:root {
  --ink: #0f172a;
  --muted: #64748b;
  --line: #dbe4ef;
  --blue: #1454d4;
  --blue-dark: #08215c;
  --panel: #ffffff;
  --bg: #f5f8fc;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  letter-spacing: 0;
}

a {
  color: inherit;
}

.site-header {
  display: flex;
  align-items: center;
  min-height: 64px;
  padding: 0 24px;
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  color: #fff;
  box-shadow: 0 8px 24px rgba(8, 33, 92, 0.18);
}

.brand {
  text-decoration: none;
  font-size: 24px;
  font-weight: 800;
}

.portal {
  width: min(1080px, calc(100vw - 32px));
  margin: 28px auto 48px;
}

.banner-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.site-banner {
  position: relative;
  display: block;
  min-height: 260px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 8px;
  background: var(--panel);
  text-decoration: none;
  box-shadow: 0 14px 38px rgba(15, 23, 42, 0.12);
}

.site-banner img,
.placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner-shade,
.placeholder::after {
  position: absolute;
  inset: 0;
  content: "";
}

.banner-shade {
  background: linear-gradient(90deg, rgba(3, 10, 24, 0.78), rgba(3, 10, 24, 0.2) 58%, rgba(3, 10, 24, 0.5));
}

.banner-copy {
  position: absolute;
  inset: auto 22px 22px;
  display: grid;
  gap: 8px;
  color: #fff;
}

.label {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.banner-copy strong {
  font-size: clamp(24px, 4vw, 42px);
  line-height: 1.05;
}

.cta {
  width: fit-content;
  margin-top: 4px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 700;
}

.nar-banner {
  grid-column: span 2;
}

.nar-banner:hover,
.nar-banner:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.18);
}

.disabled-banner {
  min-height: 180px;
  filter: grayscale(1);
  opacity: 0.62;
}

.placeholder {
  background:
    linear-gradient(135deg, rgba(12, 18, 32, 0.82), rgba(107, 114, 128, 0.76)),
    repeating-linear-gradient(135deg, #cbd5e1 0 12px, #e2e8f0 12px 24px);
}

.disabled-banner .banner-copy strong {
  font-size: clamp(22px, 3vw, 34px);
}

@media (max-width: 720px) {
  .site-header {
    padding: 0 18px;
  }

  .portal {
    width: min(100vw - 20px, 1080px);
    margin-top: 18px;
  }

  .banner-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .nar-banner {
    grid-column: span 1;
  }

  .site-banner {
    min-height: 230px;
  }
}