:root {
  color-scheme: light;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #eef5fb;
  color: #1f384e;
  font-size: 16px;
  line-height: 1.6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(209, 231, 255, 0.45), transparent 35%),
    linear-gradient(180deg, #eef5fb 0%, #f8fafc 100%);
}

img {
  max-width: 100%;
  display: block;
}

button,
input {
  font: inherit;
}

.topbar {
  background: rgba(240, 249, 255, 0.95);
  border-bottom: 1px solid rgba(173, 216, 255, 0.55);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  max-width: 1080px;
  margin: 0 auto;
}

.brand {
  font-weight: 700;
  color: #0f3b6f;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

a {
  color: #2b4f7f;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

a:hover,
a:focus-visible {
  color: #0f3b6f;
  transform: translateY(-1px);
}

button {
  background: #4c85c0;
  color: #ffffff;
  border: none;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

button:hover {
  background: #3666a0;
  transform: translateY(-1px);
}

.hidden {
  display: none;
}

.section {
  padding: 4rem 1.5rem;
}

.section-alt {
  background: rgba(234, 244, 255, 0.9);
}

.hero {
  background: linear-gradient(180deg, #eaf4ff 0%, #f7fbff 100%);
}

.container {
  max-width: 960px;
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #2f5e90;
}

h1,
h2,
h3 {
  margin: 0;
  color: #102d52;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.05;
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin-bottom: 1rem;
}

p {
  margin: 0 0 1rem;
  color: #4f6c86;
}

.intro {
  max-width: 720px;
  font-style: italic;
  font-size: 1.125rem;
}

.info-list {
  margin: 1.5rem 0 0;
  padding-left: 1.25rem;
  color: #4f6c86;
}

.info-list li {
  margin-bottom: 0.75rem;
}

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

.card {
  background: rgba(235, 245, 255, 0.9);
  border: 1px solid rgba(173, 216, 255, 0.75);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 18px 40px rgba(40, 76, 123, 0.05);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  color: #0f3b6f;
}

.brand-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 6px 20px rgba(15, 50, 90, 0.12);
}

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

.list-grid div {
  background: rgba(245, 250, 255, 0.95);
  border-radius: 1rem;
  padding: 1.25rem;
  border: 1px solid rgba(173, 216, 255, 0.75);
}

.footer {
  padding: 2rem 1.5rem;
  background: rgba(232, 242, 252, 0.95);
  border-top: 1px solid rgba(173, 216, 255, 0.7);
}

.privacy-note {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  font-style: italic;
  color: #4f6c86;
}

.italic {
  font-style: italic;
}

.under-construction {
  background: rgba(255, 235, 59, 0.1);
  border: 1px solid rgba(255, 235, 59, 0.5);
  border-radius: 0.5rem;
  padding: 1rem;
  text-align: center;
  font-weight: 500;
  color: #2b4f7f;
  margin: 1rem 0;
}

@media (max-width: 720px) {
  .topbar-inner {
    flex-direction: column;
    align-items: stretch;
  }

  nav {
    justify-content: center;
  }
}