:root {
  --deep-red: #8B0000;
  --text-on-red: #ffffff;
  --bg: #f7f7f8;
  --text: #1f2937;
  --muted: #6b7280;
  --card: #ffffff;
  --ring: rgba(0,0,0,0.06);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell,
    "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji",
    "Noto Color Emoji", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

header {
  background: var(--deep-red);
  color: var(--text-on-red);
  padding: 1.15rem 0.9rem; /* reduced height by ~30% */
}

header .wrap,
main .wrap,
footer .wrap {
  width: 94%; /* liquid layout */
  max-width: 1240px;
  margin: 0 auto;
}

h1 {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.2px;
  font-size: clamp(1.5rem, 2.5vw + 1rem, 2.25rem);
}

main {
  padding: 2rem 0 3rem;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: 0 1px 1px var(--ring), 0 8px 24px var(--ring);
  padding: 1.25rem;
}

.card h2 {
  margin-top: 0;
  font-size: 1.25rem;
}

footer {
  border-top: 1px solid #e5e7eb;
  color: var(--muted);
  background: #fff;
  padding: 1rem 0 2rem;
}

a {
  color: inherit;
}