:root {
  --primary-color: #2d5a88;
  --accent-color: #f4b942;
  --text-color: #1f2a3d;
  --text-light: #506079;
  --background: #f7f9fc;
  --card-background: #ffffff;
  --border-radius: 12px;
  --shadow: 0 16px 32px rgba(26, 59, 104, 0.08);
  font-size: 16px;
}

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

body {
  font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  color: var(--text-color);
  background: var(--background);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  background: var(--card-background);
  border-bottom: 1px solid rgba(45, 90, 136, 0.08);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.accent {
  color: var(--accent-color);
}

.tagline {
  font-size: 0.95rem;
  color: var(--text-light);
}

.site-nav {
  display: flex;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--text-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: var(--primary-color);
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2rem, 3vw + 1rem, 3rem);
  margin-bottom: 1.5rem;
}

.hero-text p {
  font-size: 1.05rem;
  color: var(--text-light);
  margin-bottom: 2rem;
}

.cta-button {
  display: inline-block;
  background: var(--primary-color);
  color: #fff;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
}

.hero-card {
  background: var(--card-background);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.hero-card ul {
  list-style: none;
  display: grid;
  gap: 0.75rem;
  color: var(--text-light);
}

.feature-grid {
  background: var(--card-background);
  padding: 3.5rem 0;
}

.feature-grid .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.feature-grid article {
  padding: 1.5rem;
  border-radius: var(--border-radius);
  background: var(--background);
  border: 1px solid rgba(45, 90, 136, 0.08);
}

.feature-grid h3 {
  margin-bottom: 0.75rem;
  color: var(--primary-color);
}

.safety-section {
  padding: 3.5rem 0;
  text-align: center;
}

.policy-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin: 2rem 0 1rem;
}

.policy-links a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.note {
  font-size: 0.95rem;
  color: var(--text-light);
}

.launch-section {
  background: var(--card-background);
  padding: 3.5rem 0;
}

.launch-section form {
  margin-top: 2rem;
}

.notify-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.input-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.input-row input[type="email"] {
  flex: 1 1 240px;
  padding: 0.85rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(45, 90, 136, 0.2);
  font-size: 1rem;
}

.input-row button {
  background: var(--accent-color);
  color: #1b1b1b;
  border: none;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.input-row button:hover {
  transform: translateY(-2px);
}

.form-note {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-light);
}

.site-footer {
  background: #182538;
  color: #d7dfec;
  padding: 1.5rem 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-align: center;
}

.footer-content nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.footer-content a {
  color: #d7dfec;
  text-decoration: none;
  font-weight: 600;
}

.policy-page {
  min-height: 100vh;
  background: var(--background);
  padding: 4rem 1rem;
}

.policy-container {
  width: min(760px, 96%);
  margin: 0 auto;
  background: var(--card-background);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.policy-container h1 {
  font-size: clamp(2rem, 2vw + 1rem, 2.5rem);
  margin-bottom: 1.25rem;
}

.policy-container .intro {
  color: var(--text-light);
  margin-bottom: 2rem;
}

.placeholder-card {
  background: var(--background);
  border-radius: var(--border-radius);
  border: 1px dashed rgba(45, 90, 136, 0.3);
  padding: 2rem;
  display: grid;
  gap: 1.25rem;
}

.placeholder-card ul {
  padding-left: 1.25rem;
  color: var(--text-light);
  display: grid;
  gap: 0.5rem;
}

.placeholder-card a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

@media (max-width: 720px) {
  .site-nav {
    display: none;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-card {
    order: -1;
  }

  .input-row {
    flex-direction: column;
    align-items: stretch;
  }

  .input-row button {
    width: 100%;
  }

  .policy-container {
    padding: 1.75rem;
  }
}