/* === E-COMMERCE DEMOS PAGE ===
   Seitenspezifische Styles fuer /demos/ (Teil des E-Commerce-Service).
   Alle Design-Tokens (Farben, Abstaende --space-*, Radien, Schatten,
   Fonts) stammen aus ../style.css. Hier stehen ausschliesslich die
   ergaenzenden Regeln fuer den Demo-Picker. Mobile-first ist ueber
   die Basis-Tokens abgedeckt; das Raster geht ab Desktop auf 2+ Spalten. */

/* Hero / Intro */
.demos-hero {
  position: relative;
  padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
  overflow: hidden;
}

.demos-hero-content {
  text-align: center;
  max-width: 44rem;
  margin: 0 auto;
}

.demos-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color var(--transition), gap var(--transition);
}

.demos-back:hover {
  color: var(--color-blue);
  gap: var(--space-md);
}

.demos-back i {
  font-size: 0.7rem;
}

.demos-back:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.demos-hero h1 {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.demos-hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Notice Box */
.demos-notice-section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-2xl);
}

.demos-notice {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  max-width: 48rem;
  margin: 0 auto;
  padding: var(--space-xl);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-red);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.demos-notice__icon {
  flex-shrink: 0;
  font-size: var(--text-xl);
  line-height: 1.4;
  color: var(--color-red);
}

.demos-notice__lead {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
}

.demos-notice__text {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.7;
}

/* === Selectable Picker (tablist) === */
.demos-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.demos-filter__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-light);
}

.demos-filter__tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  padding: var(--space-xs);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: 100px;
}

.demos-filter__tab {
  appearance: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem 1.1rem;
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  background: transparent;
  border-radius: 100px;
  transition: color var(--transition), background var(--transition), box-shadow var(--transition);
}

.demos-filter__tab:hover {
  color: var(--color-dark);
}

.demos-filter__tab[aria-selected="true"] {
  color: #fff;
  background: var(--gradient);
  box-shadow: var(--shadow-sm);
}

.demos-filter__tab:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

/* === Demo Grid === */
.demos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: var(--space-xl);
  align-items: start;
}

/* === Demo Card === */
.demo-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.demo-card:hover,
.demo-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

/* Einblenden nach Filterwechsel (CSS-Animation, per JS neu angestossen) */
.demo-card--in {
  animation: demo-card-in 0.35s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes demo-card-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* "Vorschau"-Fahne fuer nicht-oeffentliche Demos */
.demo-card__flag {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  z-index: 2;
  padding: 0.25rem 0.6rem;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-dark);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  box-shadow: var(--shadow-sm);
}

/* === Style-Hint Preview (CSS-only, aria-hidden) === */
.demo-preview {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: var(--space-sm);
  min-height: 11rem;
  padding: var(--space-xl);
  overflow: hidden;
}

.demo-preview__brand {
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.02em;
}

.demo-preview__tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

/* Fashion — monochrom/editorial: near-black + ein Akzent */
.demo-preview--fashion {
  background:
    linear-gradient(135deg, #101012 0%, #17171b 60%, #0c0c0e 100%);
}
.demo-preview--fashion .demo-preview__brand { color: #f5f5f5; }
.demo-preview--fashion .demo-preview__tag { color: var(--color-red-light); }
.demo-preview--fashion::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: 8px;
  background: var(--color-red);
}

/* Electronics — helle Werkbank, technischer Akzent */
.demo-preview--electronics {
  background:
    linear-gradient(150deg, #f4f7fb 0%, #dde5ef 55%, #c9d4e3 100%);
}
.demo-preview--electronics .demo-preview__brand {
  color: #12141a;
  font-weight: 600;
}
.demo-preview--electronics .demo-preview__tag { color: #0c7db0; }
.demo-preview--electronics::after {
  content: "";
  position: absolute;
  left: var(--space-xl);
  right: var(--space-xl);
  bottom: var(--space-lg);
  height: 2px;
  background: linear-gradient(90deg, #0c7db0, transparent);
}

/* Luxury — dunkel mit Gold-Akzent */
.demo-preview--luxury {
  background:
    linear-gradient(135deg, #0b1020 0%, #131a2e 55%, #0a0e1a 100%);
}
.demo-preview--luxury .demo-preview__brand {
  color: #ede4c8;
  background: linear-gradient(90deg, #e7cf8f, #c9a227);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.demo-preview--luxury .demo-preview__tag { color: #c9a227; }
.demo-preview--luxury::after {
  content: "";
  position: absolute;
  left: var(--space-xl);
  right: var(--space-xl);
  bottom: var(--space-lg);
  height: 1px;
  background: linear-gradient(90deg, transparent, #c9a227, transparent);
}

/* === Card content === */
.demo-card__content {
  position: relative;
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.demo-card__category {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  padding: 0.3rem 0.75rem;
  margin-bottom: var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-blue);
  background: var(--color-bg-subtle);
  border-radius: 100px;
}

.demo-card__title {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-dark);
  margin-bottom: var(--space-xs);
}

.demo-card__descriptor {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.demo-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Feature-Liste */
.demo-card__features {
  list-style: none;
  margin: var(--space-lg) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.demo-card__features li {
  position: relative;
  padding-left: 1.5rem;
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.5;
}

.demo-card__features li::before {
  content: "\f00c"; /* fa-check */
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 0.15rem;
  font-size: 0.7rem;
  color: var(--color-blue);
}

.demo-card__hint {
  margin-top: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg-soft);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  line-height: 1.6;
}

/* CTA */
.demo-card__cta {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding: 0.6rem 1.1rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
  background: var(--gradient);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: gap var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.demo-card__cta:hover {
  gap: var(--space-md);
  box-shadow: var(--shadow-glow-gradient);
}

.demo-card__cta i {
  font-size: 0.7rem;
  transition: transform var(--transition);
}

.demo-card__cta:hover i {
  transform: translateX(3px);
}

/* Nicht-oeffentliche Demos (nur ein Theme kann gleichzeitig live sein) */
.demo-card__cta--soon {
  color: var(--color-text-light);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  cursor: not-allowed;
}
.demo-card__cta--soon:hover {
  gap: var(--space-sm);
  box-shadow: none;
}
.demo-card__cta--soon i {
  font-size: 0.7rem;
}

.demo-card__cta-caption {
  margin-top: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* Sichtbare Fokus-Umrandung (Tastaturnavigation) */
.demo-card__cta:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
  border-radius: var(--radius-md);
}

/* Leerzustand des Filters */
.demos-empty {
  margin-top: var(--space-xl);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* === Responsive === */
@media (max-width: 768px) {
  .demos-grid {
    grid-template-columns: 1fr;
  }

  .demos-notice {
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-lg);
  }

  .demos-filter {
    flex-direction: column;
  }
}

/* === Reduced motion === */
@media (prefers-reduced-motion: reduce) {
  .demo-card,
  .demo-card__cta,
  .demo-card__cta i,
  .demos-back {
    transition: none;
  }
  .demo-card:hover,
  .demo-card:focus-within {
    transform: none;
  }
  .demo-card--in {
    animation: none;
  }
}

/* =========================================================================
   Touch-Ziele (WCAG 2.2 - Zielgroesse)
   -------------------------------------------------------------------------
   Gemessen wurde bei 320/375/430/768 px. Die folgenden Elemente lagen unter
   44 px Hoehe. Statt sie zu vergroessern - was die Gestaltung veraendern
   wuerde - bekommen sie eine unsichtbare Trefferflaeche ueber ::after.
   Sichtbar aendert sich nichts, anklickbar wird die volle Flaeche.

   Die Regel greift bewusst nur bis 768 px: an Maus und Trackpad ist die
   kleine Flaeche kein Problem, und die Pseudo-Elemente sollen sich auf
   grossen Layouts nicht ueberlappen.
   ========================================================================= */
@media (pointer: coarse), (max-width: 48rem) {

  /* Zurueck-Link: 24 px */
  .demos-back { position: relative; }
  .demos-back::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    min-height: 44px;
    height: 100%;
    transform: translateY(-50%);
    /* rein funktional - keine Farbe, keine Verschiebung im Layout */
  }

  /* Karten-Aufruf: 43 px */
  .demo-card__cta { position: relative; }
  .demo-card__cta::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    min-height: 44px;
    height: 100%;
    transform: translateY(-50%);
    /* rein funktional - keine Farbe, keine Verschiebung im Layout */
  }

  /* Filterreiter: 33 px. Hier waechst die Flaeche wirklich - der Reiter ist
     ein Bedienelement, kein Textlink, und 44 px fuegen sich ins Raster. */
  .demos-filter__tab { min-height: 44px; }

}

/* =========================================================================
   PORTFOLIO-ERWEITERUNG (Welle 2)
   -------------------------------------------------------------------------
   Ergaenzt den ehemaligen 3-Shop-Picker zu einem 8-Demo-Portfolio ueber vier
   Branchen. Neu: Kennzahlen im Hero, eine Steuerleiste (Branchenfilter +
   Ansichtsumschalter) und ein Einzel-Modus ("eine nach der anderen"). Alle
   Tokens weiterhin aus ../style.css. Mobile-first, WCAG 2.2 AA.
   ========================================================================= */

/* (.sr-only stammt aus ../style.css und wird hier wiederverwendet.) */

/* --- Hero-Kennzahlen --- */
.demos-hero-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(var(--space-lg), 4vw, var(--space-2xl));
  margin-top: var(--space-xl);
}

.demos-hero-stat {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

.demos-hero-stat strong {
  font-size: clamp(var(--text-xl), 3vw, var(--text-2xl));
  font-weight: 700;
  line-height: 1;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- Steuerleiste: Filter links, Ansicht rechts --- */
.demos-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md) var(--space-xl);
  margin-bottom: var(--space-2xl);
}

/* Filter erbt seine Optik aus dem Basis-Stylesheet; nur der Aussenabstand
   wird von der Steuerleiste uebernommen. */
.demos-controls .demos-filter {
  margin-bottom: 0;
}

/* --- Ansichtsumschalter (Raster / Einzeln) --- */
.demos-view {
  display: inline-flex;
  gap: var(--space-xs);
  padding: var(--space-xs);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: 100px;
}

.demos-view__btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: 44px;
  padding: 0.4rem 1rem;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  background: transparent;
  border-radius: 100px;
  transition: color var(--transition), background var(--transition), box-shadow var(--transition);
}

.demos-view__btn i { font-size: 0.8rem; }

.demos-view__btn:hover { color: var(--color-dark); }

.demos-view__btn.is-active {
  color: #fff;
  background: var(--gradient);
  box-shadow: var(--shadow-sm);
}

.demos-view__btn:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

/* --- Einzel-Modus: eine Karte, zentriert --- */
.demos-grid--focus {
  grid-template-columns: 1fr;
  max-width: 40rem;
  margin-inline: auto;
}

.demos-focus-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.demos-focus-nav__btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  min-height: 44px;
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--color-border);
  cursor: pointer;
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  transition: gap var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition);
}

.demos-focus-nav__btn:hover {
  border-color: transparent;
  box-shadow: var(--shadow-md);
  color: var(--color-blue);
}

.demos-focus-nav__btn:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

.demos-focus-nav__btn i { font-size: 0.75rem; }

.demos-focus-nav__counter {
  min-width: 3.5rem;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--color-text-light);
}

/* =========================================================================
   PREVIEW-KACHELN — neue Branchen (CSS-only, aria-hidden)
   Farben bewusst hart kodiert (Marken-Andeutung, kein Theme-Token).
   ========================================================================= */

/* Restaurant · Fine Dining — warme Dunkelheit + Gold, Serifen-Andeutung */
.demo-preview--fine-dining {
  background: linear-gradient(135deg, #1c1410 0%, #26190f 55%, #130c08 100%);
}
.demo-preview--fine-dining .demo-preview__brand {
  font-family: Georgia, "Times New Roman", serif;
  color: #efe1c0;
  background: linear-gradient(90deg, #e8cf92, #c79a3a);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.demo-preview--fine-dining .demo-preview__tag { color: #c79a3a; }
.demo-preview--fine-dining::after {
  content: "";
  position: absolute;
  left: var(--space-xl);
  right: var(--space-xl);
  bottom: var(--space-lg);
  height: 1px;
  background: linear-gradient(90deg, transparent, #c79a3a, transparent);
}

/* Restaurant · Bistro — hell, warm, freundlich */
.demo-preview--bistro {
  background: linear-gradient(150deg, #fbf3e6 0%, #f3e2c8 55%, #ecd3ac 100%);
}
.demo-preview--bistro .demo-preview__brand {
  color: #5a3d1e;
  font-weight: 600;
}
.demo-preview--bistro .demo-preview__tag { color: #b0692a; }
.demo-preview--bistro::after {
  content: "";
  position: absolute;
  left: var(--space-xl);
  right: var(--space-xl);
  bottom: var(--space-lg);
  height: 2px;
  background: linear-gradient(90deg, #b0692a, transparent);
}

/* Sportverein — klar, kuehl, sachlich */
.demo-preview--sportverein {
  background: linear-gradient(150deg, #eef4fb 0%, #d6e6f7 55%, #bad3ee 100%);
}
.demo-preview--sportverein .demo-preview__brand {
  color: #10233c;
  font-weight: 700;
}
.demo-preview--sportverein .demo-preview__tag { color: #1667c0; }
.demo-preview--sportverein::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: 8px;
  background: #1667c0;
}

/* Kreativ · Musikerin — dunkel, violett, Cover-Andeutung */
.demo-preview--musikerin {
  background: linear-gradient(135deg, #170f28 0%, #271747 55%, #0f0a1c 100%);
}
.demo-preview--musikerin .demo-preview__brand {
  color: #ede4ff;
  background: linear-gradient(90deg, #c9a9ff, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.demo-preview--musikerin .demo-preview__tag { color: #b794f6; }
.demo-preview--musikerin::after {
  content: "";
  position: absolute;
  top: var(--space-lg);
  right: var(--space-xl);
  width: 2.5rem;
  height: 2.5rem;
  border: 2px solid rgba(183, 148, 246, 0.5);
  border-radius: var(--radius-sm);
}

/* Kreativ · Maler — Galerieweiss, harte Kante */
.demo-preview--atelier {
  background: #f6f6f3;
}
.demo-preview--atelier .demo-preview__brand {
  color: #111214;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.demo-preview--atelier .demo-preview__tag { color: #6b6b66; }
.demo-preview--atelier::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 10px;
  background: #111214;
}

/* --- [hidden] muss das display:flex der Karten/Leiste schlagen ---
   .demo-card und .demos-focus-nav setzen display:flex; das ueberschreibt die
   UA-Regel [hidden]{display:none}. Ohne diese Regel blenden Filter und
   Einzel-Modus die Karten NICHT aus. */
.demo-card[hidden],
.demos-focus-nav[hidden],
.demos-empty[hidden] { display: none !important; }

/* --- Ueberlaufschutz: alle Steuerleisten-Kinder duerfen schrumpfen/umbrechen --- */
.demos-controls { min-width: 0; }
.demos-controls > * { min-width: 0; max-width: 100%; }
.demos-filter { min-width: 0; }
.demos-filter__tabs { max-width: 100%; }
.demos-view { flex-wrap: wrap; max-width: 100%; }
.demos-view__btn { flex: 1 1 auto; justify-content: center; }

/* --- Steuerleiste bei schmalen Viewports untereinander --- */
@media (max-width: 768px) {
  .demos-controls {
    flex-direction: column;
    align-items: stretch;
  }
  .demos-controls .demos-filter {
    justify-content: center;
  }
  .demos-view {
    align-self: center;
  }
  .demos-focus-nav {
    gap: var(--space-md);
  }
}

/* Sehr schmale Geraete (<= 360 px): Steuerelemente kompakter, damit nichts
   ueber den Viewport hinauslaeuft. */
@media (max-width: 360px) {
  .demos-filter__tab { padding: 0.5rem 0.8rem; }
  .demos-view__btn { padding: 0.4rem 0.7rem; }
}

/* --- Reduced motion erweitert --- */
@media (prefers-reduced-motion: reduce) {
  .demos-view__btn,
  .demos-focus-nav__btn {
    transition: none;
  }
}