:root {
  color-scheme: dark;
  --bg: #080b12;
  --surface: rgba(18, 24, 38, 0.78);
  --text: #f4f7fb;
  --muted: #aab4c5;
  --line: rgba(255, 255, 255, 0.1);
  --accent: #72e6bb;
  --accent-strong: #39c895;
  --max-width: 760px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(57, 200, 149, 0.14), transparent 34rem),
    radial-gradient(circle at 90% 35%, rgba(76, 112, 255, 0.12), transparent 30rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.65;
}

a { color: var(--accent); text-underline-offset: 0.2em; }
a:hover, a:focus-visible { color: #a5f2d6; }

.shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--text);
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.site-header nav { display: flex; gap: 1rem; font-size: 0.95rem; }
main { padding-block: clamp(3rem, 10vw, 6rem); }

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.16; letter-spacing: -0.035em; }
h1 { max-width: 15ch; margin: 0; font-size: clamp(2.35rem, 8vw, 4.7rem); }
.privacy h1 { max-width: none; font-size: clamp(2.2rem, 7vw, 4rem); }
h2 { margin: 2.4rem 0 0.65rem; font-size: clamp(1.3rem, 4vw, 1.65rem); }
p, li { color: var(--muted); }

.lede {
  max-width: 60ch;
  margin: 1.25rem 0 0;
  font-size: clamp(1.1rem, 3vw, 1.3rem);
}

.card {
  margin-top: 2rem;
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: var(--surface);
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.card ul { margin: 0; padding-left: 1.25rem; }
.card li + li { margin-top: 0.7rem; }
.policy-meta { margin-top: 0.75rem; font-size: 0.95rem; }

.notice {
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--accent-strong);
  border-radius: 0.25rem 0.75rem 0.75rem 0.25rem;
  background: rgba(57, 200, 149, 0.08);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.5rem 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 520px) {
  .site-header, .site-footer { align-items: flex-start; flex-direction: column; }
  .site-header nav { width: 100%; justify-content: space-between; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}