/*
================================================================
dm.axbom.se – Designmönster
Delad stilmall för alla designmönsterdokument
================================================================

DESIGNBESLUT OCH TILLGÄNGLIGHETSKOMMENTARER ÄR BEVARADE
från originalimplementationen. Se nedan för motiveringar.
================================================================
*/

/* ----------------------------------------------------------------
   CSS-VARIABLER FÖR TEMAHANTERING
   All färg och mellanrum definieras med variabler i :root.
   Möjliggör sömlös ljus/mörk-läge-hantering utan JavaScript.
---------------------------------------------------------------- */
:root {
  /* Bakgrunder */
  --bg:            #f5f4f1;
  --bg-surface:    #ffffff;
  --bg-subtle:     #eeecea;
  --bg-inset:      #f9f8f6;

  /* Gränser */
  --border:        #d6d2cc;
  --border-strong: #b0aba3;

  /* Text */
  --text:          #18160f;
  --text-muted:    #5c5850;
  --text-faint:    #8a837a;

  /* Accent – kontrastförhållande mot vit: 7.2:1 (AAA) */
  --accent:        #1a4f8a;
  --accent-hover:  #153f70;
  --accent-subtle: #e6eef8;

  /* Statusfärger – alla testade mot sina bakgrunder för minst 4.5:1 (AA).
     Aldrig enbart färg – ikoner och text används alltid. */
  --ok:            #1a6b3c;
  --ok-bg:         #eaf5ee;
  --ok-border:     #7bcf9f;
  --ok-text:       #0f4024;

  --err:           #b52428;
  --err-bg:        #fdf0f0;
  --err-border:    #f0aaac;
  --err-text:      #7a1518;

  --info:          #1a4f8a;
  --info-bg:       #e6eef8;
  --info-border:   #90b8e8;

  --warn:          #7a4e00;
  --warn-bg:       #fef8e6;
  --warn-border:   #f5d87a;

  /* Diagram-delarnas färger */
  --year-bg:       #dde8f8;  --year-text:   #1a3a6e;
  --month-bg:      #ddf0e8;  --month-text:  #1a4a2c;
  --day-bg:        #fdf5dc;  --day-text:    #5c3a00;
  --sep-bg:        #eeecea;  --sep-text:    #8a837a;
  --suf-bg:        #eeddf8;  --suf-text:    #4a1a6e;
  --chk-bg:        #fde8dc;  --chk-text:    #6e2a1a;

  /* Mellanrum och form */
  --r:    5px;
  --r-lg: 10px;
  --r-xl: 14px;

  /* Skugga */
  --shadow:    0 1px 4px rgba(0,0,0,0.08), 0 2px 12px rgba(0,0,0,0.05);
  --shadow-lg: 0 2px 8px rgba(0,0,0,0.10), 0 4px 24px rgba(0,0,0,0.07);

  /* Animationstid */
  --t: 0.16s;
}

/* ----------------------------------------------------------------
   MÖRKT LÄGE
   Alla kontrastförhållanden är kontrollerade i mörkt läge separat.
---------------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
  :root {
    --bg:            #121108;
    --bg-surface:    #1c1a14;
    --bg-subtle:     #242018;
    --bg-inset:      #171510;

    --border:        #332e24;
    --border-strong: #504840;

    --text:          #ede9e0;
    --text-muted:    #a09080;
    --text-faint:    #706050;

    --accent:        #7ab4f5;
    --accent-hover:  #92c4ff;
    --accent-subtle: #1a2840;

    --ok:            #5dce8e;
    --ok-bg:         #0c2418;
    --ok-border:     #2a6040;
    --ok-text:       #5dce8e;

    --err:           #f59090;
    --err-bg:        #2a0c0c;
    --err-border:    #6a2828;
    --err-text:      #f59090;

    --info:          #7ab4f5;
    --info-bg:       #1a2840;
    --info-border:   #2a4870;

    --warn:          #f5c660;
    --warn-bg:       #281c04;
    --warn-border:   #6a4c10;

    --year-bg:       #151e30;  --year-text:   #8ab4f5;
    --month-bg:      #0f2018;  --month-text:  #6dce9e;
    --day-bg:        #241a04;  --day-text:    #f0c060;
    --sep-bg:        #242018;  --sep-text:    #706050;
    --suf-bg:        #201030;  --suf-text:    #c090f5;
    --chk-bg:        #2c1408;  --chk-text:    #f09060;
  }
}

/* ----------------------------------------------------------------
   PREFERS-REDUCED-MOTION
   Respekterar OS-inställning för rörelsekänslighet.
---------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ================================================================
   RESET & GRUND
================================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  /* line-height: 1.65 – WCAG 1.4.12: minst 1.5× teckensnittsstorleken för brödtext */
  line-height: 1.65;
  min-height: 100dvh;
}

/* ================================================================
   TILLGÄNGLIGHETSVERKTYG
================================================================ */

/* Skip-länk: WCAG 2.4.1 – tangentbordsanvändare ska kunna hoppa
   förbi upprepat innehåll. Synlig vid fokus. */
.skip-link {
  position: absolute;
  top: -9999px;
  left: 1rem;
  z-index: 9999;
  background: var(--accent);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 0 0 var(--r-lg) var(--r-lg);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
}
.skip-link:focus { top: 0; }

/* Screen-reader only – osynlig men semantiskt tillgänglig */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Fokusindikator: WCAG 2.4.11 – tydlig, synlig mot alla bakgrunder.
   :focus-visible (ej :focus) stör inte musanvändare. */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ================================================================
   LAYOUT
================================================================ */
.wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ================================================================
   BREADCRUMB (tillbaka-länk)
================================================================ */
.breadcrumb {
  padding: 0.85rem 0;
  margin-bottom: 0.5rem;
}

.breadcrumb ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-faint);
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-bottom: 0;
}

.breadcrumb li + li::before {
  content: '/';
  color: var(--border-strong);
  padding-right: 0.2rem;
}

.breadcrumb a {
  color: var(--accent);
  text-decoration: none;
}
.breadcrumb a:hover { text-decoration: underline; }

.breadcrumb [aria-current="page"] {
  color: var(--text-muted);
}

/* ================================================================
   SIDHUVUD
================================================================ */
header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 2.25rem 0 2rem;
  margin-bottom: 2.5rem;
}

.header-inner {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.site-name {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 0.4rem;
}
.site-name:hover { color: var(--accent); }

.header-badge {
  display: inline-block;
  background: var(--accent-subtle);
  color: var(--accent);
  border: 1px solid var(--info-border);
  border-radius: 2rem;
  padding: 0.2rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  width: fit-content;
}

h1 {
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
}

.header-lead {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 60ch;
}

/* ================================================================
   NAVIGERING / INNEHÅLLSFÖRTECKNING
================================================================ */
.toc {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2.5rem;
}

.toc-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.6rem;
}

.toc ol {
  padding-left: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.toc a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
}
.toc a:hover { text-decoration: underline; }

/* ================================================================
   INNEHÅLL – AVSNITT OCH RUBRIKER
================================================================ */
main { padding-bottom: 4rem; }

section { margin-bottom: 3rem; }

h2 {
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--border);
}

h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
  margin-top: 1rem;
}

/* max-width: 68ch – optimal radlängd (WCAG 1.4.8 max 80 tecken) */
p {
  margin-bottom: 0.9rem;
  max-width: 68ch;
}

strong { font-weight: 600; }

ul, ol {
  padding-left: 1.4rem;
  margin-bottom: 0.9rem;
}
li { margin-bottom: 0.3rem; }

dl { margin-bottom: 0.9rem; }
dt {
  font-weight: 600;
  color: var(--text);
  margin-top: 0.75rem;
}
dd {
  margin-left: 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Monospace signalerar att exakta tecken och positioner spelar roll */
code {
  font-family: 'DM Mono', 'Courier New', monospace;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  padding: 0.1em 0.45em;
  border-radius: 3px;
  font-size: 0.9em;
  color: var(--text);
}

/* ================================================================
   INFORMATIONSRUTOR
================================================================ */
.box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 1.25rem 1.5rem;
  margin: 1.25rem 0;
}
.box--info {
  background: var(--info-bg);
  border-color: var(--info-border);
}
.box--warn {
  background: var(--warn-bg);
  border-color: var(--warn-border);
}
.box__title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.6rem;
}

/* ================================================================
   FORMAT-DIAGRAM
   aria-hidden på det visuella diagrammet – sr-only-text ger
   skärmläsare beskrivningen.
================================================================ */
.diagram-wrap {
  overflow-x: auto;
  margin: 1.25rem 0;
  -webkit-overflow-scrolling: touch;
}

.diagram {
  display: inline-flex;
  align-items: stretch;
  border: 2px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  font-family: 'DM Mono', monospace;
  min-width: min-content;
}

.d-part {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.7rem 0.9rem;
  border-right: 1px solid var(--border);
}
.d-part:last-child { border-right: none; }

.d-chars {
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
}

.d-label {
  font-size: 0.68rem;
  margin-top: 0.35rem;
  font-family: 'DM Sans', system-ui, sans-serif;
  text-align: center;
  line-height: 1.3;
}

.d-year  { background: var(--year-bg);  color: var(--year-text); }
.d-month { background: var(--month-bg); color: var(--month-text); }
.d-day   { background: var(--day-bg);   color: var(--day-text); }
.d-sep {
  background: var(--sep-bg);
  color: var(--sep-text);
  font-size: 1.6rem;
  font-weight: 300;
  padding: 0 0.5rem;
  display: flex;
  align-items: center;
  border-right: 1px solid var(--border);
}
.d-suf { background: var(--suf-bg); color: var(--suf-text); }
.d-chk { background: var(--chk-bg); color: var(--chk-text); }

/* ================================================================
   TABELL
================================================================ */
.table-wrap {
  overflow-x: auto;
  margin: 1rem 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th {
  background: var(--bg-subtle);
  padding: 0.65rem 1rem;
  text-align: left;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-inset); }

/* ================================================================
   KNAPPAR
   Minsta klickyta: 44×44px (WCAG 2.5.5)
================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0.55rem 1.2rem;
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--r-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t), transform 0.08s;
}
.btn:active { transform: scale(0.97); }

.btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn--primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn--ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border-strong);
}
.btn--ghost:hover { background: var(--bg-subtle); color: var(--text); }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

/* ================================================================
   STEG-LISTA
================================================================ */
.steps {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin: 1rem 0;
}

.steps li {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  margin-bottom: 0;
}

.step-num {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  margin-top: 0.1rem;
}

.step-body { flex: 1; }
.step-body p { margin-bottom: 0; }

/* ================================================================
   ANIMATIONER
================================================================ */
@keyframes slide-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   VALIDATOR-KOMPONENT (återanvändbar)
================================================================ */
.validator-card {
  background: var(--bg-surface);
  border: 2px solid var(--border);
  border-radius: var(--r-xl);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  scroll-margin-top: 1rem;
}

.validator-header { margin-bottom: 1.5rem; }

.validator-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.validator-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Fältetikett – alltid ovanför fältet, aldrig som placeholder (WCAG 3.3.2) */
.field-label {
  display: block;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.35rem;
  color: var(--text);
}

/* Ledtext – kopplad via aria-describedby, alltid synlig */
.field-hint {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
  max-width: 55ch;
}

.input-wrap { position: relative; }

/* Inmatningsfält: min 48px hög (WCAG 2.5.8), 2px border (WCAG 1.4.11) */
.pnr-input {
  display: block;
  width: 100%;
  max-width: 420px;
  height: 3.25rem;
  padding: 0 3rem 0 1rem;
  font-family: 'DM Mono', 'Courier New', monospace;
  font-size: 1.35rem;
  letter-spacing: 0.12em;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-inset);
  border: 2px solid var(--border-strong);
  border-radius: var(--r-lg);
  transition: border-color var(--t), box-shadow var(--t);
}

.pnr-input::placeholder {
  color: var(--text-faint);
  letter-spacing: 0.08em;
}

.pnr-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}

.pnr-input.is-valid {
  border-color: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 15%, transparent);
}

.pnr-input.is-invalid {
  border-color: var(--err);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--err) 15%, transparent);
}

/* Statusikon – aria-hidden, enbart visuell */
.input-icon {
  position: absolute;
  right: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.15rem;
  pointer-events: none;
  transition: opacity var(--t);
}

/* Framstegsindikator */
.progress-track {
  display: flex;
  gap: 3px;
  margin-top: 0.5rem;
  max-width: 420px;
}

.progress-seg {
  height: 3px;
  flex: 1;
  background: var(--border);
  border-radius: 2px;
  transition: background var(--t);
}

.progress-seg.filled  { background: var(--accent); }
.progress-seg.valid   { background: var(--ok); }
.progress-seg.invalid { background: var(--err); }

/* Format-preview */
.format-preview {
  font-family: 'DM Mono', monospace;
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-top: 0.5rem;
  min-height: 1.4rem;
}

.fp-typed  { color: var(--text); }
.fp-cursor { color: var(--accent); font-weight: 700; }
.fp-remain { color: var(--text-faint); }

/* Meddelanden (fel/framgång) – WCAG 1.4.1: aldrig enbart färg */
.msg {
  display: none;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.9rem 1.1rem;
  border-radius: var(--r-lg);
  border: 1px solid;
  margin-top: 0.85rem;
  font-size: 0.95rem;
  line-height: 1.5;
  max-width: 520px;
  animation: slide-in 0.15s ease;
}

.msg.visible { display: flex; }

.msg__icon {
  font-size: 1.05rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.msg--err { background: var(--err-bg); border-color: var(--err-border); color: var(--err-text); }
.msg--ok  { background: var(--ok-bg);  border-color: var(--ok-border);  color: var(--ok-text); }

/* Resultatpanel */
.result-panel {
  display: none;
  margin-top: 1.75rem;
  border: 1px solid var(--ok-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  animation: slide-in 0.2s ease;
}

.result-panel.visible { display: block; }

.result-head {
  background: var(--ok-bg);
  padding: 0.8rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--ok-border);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ok-text);
}

.result-grid { background: var(--bg-surface); }

.result-row {
  display: grid;
  grid-template-columns: minmax(160px, auto) 1fr auto;
  border-bottom: 1px solid var(--border);
}
.result-row:last-child { border-bottom: none; }

.result-key {
  padding: 0.65rem 1.25rem;
  background: var(--bg-inset);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  display: flex;
  align-items: center;
  border-right: 1px solid var(--border);
}

.result-val {
  padding: 0.65rem 1.25rem;
  font-family: 'DM Mono', monospace;
  font-size: 0.95rem;
  color: var(--text);
  display: flex;
  align-items: center;
  word-break: break-all;
}

.result-val--plain {
  font-family: 'DM Sans', system-ui, sans-serif;
}

.result-copy {
  padding: 0 0.75rem;
  display: flex;
  align-items: center;
}

.copy-btn {
  min-height: 32px;
  padding: 0.2rem 0.55rem;
  font-size: 0.78rem;
  font-weight: 500;
  font-family: 'DM Sans', system-ui, sans-serif;
  color: var(--text-faint);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  transition: background var(--t), color var(--t), border-color var(--t);
  white-space: nowrap;
}
.copy-btn:hover {
  background: var(--bg-subtle);
  color: var(--text);
  border-color: var(--border-strong);
}
.copy-btn.copied {
  border-color: var(--ok-border);
  color: var(--ok);
  background: var(--ok-bg);
}

/* ================================================================
   MÖNSTERKORT (startsida)
================================================================ */
.pattern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.pattern-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow);
  transition: border-color var(--t), box-shadow var(--t), transform 0.1s;
}

.pattern-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  text-decoration: none;
}

.pattern-card:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--r-xl);
}

.pattern-card__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.15rem 0.65rem;
  border-radius: 2rem;
  border: 1px solid;
}

.tag--category {
  background: var(--accent-subtle);
  color: var(--accent);
  border-color: var(--info-border);
}

.tag--stable {
  background: var(--ok-bg);
  color: var(--ok);
  border-color: var(--ok-border);
}

.tag--draft {
  background: var(--warn-bg);
  color: var(--warn);
  border-color: var(--warn-border);
}

.pattern-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
}

.pattern-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  flex: 1;
  /* Ingen max-width – kortet är redan begränsat */
}

.pattern-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-faint);
}

.pattern-card__arrow {
  font-size: 1rem;
  color: var(--accent);
  transition: transform 0.12s;
}

.pattern-card:hover .pattern-card__arrow {
  transform: translateX(4px);
}

/* Tomt kort (platshållare för kommande mönster) */
.pattern-card--upcoming {
  border-style: dashed;
  opacity: 0.6;
  pointer-events: none;
  cursor: default;
}

.pattern-card--upcoming:hover {
  transform: none;
  border-color: var(--border);
  box-shadow: var(--shadow);
}

/* ================================================================
   SIDFOT
================================================================ */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 1.75rem;
  margin-top: 2rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.25rem 2rem;
  align-items: start;
  font-size: 0.875rem;
  color: var(--text-faint);
}

.footer-about {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.footer-about strong {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 600;
}

.footer-about p {
  margin: 0;
  max-width: 48ch;
  line-height: 1.5;
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  align-items: flex-end;
  white-space: nowrap;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t);
}
.footer-links a:hover {
  text-decoration: underline;
  color: var(--accent-hover);
}

.footer-copy {
  grid-column: 1 / -1;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  justify-content: space-between;
}

.footer-copy a {
  color: var(--text-faint);
  text-decoration: none;
}
.footer-copy a:hover {
  color: var(--accent);
  text-decoration: underline;
}

@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .footer-links {
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.4rem 1rem;
  }
}

/* ================================================================
   RESPONSIVT
================================================================ */
@media (max-width: 560px) {
  .validator-card { padding: 1.25rem; }

  .result-row { grid-template-columns: 1fr; }
  .result-key {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 1.25rem;
  }
  .result-copy {
    padding: 0.4rem 1.25rem;
    justify-content: flex-end;
  }

  h1 { font-size: 1.5rem; }

  .pattern-grid { grid-template-columns: 1fr; }
}