:root {
  --bg: #E8E6E1;
  --surface: #F2F0EB;
  --surface-soft: #FFFFFF;
  --ink: #1A1D1F;
  --ink-soft: rgba(26, 29, 31, 0.65);
  --ink-mute: rgba(26, 29, 31, 0.45);
  --line: rgba(26, 29, 31, 0.10);
  --line-strong: rgba(26, 29, 31, 0.20);
  --accent: #17B030;
  --accent-soft: rgba(23, 176, 48, 0.08);
  --accent-border: rgba(23, 176, 48, 0.3);
  --inverse-bg: #1A1D1F;
  --inverse-ink: #E8E6E1;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }

.eyebrow {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
}

/* ============== TOPBAR ============== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 0 28px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.topbar-mark {
  width: 26px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--ink);
}
.topbar-mark svg { display: block; width: 100%; height: 100%; }
.topbar-brand {
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}
.topbar-divider {
  width: 1px;
  height: 16px;
  background: var(--line-strong);
  flex-shrink: 0;
  margin: 0 6px;
}
.topbar-system {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  line-height: 1;
}
.topbar-nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 99px;
  background: var(--surface);
}
.lang-switcher a {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  padding: 5px 10px;
  border-radius: 99px;
  transition: background 0.18s ease, color 0.18s ease;
}
.lang-switcher a:hover { color: var(--ink); }
.lang-switcher a.active {
  background: var(--ink);
  color: var(--surface);
}

/* ============== HERO ============== */
.hero {
  padding: 96px 28px 56px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-eyebrow-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.hero-eyebrow-row::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.hero-title {
  font-size: clamp(48px, 7vw, 88px);
  font-weight: 200;
  letter-spacing: -0.05em;
  line-height: 0.98;
  color: var(--ink);
  margin-bottom: 28px;
}
.hero-title em {
  font-family: 'Manrope', sans-serif;
  font-style: normal;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.045em;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 620px;
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 28px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  max-width: 920px;
}
.hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hero-meta-item .label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hero-meta-item .value {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* ============== SECTION ============== */
.section {
  padding: 64px 28px 80px;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.section-header {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  margin-bottom: 48px;
  align-items: end;
}
.section-num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.section-title {
  font-size: 36px;
  font-weight: 200;
  letter-spacing: -0.035em;
  line-height: 1.05;
}
.section-title em {
  font-family: 'Manrope', sans-serif;
  font-style: normal;
  font-weight: 700;
  color: var(--accent);
}
.section-intro {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 540px;
}
.section-intro strong { font-weight: 600; color: var(--ink); }

/* ============== LEGAL PROSE ============== */
.legal-prose {
  max-width: 880px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
}
.legal-prose h2 {
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 48px 0 16px;
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.legal-prose h2:first-child { margin-top: 0; }
.legal-prose h2 .num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  flex-shrink: 0;
  width: 24px;
}
.legal-prose h3 {
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin: 24px 0 8px;
}
.legal-prose p { margin-bottom: 14px; }
.legal-prose p strong { color: var(--ink); font-weight: 600; }
.legal-prose ul, .legal-prose ol {
  padding-left: 22px;
  margin-bottom: 14px;
}
.legal-prose li { margin-bottom: 6px; }
.legal-prose li::marker { color: var(--ink-mute); }
.legal-prose a {
  color: var(--accent);
  border-bottom: 1px solid var(--accent-border);
  transition: border-color 0.15s ease;
}
.legal-prose a:hover { border-bottom-color: var(--accent); }
.legal-prose hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 36px 0;
}
.legal-prose .legal-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  padding: 20px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 4px;
  margin: 0 0 32px;
  font-size: 14px;
}
.legal-prose .legal-meta dt {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 4px;
}
.legal-prose .legal-meta dd {
  color: var(--ink);
  font-weight: 500;
}
.legal-prose .todo {
  background: var(--accent-soft);
  color: var(--accent);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  font-weight: 500;
  padding: 1px 6px;
  border-radius: 3px;
  letter-spacing: 0.06em;
}

/* ============== PAGE FOOTER (legal) ============== */
.page-footer {
  padding: 48px 28px 28px;
  border-top: 1px solid var(--line);
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}
.page-footer .footer-tagline {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 360px;
  margin-top: 4px;
}
.page-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.page-footer .footer-brand .footer-mark {
  width: 26px;
  height: 16px;
  color: var(--ink);
}
.page-footer .footer-brand .footer-mark svg { display: block; width: 100%; height: 100%; }
.page-footer .footer-brand h4 {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.03em;
}
.page-footer .footer-col h5 {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 16px;
  font-weight: 500;
}
.page-footer .footer-col a {
  display: block;
  font-size: 13px;
  color: var(--ink);
  padding: 4px 0;
  transition: color 0.15s ease;
}
.page-footer .footer-col a:hover { color: var(--accent); }

.footer-langs {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.footer-langs a {
  color: var(--ink-soft);
  padding: 2px 4px;
  transition: color 0.15s ease;
}
.footer-langs a:hover { color: var(--ink); }
.footer-langs a.active { color: var(--ink); font-weight: 500; }
.footer-langs .sep { color: var(--ink-mute); opacity: 0.5; }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 28px 32px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
}


/* ============== RESPONSIVE ============== */
@media (max-width: 900px) {
  .topbar { padding: 0 18px; }
  .topbar-divider, .topbar-system { display: none; }
  .hero { padding: 72px 18px 44px; }
  .hero-title { font-size: clamp(40px, 9vw, 64px); }
  .section { padding: 48px 18px 56px; }
  .section-header { grid-template-columns: 1fr; gap: 16px; align-items: start; }
  .section-title { font-size: 28px; }
  .legal-prose h2 { font-size: 20px; }
  .page-footer {
    grid-template-columns: 1fr 1fr;
    padding: 36px 18px 22px;
    gap: 28px;
  }
  .page-footer .footer-brand-block { grid-column: 1 / -1; }
  .footer-langs {
    justify-content: center;
    padding: 12px 18px;
  }
  .footer-langs a {
    padding: 10px 12px;
    min-width: 44px;
    text-align: center;
  }
  .footer-langs .sep {
    display: none;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 12px 18px 28px;
  }
}