/* ── Variables ── */
:root {
  --color-primary: #1a3c5e;
  --color-accent: #2e86c1;
  --color-bg: #f4f6f8;
  --color-text: #222222;
  --color-white: #ffffff;
  --color-footer-bg: #1a3c5e;
  --color-footer-text: #ffffff;
  --shadow-card: rgba(0, 0, 0, 0.1);
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

/* ── Header ── */
header {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 1.5rem 2rem;
  border-bottom: 4px solid var(--color-accent);
}

header span {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: 0.5px;
}

/* ── Navigation ── */
nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav a {
  color: var(--color-white);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.3rem 0.5rem;
  border-radius: 4px;
  transition: background-color 0.2s;
}

nav a:hover {
  background-color: var(--color-accent);
}

/* ── Main ── */
main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}

main h1 {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent);
}

/* ── Cards ── */
.card {
  background-color: var(--color-white);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 8px var(--shadow-card);
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-template-rows: auto 1fr;
  gap: 0.75rem 1.5rem;
}

.card h2 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  grid-column: span 2;
  border-left: 4px solid var(--color-accent);
  padding-left: 0.75rem;
}

.card img {
  width: 100%;
  border-radius: 6px;
  object-fit: cover;
  align-self: start;
}

/* ── Footer ── */
footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  text-align: center;
  padding: 1.2rem;
  font-size: 0.9rem;
}

footer p {
  margin: 0.3rem 0;
}