/* Fana Byggservice: hvitt, logosvart og betonggrå. Overpass etter DIN-logoen, Inter til tekst. */
:root {
  --hvit: #ffffff;
  --betong: #f1f0ec;
  --svart: #1d1d1b;
  --gra: #5c5b57;
  --linje: #d9d7d0;
  --lys: #c9c7c0;
  --vis: "Overpass", "Helvetica Neue", Arial, sans-serif;
  --tekst: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --bredde: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--hvit);
  color: var(--svart);
  font: 400 18px/1.65 var(--tekst);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--vis); font-weight: 800; line-height: 1.05; letter-spacing: -0.015em; margin: 0; }
h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
h3 { font-size: 1.45rem; letter-spacing: -0.005em; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--svart); outline-offset: 3px; }
.ramme { width: min(var(--bredde), 100% - 48px); margin-inline: auto; }

/* Banner */
.forslag {
  background: var(--svart);
  color: var(--lys);
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: center;
  padding: 9px 16px;
}
.forslag a { color: var(--hvit); }

/* Header */
.topp {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--linje);
}
.topp-inner { display: flex; align-items: center; gap: 32px; min-height: 84px; }
.merke { display: inline-flex; flex-direction: column; text-decoration: none; line-height: 1; color: var(--svart); }
.merke-fana { font: 900 2.15rem/0.8 var(--vis); letter-spacing: 0.02em; padding-top: 0.1em; }
.merke-under {
  display: flex; align-items: center; gap: 4px;
  font: 300 0.74rem/1 var(--vis); letter-spacing: 0.32em; margin-top: 5px;
}
.merke-as { display: inline-flex; flex-direction: column; font-size: 0.42rem; letter-spacing: 0; line-height: 1.05; }
.meny { display: flex; gap: 28px; margin-left: auto; }
.meny a { text-decoration: none; font-weight: 500; font-size: 1rem; padding: 10px 0; border-bottom: 2px solid transparent; }
.meny a:hover { border-color: var(--svart); }
.menyknapp { display: none; }

/* Knapper */
.knapp {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 26px;
  background: var(--svart); color: var(--hvit);
  font: 800 1.02rem/1 var(--vis); letter-spacing: 0.01em;
  text-decoration: none; border: 2px solid var(--svart); border-radius: 0;
  transition: background 0.15s, color 0.15s;
}
.knapp:hover { background: var(--hvit); color: var(--svart); }
.knapp.lys { background: transparent; color: var(--svart); }
.knapp.lys:hover { background: var(--svart); color: var(--hvit); }
.knapp.ring { min-height: 46px; padding: 0 18px; white-space: nowrap; }
.knapper { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

/* Helt: bilderutenett med hvit tekstflate, slik dagens forside er bygd */
.helt { padding: 0; }
.helt-rutenett {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  grid-template-rows: 250px 250px;
  gap: 10px;
}
.helt-rutenett img { width: 100%; height: 100%; object-fit: cover; }
.helt-stor { grid-column: 1; grid-row: 1 / 3; }
.helt-lita.a { grid-column: 2; grid-row: 1; }
.helt-lita.b { grid-column: 2; grid-row: 2; }
.helt-tekst {
  display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: end;
  padding: 56px 0 44px;
}
.helt-side .ingress { margin-top: 0; }
.helt-side .knapper { margin-top: 26px; }
.overlinje { font-weight: 500; color: var(--gra); font-size: 1rem; margin-bottom: 14px; }
.helt h1 { font-size: clamp(2.8rem, 5.6vw, 4.9rem); font-weight: 900; line-height: 0.94; letter-spacing: -0.025em; text-transform: uppercase; }
.ingress { font-size: 1.22rem; line-height: 1.55; color: var(--svart); max-width: 34em; margin-top: 22px; }

/* Seksjoner */
section { scroll-margin-top: 90px; }
.arbeid, .prosjekter, .kontakt { padding: 120px 0; }
.seksjon-topp { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; margin-bottom: 56px; }
.seksjon-topp p { color: var(--gra); font-size: 1.12rem; max-width: 32em; }

.tre { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.tre img { aspect-ratio: 4 / 5; object-fit: cover; width: 100%; margin-bottom: 24px; }
.tre h3 { margin-bottom: 10px; }
.tre p { color: var(--gra); }

/* Detaljer */
.detalj { background: var(--betong); padding: 110px 0; }
.detalj-rutenett {
  display: grid;
  grid-template-columns: repeat(14, 1fr);
  gap: 24px;
  align-items: start;
}
.detalj-rutenett img { width: 100%; height: 100%; object-fit: cover; }
.detalj-a { grid-column: 1 / 9; grid-row: 1 / 3; aspect-ratio: 4 / 3; }
.detalj-tekst { grid-column: 9 / 15; grid-row: 1; padding-top: 12px; }
.detalj-tekst h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); margin-bottom: 20px; }
.detalj-tekst p { color: var(--gra); }
.detalj-b { grid-column: 9 / 12; grid-row: 2; height: 260px; align-self: end; }
.detalj-c { grid-column: 12 / 15; grid-row: 2; height: 260px; align-self: end; }

/* Prosjektkort, sortert etter avstand fra kontoret */
.prosjektkort { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px 24px; }
.kort img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; margin-bottom: 16px; }
.kort-topp { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; border-top: 2px solid var(--svart); padding-top: 12px; }
.kort h3 { font-size: 1.25rem; line-height: 1.2; }
.km { font-weight: 500; font-variant-numeric: tabular-nums; white-space: nowrap; }
.kort .sted { color: var(--gra); font-size: 1rem; margin-top: 4px; }
.kort p + p { margin-top: 8px; font-size: 1rem; }
.fotnote { font-size: 0.95rem; color: var(--gra); margin-top: 32px; }

/* Har du tomt? */
.tomt { background: var(--betong); }
.tomt-rutenett { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; padding: 0; }
.tomt-tekst { padding: 100px 0; }
.tomt-tekst h2 { margin-bottom: 22px; max-width: 12em; }
.tomt-tekst p { color: var(--gra); font-size: 1.12rem; max-width: 30em; margin-bottom: 32px; }
.tomt-bilde { align-self: stretch; }
.tomt-bilde img { width: 100%; height: 100%; min-height: 420px; object-fit: cover; }

/* Kontakt */
.kontakt { background: var(--svart); color: var(--hvit); }
.kontakt-topp { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; padding-bottom: 48px; border-bottom: 1px solid #3a3a37; }
.kontakt-topp p { color: var(--lys); font-size: 1.12rem; max-width: 30em; }
.personer { display: grid; grid-template-columns: 1fr 1fr 0.8fr; gap: 40px; padding-top: 48px; }
.person, .adresse { display: flex; flex-direction: column; gap: 6px; }
.portrett { width: 100%; max-width: 300px; aspect-ratio: 1; object-fit: cover; margin-bottom: 18px; }
.person h3, .adresse h3 { font-size: 1.35rem; }
.rolle { color: var(--lys); margin-bottom: 12px; }
.person a, .adresse a { color: var(--hvit); text-underline-offset: 4px; overflow-wrap: anywhere; padding: 6px 0; }
.person a.stor { font: 800 2rem/1.1 var(--vis); text-decoration: none; letter-spacing: 0.01em; }
.person a.stor:hover { text-decoration: underline; }
.adresse p { color: var(--lys); }
.kontakt :focus-visible { outline-color: var(--hvit); }

/* Bunn */
.bunn { border-top: 1px solid var(--linje); padding: 28px 0; font-size: 0.95rem; color: var(--gra); }
.bunn-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px; }
.bunn nav { display: flex; gap: 24px; }
.bunn a { display: inline-block; padding: 10px 0; }

/* Personvern */
.tekstside { padding: 90px 0 120px; }
.tekstside .ramme { max-width: 760px; }
.tekstside h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); margin-bottom: 24px; }
.tekstside h2 { font-size: 1.5rem; margin: 44px 0 12px; }
.tekstside p, .tekstside li { color: var(--svart); }
.tekstside p + p { margin-top: 12px; }
.tekstside ul { padding-left: 1.2em; }

/* Innglidning, bare med js */
.js .vis { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .vis.inne { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .vis { opacity: 1; transform: none; transition: none; }
}

/* Nettbrett */
@media (max-width: 1020px) {
  .meny { gap: 20px; }
  .helt-rutenett { grid-template-rows: 200px 200px; }
  .helt-tekst { grid-template-columns: 1fr; gap: 24px; }
  .detalj-a { grid-column: 1 / 15; grid-row: 1; }
  .detalj-tekst { grid-column: 1 / 15; grid-row: 2; }
  .detalj-b { grid-column: 1 / 8; grid-row: 3; }
  .detalj-c { grid-column: 8 / 15; grid-row: 3; }
  .prosjektkort { grid-template-columns: repeat(2, 1fr); }
  .personer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .topp-inner { gap: 12px; min-height: 72px; }
  .meny {
    display: none;
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0;
    background: var(--hvit); border-bottom: 1px solid var(--linje);
    padding: 8px 24px 20px;
  }
  .meny.apen { display: flex; }
  .meny a { padding: 14px 0; border-bottom: 1px solid var(--linje); font-size: 1.1rem; }
  .knapp.ring { margin-left: auto; }
  .menyknapp {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 7px;
    width: 46px; height: 46px; padding: 0 11px;
    background: transparent; border: 2px solid var(--svart); cursor: pointer;
  }
  .menyknapp span { display: block; height: 2px; background: var(--svart); transition: transform 0.2s; }
  .menyknapp[aria-expanded="true"] span:first-child { transform: translateY(4.5px) rotate(45deg); }
  .menyknapp[aria-expanded="true"] span:last-child { transform: translateY(-4.5px) rotate(-45deg); }

  .helt-rutenett { grid-template-columns: 1fr 1fr; grid-template-rows: 340px 200px; }
  .helt-stor { grid-column: 1 / 3; grid-row: 1; }
  .helt-lita.a { grid-column: 1; grid-row: 2; }
  .helt-lita.b { grid-column: 2; grid-row: 2; }
  .seksjon-topp, .kontakt-topp { grid-template-columns: 1fr; gap: 18px; }
  .tre { grid-template-columns: 1fr; gap: 56px; }
  .tre img { aspect-ratio: 16 / 10; }
  .tomt-rutenett { grid-template-columns: 1fr; gap: 0; }
  .tomt-tekst { padding: 80px 0 48px; }
  .tomt-bilde { margin: 0 -24px; }
  .tomt-bilde img { min-height: 0; aspect-ratio: 16 / 10; }
  .arbeid, .prosjekter, .kontakt { padding: 88px 0; }
  .detalj { padding: 88px 0; }
}

@media (max-width: 520px) {
  body { font-size: 18px; }
  .ramme { width: calc(100% - 40px); }
  .merke-fana { font-size: 1.75rem; }
  .merke-under { font-size: 0.6rem; letter-spacing: 0.26em; }
  .ring-tekst { display: none; }
  .knapp.ring { padding: 0 12px; font-size: 0.98rem; }
  .helt { padding-top: 0; }
  .helt-rutenett { width: 100%; grid-template-rows: 260px 140px; gap: 6px; }
  .helt-tekst { padding: 36px 0 36px; }
  .helt h1 { font-size: 2.65rem; }
  .ingress { font-size: 1.1rem; }
  .knapper .knapp { flex: 1 1 100%; }
  .personer { grid-template-columns: 1fr; gap: 40px; }
  .person a.stor { font-size: 1.8rem; }
  .prosjektkort { grid-template-columns: 1fr; gap: 40px; }
  .portrett { max-width: 220px; }
  .tomt-bilde { margin: 0 -20px; }
}

.tomt-bilde img { object-position: center 65%; }
@media (max-width: 860px) {
  .detalj-b, .detalj-c { height: 220px; }
}
a[href^="tel:"] { white-space: nowrap; }