:root {
  color-scheme: light dark;

  --primary: #6D28D9;
  --on-primary: #FFFFFF;
  --primary-soft: #EDE9FE;
  --background: #FAFAF8;
  --surface: #FFFFFF;
  --surface-muted: #F3F4F2;
  --on-background: #171717;
  --on-surface: #171717;
  --on-surface-secondary: #525252;
  --on-surface-muted: #73736D;
  --outline: #D9D9D4;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 24px;
  --space-3xl: 32px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #7C3AED;
    --on-primary: #FFFFFF;
    --primary-soft: #2E1065;
    --background: #0D0F10;
    --surface: #171A1C;
    --surface-muted: #202427;
    --on-background: #F5F7F8;
    --on-surface: #F5F7F8;
    --on-surface-secondary: #C8CED2;
    --on-surface-muted: #9EA6AB;
    --outline: #31363A;
  }
}

:root[data-theme="dark"] {
  --primary: #7C3AED;
  --on-primary: #FFFFFF;
  --primary-soft: #2E1065;
  --background: #0D0F10;
  --surface: #171A1C;
  --surface-muted: #202427;
  --on-background: #F5F7F8;
  --on-surface: #F5F7F8;
  --on-surface-secondary: #C8CED2;
  --on-surface-muted: #9EA6AB;
  --outline: #31363A;
}

:root[data-theme="light"] {
  --primary: #6D28D9;
  --on-primary: #FFFFFF;
  --primary-soft: #EDE9FE;
  --background: #FAFAF8;
  --surface: #FFFFFF;
  --surface-muted: #F3F4F2;
  --on-background: #171717;
  --on-surface: #171717;
  --on-surface-secondary: #525252;
  --on-surface-muted: #73736D;
  --outline: #D9D9D4;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--background);
  color: var(--on-background);
  font-family: "Manrope", -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

h1, h2, h3 { font-weight: 700; margin: 0 0 var(--space-md); }

p { margin: 0 0 var(--space-md); color: var(--on-surface-secondary); line-height: 1.6; }

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--background) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--outline);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 18px;
  text-decoration: none;
  color: var(--on-background);
  margin-right: auto;
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
}

.nav-links a {
  text-decoration: none;
  color: var(--on-surface-secondary);
  font-weight: 600;
  font-size: 14px;
}

.nav-links a:hover { color: var(--on-background); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-sm { padding: var(--space-sm) var(--space-lg); font-size: 14px; }

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
}

.btn-primary[aria-disabled="true"] {
  opacity: 0.85;
  cursor: default;
}

.btn-ghost {
  background: var(--surface);
  color: var(--primary);
  border-color: var(--outline);
}

main { max-width: 1080px; margin: 0 auto; padding: 0 var(--space-xl); }

.hero {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  padding: 88px 0 56px;
}

.hero h1 {
  font-size: 48px;
  line-height: 1.1;
}

.lede {
  font-size: 18px;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
  margin: var(--space-lg) 0 var(--space-sm);
}

.features { padding: 48px 0; }

.features h2, .screenshots h2, .cta h2 {
  font-size: 28px;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.feature-card h3 {
  font-size: 16px;
  color: var(--on-surface);
}

.feature-card p { margin: 0; font-size: 14px; }

.screenshots { padding: 48px 0; }

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-2xl) var(--space-lg);
  margin-top: var(--space-2xl);
}

.screenshot-grid figure {
  margin: 0;
  text-align: center;
}

.screenshot-grid img {
  width: 100%;
  border-radius: 20px 20px var(--radius-lg) var(--radius-lg);
  border: 1px solid var(--outline);
  box-shadow: 0 16px 40px -18px rgba(0,0,0,0.3);
}

.screenshot-grid figcaption {
  margin-top: var(--space-md);
  font-size: 14px;
  font-weight: 600;
  color: var(--on-surface-secondary);
}

.pro { padding: 48px 0; }

.pro-card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
}

.pro-badge {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

:root[data-theme="dark"] .pro-badge { color: var(--on-background); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .pro-badge { color: var(--on-background); }
}

.pro-intro { max-width: 560px; }

.pro-intro h2 { font-size: 28px; }

.pro-list {
  list-style: none;
  margin: var(--space-3xl) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl) var(--space-3xl);
}

.pro-list li {
  padding-left: var(--space-2xl);
  position: relative;
}

.pro-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--primary);
}

.pro-list h3 {
  font-size: 15px;
  color: var(--on-surface);
  margin-bottom: var(--space-xs);
}

.pro-list p { margin: 0; font-size: 14px; }

.cta {
  text-align: center;
  background: var(--surface-muted);
  border-radius: var(--radius-lg);
  padding: 56px var(--space-xl);
  margin: 48px 0 72px;
}

.cta p { max-width: 420px; margin: 0 auto var(--space-lg); }

.footer {
  border-top: 1px solid var(--outline);
  padding: var(--space-2xl) var(--space-xl);
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  margin-right: auto;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  text-decoration: none;
  color: var(--on-surface-secondary);
  font-size: 14px;
}

.footer-copy {
  width: 100%;
  margin: 0;
  font-size: 12px;
  color: var(--on-surface-muted);
}

.legal {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px var(--space-xl) 80px;
}

.legal h1 { font-size: 32px; }

.legal h2 {
  font-size: 20px;
  margin-top: var(--space-3xl);
}

.legal .updated {
  color: var(--on-surface-muted);
  font-size: 13px;
  margin-bottom: var(--space-2xl);
}

@media (max-width: 860px) {
  .hero { padding-top: 56px; }
  .hero h1 { font-size: 36px; }
  .feature-grid { grid-template-columns: 1fr; }
  .screenshot-grid { grid-template-columns: repeat(2, 1fr); }
  .pro-card { padding: var(--space-2xl) var(--space-xl); }
  .pro-list { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}