/*
 * site.css — alt udseende ligger her.
 *
 * Ikke af pænhed: Content-Security-Policy er `style-src 'self'`, så en
 * style-attribut sat fra JavaScript bliver afvist af browseren. Derfor skifter
 * app.js klasser, og farverne på selve koden sættes som SVG-attributter.
 */

:root {
  color-scheme: light dark;

  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-sunken: #f1f3f6;
  --border: #e2e5ea;
  --border-strong: #cdd2da;
  --text: #131720;
  --text-muted: #5c6577;
  --accent: #5b3df5;
  --accent-contrast: #ffffff;
  --accent-soft: #eeeaff;
  --danger: #b42318;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgb(16 24 40 / 6%), 0 8px 24px -12px rgb(16 24 40 / 18%);

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1017;
    --surface: #151a23;
    --surface-sunken: #1c222d;
    --border: #262d3a;
    --border-strong: #38414f;
    --text: #e9edf4;
    --text-muted: #98a2b3;
    --accent: #8b7bff;
    --accent-contrast: #14101f;
    --accent-soft: #221d3d;
    --danger: #f97066;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 8px 24px -12px rgb(0 0 0 / 60%);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Hoved og fod ─────────────────────────────────────────────────────── */

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.header-inner {
  padding-top: 22px;
  padding-bottom: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
}

.wordmark {
  margin: 0;
  font-size: 21px;
  font-weight: 650;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 3px;
}

/* Prikken er et lille ekko af det koden består af. */
.wordmark-dot {
  width: 9px;
  height: 9px;
  border-radius: 3px;
  background: var(--accent);
  display: inline-block;
}

.tagline {
  margin: 0;
  color: var(--text-muted);
  font-size: 13.5px;
}

.site-footer {
  margin-top: 56px;
  padding: 26px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
}

.site-footer p { margin: 0; }

/* ── Opsætning ────────────────────────────────────────────────────────── */

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 372px;
  gap: 28px;
  align-items: start;
  padding-top: 28px;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.card-title {
  margin: 0 0 16px;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Faner ────────────────────────────────────────────────────────────── */

.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 18px;
  background: var(--surface-sunken);
  border-radius: var(--radius-sm);
}

.tab {
  flex: 1;
  appearance: none;
  border: 0;
  background: transparent;
  border-radius: 6px;
  padding: 8px 10px;
  font: inherit;
  font-weight: 550;
  font-size: 14px;
  color: var(--text-muted);
  cursor: pointer;
}

.tab:hover { color: var(--text); }

.tab.is-active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 2px rgb(16 24 40 / 10%);
}

.panel { display: flex; flex-direction: column; gap: 14px; }

.is-hidden { display: none !important; }

/* ── Felter ───────────────────────────────────────────────────────────── */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.optional {
  font-weight: 400;
  font-size: 11.5px;
  opacity: 0.75;
}

input[type="text"],
input[type="url"],
input[type="email"],
input[type="tel"],
textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

textarea { resize: vertical; }

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.hint {
  font-size: 12px;
  color: var(--text-muted);
}

.hint code {
  font-family: var(--mono);
  font-size: 11.5px;
  background: var(--surface-sunken);
  padding: 1px 4px;
  border-radius: 4px;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: 0.8fr 1.2fr 1fr; gap: 14px; }

.segmented-field { border: 0; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.segmented-field legend { padding: 0; }

/* ── Segmenteret valg ─────────────────────────────────────────────────── */

.segmented {
  display: flex;
  gap: 3px;
  padding: 3px;
  background: var(--surface-sunken);
  border-radius: var(--radius-sm);
}

.segment { flex: 1; }

.segment input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segment span {
  display: block;
  text-align: center;
  padding: 7px 6px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 550;
  color: var(--text-muted);
  cursor: pointer;
}

.segment input:checked + span {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 2px rgb(16 24 40 / 10%);
}

.segment input:focus-visible + span {
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ── Formvælgere ──────────────────────────────────────────────────────── */
/*
 * Formerne vises som små SVG-eksempler frem for som navne. "Classy" siger
 * ingenting; formen gør.
 */

.shape-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.shape {
  position: relative;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: border-color 120ms ease, background 120ms ease;
}

.shape:hover { border-color: var(--accent); }

.shape input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.shape svg {
  width: 26px;
  height: 26px;
  fill: var(--text-muted);
}

.shape.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.shape.is-active svg { fill: var(--accent); }

.shape input:focus-visible ~ svg { outline: 2px solid var(--accent); }

/* ── Farver ───────────────────────────────────────────────────────────── */

.color-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
}

.swatch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.swatch input[type="color"] {
  appearance: none;
  -webkit-appearance: none;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: none;
  cursor: pointer;
}

.swatch input[type="color"]::-webkit-color-swatch-wrapper { padding: 3px; }
.swatch input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 5px; }
.swatch input[type="color"]::-moz-color-swatch { border: 0; border-radius: 5px; }

.swatch-label { font-size: 12.5px; color: var(--text-muted); }

.check {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
}

.check input { accent-color: var(--accent); width: 15px; height: 15px; }

/* Gradientfelterne giver kun mening når en gradient er valgt. */
.is-gradient-only { display: none; }
body.has-gradient .is-gradient-only { display: inline-flex; }
body.has-gradient .slider-field.is-gradient-only { display: flex; }

.slider-field { min-width: 120px; flex: 1; }

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

output {
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* ── Logo ─────────────────────────────────────────────────────────────── */

.logo-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.logo-name {
  font-size: 13px;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 210px;
}

.logo-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-muted);
}

.note strong { color: var(--text); font-weight: 600; }

/* ── Knapper ──────────────────────────────────────────────────────────── */

.button {
  appearance: none;
  font: inherit;
  font-weight: 550;
  font-size: 14px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, opacity 120ms ease;
}

.button:hover:not(:disabled) { border-color: var(--accent); }

.button:disabled { opacity: 0.45; cursor: not-allowed; }

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

.button-primary:hover:not(:disabled) { filter: brightness(1.08); }

.button-quiet { padding: 7px 12px; font-size: 13px; }

.button:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--accent-soft); }

/* ── Forhåndsvisning ──────────────────────────────────────────────────── */

.preview { min-width: 0; }

.preview-sticky {
  position: sticky;
  top: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stage {
  position: relative;
  border-radius: var(--radius-sm);
  background: var(--surface-sunken);
  display: grid;
  place-items: center;
  padding: 18px;
  aspect-ratio: 1;
}

/*
 * Ternet baggrund, så en gennemsigtig kode kan ses som gennemsigtig frem for
 * som hvid. Mønsteret er to gradienter og kræver ingen billedfil.
 */
.stage.is-transparent {
  background-color: #ffffff;
  background-image:
    linear-gradient(45deg, #dfe3e9 25%, transparent 25%, transparent 75%, #dfe3e9 75%),
    linear-gradient(45deg, #dfe3e9 25%, transparent 25%, transparent 75%, #dfe3e9 75%);
  background-size: 18px 18px;
  background-position: 0 0, 9px 9px;
}

.qr-holder { width: 100%; line-height: 0; }
.qr-holder svg { width: 100%; height: auto; display: block; }

.stage-empty {
  margin: 0;
  padding: 0 24px;
  text-align: center;
  font-size: 13.5px;
  color: var(--text-muted);
}

.stage-error {
  margin: 0;
  font-size: 13px;
  color: var(--danger);
}

/*
 * Selvkontrol: koden bliver laest igen af browserens egen stregkodelaeser.
 * Farven siger resultatet, men teksten staar der ogsaa — farve alene er ikke
 * en besked til den der ikke ser forskel paa groen og roed.
 */
.verify {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--text-muted);
}

.verify-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
  background: var(--text-muted);
}

.verify.is-ok { color: #067647; }
.verify.is-ok .verify-dot { background: #17b26a; }

.verify.is-bad { color: var(--danger); }
.verify.is-bad .verify-dot { background: var(--danger); }

@media (prefers-color-scheme: dark) {
  .verify.is-ok { color: #75e0a7; }
}

/*
 * Raad som en skanning ikke kan give. BarcodeDetector laeser en kode med
 * meget lav kontrast uden problemer, fordi den arbejder paa rene pixels; et
 * telefonkamera i daarligt lys goer ikke. De her tre ting maa regnes ud.
 */
.advice {
  margin: 0;
  padding: 10px 12px;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface-sunken);
  border-radius: var(--radius-sm);
  border-left: 3px solid #f79009;
  font-size: 12.5px;
  color: var(--text-muted);
}

.facts {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  text-align: center;
}

.fact {
  background: var(--surface-sunken);
  border-radius: var(--radius-sm);
  padding: 9px 4px;
}

.facts dt {
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.facts dd {
  margin: 2px 0 0;
  font-size: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.download { display: flex; flex-direction: column; gap: 12px; }

.download-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* ── Smalle skærme ────────────────────────────────────────────────────── */

@media (max-width: 940px) {
  .layout { grid-template-columns: minmax(0, 1fr); }

  /* Koden skal stå først, når der ikke er plads ved siden af. */
  .preview { order: -1; }
  .preview-sticky { position: static; }
  .stage { max-width: 340px; margin: 0 auto; width: 100%; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .card, .preview-sticky { padding: 16px; }
}

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