:root {
  --bg: #ffffff;
  --bg-alt: #f7f8fa;
  --text: #1c1c28;
  --muted: #5a5a6a;
  --accent: #4f46e5;
  --accent-dark: #4338ca;
  --border: #e5e7eb;
  --maxw: 1040px;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow {
  max-width: 720px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  letter-spacing: -0.01em;
}

.brand:hover {
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
  text-decoration: none;
}

/* Hero */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(180deg, #f5f5ff 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 12px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  max-width: 16ch;
}

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 56ch;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  font-family: inherit;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Sections */
.section {
  padding: 72px 0;
}

.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section h2 {
  font-size: 1.7rem;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
}

.section-intro {
  color: var(--muted);
  max-width: 64ch;
  margin: 0 0 36px;
}

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

.policy {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.section-alt .policy {
  background: var(--bg-alt);
}

.policy h3 {
  margin: 0 0 12px;
  font-size: 1.2rem;
}

.policy p {
  color: var(--muted);
  margin: 0 0 14px;
}

.policy p:last-child {
  margin-bottom: 0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner p {
  margin: 0 0 6px;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.88rem;
}

@media (max-width: 720px) {
  .policy-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 64px 0 56px;
  }

  .section {
    padding: 56px 0;
  }
}