:root { --text: #1d2430; --mjuk: #5b6472; --linje: #dde2ea; --bg: #f6f7f9; --kort: #fff; --acc: #1f4e79; --acc2: #e8f0f8; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--acc); }
.top { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; align-items: center; padding: .8rem 1rem; background: var(--kort); border-bottom: 1px solid var(--linje); }
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--text); }
.brand span { color: var(--acc); }
.top nav { display: flex; flex-wrap: wrap; gap: .3rem 1rem; font-size: .95rem; }
.top nav a { text-decoration: none; }
.top nav a[aria-current] { font-weight: 600; text-decoration: underline; }
main { max-width: 1180px; margin: 0 auto; padding: 1rem; }
article { background: var(--kort); border: 1px solid var(--linje); border-radius: 10px; padding: 1.2rem 1.2rem 1.5rem; }
article > h1 { margin: .2rem 0 .4rem; line-height: 1.25; font-size: 1.7rem; }
.lead { font-size: 1.08rem; color: var(--mjuk); margin-top: 0; }
.text { max-width: 760px; }
.text h2 { margin-top: 2rem; }
details { border: 1px solid var(--linje); border-radius: 8px; padding: .6rem .9rem; margin: .5rem 0; background: #fbfcfd; }
summary { cursor: pointer; font-weight: 600; }
.muut { margin-top: 1.2rem; }
.muut h2 { font-size: 1.05rem; }
.muut ul { display: flex; flex-wrap: wrap; gap: .4rem .8rem; padding: 0; list-style: none; }
footer { max-width: 1180px; margin: 0 auto; padding: 1rem; color: var(--mjuk); font-size: .9rem; }
.kort-lista { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: .8rem; padding: 0; list-style: none; }
.kort-lista li { border: 1px solid var(--linje); border-radius: 8px; padding: .8rem 1rem; background: #fbfcfd; }
.kort-lista a { font-weight: 600; }
.kort-lista p { margin: .3rem 0 0; color: var(--mjuk); font-size: .93rem; }
.knapp { display: inline-block; background: var(--acc); color: #fff; border: 0; border-radius: 6px; padding: .55rem 1rem; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; }
.knapp.ljus { background: var(--acc2); color: var(--acc); }
.exempel { border-left: 4px solid var(--acc); background: #fbfcfd; padding: .4rem 1.1rem; margin: 1rem 0; border-radius: 0 8px 8px 0; }
.exempel h3 { margin-bottom: .2rem; }
.exempel .knapp { margin: .3rem 0 .8rem; }


.fakta { background: var(--acc2); border-radius: 8px; padding: .3rem 1rem .6rem; margin: 1rem 0; }
.fakta h2 { margin-top: .6rem; font-size: 1.15rem; }
.lahde { font-size: .88rem; color: var(--mjuk); }

/* ---- quiz ---- */
#quiz { margin: 1rem 0 1.5rem; }
.tid { position: sticky; top: 0; background: var(--kort); padding: .4rem 0; font-weight: 600; z-index: 1; margin: 0; }
.fraga { border: 1px solid var(--linje); border-radius: 8px; margin: 0 0 .8rem; padding: .5rem 1rem .8rem; }
.fraga legend { font-weight: 600; padding: 0 .3rem; }
.fraga .nr { color: var(--mjuk); }
.alt { display: flex; gap: .55rem; align-items: flex-start; padding: .45rem .5rem; border-radius: 6px; cursor: pointer; }
.alt:hover { background: #f1f4f8; }
.alt input { margin-top: .3rem; flex: none; }
.fraga.ratt { border-color: #8cc39d; background: #f4faf5; }
.fraga.fel { border-color: #e0a3a3; background: #fdf5f5; }
.alt.korrekt { background: #dcefe1; font-weight: 600; }
.facit { border-top: 1px solid var(--linje); margin-top: .5rem; padding-top: .3rem; font-size: .95rem; }
.facit p { margin: .35rem 0; }
.kalla { font-size: .85rem; color: var(--mjuk); }
.resultat:not(:empty) { border: 2px solid var(--acc); border-radius: 10px; padding: .3rem 1rem .8rem; margin-bottom: 1rem; }
.resultat h2 { margin-top: .5rem; }
.knappar { display: flex; flex-wrap: wrap; gap: .5rem; }
.knapp:disabled { opacity: .5; cursor: default; }
.obs { font-size: .85rem; color: var(--mjuk); }
.omr-tabell { border-collapse: collapse; margin: .5rem 0; }
.omr-tabell td, .omr-tabell th { border-bottom: 1px solid var(--linje); padding: .3rem .8rem .3rem 0; text-align: left; }
.alla { margin-top: 1.5rem; }
.alla li { margin-bottom: .7rem; }
@media (max-width: 520px) {
  article { padding: 1rem .9rem; }
  main { padding: .6rem; }
  article > h1 { font-size: 1.45rem; }
  .fraga { padding: .4rem .6rem .6rem; }
}