/* --- Config: update these for your deployment --- */
:root {
  --color-bg: #f8f9fc;
  --color-surface: #ffffff;
  --color-primary: #1a365d;
  --color-primary-light: #2c5282;
  --color-accent: #2d6a4f;
  --color-accent-hover: #1b4332;
  --color-text: #1a202c;
  --color-text-muted: #4a5568;
  --color-border: #e2e8f0;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-display: "Fraunces", Georgia, serif;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(26, 54, 93, 0.08);
  --shadow-hover: 0 8px 30px rgba(26, 54, 93, 0.12);
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  background: var(--color-primary);
  color: #fff;
  padding: 1.5rem 1.5rem 2rem;
  text-align: center;
}

.header-inner {
  max-width: 720px;
  margin: 0 auto;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  display: block;
}

.tagline {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

.main {
  flex: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  width: 100%;
}

.hero {
  margin-bottom: 2.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 1.85rem);
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.75rem;
  line-height: 1.3;
}

.hero-sub {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 1.05rem;
}

.cards {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.card h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.5rem;
}

.card p {
  margin: 0 0 0.75rem;
  color: var(--color-text-muted);
}

.card p:last-of-type {
  margin-bottom: 0;
}

.card-contact .contact-email {
  margin: 0.5rem 0 0.75rem;
}

.card-contact .contact-email a {
  color: var(--color-accent);
  font-weight: 500;
  text-decoration: none;
}

.card-contact .contact-email a:hover {
  text-decoration: underline;
}

.card-contact .contact-note {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-muted);
}

.btn {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  border: none;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  margin-top: 0.25rem;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-hover);
}

.opt-out {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}

.opt-out h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 0.5rem;
}

.opt-out p {
  margin: 0;
  color: var(--color-text-muted);
}

.opt-out strong {
  color: var(--color-text);
  font-weight: 600;
}

.site-footer {
  padding: 1.25rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.site-footer p {
  margin: 0;
}

@media (min-width: 600px) {
  .site-header {
    padding: 2rem 2rem 2.5rem;
  }

  .main {
    padding: 2.5rem 2rem 4rem;
  }

  .card {
    padding: 1.75rem 2rem;
  }

  .opt-out {
    padding: 1.75rem 2rem;
  }
}