/* =========================================
   Basis & Variablen
   ========================================= */
:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --surface-2: #1c1c1c;
  --border: #2a2a2a;
  --text: #f2f2f2;
  --muted: #8b8b8b;
  --accent: #f2f2f2;

  --pill-radius: 999px;
  --pill-pad-y: 0.9rem;
  --pill-pad-x: 1.6rem;

  --shadow-soft: 0 1px 0 rgba(255, 255, 255, 0.04),
                 0 12px 30px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 0 2px rgba(255, 255, 255, 0.12);

  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.2, 0, 0, 1);
}

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

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a,
button {
  color: inherit;
}

/* =========================================
   Header & Socials
   ========================================= */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 1.1rem;
  text-transform: uppercase;
}

.socials {
  display: flex;
  gap: 0.6rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--pill-radius);
  padding: var(--pill-pad-y) var(--pill-pad-x);
  font-size: 0.9rem;
  line-height: 1;
  transition:
    transform 160ms var(--ease-spring),
    background 160ms var(--ease-smooth),
    border-color 160ms var(--ease-smooth),
    box-shadow 160ms var(--ease-smooth);
}

.social-btn .social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1rem;
  height: 1.1rem;
}

.social-btn svg {
  width: 100%;
  height: 100%;
}

.social-btn .social-label {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.78rem;
  font-weight: 600;
}

.social-btn:hover {
  background: var(--bg);
  border-color: var(--text);
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.social-btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-glow);
}

/* =========================================
   Layout
   ========================================= */
.wrapper {
  flex: 1 0 auto;
  max-width: 1120px;
  width: 100%;
  margin: 0 auto;
  padding: 2.6rem 1.25rem 4rem;
}

.hero {
  text-align: center;
  margin-bottom: 2.6rem;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  letter-spacing: -0.02em;
  font-weight: 800;
  line-height: 1.05;
}

.hero-sub {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 1.05rem;
}

/* =========================================
   Kategorien-Kacheln
   ========================================= */
.categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.category-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  transition:
    transform 180ms var(--ease-spring),
    border-color 180ms var(--ease-smooth),
    background 180ms var(--ease-smooth),
    box-shadow 180ms var(--ease-smooth);
}

.category-card:hover {
  transform: translateY(-2px);
  border-color: var(--text);
  background: var(--surface-2);
  box-shadow: var(--shadow-soft);
}

.category-card:focus-visible {
  outline: none;
  box-shadow: var(--shadow-glow);
}

.category-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  font-weight: 600;
}

.category-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.2;
}

.category-card p {
  color: var(--muted);
  font-size: 0.86rem;
}

/* =========================================
   Pill-Buttons (schlicht, schwarz-weiß, leichte Animation)
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;

  font: inherit;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 0.82rem;

  border-radius: var(--pill-radius);
  padding: var(--pill-pad-y) var(--pill-pad-x);
  line-height: 1;

  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);

  cursor: pointer;
  text-decoration: none;

  transition:
    transform 180ms var(--ease-spring),
    background 180ms var(--ease-smooth),
    border-color 180ms var(--ease-smooth),
    box-shadow 180ms var(--ease-smooth);

  /* Klick-Animation: leichtes "Drucken" */
  transform-origin: center;
}

.btn .btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.05rem;
  height: 1.05rem;
}

.btn svg {
  width: 100%;
  height: 100%;
}

.btn:hover {
  background: var(--surface);
  border-color: var(--text);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-glow);
}

.btn:active {
  /* Small pressed animation: scale inward + subtle settle */
  transform: scale(0.965);
  transition:
    transform 90ms var(--ease-smooth),
    background 90ms var(--ease-smooth),
    border-color 90ms var(--ease-smooth);
  background: var(--bg);
  border-color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

/* Ghost-Variante für sekundäre Aktionen */
.btn.ghost {
  background: transparent;
}

.btn.ghost:hover {
  background: var(--surface-2);
  border-color: var(--muted);
}

/* =========================================
   Detail-Ansicht
   ========================================= */
.detail {
  margin-top: 1rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
}

.detail.hidden {
  display: none;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 1.2rem;
  transition: color 160ms var(--ease-smooth);
}

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

.detail-title {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.detail-price {
  display: inline-block;
  font-weight: 700;
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 0.6rem;
}

.detail-price-list {
  list-style: none;
  margin: 0 0 1.6rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.detail-price-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.detail-price-list li .price-item-name {
  color: var(--text);
}

.detail-price-list li .price-item-value {
  font-weight: 600;
  color: var(--text);
  text-align: right;
}

.detail-desc {
  color: var(--muted);
  font-size: 1rem;
  max-width: 60ch;
  margin-bottom: 1.6rem;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* =========================================
   kleine Skip/Screenreader-Hilfen
   ========================================= */
.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;
}

/* =========================================
   Responsive Feinjustierung
   ========================================= */
@media (max-width: 640px) {
  .header-inner {
    flex-wrap: wrap;
  }

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

  .detail-actions {
    flex-direction: column;
  }

  .detail-actions .btn {
    width: 100%;
  }
}