accent-red: #EF4444;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-inverse: #ffffff;
  --bg: #ffffff;
  --bg-muted: #F9FAFB;
  --border: #E5E7EB;
  --shadow: 0 10px 25px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text-primary);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  width: 100%;
  max-width: 1100px;
  padding: 0 20px;
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 0px 14px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-primary-dark));
  color: var(--text-inverse);
  box-shadow: var(--shadow);
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-inverse);
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: radial-gradient(120% 120% at 10% 10%, #a5b4fc 0%, var(--brand-primary) 40%, var(--brand-primary-dark) 100%);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.15), var(--shadow);
}
.brand-name {
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.2px;
}

.nav {
  display: flex;
  gap: 18px;
}
.nav a {
  color: var(--text-inverse);
  text-decoration: none;
  font-weight: 600;
  opacity: 0.95;
}
.nav a:hover { opacity: 1; text-decoration: underline; }
.nav-toggle { display: none; }

/* Hero */
.hero {
  background: linear-gradient(180deg, rgba(102,126,234,0.10) 0%, rgba(102,126,234,0.02) 100%);
  padding: 14px;
}
.hero .inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: center;
  padding: 60px 0;
}
.eyebrow {
  display: inline-block;
  background: #EEF2FF;
  color: var(--brand-primary-dark);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}
.hero h1 {
  margin: 10px 0 12px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 800;
}
.hero p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.btn {
  appearance: none;
  border: 0;
  border-radius: 10px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-primary { background: var(--brand-primary); color: var(--text-inverse); box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--brand-primary-dark); }
.btn-outline { background: #fff; color: var(--brand-primary); border: 2px solid var(--brand-primary); }
.btn-outline:hover { background: #EEF2FF; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 34px 0 10px;
}
.card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
  padding: 18px;
  box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 6px; font-family: 'Space Mono', monospace; }
.card p { margin: 0; color: var(--text-secondary); }
.badge { font-weight: 700; font-size: 12px; color: var(--text-secondary); }

/* Content */
main section { padding: 46px 0; }
.section-title { font-size: 28px; margin: 0 0 8px; font-family: 'Space Mono', monospace; }
.muted { color: var(--text-secondary); }

.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding: 0px; }
.feature { display: flex; gap: 12px; align-items: flex-start; }
.feature .icon { font-size: 24px; }

/* Forms */
form { display: grid; gap: 12px; }
label { font-weight: 700; font-size: 14px; }
input, textarea { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; font-size: 16px; width: 100%; }
textarea { min-height: 140px; resize: vertical; }
.form-hint { color: var(--text-secondary); font-size: 13px; }
.success { color: var(--brand-accent-green); }
.error { color: var(--brand-accent-red); }

/* Footer */
.site-footer { background: var(--bg-muted); border-top: 1px solid var(--border); padding: 14px; }
.site-footer .inner { padding: 24px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.legal-links { display: flex; gap: 14px; }
.legal-links a { color: var(--text-secondary); text-decoration: none; }
.legal-links a:hover { text-decoration: underline; }

/* Utilities */
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 999px; background: #F3F4F6; color: #111827; font-weight: 700; font-size: 12px; }
.center { text-align: center; }

/* Responsive */
@media (max-width: 900px) {
  .hero .inner { grid-template-columns: 1fr; padding: 36px 0; }
  .container { padding: 0 16px; }
  main section { padding: 36px 0; }
  .site-header .inner { padding: 12px 0; }
  .site-footer .inner { padding: 20px 0; }
  .card-grid { grid-template-columns: 1fr 1fr; gap: 16px; margin: 28px 0 8px; }
  .card { padding: 16px; }
  .feature-list { grid-template-columns: 1fr; gap: 12px; }
  .cta-row { gap: 10px; margin-top: 16px; }
  .container ul, .container ol { padding-left: 18px; }
}
@media (max-width: 640px) {
  .nav { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 10px; background: rgba(255,255,255,0.12); color: var(--text-inverse); border: none; }
  .nav.open { display: flex; position: absolute; top: 54px; right: 12px; flex-direction: column; background: #1F2937; padding: 8px; border-radius: 12px; box-shadow: var(--shadow); }
  .nav.open a { padding: 6px 4px; }
  .container { padding: 0 14px; }
  main section { padding: 28px 0; }
  .hero .inner { padding: 28px 0; }
  .site-header .inner { padding: 10px 0; }
  .site-footer .inner { padding: 18px 0; }
  .brand { gap: 10px; }
  .brand-mark { width: 36px; height: 36px; border-radius: 10px; }
  .card-grid { grid-template-columns: 1fr; gap: 14px; margin: 24px 0 8px; }
  .card { padding: 14px; }
  .feature-list { gap: 10px; }
  .container ul, .container ol { padding-left: 16px; }
}