:root {
  --rod: #e5262a;
  --oransje: #f26a1b;
  --oransje-lys: #ff8a3d;
  --gul: #fbbf24;
  --bakgrunn: #0d1016;
  --flate: #161a22;
  --flate-2: #1b2029;
  --kant: #2a303c;
  --overskrift: #ffffff;
  --tekst: #e8eaee;
  --dempet: #a7aeb9;
  --gradient: linear-gradient(135deg, var(--gul), var(--oransje) 45%, var(--rod));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: dark; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--tekst);
  background: var(--bakgrunn);
  line-height: 1.6;
}
img { max-width: 100%; }
a { color: var(--oransje-lys); }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* Animasjoner (bare når JavaScript er på) */
.js .glid { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.js .glid.synlig { opacity: 1; transform: none; }
.kurs.glid.synlig:hover { transform: translateY(-2px); }
@keyframes pop { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: none; } }
.kurs.pop { animation: pop .4s ease both; }
.hero-tekst > * { animation: pop .7s ease both; }
.hero-tekst > :nth-child(2) { animation-delay: .1s; }
.hero-tekst > :nth-child(3) { animation-delay: .2s; }
.hero-tekst > :nth-child(4) { animation-delay: .3s; }
@media (prefers-reduced-motion: reduce) { .hero-tekst > *, .kurs.pop { animation: none; } }

/* Toppmeny */
.topp { position: sticky; top: 0; z-index: 10; background: rgba(13,16,22,.9); border-bottom: 1px solid var(--kant); backdrop-filter: blur(8px); transition: box-shadow .3s, background .3s; }
.topp.scrollet { background: rgba(13,16,22,.97); box-shadow: 0 8px 30px rgba(0,0,0,.5); }
.topp-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
.merke { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--overskrift); }
.merke img { height: 44px; }
.merke span { display: flex; flex-direction: column; line-height: 1.1; }
.merke strong { font-size: 22px; font-weight: 800; }
.merke small { font-size: 12px; color: var(--dempet); }
.meny { display: flex; align-items: center; gap: 24px; }
.meny a { text-decoration: none; color: var(--tekst); font-weight: 500; }
.meny a:not(.knapp):hover { color: var(--oransje-lys); }

/* Knapper */
.knapp { display: inline-block; background: var(--gradient); color: #fff !important; font-weight: 600; padding: 14px 26px; border-radius: 8px; text-decoration: none; border: 0; box-shadow: 0 6px 20px rgba(242,106,27,.25); }
.knapp:hover { filter: brightness(1.08); }
.knapp-liten { padding: 9px 18px; box-shadow: none; }
.knapp-hvit { background: rgba(255,255,255,.06); color: #fff !important; border: 1px solid rgba(255,255,255,.3); box-shadow: none; }
.knapp-hvit:hover { background: rgba(255,255,255,.12); }

/* Hero */
.hero {
  background: linear-gradient(90deg, rgba(13,16,22,.9) 0%, rgba(13,16,22,.62) 45%, rgba(13,16,22,.05) 100%), url("bilder/hero-industribrann.jpg") center 45% / cover no-repeat;
  padding: 120px 0 110px; color: #fff; border-bottom: 1px solid var(--kant);
}
.hero-tekst { max-width: 640px; }
.etikett { display: inline-block; margin: 0 0 16px; padding: 6px 12px; background: rgba(242,106,27,.12); border: 1px solid rgba(242,106,27,.45); border-radius: 99px; font-size: 14px; font-weight: 600; color: var(--oransje-lys); }
h1 { font-size: clamp(32px, 5vw, 56px); line-height: 1.08; margin: 0 0 22px; font-weight: 800; color: var(--overskrift); }
.slagord { font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: .02em; border-left: 4px solid var(--oransje); padding-left: 16px; margin: 0 0 32px; color: #fff; }
.hero-knapper { display: flex; flex-wrap: wrap; gap: 12px; }

/* Bildebånd */
.bildebaand { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 4px; background: var(--bakgrunn); }
.bildebaand figure { margin: 0; position: relative; height: 300px; overflow: hidden; }
.bildebaand img { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(.9) brightness(.85); transition: filter .3s; }
.bildebaand figure:hover img { filter: none; }
.bildebaand figcaption { position: absolute; left: 0; bottom: 0; padding: 30px 18px 14px; width: 100%; color: #fff; font-weight: 700; background: linear-gradient(transparent, rgba(0,0,0,.8)); }
.kontakt-logo { max-width: 180px; display: block; margin-bottom: 16px; }

/* Seksjoner */
.seksjon { padding: 80px 0; }
h2 { font-size: clamp(26px, 3.5vw, 36px); margin: 0 0 12px; color: var(--overskrift); }
h2::after { content: ""; display: block; width: 48px; height: 4px; margin-top: 12px; border-radius: 2px; background: var(--gradient); }
.ingress { color: var(--dempet); max-width: 680px; margin: 0 0 28px; }

/* Faner og kursliste */
.faner { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.fane { font: inherit; font-weight: 600; font-size: 15px; padding: 9px 16px; border-radius: 99px; border: 1px solid var(--kant); background: var(--flate); color: var(--tekst); cursor: pointer; }
.fane:hover { border-color: var(--oransje); }
.fane.aktiv { background: var(--gradient); color: #fff; border-color: transparent; }
.kursliste { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; }
.kurs { padding: 20px 22px; border: 1px solid var(--kant); border-radius: 12px; background: var(--flate); transition: border-color .15s, transform .15s, background .15s; }
.kurs:hover { border-color: var(--oransje); background: var(--flate-2); transform: translateY(-2px); }
.kurs[hidden] { display: none; }
.kurs h3 { margin: 0 0 6px; font-size: 17px; color: var(--overskrift); }
.kurs p { margin: 0; font-size: 14.5px; color: var(--dempet); }
.kurs-tilbud { display: inline-block; margin-top: 10px; font-size: 14px; font-weight: 600; color: var(--oransje-lys); text-decoration: none; }
.kurs-tilbud:hover { text-decoration: underline; }
.js .kursliste.begrenset .kurs:nth-child(n+10) { display: none; }
.vis-alle { display: block; margin: 24px auto 0; cursor: pointer; font: inherit; font-weight: 600; }
.vis-alle[hidden] { display: none; }
.engelsk { margin-top: 24px; font-weight: 600; text-align: center; color: var(--dempet); }

/* Om oss */
.seksjon-mork { position: relative; overflow: hidden; background: var(--bakgrunn); padding: 100px 0; border-top: 1px solid var(--kant); border-bottom: 1px solid var(--kant); }
.seksjon-mork::before { content: ""; position: absolute; top: 0; right: 0; bottom: 0; width: 55%; background: url("bilder/roykdykker.jpg") 40% center / cover no-repeat; -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 45%); mask-image: linear-gradient(90deg, transparent 0%, #000 45%); }
.seksjon-mork .wrap { position: relative; }
.om-grid { display: grid; gap: 28px; }
.om-grid > * { max-width: 600px; }
.punkter { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.punkter li { padding: 16px 18px; border-radius: 10px; background: rgba(13,16,22,.78); backdrop-filter: blur(4px); border-left: 4px solid var(--oransje); }
.punkter strong { color: #fff; }

/* Referanser: hvite kort så logoene får riktige farger */
.referanser { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; margin-top: 20px; }
.ref { height: 96px; display: flex; align-items: center; justify-content: center; padding: 16px 24px; border-radius: 10px; background: #fff; font-weight: 700; font-size: 18px; color: #1a1a1a; text-align: center; }
.ref img { max-height: 52px; max-width: 100%; object-fit: contain; }
.ref img.hoy { max-height: 70px; }

/* Kontakt */
.kontakt { background: linear-gradient(180deg, var(--bakgrunn), #11151c); border-top: 1px solid var(--kant); }
.kontakt-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 48px; align-items: start; }
.kontaktinfo { background: var(--flate); border: 1px solid var(--kant); border-radius: 12px; padding: 24px 28px; position: sticky; top: 96px; }
.kontaktinfo p { margin: 0 0 12px; }

/* Tilbudsskjema */
.skjema { display: grid; gap: 14px; background: var(--flate); border: 1px solid var(--kant); border-top: 3px solid var(--oransje); border-radius: 12px; padding: 28px; }
.skjema label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; color: var(--overskrift); }
.skjema input, .skjema select, .skjema textarea { font: inherit; font-weight: 400; font-size: 16px; padding: 11px 12px; border: 1px solid #363d4a; border-radius: 8px; background: #0d1016; color: var(--tekst); width: 100%; }
.skjema input::placeholder, .skjema textarea::placeholder { color: #6f7784; }
.skjema input:focus, .skjema select:focus, .skjema textarea:focus { outline: 2px solid var(--oransje); outline-offset: 1px; border-color: var(--oransje); }
.skjema textarea { resize: vertical; }
.skjema button { justify-self: start; cursor: pointer; font: inherit; font-weight: 600; }
.skjema button:disabled { opacity: .6; cursor: wait; }
.felt-rad { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.felt-rad-3 { grid-template-columns: 1fr 1fr 1fr; }
.skjult { position: absolute; left: -9999px; }
.personvern { margin: 0; font-size: 13px; color: var(--dempet); }
.skjema-status { margin: 0; font-weight: 600; }
.skjema-status:empty { display: none; }
.skjema-status.ok { color: #4ade80; }
.skjema-status.feil { color: #f87171; }

.bunn { background: #0a0d12; color: #6f7784; font-size: 14px; padding: 24px 0; text-align: center; border-top: 1px solid var(--kant); }

@media (max-width: 820px) {
  .om-grid, .kontakt-grid { grid-template-columns: 1fr; }
  .punkter { grid-template-columns: 1fr; }
  .seksjon.seksjon-mork { padding-top: 320px; }
  .seksjon-mork::before { width: 100%; bottom: auto; height: 340px; background-position: center 30%; -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 100%); mask-image: linear-gradient(180deg, #000 55%, transparent 100%); }
  .felt-rad, .felt-rad-3 { grid-template-columns: 1fr; }
  .kontaktinfo { position: static; }
  .skjema { padding: 20px; }
  .hero { padding: 72px 0; background: linear-gradient(rgba(13,16,22,.75), rgba(13,16,22,.85)), url("bilder/hero-industribrann.jpg") 70% center / cover no-repeat; }
  .bildebaand { grid-template-columns: 1fr; }
  .bildebaand figure { height: 220px; }
  .meny a:not(.knapp) { display: none; }
  .merke small { display: none; }
  .kursliste { grid-template-columns: 1fr; }
  .seksjon { padding: 56px 0; }
}