/* Qairros marketing site — matches app dark theme */
:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --text: #f5f5f5;
  --text-muted: #a3a3a3;
  --accent: #3b82f6;
  --accent-soft: #60a5fa;
  --border: #262626;
  --max-width: 720px;
  --page-width: 960px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-soft);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header-inner,
.site-main,
.site-footer-inner {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 20px;
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.brand {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.brand:hover {
  text-decoration: none;
  color: var(--accent-soft);
}

.site-nav {
  display: flex;
  gap: 20px;
  font-size: 0.9375rem;
}

.site-nav a {
  color: var(--text-muted);
}

.site-nav a[aria-current="page"] {
  color: var(--text);
}

.hero {
  padding: 72px 20px 48px;
  text-align: center;
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero p {
  margin: 0 auto;
  max-width: 540px;
  color: var(--text-muted);
  font-size: 1.125rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  max-width: var(--page-width);
  margin: 0 auto 64px;
  padding: 0 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

.card h2 {
  margin: 0 0 8px;
  font-size: 1.125rem;
}

.card p {
  margin: 0 0 16px;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.card a.button {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
}

.legal-doc {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px 72px;
}

.legal-doc h1 {
  margin: 0 0 8px;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.legal-doc .meta {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 32px;
}

.legal-doc h2 {
  margin: 32px 0 12px;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.legal-doc h3 {
  margin: 24px 0 8px;
  font-size: 1.0625rem;
}

.legal-doc p,
.legal-doc li {
  color: #d4d4d4;
}

.legal-doc ul {
  padding-left: 1.25rem;
}

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

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 48px;
}

.site-footer-inner {
  padding: 24px 20px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.site-footer nav {
  display: flex;
  gap: 20px;
}

@media (max-width: 600px) {
  .site-nav {
    gap: 12px;
    font-size: 0.875rem;
  }
}