:root {
  --bg-overlay: rgba(255, 255, 255, 0.08);
  --card-bg: rgba(255, 255, 255, 0.28);
  --card-bg-2: rgba(255, 255, 255, 0.16);
  --stroke: rgba(255, 255, 255, 0.35);
  --shadow-1: rgba(0, 0, 0, 0.2);
  --shadow-2: rgba(0, 0, 0, 0.35);
  --text: #101418;
  --text-muted: #4c5561;
  --radius: 1.2rem;
  --blur: 12px;
  --sat: 160%;
  --transition: 220ms cubic-bezier(.2,.8,.2,1);
  --tile-padding: 12px;
  --logo-height: 140px; /* mobil etwas kleiner */
  --logo-top-gap: 16px; /* zusätzlicher oberer Abstand der Grafik in der Kachel */
  --grid-gap: 12px;
  --title-size: 0.95rem;
}

[data-theme="dark"] {
  --bg-overlay: rgba(0, 0, 0, 0.25);
  --card-bg: rgba(20, 22, 25, 0.45);
  --card-bg-2: rgba(20, 22, 25, 0.25);
  --stroke: rgba(255, 255, 255, 0.22);
  --shadow-1: rgba(0, 0, 0, 0.5);
  --shadow-2: rgba(0, 0, 0, 0.65);
  --text: #e8ecf1;
  --text-muted: #a7b0bb;
}

html, body {
  height: 100%;
}

body {
  background: #222 url('https://unsplash.it/1920/1080/?random') no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
  line-height: 1.4;
  padding-top: 72px; /* Platz für fixen Header */
  overflow-x: hidden; /* keine horizontale Scrollleiste */
}

/* Hintergrund-Overlay je nach Theme (hell: leichte Aufhellung, dunkel: Abdunklung) */
body::before{
  content: "";
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  pointer-events: none;
  z-index: 0;
  transition: background var(--transition);
}

.rund{
border-radius: 1.2rem;  
}

.glass {
  position: relative;
  background: linear-gradient(160deg, var(--card-bg), var(--card-bg-2));
  border-radius: var(--radius);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(var(--sat));
  backdrop-filter: blur(var(--blur)) saturate(var(--sat));
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  box-shadow: 0 6px 16px var(--shadow-1), 0 12px 28px var(--shadow-2);
  transition: transform var(--transition), box-shadow var(--transition);
}

/* subtile innere Kontur für Liquid-Glass */
.glass::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255,255,255,0.12));
  mix-blend-mode: overlay;
  opacity: 0.35;
}

/* feiner Rand/Stroke */
.glass::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  border: 1px solid var(--stroke);
  opacity: .6;
}
.glass img{
  max-width: 85%;
  max-height: 100%;
  width: auto;
  height: auto;
  display: block;
  margin: var(--logo-top-gap) auto 0; /* zusätzlicher Top-Abstand + zentriert */
  border-radius: calc(var(--radius) * 0.6);
  object-fit: contain;
}

/* Link als flex-Container: fester Logo-Bereich, vertikal/horizontal zentriert */
.glass > a{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: var(--logo-height);
  padding: 4px 0;
}

.glass:hover{
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 10px 24px var(--shadow-1), 0 20px 40px var(--shadow-2);
}

/* stärkere Klickfläche und gute Abstände */
.card-body{
  padding: 10px 12px 14px;
  text-align: center;
}

/* Schlanker Containerersatz (statt Bootstrap) */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14xpx max(16px, env(safe-area-inset-right)) 64px max(16px, env(safe-area-inset-left));
  position: relative;
  z-index: 1; /* über Overlay */
}

/* Fixer Header und Theme-Button */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000; /* über Backdrop/Panel */
  padding: 8px 12px;
  -webkit-backdrop-filter: blur(10px) saturate(var(--sat));
  backdrop-filter: blur(10px) saturate(var(--sat));
  background: color-mix(in srgb, var(--bg-overlay) 70%, transparent);
  border-bottom: 1px solid var(--stroke);
}

.header-inner{
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: nowrap; /* kein Zeilenumbruch */
}

.header-left{
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 auto;
  flex-wrap: nowrap; /* zusammenhalten */
}

.header-right{
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.theme-toggle {
  background: none;
  border: none;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 18px;
  cursor: pointer;
  transition: background-color 0.2s;
}
.theme-toggle .glass {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  font-size: 18px;
  line-height: 0; /* Zentriert das Icon besser */
}

/* Sichtbarkeit: Inline-Theme-Schalter nur auf Desktop anzeigen */
.theme-toggle.theme-inline { display: none; }

.card-body h6{
  margin: 0;
  font-weight: 600;
  font-size: var(--title-size);
  color: var(--text);
}

/* Fokus-Sichtbarkeit für Tastaturbedienung */
a:focus-visible, .glass:focus-visible {
  outline: 2px solid #66a3ff;
  outline-offset: 3px;
  border-radius: var(--radius);
}

/* reduzierte Bewegung respektieren */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  .glass:hover { transform: none; }
}

/* Fallback, wenn kein backdrop-filter unterstützt wird */
@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .glass {
    background: rgba(255,255,255,0.85);
  }
  [data-theme="dark"] .glass {
    background: rgba(30,32,35,0.85);
  }
}

/* optionale Hilfsklasse für künftiges CSS-Grid ohne Bootstrap */
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--grid-gap);
  /* zentriere Grid-Container, damit Restbreite beidseitig verteilt wird */
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 480px) {
  .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 768px) {
  .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  :root { --logo-height: 164px; }
  body { padding-top: 90px; } /* mehr Platz, da Header + Filter höher werden */
}
@media (min-width: 992px) {
  .grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  :root { --logo-height: 123px; } /* ~1.5x der ursprünglichen 82px */
  body { padding-top: 112px; }
}
@media (min-width: 1200px) {
  .grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  :root { --logo-height: 123px; }
  body { padding-top: 120px; }
}

/* Toolbar: Suche + Größen-Umschalter */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.toolbar-left, .toolbar-right { display: flex; align-items: center; gap: 8px; }
.toolbar-spacer { height: 8px; }

.filter-input {
  width: 100%;
  max-width: 420px;
  padding: 10px 12px;
  border: 1px solid var(--stroke);
  border-radius: 10px;
  background: rgba(255,255,255,0.6);
  color: #111;
  outline: none;
}
[data-theme="dark"] .filter-input {
  background: rgba(30,32,35,0.6);
  color: #e8ecf1;
}
.filter-input::placeholder { color: #667085; }
[data-theme="dark"] .filter-input::placeholder { color: #98a2b3; }

/* Kategorie-Chips */
.chip-group{
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  max-width: 60vw;
}

.chip-btn{
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--stroke);
  background: linear-gradient(160deg, var(--card-bg), var(--card-bg-2));
  color: var(--text);
  padding: 6px 10px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  font-size: 0.85rem;
}
.chip-btn[aria-pressed="true"]{
  box-shadow: 0 0 0 2px rgba(102,163,255,0.45) inset;
}
.chip-btn:hover{ transform: translateY(-1px); }
.chip-btn:focus-visible{ outline: 2px solid #66a3ff; outline-offset: 3px; }

.size-btn {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--stroke);
  background: linear-gradient(160deg, var(--card-bg), var(--card-bg-2));
  color: var(--text);
  padding: 6px 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0; /* verhindert extra Vertikalraum um SVG */
  min-width: 32px;
  min-height: 32px;
}
.size-btn[aria-pressed="true"] {
  box-shadow: 0 0 0 2px rgba(102,163,255,0.45) inset;
}
.size-btn:focus-visible { outline: 2px solid #66a3ff; outline-offset: 3px; }
.size-btn:hover { transform: translateY(-1px); }

/* Größe der SVG-Symbole in den Buttons */
.size-btn svg{ width: 18px; height: 18px; display: block; }

/* Größenprofile über data-size am <html> */
[data-size="s"] {
  --logo-height: 102px;
  --logo-top-gap: 10px;
  --tile-padding: 8px;
  --title-size: 0.9rem;
  --grid-gap: 10px;
}
[data-size="l"] {
  --logo-height: 168px;
  --logo-top-gap: 18px;
  --tile-padding: 14px;
  --title-size: 1.05rem;
  --grid-gap: 14px;
}

/* Hamburger-Menü-Button */
.menu-btn{
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--stroke);
  background: linear-gradient(160deg, var(--card-bg), var(--card-bg-2));
  color: var(--text);
  padding: 8px 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.menu-btn:hover{ transform: translateY(-1px); }
.menu-btn:focus-visible{ outline: 2px solid #66a3ff; outline-offset: 3px; }
.menu-icon{
  width: 18px; height: 12px; position: relative; display: inline-block;
}
.menu-icon::before, .menu-icon::after{
  content: ""; position: absolute; left: 0; right: 0; height: 2px; background: currentColor; border-radius: 2px;
}
.menu-icon::before{ top: 0; }
.menu-icon::after{ bottom: 0; }
/* mittlerer Strich */
.menu-icon{ background: linear-gradient(currentColor, currentColor) center 5px / 100% 2px no-repeat; border-radius: 2px; }
.menu-text{ font-weight: 600; font-size: 0.95rem; }

/* Offcanvas Filters Panel + Backdrop (mobile) */
.filters-panel{
  position: fixed;
  top: 72px; /* exakt unter dem fixen Header (entspricht body padding-top) */
  left: 0; right: 0;
  z-index: 950; /* über Backdrop (900), unter Header (1000) */
  padding: 8px 12px 16px;
  box-sizing: border-box;
  transform: translateY(-12px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
}
.filters-inner{
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
  /* Panel opaker machen: lokale Glas-Variablen erhöhen */
  --card-bg: rgba(255, 255, 255, 0.78);
  --card-bg-2: rgba(255, 255, 255, 0.62);
}
[data-theme="dark"] .filters-inner{
  --card-bg: rgba(20, 22, 25, 0.88);
  --card-bg-2: rgba(20, 22, 25, 0.72);
}
.filters-inner .chip-group{ max-width: 100%; }
.filters-inner .size-group{ display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
/* Gleiche Größe für Größen- und Theme-Button */
.filters-inner .size-btn,
.filters-inner .theme-toggle { width: 36px; height: 36px; }
/* kompakter Abstand mobil/tablet; Theme-Button kommt erst am Desktop ins Spiel */
/* Zentrierung mobil & Tablet */
.filters-inner{ align-items: center; text-align: center; }
.filters-inner .chip-group{ justify-content: center; }
.filters-inner .size-group{ justify-content: center; }
.filters-inner .filter-input{ margin: 0 auto; width: 100%; max-width: 420px; }

.backdrop{
  position: fixed; inset: 0; z-index: 900; /* unter Header/Panel */
  background: rgba(0,0,0,0.42); /* ohne Blur: keine Unschärfe */
}

body.filters-open .filters-panel{
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Kleine Tablets und Handys: 3 Kacheln pro Reihe */
@media (min-width: 380px) {
  .grid { 
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
    padding: 0 8px;
  }
  .glass { height: 100%; }
}

/* Sehr kleine Displays: 2 Kacheln */
@media (max-width: 379px) {
  .toolbar { flex-direction: column; align-items: stretch; }
  .toolbar-right { align-self: flex-end; }
  /* Header bleibt einzeilig: */
  .header-inner { flex-direction: row; align-items: center; gap: 10px; }
  .header-left { flex-wrap: nowrap; }
  .chip-group { max-width: 100%; }
  /* 2 Kacheln auf sehr kleinen Displays */
  .grid { grid-template-columns: repeat(2, 1fr); }
}

/* Ab Desktop: Filters dauerhaft sichtbar, Hamburger ausblenden */
@media (min-width: 992px) {
  .menu-btn { display: none; }
  .backdrop { display: none !important; }
  .grid { 
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 16px;
  }
  .filters-panel {
    position: static;
    inset: auto;
    z-index: auto;
    padding: 8px 12px 0;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .filters-inner{
    background: transparent;
    box-shadow: none;
    padding: 0;
    gap: 10px 12px;
    display: grid;
    grid-template-columns: 1.2fr 2fr auto; /* Suche | Chips | Size */
    align-items: center;
    align-content: center;
    text-align: initial;
  }
  /* Desktop: Inline-Theme-Button zeigen, Header-Button ausblenden */
  .theme-toggle.theme-inline { display: inline-flex; }
  .header-right .theme-toggle { display: none; }
  /* Größen-Gruppe rechtsbündig in der letzten Spalte */
  .filters-inner .size-group { justify-self: end; }
  /* zusätzlicher Abstand zwischen Größen-Buttons und Theme-Button */
  .filters-inner .size-group .theme-toggle { margin-left: 12px; }
  .filters-inner .chip-group{ grid-column: auto; }
  .filters-inner .filter-input{ max-width: 100%; }
}

/* Keine Hover-Effekte innerhalb der Filterleiste */
.filters-panel .chip-btn:hover,
.filters-panel .size-btn:hover,
.filters-panel .theme-toggle:hover,
.filters-panel .theme-toggle .glass:hover {
  transform: none !important;
  box-shadow: none !important;
}

/* Zwischenstufe (Tablet): zwei Reihen, Button bleibt sichtbar */
@media (min-width: 768px) and (max-width: 991.98px) {
  .filters-panel{ top: 72px; }
  .filters-inner{
    background: transparent;
    box-shadow: none;
    padding: 0 0 4px;
    display: grid;
    gap: 8px 10px;
    grid-template-columns: 1fr auto;
    align-items: center;
  }
  .filters-inner .chip-group{ grid-column: 1 / -1; }
}