:root {
  --bg: #0d1420;
  --bg2: #131c2b;
  --card: #18233a;
  --card2: #1e2b45;
  --line: #2a3a5a;
  --text: #e8eef9;
  --muted: #93a3c0;
  --accent: #f5b301;
  --accent-ink: #1a1300;
  --blue: #4c8dff;
  --green: #22c55e;
  --green-bg: rgba(34, 197, 94, 0.12);
  --red: #ef4444;
  --red-bg: rgba(239, 68, 68, 0.12);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1b2b4a 0%, transparent 60%), var(--bg);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 20px;
  background: rgba(13, 20, 32, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 800; font-size: 1.1rem; letter-spacing: .2px; }
.brand .muted { font-weight: 500; }
.shield { margin-right: 4px; }
.muted { color: var(--muted); }
.top-info { display: flex; gap: 12px; align-items: center; font-size: .9rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.clock {
  font-size: 1.15rem; font-weight: 800; color: var(--text);
  background: var(--card2); border: 1px solid var(--line); border-radius: 10px; padding: 6px 12px;
}
.clock.warn { color: #fff; background: var(--red); border-color: var(--red); animation: pulse 1s ease-in-out infinite alternate; }
@keyframes pulse { from { opacity: 1; } to { opacity: .75; } }

.container { max-width: 860px; margin: 0 auto; padding: 28px 16px 80px; }

.card {
  background: linear-gradient(180deg, var(--card) 0%, var(--bg2) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.card + .card { margin-top: 18px; }

h1 { font-size: 2rem; margin: 0 0 6px; line-height: 1.2; }
h2 { font-size: 1.35rem; margin: 0 0 14px; line-height: 1.35; }
h3 { margin: 0 0 10px; }

.lead { color: var(--muted); margin: 0 0 22px; font-size: 1.05rem; }

.rules { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin: 22px 0; }
.rule {
  background: var(--card2); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px;
}
.rule b { display: block; font-size: 1.5rem; color: var(--accent); }
.rule span { color: var(--muted); font-size: .9rem; }

.topics { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 24px; }
.chip {
  display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: .8rem; font-weight: 600;
  background: rgba(76, 141, 255, .14); color: #a9c6ff; border: 1px solid rgba(76, 141, 255, .3);
}

.btn {
  font: inherit; font-weight: 600; cursor: pointer;
  border-radius: 10px; padding: 12px 20px; border: 1px solid var(--line);
  background: var(--card2); color: var(--text);
  transition: transform .06s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { border-color: #3c5180; background: #233254; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.primary:hover { background: #ffc42e; }
.btn.ghost { background: transparent; }
.btn.big { padding: 15px 28px; font-size: 1.05rem; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.spacer { flex: 1; }

/* Eksamen */
.progress { height: 6px; background: var(--card2); border-radius: 99px; overflow: hidden; margin-bottom: 18px; }
.progress > div { height: 100%; background: linear-gradient(90deg, var(--blue), var(--accent)); transition: width .25s ease; }

.q-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 12px; }
.q-num { color: var(--muted); font-weight: 600; font-size: .95rem; }

.options { display: grid; gap: 10px; margin: 18px 0 24px; }
.option {
  display: flex; gap: 14px; align-items: flex-start; text-align: left;
  width: 100%; padding: 14px 16px; border-radius: 12px; cursor: pointer;
  background: var(--card2); border: 1.5px solid var(--line); color: var(--text); font: inherit;
  transition: border-color .15s, background .15s;
}
.option:hover { border-color: #4a6296; }
.option .letter {
  flex: none; width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center;
  background: #0f1828; border: 1px solid var(--line); font-weight: 700; font-size: .85rem; color: var(--muted);
}
.option.selected { border-color: var(--accent); background: rgba(245, 179, 1, .08); }
.option.selected .letter { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

.nav-row { display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; align-items: stretch; }
/* Neste-knappen er hovedknappen etter at man har svart */
.btn.arrow.ready { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.arrow.ready:hover:not(:disabled) { background: #ffc42e; border-color: #ffc42e; }
.btn.arrow {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 1.05rem; padding: 14px 18px; background: #233254; border-color: #35548c;
}
.btn.arrow:hover:not(:disabled) { background: #2b3e68; border-color: var(--blue); }
.btn.skip { font-size: .9rem; color: var(--muted); background: transparent; }
.submit-row { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.submit-row .btn { width: 100%; }
.btn.primary.locked { background: var(--card2); color: var(--muted); border-color: var(--line); }
.btn.primary.locked:hover { background: #233254; }

/* Gjennomgang */
.option.review { cursor: default; }
.option.correct { border-color: var(--green); background: var(--green-bg); }
.option.correct .letter { background: var(--green); color: #04210f; border-color: var(--green); }
.option.wrong { border-color: var(--red); background: var(--red-bg); }
.option.wrong .letter { background: var(--red); color: #fff; border-color: var(--red); }
.tag { display: block; margin-top: 4px; font-size: .78rem; font-weight: 700; }
.tag.ok { color: var(--green); }
.tag.bad { color: var(--red); }

.explain {
  border-left: 3px solid var(--blue); background: rgba(76, 141, 255, .08);
  padding: 12px 16px; border-radius: 0 10px 10px 0; margin: -6px 0 22px; color: #cfdcf5;
}
.notice { padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; font-weight: 600; }
.notice.bad { background: var(--red-bg); color: #ffb4b4; }

/* Navigasjonsrutenett */
.grid-title { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
.grid-title small { color: var(--muted); }
.qgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(38px, 1fr)); gap: 6px; }
.qcell {
  height: 38px; border-radius: 8px; border: 1px solid var(--line); background: var(--card2);
  color: var(--muted); font: inherit; font-size: .82rem; font-weight: 600; cursor: pointer;
}
.qcell.answered { background: #233a63; color: #dbe7ff; border-color: #35548c; }
.qcell.current { outline: 2px solid var(--accent); outline-offset: 1px; color: var(--text); }
.qcell.ok { background: var(--green-bg); border-color: var(--green); color: #a7f3c4; }
.qcell.bad { background: var(--red-bg); border-color: var(--red); color: #ffb4b4; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 12px; font-size: .8rem; color: var(--muted); }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; border: 1px solid var(--line); }

/* Resultat */
.result-hero { text-align: center; padding: 10px 0 6px; }
.badge {
  display: inline-block; padding: 6px 16px; border-radius: 999px; font-weight: 800; letter-spacing: 1px;
  font-size: .9rem; margin-bottom: 14px;
}
.badge.pass { background: var(--green-bg); color: var(--green); border: 1px solid var(--green); }
.badge.fail { background: var(--red-bg); color: var(--red); border: 1px solid var(--red); }
.score { font-size: 3.4rem; font-weight: 800; line-height: 1; margin: 6px 0; font-variant-numeric: tabular-nums; }
.score small { font-size: 1.4rem; color: var(--muted); font-weight: 600; }

.cats { display: grid; gap: 10px; margin-top: 8px; }
.cat-row { display: grid; grid-template-columns: 150px 1fr 56px; gap: 12px; align-items: center; font-size: .92rem; }
.bar { height: 10px; background: var(--card2); border-radius: 99px; overflow: hidden; }
.bar > div { height: 100%; border-radius: 99px; }
.cat-row .num { text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }

.history { width: 100%; border-collapse: collapse; font-size: .9rem; }
.history td, .history th { padding: 8px 6px; border-bottom: 1px solid var(--line); text-align: left; }
.history th { color: var(--muted); font-weight: 600; }

.toggle { display: inline-flex; gap: 8px; align-items: center; color: var(--muted); font-size: .9rem; cursor: pointer; user-select: none; }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(5, 8, 14, .7); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal.hidden { display: none; }
.modal-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; max-width: 440px; width: 100%; }
.modal-card p { color: var(--muted); }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

/* Mobil */
@media (max-width: 600px) {
  body { background-attachment: scroll; }
  .container { padding: 14px 12px 40px; }
  .card { padding: 18px 14px; border-radius: 12px; }
  .card + .card { margin-top: 12px; }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.12rem; margin-bottom: 10px; }
  .lead { font-size: .98rem; margin-bottom: 16px; }

  .topbar { padding: 10px 12px; }
  .brand { font-size: 1rem; }
  .brand .muted { display: none; }
  .answered-count { display: none; }
  .clock { font-size: 1.05rem; padding: 5px 10px; }

  .rules { grid-template-columns: 1fr 1fr; gap: 8px; margin: 16px 0; }
  .rule { padding: 10px 12px; }
  .rule b { font-size: 1.2rem; }
  .rule:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .rule span { font-size: .82rem; }

  .options { gap: 8px; margin: 14px 0 18px; }
  .option { padding: 13px 12px; gap: 10px; font-size: 1rem; min-height: 52px; }

  .nav-row { grid-template-columns: 1fr 1fr; gap: 8px; }
  .nav-row .skip { grid-column: 1 / -1; grid-row: 2; padding: 10px; }
  .btn.arrow { font-size: 1.05rem; padding: 12px; min-height: 52px; gap: 8px; }
  .submit-row { margin-top: 12px; padding-top: 12px; }
  .btn.big { padding: 14px 16px; font-size: 1rem; }
  .btn-row .btn { flex: 1; }

  .qgrid { grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 5px; }
  .qcell { height: 40px; }
  .grid-title { flex-wrap: wrap; gap: 6px; }

  .score { font-size: 2.8rem; }
  .cat-row { grid-template-columns: 1fr 44px; gap: 4px 10px; font-size: .88rem; }
  .cat-row .bar { grid-column: 1 / -1; grid-row: 2; }
  .cat-row .num { grid-row: 1; grid-column: 2; }
  .history { font-size: .8rem; }
  .history td, .history th { padding: 7px 4px; }
  .explain { padding: 10px 12px; font-size: .95rem; }
  .modal-card { padding: 20px 16px; }
  .modal-actions .btn { flex: 1; }
}

/* Exit i toppen */
.tbtn {
  font: inherit; font-weight: 700; font-size: .8rem; letter-spacing: .5px; cursor: pointer;
  padding: 7px 11px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card2); color: var(--text);
}
.tbtn:hover { border-color: var(--blue); }
.tbtn.exit:hover { border-color: var(--red); color: #ffb4b4; }

@media (max-width: 600px) {
  .top-info { gap: 6px; }
  .tbtn { padding: 7px 9px; font-size: .95rem; }
  .tbtn span { display: none; }
  .brand { font-size: .95rem; white-space: nowrap; }
}

/* Temaøving */
.topic-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.topic-btn {
  font: inherit; text-align: left; cursor: pointer; color: var(--text);
  background: var(--card2); border: 1.5px solid var(--line); border-radius: 12px; padding: 14px 16px;
  display: flex; flex-direction: column; gap: 2px; transition: border-color .15s, background .15s;
}
.topic-btn:hover { border-color: var(--accent); background: #233254; }
.topic-btn b { font-size: 1rem; }
.topic-btn span { font-size: .82rem; color: var(--muted); }
@media (max-width: 600px) {
  .topic-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .topic-btn { padding: 12px; }
  .topic-btn b { font-size: .92rem; }
}

/* Fasit-markering */
.verdict { font-weight: 800; margin-left: 6px; }
.verdict.ok { color: var(--green); }
.verdict.bad { color: var(--red); }
.qcell.ok, .qcell.bad { height: 52px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; line-height: 1; }
.qcell .m { font-size: .75rem; }

/* Statistikk-knapp (bare synlig for admin) */
.admin-link { margin-left: auto; margin-right: 8px; text-decoration: none; display: inline-flex; align-items: center; }
.tbtn span { white-space: nowrap; }

/* Retningslinjer */
#modalText { white-space: pre-line; }
.rules-note { margin: 16px 0 0; font-size: .88rem; color: var(--muted); }
.rules-note a { color: var(--accent); font-weight: 600; }

/* ===================== Ny forside ===================== */
a.btn { text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; }
.logo { width: 28px; height: 28px; flex: none; }
.res-ok { color: var(--green); font-weight: 700; }
.res-bad { color: var(--red); font-weight: 700; }

.hero {
  position: relative; overflow: hidden;
  padding: 44px 32px 36px; border-radius: 20px; margin-bottom: 18px;
  border: 1px solid #2c3f66;
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(245, 179, 1, .16), transparent 60%),
    radial-gradient(500px 300px at 0% 100%, rgba(76, 141, 255, .18), transparent 60%),
    linear-gradient(180deg, #17233b 0%, #111a2c 100%);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .35);
}
.eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); background: rgba(245, 179, 1, .1); border: 1px solid rgba(245, 179, 1, .35);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 16px;
}
.hero h1 { font-size: 2.5rem; line-height: 1.12; letter-spacing: -.02em; margin: 0 0 14px; max-width: 18ch; }
.hl { color: var(--accent); }
.hero-lead { font-size: 1.12rem; color: #c3cfe6; max-width: 56ch; margin: 0 0 26px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-cta .btn.ghost { border-color: #3c5180; }
.hero-points { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: #c3cfe6; font-size: .92rem; }
.hero-points li::before { content: "✓"; color: var(--green); font-weight: 800; margin-right: 8px; }

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 16px; text-align: center; }
.kpi b { display: block; font-size: 1.7rem; font-weight: 800; color: var(--accent); line-height: 1.1; font-variant-numeric: tabular-nums; }
.kpi span { color: var(--muted); font-size: .85rem; }

.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.section-head h2 { margin: 0; font-size: 1.3rem; }
.section-head .muted { font-size: .88rem; }

.progress-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.pstat { background: var(--card2); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.pstat b { display: block; font-size: 1.45rem; font-variant-numeric: tabular-nums; }
.pstat span { color: var(--muted); font-size: .82rem; }
.pstat.ok b { color: var(--green); } .pstat.bad b { color: var(--red); }
.history-details { margin-top: 14px; }
.history-details summary { cursor: pointer; color: var(--accent); font-weight: 600; font-size: .92rem; padding: 6px 0; }
.history-details .history { margin-top: 8px; }

.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.steps li { counter-increment: step; background: var(--card2); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.steps li::before {
  content: counter(step); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; margin-bottom: 10px;
  background: var(--accent); color: var(--accent-ink); font-weight: 800;
}
.steps b { display: block; margin-bottom: 4px; }
.steps span { color: var(--muted); font-size: .9rem; }

.facts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.facts li { padding-left: 26px; position: relative; color: #cfdcf5; }
.facts li::before { content: "•"; position: absolute; left: 8px; color: var(--accent); font-weight: 800; }
.facts b { color: var(--text); }

.site-footer { border-top: 1px solid var(--line); margin-top: 24px; background: rgba(10, 15, 25, .6); }
.footer-inner { max-width: 860px; margin: 0 auto; padding: 28px 16px 36px; color: var(--muted); font-size: .88rem; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: var(--text); margin-bottom: 10px; }
.footer-brand .logo { width: 24px; height: 24px; }
.footer-inner p { margin: 0 0 14px; max-width: 70ch; }
.footer-inner nav { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-inner a { color: #a9c6ff; text-decoration: none; }
.footer-inner a:hover { text-decoration: underline; }

@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .progress-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .hero { padding: 28px 18px 24px; border-radius: 16px; margin-bottom: 12px; }
  .hero h1 { font-size: 1.75rem; }
  .hero-lead { font-size: 1rem; margin-bottom: 20px; }
  .hero-cta .btn { width: 100%; }
  .hero-points { flex-direction: column; gap: 6px; }
  .kpis { grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
  .kpi { padding: 14px 10px; }
  .kpi b { font-size: 1.35rem; }
  .steps { grid-template-columns: 1fr; }
  .steps li { display: grid; grid-template-columns: 32px 1fr; column-gap: 12px; padding: 14px; }
  .steps li::before { grid-row: span 2; margin: 0; }
  .facts { grid-template-columns: 1fr; }
  .logo { width: 24px; height: 24px; }
}

/* «Bare ett riktig svar» under spørsmålet */
.one-answer { margin: -4px 0 0; font-size: .88rem; color: var(--muted); }
.one-answer::before { content: "☝ "; }

/* Logg ut-knapp i toppen av prøven */
.logout-link { margin-left: auto; margin-right: 8px; text-decoration: none; display: inline-flex; align-items: center; }
.admin-link + .logout-link, .admin-link + .admin-link { margin-left: 0; }

/* Feilbank */
.fb-topics { display: flex; flex-wrap: wrap; gap: 6px; }
.fb-list { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; }
.fb-list li { background: var(--card2); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; display: grid; gap: 4px; }
.fb-list li .chip { justify-self: start; font-size: .72rem; }
.fb-list b { font-weight: 600; }
.fb-ans { color: #a7f3c4; font-size: .92rem; }
.fb-meta { color: var(--muted); font-size: .8rem; }