:root {
  --bg: #0d0d0d;
  --surface: #16161a;
  --border: rgba(255, 255, 255, 0.08);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.55);
  --accent: #4a8dff;
  --accent-2: #a78bfa;
  --accent-soft: rgba(74, 141, 255, 0.16);
  --radius: 16px;
  --max: 720px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  padding: 24px 20px 48px;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
}

header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0a85ff, #5e5ce6 60%, #a78bfa);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(10, 133, 255, 0.3);
}

.logo svg {
  width: 26px;
  height: 26px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand p {
  font-size: 0.875rem;
  color: var(--muted);
  margin-top: 2px;
}

.lang-switch {
  display: flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.lang-btn:hover { color: var(--text); }
.lang-btn.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: color 0.2s, border-color 0.2s;
}

.site-nav a:hover { color: var(--text); }
.site-nav a.active {
  color: var(--accent);
  border-color: rgba(74, 141, 255, 0.4);
  background: var(--accent-soft);
}

.hero,
.contact-card,
section,
.legal-doc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.hero h2,
.contact-card h2,
section h2,
.legal-doc h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.hero p,
.contact-card p {
  color: var(--muted);
  font-size: 0.9375rem;
}

.legal-doc .updated {
  color: var(--muted);
  font-size: 0.8125rem;
  margin-bottom: 20px;
}

.legal-doc h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 20px 0 8px;
}

.legal-doc h3:first-of-type { margin-top: 0; }

.legal-doc p,
.legal-doc li {
  font-size: 0.875rem;
  color: var(--muted);
}

.legal-doc ul {
  margin: 8px 0 0 20px;
}

.legal-doc li { margin-bottom: 6px; }

.legal-doc a {
  color: var(--accent);
  text-decoration: none;
}

.legal-doc a:hover { text-decoration: underline; }

.email-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 10px 16px;
  background: var(--accent-soft);
  border-radius: 10px;
  transition: opacity 0.2s;
}

.email-link:hover { opacity: 0.85; }

.email-link svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.faq-item {
  border-top: 1px solid var(--border);
  padding: 16px 0;
}

.faq-item:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.faq-item:last-child { padding-bottom: 0; }

.faq-item h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.faq-item p {
  font-size: 0.875rem;
  color: var(--muted);
}

.faq-item a {
  color: var(--accent);
  text-decoration: none;
}

.faq-item a:hover { text-decoration: underline; }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8125rem;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}

footer .footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 12px;
}

[data-lang] { display: none; }
[data-lang].visible { display: block; }
header [data-lang].visible { display: flex; }
.lang-switch [data-lang].visible { display: flex; }
footer .footer-links[data-lang].visible { display: flex; }

/* inline language fragments */
.tagline [data-lang].visible { display: inline; }
.copy [data-lang].visible { display: inline; }
.nav-links { white-space: nowrap; }
.nav-links[data-lang].visible { display: contents; }