:root {
  color-scheme: light dark;
  --background: #ffffff;
  --surface: #f5f5f7;
  --text: #1d1d1f;
  --secondary: #6e6e73;
  --separator: #d2d2d7;
  --link: #06c;
  --focus: #0071e3;
  --content-width: 760px;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-size: 17px;
  line-height: 1.58;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
  border-radius: 4px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 10;
  padding: 10px 14px;
  background: var(--text);
  color: var(--background);
  border-radius: 10px;
}
.skip-link:focus { top: 16px; }

.site-header {
  border-bottom: 1px solid var(--separator);
  background: color-mix(in srgb, var(--background) 92%, transparent);
}
.header-inner,
.page-shell,
.footer-inner {
  width: min(calc(100% - 40px), var(--content-width));
  max-width: 760px;
  margin: 0 auto;
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
}
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.language-nav { display: flex; align-items: center; gap: 16px; }
.language-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-size: 15px;
}
.language-nav [aria-current="page"] {
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
}

.page-shell { padding: 72px 0 88px; }
.hero { padding-bottom: 48px; }
.eyebrow {
  margin: 0 0 10px;
  color: var(--secondary);
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 64px);
  line-height: 1.03;
  letter-spacing: -0.035em;
}
.promise {
  max-width: 640px;
  margin: 24px 0 12px;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.015em;
}
.updated { margin: 0; color: var(--secondary); font-size: 15px; }

.policy-section {
  padding: 36px 0;
  border-top: 1px solid var(--separator);
}
.policy-section h2 {
  margin: 0 0 14px;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.018em;
}
.policy-section p { margin: 0 0 14px; }
.policy-section p:last-child { margin-bottom: 0; }
.policy-section ul { margin: 14px 0 0; padding-left: 1.25em; }
.policy-section li + li { margin-top: 8px; }
.privacy-summary {
  margin: 4px 0 0;
  padding: 22px 24px;
  background: var(--surface);
  border-radius: 18px;
}
.privacy-summary strong { display: block; margin-bottom: 4px; }
.contact-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-weight: 650;
}

.site-footer { border-top: 1px solid var(--separator); }
.footer-inner {
  padding: 28px 0 40px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--secondary);
  font-size: 14px;
}
.footer-inner p { margin: 0; }
.error-page { min-height: 72vh; display: grid; align-content: center; }
.error-links { display: flex; flex-wrap: wrap; gap: 18px; }

@media (max-width: 620px) {
  body { font-size: 16px; }
  .header-inner { align-items: flex-start; padding: 14px 0; }
  .language-nav { gap: 12px; }
  .page-shell { padding: 48px 0 64px; }
  .hero { padding-bottom: 36px; }
  .policy-section { padding: 30px 0; }
  .footer-inner { flex-direction: column; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #000000;
    --surface: #1c1c1e;
    --text: #f5f5f7;
    --secondary: #a1a1a6;
    --separator: #38383a;
    --link: #2997ff;
    --focus: #64d2ff;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}