/* Mattero – felles stil */
:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --text: #1f2328;
  --muted: #5d6470;
  --accent: #2f6f6a;
  --accent-soft: #e4f0ee;
  --border: #e6e2da;
  --radius: 14px;
  --maxw: 880px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15181b;
    --surface: #1d2125;
    --text: #e8e6e1;
    --muted: #9aa1aa;
    --accent: #7cc3bb;
    --accent-soft: #1f3331;
    --border: #2c3136;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Topp */
header.site {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
header.site .wrap {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px; padding-top: 16px; padding-bottom: 16px;
}
.logo {
  font-weight: 700; font-size: 1.25rem; letter-spacing: -0.02em;
  color: var(--text); text-decoration: none;
}
.logo span { color: var(--accent); }
nav.main { display: flex; flex-wrap: wrap; gap: 4px; }
nav.main a {
  color: var(--muted); text-decoration: none; padding: 6px 10px;
  border-radius: 8px; font-size: 0.95rem; font-weight: 500;
}
nav.main a:hover, nav.main a[aria-current="page"] {
  background: var(--accent-soft); color: var(--accent);
}

/* Innhold */
main { padding: 56px 0 72px; }
h1 { font-size: clamp(2rem, 5vw, 2.8rem); line-height: 1.15; letter-spacing: -0.03em; margin: 0 0 16px; }
h2 { font-size: 1.4rem; letter-spacing: -0.01em; margin: 48px 0 12px; }
h3 { font-size: 1.1rem; margin: 0 0 6px; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 60ch; }

/* Kort-rutenett */
.grid {
  display: grid; gap: 16px; margin-top: 24px;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}
.card {
  display: block; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; color: var(--text);
  text-decoration: none; transition: transform .15s, border-color .15s;
}
.card:hover { transform: translateY(-2px); border-color: var(--accent); }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.tag {
  display: inline-block; font-size: 0.8rem; font-weight: 600; color: var(--accent);
  background: var(--accent-soft); padding: 2px 10px; border-radius: 99px; margin-bottom: 10px;
}

/* Liste over opplegg på kurssider */
ul.opplegg { list-style: none; padding: 0; margin: 16px 0 0; }
ul.opplegg li {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 18px; margin-bottom: 10px;
}
ul.opplegg li small { display: block; color: var(--muted); }

.breadcrumb { font-size: 0.9rem; color: var(--muted); margin-bottom: 12px; }

/* Bunn */
footer.site { border-top: 1px solid var(--border); color: var(--muted); font-size: 0.9rem; }
footer.site .wrap { padding-top: 24px; padding-bottom: 32px; }