:root {
  --bg: #0b1120;
  --bg-soft: #111827;
  --panel: #1f2937;
  --panel-2: #172033;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f9fafb;
  --muted: #9ca3af;
  --green: #22c55e;
  --green-dark: #052e16;
  --blue: #60a5fa;
  --red: #f87171;
  --max: 1100px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 85% 5%, rgba(34, 197, 94, 0.12), transparent 28rem),
    radial-gradient(circle at 10% 35%, rgba(96, 165, 250, 0.08), transparent 30rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 17, 32, 0.82);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand { display: inline-flex; align-items: center; gap: 0.7rem; text-decoration: none; font-weight: 900; font-size: 1.2rem; }
.brand img { width: 42px; height: 42px; border-radius: 12px; }
.brand .four { color: var(--green); }
.nav-links { display: flex; align-items: center; gap: 1.25rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-weight: 700; font-size: 0.95rem; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--text); }

.hero { padding: 6rem 0 5rem; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr); align-items: center; gap: 4rem; }
.eyebrow { color: var(--green); font-weight: 900; text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; }
h1 { max-width: 780px; margin: 0.7rem 0 1.1rem; font-size: clamp(2.8rem, 8vw, 5.7rem); line-height: 0.98; letter-spacing: -0.055em; }
.hero-copy { max-width: 650px; color: var(--muted); font-size: 1.15rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 48px; padding: 0.75rem 1.15rem; border-radius: 12px; text-decoration: none; font-weight: 900; border: 1px solid transparent; }
.button-primary { background: var(--green); color: var(--green-dark); }
.button-secondary { background: rgba(255,255,255,0.025); border-color: var(--border); color: var(--text); }
.button:hover { transform: translateY(-1px); }

.logo-card {
  width: min(100%, 430px);
  justify-self: center;
  position: relative;
  padding: 1rem;
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(255,255,255,0.06), rgba(255,255,255,0.015));
  border: 1px solid var(--border);
  box-shadow: 0 28px 80px rgba(0,0,0,0.35);
}
.logo-card img { border-radius: 24%; }

.section { padding: 4.5rem 0; }
.section-heading { max-width: 680px; margin-bottom: 2rem; }
.section-heading h2 { margin: 0 0 0.5rem; font-size: clamp(2rem, 5vw, 3.2rem); letter-spacing: -0.035em; }
.section-heading p { margin: 0; color: var(--muted); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card { background: linear-gradient(145deg, rgba(31,41,55,0.96), rgba(23,32,51,0.92)); border: 1px solid var(--border); border-radius: 20px; padding: 1.4rem; }
.card-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 13px; margin-bottom: 1rem; background: rgba(34,197,94,0.12); color: var(--green); font-weight: 900; }
.card h3 { margin: 0 0 0.5rem; }
.card p { margin: 0; color: var(--muted); }

.privacy-callout { display: grid; grid-template-columns: auto 1fr; gap: 1.2rem; align-items: center; padding: 1.4rem; border: 1px solid rgba(34,197,94,0.24); background: rgba(34,197,94,0.07); border-radius: 20px; }
.privacy-callout strong { display: block; margin-bottom: 0.2rem; }
.privacy-callout p { margin: 0; color: var(--muted); }
.privacy-dot { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 50%; background: var(--green); color: var(--green-dark); font-weight: 950; }

.legal-hero { padding: 4.5rem 0 2rem; }
.legal-hero h1 { font-size: clamp(2.4rem, 7vw, 4.5rem); }
.legal-hero p { color: var(--muted); max-width: 720px; }
.legal-layout { display: grid; grid-template-columns: 230px minmax(0, 760px); gap: 3rem; align-items: start; padding-bottom: 5rem; }
.toc { position: sticky; top: 100px; padding: 1rem; border: 1px solid var(--border); border-radius: 16px; background: rgba(17,24,39,0.72); }
.toc strong { display: block; margin-bottom: 0.5rem; }
.toc a { display: block; color: var(--muted); text-decoration: none; padding: 0.32rem 0; font-size: 0.92rem; }
.toc a:hover { color: var(--green); }
.prose section { scroll-margin-top: 110px; margin-bottom: 2.4rem; }
.prose h2 { margin: 0 0 0.8rem; font-size: 1.55rem; }
.prose h3 { margin: 1.4rem 0 0.4rem; }
.prose p, .prose li { color: #cbd5e1; }
.prose ul { padding-left: 1.25rem; }
.prose a { color: var(--green); }
.notice { padding: 1rem 1.1rem; border-left: 3px solid var(--green); background: rgba(31,41,55,0.7); border-radius: 0 12px 12px 0; color: #cbd5e1; }

.support-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; max-width: 800px; }
.support-card a { color: var(--green); font-weight: 800; }

.site-footer { border-top: 1px solid var(--border); padding: 2rem 0; color: var(--muted); }
.footer-row { display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

@media (max-width: 800px) {
  .nav-links a:not(.keep-mobile) { display: none; }
  .hero { padding-top: 4rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .logo-card { max-width: 330px; }
  .feature-grid { grid-template-columns: 1fr; }
  .legal-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .toc { position: static; }
  .support-grid { grid-template-columns: 1fr; }
  .footer-row { flex-direction: column; align-items: flex-start; }
}