@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Playfair+Display:ital@0;1&family=Geist+Mono:wght@400;500&display=swap');

:root {
  --canvas-base: #ffffff;
  --canvas-inert: #fafafc;
  --brand-primary: #4d0e4e;
  --border-soft: #f2f2f7;
  --ink-primary: #111112;
  --ink-muted: #636366;

  --sans: 'Plus Jakarta Sans', system-ui, sans-serif;
  --serif: 'Playfair Display', Georgia, serif;
  --mono: 'Geist Mono', 'JetBrains Mono', monospace;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 48px;
  --space-xxl: 64px;
  --space-xxl-lg: 96px;

  --max-width: 1280px;
  --radius: 10px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-primary);
  background: var(--canvas-base);
}

a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.75;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-xxl) 0;
}

.section-inert {
  background: var(--canvas-inert);
}

.section-brand {
  background: var(--brand-primary);
  color: white;
}

h1,
h2,
h3,
h4 {
  font-family: var(--sans);
  font-weight: 700;
  line-height: 1.15;
  color: var(--ink-primary);
  letter-spacing: -0.02em;
}

h1 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h4 {
  font-size: 18px;
  font-weight: 600;
}

p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-muted);
}

.serif-accent {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--brand-primary);
}

code,
pre,
.mono {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: opacity 0.2s;
  text-decoration: none;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 18px;
}

.btn:hover {
  opacity: 0.85;
}

.btn-primary {
  background: var(--brand-primary);
  color: white;
  border: 2px solid var(--brand-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--brand-primary);
  border: 2px solid var(--brand-primary);
}

.btn-secondary:hover {
  background: var(--brand-primary);
  color: white;
}

.btn-white {
  background: white;
  color: var(--brand-primary);
  border: 2px solid white;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--canvas-base);
  border-bottom: 1px solid var(--border-soft);
}

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

.logo {
  font-weight: 800;
  font-size: 20px;
  color: var(--brand-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo span {
  font-weight: 400;
  color: var(--ink-muted);
  font-size: 14px;
  margin-left: var(--space-xs);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav a {
  padding: var(--space-sm) 14px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-muted);
  text-decoration: none;
  transition:
    color 0.2s,
    background 0.2s;
}

.nav a:hover {
  color: var(--brand-primary);
  background: var(--canvas-inert);
  opacity: 1;
}

.hero {
  padding: var(--space-xxl-lg) 0 var(--space-xxl);
  text-align: center;
}

.hero h1 {
  max-width: 800px;
  margin: 0 auto var(--space-md);
}

.hero p {
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto var(--space-lg);
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--brand-primary);
  background: var(--canvas-inert);
  border: 1px solid var(--border-soft);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: var(--space-lg);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-header p {
  font-size: 18px;
  max-width: 600px;
  margin: var(--space-md) auto 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-lg);
}

.card {
  background: var(--canvas-base);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: var(--space-lg);
  transition: border-color 0.2s;
}

.card:hover {
  border-color: var(--brand-primary);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.card-icon svg {
  width: 20px;
  height: 20px;
  color: white;
}

.card h3 {
  margin-bottom: var(--space-sm);
}

.card p {
  font-size: 14px;
}

.card-tag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--brand-primary);
  font-weight: 500;
}

.footer {
  border-top: 1px solid var(--border-soft);
  padding: var(--space-xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
}

.footer-brand p {
  font-size: 13px;
  margin-top: var(--space-sm);
}

.footer h4 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  color: var(--ink-primary);
}

.footer ul {
  list-style: none;
}

.footer li {
  margin-bottom: var(--space-sm);
}

.footer a {
  font-size: 13px;
  color: var(--ink-muted);
  text-decoration: none;
}

.footer a:hover {
  color: var(--brand-primary);
  opacity: 1;
}

.footer-bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--ink-muted);
}

.credit {
  font-size: 13px;
  color: var(--ink-muted) !important;
}

.credit a {
  color: var(--ink-muted);
  text-decoration: underline;
}

.credit a:hover {
  color: var(--brand-primary);
}

@media (max-width: 1024px) {
  h1 {
    font-size: 36px;
  }
  h2 {
    font-size: 26px;
  }
  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .nav {
    display: none;
  }
  h1 {
    font-size: 28px;
  }
  h2 {
    font-size: 22px;
  }
  h3 {
    font-size: 18px;
  }
  .section {
    padding: var(--space-xl) 0;
  }
  .hero {
    padding: var(--space-xl) 0;
  }
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}