/* ==========================================================================
   Tegvik.com — stilark
   Fargene er retning D («Tegvik-teal med egen nøytral», dyphav/sjøsalt)
   fra tema-mockup/SPEC.md §5 — nettsiden skal se ut som programmet.
   Ingen eksterne fonter: systemstakken er rask og lokal-først.
   ========================================================================== */

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1716;
  --surface-panel: #16211f;
  --surface-bar: #182422;
  --surface-control: #1f2c2a;
  --surface-raised: #24322f;
  --surface-hover: #2c3c39;
  --surface-sunken: #0b1211;
  --viewer-bg: #0a100f;
  --text: #d4dedb;
  --text-secondary: #c0ccc8;
  --text-muted: #8ca49d;
  --text-strong: #e4edea;
  --border: #2b3936;
  --border-strong: #3c4d49;
  --border-hover: #647873;
  --accent: #2aa084;
  --accent-strong: #35b294;
  --accent-contrast: #071310;
  --focus: #3ab89a;
  --selected-bg: #1c443c;
  --selected-text: #d9efe8;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #d6dedc;
  --surface-panel: #eaf0ee;
  --surface-bar: #e1e8e6;
  --surface-control: #f5f8f7;
  --surface-raised: #f8faf9;
  --surface-hover: #ffffff;
  --surface-sunken: #ffffff;
  --viewer-bg: #b7c5c1;
  --text: #14211e;
  --text-secondary: #3e534d;
  --text-muted: #5a6f68;
  --text-strong: #1d302b;
  --border: #c1cdc9;
  --border-strong: #a7b5b1;
  --border-hover: #6d817b;
  --accent: #0c705a;
  --accent-strong: #0a5c4a;
  --accent-contrast: #ffffff;
  --focus: #0c705a;
  --selected-bg: #d3e9e2;
  --selected-text: #0b4033;
}

/* ------------------------------ Grunnlag ------------------------------ */

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: -apple-system, "Segoe UI", system-ui, Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1060px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 680px; }

h1, h2, h3 { color: var(--text-strong); line-height: 1.15; letter-spacing: -0.015em; }
h1 { font-size: clamp(2rem, 5.5vw, 3.2rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3.6vw, 2.1rem); font-weight: 750; }
h3 { font-size: 1.12rem; font-weight: 650; }

a { color: var(--accent-strong); text-decoration: none; }
:root[data-theme="light"] a:not(.btn) { color: var(--accent); }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}

.grad { color: var(--accent); }
:root[data-theme="dark"] .grad { color: var(--accent-strong); }

.skip {
  position: absolute; left: -999px; top: 8px; z-index: 99;
  background: var(--accent); color: var(--accent-contrast);
  padding: 8px 14px; border-radius: 8px; font-weight: 600;
}
.skip:focus { left: 8px; }

/* ------------------------------- Toppfelt ------------------------------ */

.topbar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--surface-bar) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav { display: flex; align-items: center; gap: 22px; height: 58px; }

.brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 750; font-size: 1.1rem; color: var(--text-strong);
}
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 27px; height: 27px; border-radius: 7px;
  background: var(--accent); color: var(--accent-contrast);
  font-weight: 800; font-size: 0.95rem;
}

.nav-links { display: flex; gap: 18px; margin-left: auto; }
.nav-links a { color: var(--text-secondary); font-weight: 550; font-size: 0.95rem; }
.nav-links a:hover { color: var(--text-strong); text-decoration: none; }

.theme-toggle {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--surface-control);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary); cursor: pointer;
}
.theme-toggle:hover { background: var(--surface-hover); color: var(--text-strong); border-color: var(--border-hover); }
:root[data-theme="dark"] .icon-moon { display: none; }
:root[data-theme="light"] .icon-sun { display: none; }

@media (max-width: 560px) {
  .nav { gap: 12px; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 0.88rem; }
}
@media (max-width: 440px) {
  /* T-merket bærer merkevaren alene — navnet får ikke plass ved 375px */
  .brand-name { display: none; }
  .nav { gap: 10px; }
  .nav-links { gap: 10px; }
}

/* ------------------------------- Knapper ------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 18px; border-radius: 10px;
  font-weight: 650; font-size: 0.95rem; line-height: 1.3;
  border: 1px solid transparent; cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn-lg { padding: 12px 24px; font-size: 1.02rem; }
.btn-primary, a.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost, a.btn-ghost {
  background: var(--surface-control); color: var(--text-strong);
  border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--surface-hover); border-color: var(--border-hover); }

/* -------------------------------- Hero --------------------------------- */

.hero { padding: 64px 0 30px; text-align: center; }
.hero .pill {
  display: inline-block; margin-bottom: 18px;
  padding: 5px 14px; border-radius: 999px;
  background: var(--selected-bg); color: var(--selected-text);
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.01em;
}
.hero .lead {
  max-width: 700px; margin: 18px auto 0;
  color: var(--text-secondary); font-size: 1.06rem;
}
.hero .lead strong { color: var(--text-strong); }
.hero-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }

/* --------------------------- Hero-video --------------------------- */

.demo-wrap { margin-top: 44px; }

.demo {
  max-width: 940px; margin: 0 auto;
  background: var(--surface-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 18px 50px -18px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

.hero-video { display: block; width: 100%; height: auto; background: var(--viewer-bg); }

.demo-caption {
  padding: 11px 16px;
  border-top: 1px solid var(--border);
  background: var(--surface-bar);
  font-size: 0.85rem; color: var(--text-muted); text-align: center;
}

/* ------------------------------ Seksjoner ------------------------------ */

.section { padding: 72px 0; }
.section-tight { padding: 56px 0 40px; }
.band { background: var(--surface-panel); border-block: 1px solid var(--border); }

.eyebrow {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.09em; color: var(--accent); margin-bottom: 10px;
}
:root[data-theme="dark"] .eyebrow { color: var(--accent-strong); }

.section-intro { max-width: 680px; color: var(--text-secondary); margin-top: 14px; }

/* --------------------------- Funksjonsblokker --------------------------- */

.feature {
  display: grid; grid-template-columns: minmax(260px, 5fr) 7fr;
  gap: 28px; align-items: center;
  margin-top: 44px;
}
.feature-flip { grid-template-columns: 7fr minmax(260px, 5fr); }
.feature-flip .feature-text { order: 2; }
.feature img {
  width: 100%; height: auto; border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 14px 38px -16px rgba(0, 0, 0, 0.4);
}
.feature-text p { margin-top: 10px; color: var(--text-secondary); font-size: 0.97rem; }
.feature-text strong { color: var(--text-strong); }

@media (max-width: 820px) {
  .feature, .feature-flip { grid-template-columns: 1fr; gap: 14px; }
  .feature-flip .feature-text { order: 0; }
}

/* ------------------------------- Kort ------------------------------- */

.cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  margin-top: 34px;
}
@media (max-width: 860px) { .cards { grid-template-columns: 1fr; } }

.card {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px 22px;
}
.card p { margin-top: 10px; color: var(--text-secondary); font-size: 0.94rem; }
.card p strong { color: var(--text-strong); }
.card-icon {
  display: inline-grid; place-items: center;
  width: 42px; height: 42px; border-radius: 11px;
  background: var(--selected-bg); color: var(--selected-text);
  margin-bottom: 14px;
}

.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  margin-top: 34px;
}
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }

.step {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 14px; padding: 24px 22px;
}
.step p { margin-top: 10px; color: var(--text-secondary); font-size: 0.94rem; }
.step .num {
  display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--accent); color: var(--accent-contrast);
  font-weight: 800; margin-bottom: 12px;
}

/* -------------------------------- FAQ -------------------------------- */

.faq-list { margin-top: 26px; display: grid; gap: 10px; }

.faq {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0;
}
.faq summary {
  cursor: pointer; list-style: none;
  padding: 15px 18px;
  font-weight: 650; color: var(--text-strong);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.2rem; font-weight: 700; color: var(--text-muted);
  flex-shrink: 0;
}
.faq[open] summary::after { content: "–"; }
.faq[open] summary { border-bottom: 1px solid var(--border); }
.faq p { padding: 13px 18px 16px; color: var(--text-secondary); font-size: 0.95rem; }

/* ----------------------------- Pilotskjema ----------------------------- */

.pilot-form {
  margin-top: 30px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px 24px;
  display: grid; gap: 16px;
}

.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: 0.9rem; color: var(--text-strong); }
.field input {
  padding: 10px 13px; border-radius: 9px;
  background: var(--surface-control);
  border: 1px solid var(--border-strong);
  color: var(--text); font-size: 0.96rem; font-family: inherit;
}
.field input::placeholder { color: var(--text-muted); }
.field input:hover { border-color: var(--border-hover); }
.field input:focus-visible { outline-offset: 0; border-color: var(--focus); }

.form-note { font-size: 0.83rem; color: var(--text-muted); }

/* -------------------------------- Footer ------------------------------- */

.footer { border-top: 1px solid var(--border); padding: 30px 0 36px; }
.footer-grid {
  display: flex; gap: 10px 26px; flex-wrap: wrap;
  justify-content: space-between;
  color: var(--text-secondary); font-size: 0.9rem;
}
.footer-grid strong { color: var(--text-strong); }
.footer-note {
  margin-top: 14px; font-size: 0.8rem; color: var(--text-muted);
}