/* =========================================================
   Ffvia AB – grafisk profil som CSS-variabler
   Se profil.html för hur färger och typsnitt används.
   ========================================================= */
:root {
  /* Färger */
  --natt: #0F1B2D;      /* primär – text, ytor, logotyp */
  --natt-2: #182840;    /* ytor på mörk bakgrund */
  --stal: #5B6B7F;      /* sekundär text */
  --papper: #F5F3EE;    /* bakgrund */
  --vit: #FFFFFF;
  --linje: #DEDAD1;     /* tunna linjer och ramar */
  --signal: #E8590C;    /* accent – används sparsamt */

  /* Typografi */
  --font-rubrik: "Space Grotesk", system-ui, sans-serif;
  --font-text: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Mått */
  --max: 1120px;
  --gutter: clamp(16px, 4vw, 40px);
  --radie: 10px;
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--papper);
  color: var(--natt);
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-rubrik);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }

p { margin: 0; text-wrap: pretty; }

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Etikett med statuslampa – profilens återkommande element */
.etikett {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-rubrik);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stal);
}
.etikett::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 4px rgb(232 89 12 / 0.16);
}

/* ---------- Logotyp ---------- */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-rubrik);
  font-weight: 600;
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}
.logo svg { width: 34px; height: 34px; flex: none; }
.logo span { white-space: nowrap; }
.logo small {
  font-size: 0.62em;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--stal);
  margin-left: 2px;
}

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgb(245 243 238 / 0.88);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.header.scrolled { border-bottom-color: var(--linje); }
.header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav { display: flex; gap: 28px; align-items: center; }
.nav a {
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--stal);
  transition: color .15s;
}
.nav a:hover { color: var(--natt); }

.knapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 999px;
  background: var(--natt);
  color: var(--papper);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: transform .15s ease, background .15s;
}
.knapp:hover { background: #000; }
.knapp:active { transform: scale(0.97); }
.knapp.ljus { background: var(--papper); color: var(--natt); }
.knapp.ljus:hover { background: var(--vit); }
.nav .knapp { padding: 10px 18px; color: var(--papper); }
.nav .knapp:hover { color: var(--papper); }

/* ---------- Hero ---------- */
.hero { padding: clamp(64px, 11vw, 140px) 0 clamp(56px, 8vw, 100px); }
.hero h1 { margin: 22px 0 26px; max-width: 15ch; }
.hero h1 em { font-style: normal; color: var(--signal); }
.hero .ingress {
  font-size: clamp(1.08rem, 1.6vw, 1.25rem);
  color: var(--stal);
  max-width: 58ch;
}
.hero .knappar { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.lank-pil {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 4px; text-decoration: none; font-weight: 500; font-size: .95rem;
}
.lank-pil span { transition: transform .15s ease; }
.lank-pil:hover span { transform: translateX(3px); }

/* ---------- Sektioner ---------- */
.sektion { padding: clamp(72px, 10vw, 128px) 0; }
.sektion-huvud {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 64px;
  align-items: end;
  margin-bottom: 56px;
}
.sektion-huvud h2 { margin-top: 16px; }
.sektion-huvud p { color: var(--stal); max-width: 52ch; }

/* Tjänster */
.tjanster {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--linje);
  border: 1px solid var(--linje);
  border-radius: var(--radie);
  overflow: hidden;
}
.tjanst {
  background: var(--papper);
  padding: 28px 24px 32px;
  transition: background .2s;
}
.tjanst:hover { background: var(--vit); }
.tjanst .nr {
  font-family: var(--font-rubrik);
  font-size: 0.85rem;
  color: var(--signal);
  font-weight: 500;
}
.tjanst h3 { margin: 28px 0 12px; }
.tjanst p { color: var(--stal); font-size: 0.97rem; }

/* Mörk sektion – perspektiv */
.mork { background: var(--natt); color: var(--papper); }
.mork .etikett { color: #9AA7B8; }
.mork .sektion-huvud p { color: #9AA7B8; }
.perspektiv {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.perspektiv > div {
  background: var(--natt-2);
  border: 1px solid #23365250;
  border-radius: var(--radie);
  padding: 32px 28px;
}
.perspektiv h3 { margin-bottom: 12px; }
.perspektiv p { color: #9AA7B8; font-size: 0.97rem; }
.perspektiv .ikon {
  width: 40px; height: 40px; margin-bottom: 28px;
  color: var(--signal);
}

/* Systemområden */
.omraden {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 56px;
}
.omraden span {
  padding: 8px 16px;
  border: 1px solid #2C4060;
  border-radius: 999px;
  font-size: 0.9rem;
  color: #C9D2DD;
}

/* Sårbarhetsanalys – tre lager */
.lager {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.lager > div {
  background: var(--vit);
  border: 1px solid var(--linje);
  border-radius: var(--radie);
  padding: 32px 28px;
}
.lager .ikon { width: 40px; height: 40px; margin-bottom: 28px; color: var(--signal); }
.lager h3 { margin-bottom: 12px; }
.lager p { color: var(--stal); font-size: 0.97rem; }

/* Arbetsgång */
.steg {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--linje);
}
.steg li { padding: 24px 24px 0 0; }
.steg li + li { padding-left: 24px; border-left: 1px solid var(--linje); }
.steg span {
  font-family: var(--font-rubrik);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--signal);
}
.steg strong {
  display: block;
  margin: 10px 0 6px;
  font-family: var(--font-rubrik);
  font-weight: 600;
  font-size: 1.1rem;
}
.steg p { color: var(--stal); font-size: 0.95rem; }

/* Vanliga frågor */
.faq { border-top: 1px solid var(--linje); }
.faq details { border-bottom: 1px solid var(--linje); }
.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  font-family: var(--font-rubrik);
  font-weight: 600;
  font-size: 1.1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  color: var(--signal);
  font-weight: 500;
  transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--stal); max-width: 70ch; padding-bottom: 24px; }

/* Kontakt */
.kontakt { background: var(--natt); color: var(--papper); border-radius: 18px; }
.kontakt-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  padding: clamp(40px, 7vw, 80px);
}
.kontakt h2 { margin: 18px 0 16px; }
.kontakt p { color: #9AA7B8; max-width: 46ch; }
.kontakt .etikett { color: #9AA7B8; }
.kontakt-lankar { display: grid; gap: 12px; justify-items: start; }
.kontakt-lankar a:not(.knapp) {
  color: #C9D2DD; text-decoration: none; font-size: .95rem;
  border-bottom: 1px solid #2C4060; padding-bottom: 2px;
}
.kontakt-lankar a:not(.knapp):hover { color: var(--papper); border-color: var(--papper); }

/* Footer */
.footer { padding: 40px 0 48px; }
.footer .wrap {
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: space-between; align-items: center;
  color: var(--stal); font-size: 0.9rem;
}
.footer a { text-decoration: none; }
.footer a:hover { color: var(--natt); }

/* ---------- Responsivt ---------- */
@media (max-width: 1080px) {
  .tjanster { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav a:not(.knapp) { display: none; }
  .tjanster, .perspektiv { grid-template-columns: 1fr 1fr; }
  .sektion-huvud { grid-template-columns: 1fr; }
  .lager { grid-template-columns: 1fr; }
  .steg { grid-template-columns: 1fr 1fr; row-gap: 24px; }
  .steg li:nth-child(3) { padding-left: 0; border-left: 0; }
  .kontakt-inner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .tjanster, .perspektiv { grid-template-columns: 1fr; }
  .kontakt { border-radius: 0; margin: 0 calc(var(--gutter) * -1); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}