:root {
  --bg: #fafafa;
  --fg: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --card: #f1f5f9;
  --primary: #2563eb;
  --primary-fg: #fff;
  --radius: 0.75rem;
  font-family:
    "Nunito Sans",
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120;
    --fg: #f1f5f9;
    --muted: #94a3b8;
    --border: #1e293b;
    --card: #111827;
    --primary: #3b82f6;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header__inner {
  max-width: 56rem;
  margin: 0 auto;
  padding: 0.875rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo img {
  display: block;
  height: 2rem;
  width: auto;
  max-width: 11rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0.5rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.25;
}

.btn:hover {
  text-decoration: none;
}

.btn--ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

.btn--primary {
  background: var(--primary);
  color: var(--primary-fg);
}

.btn--lg {
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
}

main {
  flex: 1;
}

.hero {
  padding: 4rem 1.25rem 5rem;
  text-align: center;
}

.hero__inner {
  max-width: 36rem;
  margin: 0 auto;
}

.hero__logo {
  height: 2.75rem;
  width: auto;
  max-width: 15rem;
}

.eyebrow {
  margin: 2rem 0 0;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero h1 {
  margin: 1rem 0 0;
  font-size: clamp(1.75rem, 5vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.lead {
  margin: 1.25rem 0 0;
  font-size: 1.0625rem;
  color: var(--muted);
}

.lead--sm {
  margin-top: 1rem;
  font-size: 0.9375rem;
}

.card {
  margin-top: 2rem;
  padding: 1.25rem 1.35rem;
  text-align: left;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}

.card h2 {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
}

.card ul {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.card li {
  font-size: 0.875rem;
  color: var(--muted);
  padding: 0.35rem 0;
  line-height: 1.45;
}

.cta-row {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
}

@media (min-width: 480px) {
  .cta-row {
    flex-direction: row;
    justify-content: center;
  }
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.25rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

.site-footer p + p {
  margin-top: 0.5rem;
}

/* Contact page */
.form-page {
  padding: 2.5rem 1.25rem 4rem;
  max-width: 28rem;
  margin: 0 auto;
}

.form-page h1 {
  margin: 1.5rem 0 0;
  font-size: 1.75rem;
  font-weight: 600;
}

.form-page label {
  display: block;
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.form-page input,
.form-page select,
.form-page textarea {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.5rem 0.65rem;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  background: var(--bg);
  color: var(--fg);
}

.form-page textarea {
  min-height: 5rem;
  resize: vertical;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.875rem;
}

.form-status--ok {
  color: #16a34a;
}

.form-status--err {
  color: #dc2626;
}

@media (prefers-color-scheme: dark) {
  .form-status--ok {
    color: #4ade80;
  }
  .form-status--err {
    color: #f87171;
  }
}