/**
 * Mobile-First Styles für TV-Halterung.de
 * Luxus-Design: Dunkel, edel, sparsame Gold-Akzente
 */

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
  /* Farben */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #1a1a1a;
  --color-bg-card: #1f1f1f;
  --color-text-primary: #ffffff;
  --color-text-secondary: #b0b0b0;
  --color-text-muted: #707070;
  --color-accent-gold: #d4af37;
  --color-accent-gold-hover: #e5c158;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-focus: var(--color-accent-gold);
  
  /* Typografie */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --font-size-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --font-size-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --font-size-lg: clamp(1.125rem, 1rem + 0.625vw, 1.5rem);
  --font-size-xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --font-size-2xl: clamp(2rem, 1.7rem + 1.5vw, 3rem);
  --font-size-3xl: clamp(2.5rem, 2rem + 2.5vw, 4rem);
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
  
  /* Transitions */
  --transition-fast: 180ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 240ms ease;
  
  /* Layout */
  --container-padding: var(--spacing-sm);
  --max-width: 1200px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  line-height: var(--line-height-tight);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--color-accent-gold);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover,
a:focus {
  color: var(--color-accent-gold-hover);
  outline: none;
}

a:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ============================================
   Layout Components
   ============================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-xl) 0;
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color var(--transition-base);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--container-padding);
  min-height: 64px;
}

.header__logo {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.header__logo:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

/* Hamburger Menu Button */
.header__menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
  gap: 6px;
}

.header__menu-toggle:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  border-radius: 4px;
}

.header__menu-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.header__menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.header__menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.header__menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* Navigation */
.nav {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.nav[aria-hidden="false"] {
  max-height: 500px;
}

.nav__list {
  list-style: none;
  padding: var(--spacing-sm) var(--container-padding);
}

.nav__item {
  margin-bottom: var(--spacing-xs);
}

.nav__link {
  display: block;
  padding: var(--spacing-sm);
  color: var(--color-text-primary);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base);
}

.nav__link--active {
  color: var(--color-accent-gold);
  font-weight: 600;
}

.nav__link:hover,
.nav__link:focus {
  background-color: rgba(212, 175, 55, 0.1);
  color: var(--color-accent-gold);
}

/* Desktop Navigation */
@media (min-width: 768px) {
  .header__menu-toggle {
    display: none;
  }
  
  .nav {
    position: static;
    max-height: none;
    border-bottom: none;
    background-color: transparent;
  }
  
  .nav__list {
    display: flex;
    gap: var(--spacing-md);
    padding: 0;
  }
  
  .nav__item {
    margin-bottom: 0;
  }
  
  .nav__link {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* ============================================
   Hero Slider
   ============================================ */
.hero-slider {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(12, 12, 12, 1) 0%, rgba(26, 26, 26, 0.9) 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-slider__track {
  display: flex;
  transition: transform 600ms ease;
}

.hero-slider__slide {
  position: relative;
  flex: 0 0 100%;
  min-height: clamp(240px, 50vw, 520px);
}

.hero-slider__slide::after {
  content: none;
}

.hero-slider__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-slider__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: rgba(26, 26, 26, 0.75);
  border: 2px solid var(--color-accent-gold);
  color: var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  opacity: 0;
  pointer-events: none;
  z-index: 2;
}

.hero-slider:hover .hero-slider__nav,
.hero-slider:focus-within .hero-slider__nav {
  opacity: 1;
  pointer-events: auto;
}

.hero-slider__nav svg {
  width: 22px;
  height: 22px;
}

.hero-slider__nav:hover,
.hero-slider__nav:focus {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  transform: translateY(-50%) scale(1.05);
}

.hero-slider__nav:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  opacity: 1;
  pointer-events: auto;
}

.hero-slider__nav--prev {
  left: var(--spacing-sm);
}

.hero-slider__nav--next {
  right: var(--spacing-sm);
}

.hero-slider__dots {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-xs);
  z-index: 2;
}

.hero-slider__dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background-color: rgba(212, 175, 55, 0.35);
  border: 2px solid transparent;
  transition: all var(--transition-base);
  cursor: pointer;
}

.hero-slider__dot:hover,
.hero-slider__dot:focus {
  background-color: rgba(212, 175, 55, 0.6);
}

.hero-slider__dot:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.hero-slider__dot--active,
.hero-slider__dot[aria-selected="true"] {
  background-color: var(--color-accent-gold);
  border-color: var(--color-accent-gold);
}

@media (max-width: 768px) {
  .hero-slider__nav {
    opacity: 1;
    pointer-events: auto;
    width: 40px;
    height: 40px;
  }

  .hero-slider__nav svg {
    width: 18px;
    height: 18px;
  }

  .hero-slider__dots {
    bottom: var(--spacing-md);
  }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.hero__title {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: background-color var(--transition-base), transform var(--transition-base);
}

.hero__cta:hover,
.hero__cta:focus {
  background-color: var(--color-accent-gold-hover);
  transform: translateY(-2px);
  color: #000000;
  font-weight: 700;
}

.hero__cta:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

/* ============================================
   USP Section
   ============================================ */
.usps {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-bg-secondary);
}

.usps__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

@media (min-width: 768px) {
  .usps__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.usp {
  text-align: center;
  padding: var(--spacing-md);
}

.usp__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-sm);
  color: var(--color-accent-gold);
}

.usp__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.usp__text {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* ============================================
   Product Grid
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

@media (min-width: 640px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   Product Card
   ============================================ */
.product-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(212, 175, 55, 0.3);
}

.product-card__image {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
  background-color: var(--color-bg-secondary);
  transition: transform var(--transition-slow);
  cursor: pointer;
}

.product-card:hover .product-card__image {
  transform: scale(1.05);
}

.product-card__name {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.product-card__name-link {
  color: inherit;
  text-decoration: none;
  display: inline-block;
  transition: color var(--transition-base);
}

.product-card__name-link:hover,
.product-card__name-link:focus {
  color: var(--color-accent-gold);
}

.product-card__name-link:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.product-card__teaser {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
  flex-grow: 1;
}

.product-card__specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.product-card__spec {
  display: flex;
  align-items: center;
  gap: 4px;
}

.product-card__spec-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.product-card__actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--spacing-xs);
  margin-top: auto;
}

.product-card__price {
  display: inline-flex;
  align-self: center;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  background-color: rgba(212, 175, 55, 0.12);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
}

.product-card__price-label {
  font-weight: 500;
  color: var(--color-text-secondary);
}

.product-card__price-value {
  font-weight: 700;
  color: var(--color-accent-gold);
}

.product-card__price--unavailable {
  background-color: rgba(128, 128, 128, 0.12);
  color: var(--color-text-secondary);
  font-weight: 500;
}

.product-card__button {
  flex: 1;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
  transition: all var(--transition-base);
  border: 1px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  white-space: nowrap;
}

.product-card__button--primary {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
}

.product-card__button--primary:hover,
.product-card__button--primary:focus {
  background-color: var(--color-accent-gold-hover);
  transform: translateY(-1px);
  color: #000000;
  font-weight: 700;
}

.product-card__button--secondary {
  background-color: #d4af37;
  color: #1a1a1a;
  border-color: #d4af37;
  padding-left: calc(var(--spacing-sm) + 3px);
  padding-right: calc(var(--spacing-sm) + 3px);
}

.product-card__button--secondary:hover,
.product-card__button--secondary:focus {
  background-color: #c09c32;
  color: #0f0f0f;
  font-weight: 700;
}

.product-card__button:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.product-card__button-icon,
.product-cta__button-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.product-card__button-icon svg,
.product-cta__button-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.product-card__shipping {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-align: center;
  line-height: var(--line-height-tight);
}

.affiliate-notice {
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ============================================
   Filters & Search
   ============================================ */
.filters {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
}

.filters__top {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .filters__top {
    flex-direction: row;
    align-items: center;
  }
}

.filters__search {
  flex: 1;
  position: relative;
}

.filters__search-input {
  width: 100%;
  padding: var(--spacing-sm);
  padding-left: 40px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-base);
}

.filters__search-input:focus {
  outline: none;
  border-color: var(--color-accent-gold);
}

.filters__search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.filters__sort {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.filters__sort-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.filters__sort-select {
  padding: var(--spacing-sm);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: border-color var(--transition-base);
}

.filters__sort-select:focus {
  outline: none;
  border-color: var(--color-accent-gold);
}

.filters__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--spacing-sm);
  background-color: transparent;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base);
}

.filters__toggle:hover,
.filters__toggle:focus {
  background-color: rgba(212, 175, 55, 0.1);
}

.filters__toggle:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.filters__toggle-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
}

.filters__toggle[aria-expanded="true"] .filters__toggle-icon {
  transform: rotate(180deg);
}

.filters__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.filters__panel[aria-hidden="false"] {
  max-height: 2000px;
}

.filters__group {
  margin-bottom: var(--spacing-md);
}

.filters__group-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.filters__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-chip:hover {
  border-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
}

.filter-chip[aria-pressed="true"] {
  background-color: var(--color-accent-gold);
  border-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
}

.filter-chip:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.filters__results {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.filters__reset {
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.filters__reset:hover,
.filters__reset:focus {
  border-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
}

.filters__reset:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

/* ============================================
   Product Page
   ============================================ */
.breadcrumbs {
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: var(--spacing-xs);
}

.breadcrumbs__item::after {
  content: '›';
  margin-left: var(--spacing-xs);
  color: var(--color-text-muted);
}

.breadcrumbs__item:last-child::after {
  display: none;
}

.breadcrumbs__link {
  color: var(--color-text-secondary);
}

.breadcrumbs__link:hover,
.breadcrumbs__link:focus {
  color: var(--color-accent-gold);
}

.breadcrumbs__item:last-child .breadcrumbs__link {
  color: var(--color-text-primary);
  pointer-events: none;
}

.product-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .product-hero {
    grid-template-columns: 1fr 1fr;
  }
}

.product-gallery {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.product-gallery__wrapper {
  position: relative;
  width: 100%;
  max-width: 800px;
}

.product-gallery__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background-color: rgba(26, 26, 26, 0.8);
  border: 2px solid var(--color-accent-gold);
  border-radius: 50%;
  color: var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-base);
  opacity: 0;
}

.product-gallery__wrapper:hover .product-gallery__nav {
  opacity: 1;
}

.product-gallery__nav:hover,
.product-gallery__nav:focus {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  transform: translateY(-50%) scale(1.1);
}

.product-gallery__nav:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  opacity: 1;
}

.product-gallery__nav--prev {
  left: var(--spacing-sm);
}

.product-gallery__nav--next {
  right: var(--spacing-sm);
}

.product-gallery__nav-icon {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

@media (max-width: 768px) {
  .product-gallery__nav {
    opacity: 1;
    width: 40px;
    height: 40px;
  }
  
  .product-gallery__nav-icon {
    width: 20px;
    height: 20px;
  }
}

@media (max-width: 640px) {
  .product-gallery__wrapper {
    width: 100%;
    margin: 0 auto;
  }

  .product-gallery__main {
    border-radius: var(--radius-md);
  }

  .product-card__button-icon,
  .zen-cta__icon {
    display: none;
  }
}

.product-gallery__main {
  width: 100%;
  max-width: 800px;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-sm);
  background-color: var(--color-bg-secondary);
  cursor: zoom-in;
  transition: transform var(--transition-base);
}

.product-gallery__main:hover {
  transform: scale(1.02);
}

.product-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 84px);
  justify-content: center;
  gap: var(--spacing-xs);
  padding-bottom: var(--spacing-xs);
}

.product-gallery__thumb {
  width: 84px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition-base);
  background-color: var(--color-bg-secondary);
}

.product-gallery__thumb:hover,
.product-gallery__thumb:focus {
  border-color: var(--color-accent-gold);
}

.product-gallery__thumb[aria-selected="true"] {
  border-color: var(--color-accent-gold);
}

.product-gallery__thumb:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.product-info__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-sm);
}

.product-info__price {
  font-size: var(--font-size-xl);
  color: var(--color-accent-gold);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.product-info__vat {
  display: inline-block;
  margin-left: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.product-info__description {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.product-colors {
  margin-bottom: var(--spacing-lg);
}

.product-colors__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.product-colors__swatches {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.color-swatch {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 3px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.color-swatch:hover,
.color-swatch:focus {
  border-color: var(--color-accent-gold);
  transform: scale(1.1);
}

.color-swatch[aria-selected="true"] {
  border-color: var(--color-accent-gold);
  box-shadow: 0 0 0 2px var(--color-bg-primary), 0 0 0 4px var(--color-accent-gold);
}

.color-swatch:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.product-colors__selection {
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.product-colors__selection-label {
  font-weight: 600;
  color: var(--color-text-primary);
}

.product-specs {
  margin-bottom: var(--spacing-lg);
}

.product-specs__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.product-specs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.product-specs__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.product-specs__icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-accent-gold);
}

.product-cta {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.product-cta__button {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: center;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.product-cta__button--primary {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
}

.product-cta__button--primary:hover,
.product-cta__button--primary:focus {
  background-color: var(--color-accent-gold-hover);
  transform: translateY(-2px);
  color: #000000;
  font-weight: 700;
}

.product-cta__button--secondary {
  background-color: transparent;
  color: var(--color-accent-gold);
  border: 1px solid var(--color-accent-gold);
}

.product-cta__button--secondary:hover,
.product-cta__button--secondary:focus {
  background-color: rgba(212, 175, 55, 0.1);
  color: #000000;
  font-weight: 700;
}

.product-cta__button:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.product-shipping {
  margin-top: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-sm);
  background-color: rgba(212, 175, 55, 0.05);
  border-left: 3px solid var(--color-accent-gold);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

.product-shipping__icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 6px;
  vertical-align: middle;
  color: var(--color-accent-gold);
}

/* ============================================
   ZEN Series / Product Story
   ============================================ */
.zen-series {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  padding: var(--spacing-2xl) 0;
}

.zen-series__hero {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
}

.zen-series__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.zen-series__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.zen-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
  .zen-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .zen-features {
    grid-template-columns: repeat(4, 1fr);
  }
}

.zen-feature {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-base);
  cursor: default;
}

.zen-feature:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent-gold);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.15);
}

.zen-feature__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-md);
  color: var(--color-accent-gold);
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  transition: transform var(--transition-base);
}

.zen-feature:hover .zen-feature__icon {
  transform: scale(1.1);
}

.zen-feature__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.zen-feature__value {
  font-size: var(--font-size-lg);
  color: var(--color-accent-gold);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.zen-feature__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

.zen-benefits {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
  .zen-benefits {
    grid-template-columns: repeat(2, 1fr);
  }
}

.zen-benefit {
  background-color: var(--color-bg-card);
  border-left: 4px solid var(--color-accent-gold);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  transition: all var(--transition-base);
}

.zen-benefit:hover {
  background-color: rgba(212, 175, 55, 0.05);
  border-left-width: 6px;
}

.zen-benefit__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.zen-benefit__icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent-gold);
  flex-shrink: 0;
}

.zen-benefit__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.zen-specs {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.zen-specs__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.zen-specs__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
}

@media (min-width: 768px) {
  .zen-specs__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.zen-specs__item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.zen-specs__item:last-child {
  border-bottom: none;
}

.zen-specs__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.zen-specs__value {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: 500;
}

.zen-why {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(212, 175, 55, 0.05) 100%);
  border: 2px solid var(--color-accent-gold);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.zen-why__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-accent-gold);
}

.zen-why__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  list-style: none;
  max-width: 600px;
  margin: 0 auto;
}

.zen-why__item {
  display: flex;
  align-items: start;
  gap: var(--spacing-sm);
  text-align: left;
}

.zen-why__icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.zen-why__content {
  flex: 1;
}

.zen-why__item-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-text-primary);
}

.zen-why__item-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

.zen-cta {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
  .zen-cta {
    flex-direction: row;
    justify-content: center;
  }
}

.zen-cta__button {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: center;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
}

.zen-cta__button--primary {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  border-color: var(--color-accent-gold);
}

.zen-cta__button--primary:hover,
.zen-cta__button--primary:focus {
  background-color: var(--color-accent-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
  color: #000000;
  font-weight: 700;
}

.zen-cta__button--secondary {
  background-color: transparent;
  color: var(--color-accent-gold);
  border-color: var(--color-accent-gold);
}

.zen-cta__button--secondary:hover,
.zen-cta__button--secondary:focus {
  background-color: rgba(212, 175, 55, 0.1);
  transform: translateY(-2px);
  color: #000000;
  font-weight: 700;
}

.zen-cta__icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
}

.zen-cta__button:hover .zen-cta__icon {
  transform: translateX(4px);
}

/* ============================================
   FAQ Accordion
   ============================================ */
.faq {
  margin-bottom: var(--spacing-xl);
}

.faq__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
}

.faq__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--spacing-md);
}

.faq__item {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(212, 175, 55, 0.18);
  background: linear-gradient(
      120deg,
      rgba(212, 175, 55, 0.12) 0%,
      rgba(212, 175, 55, 0.04) 70%,
      rgba(212, 175, 55, 0.02) 100%
    );
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.faq__item:hover {
  border-color: rgba(212, 175, 55, 0.45);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.faq__question {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: transparent;
  border: none;
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  position: relative;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.faq__question::before {
  content: "Q";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--color-accent-gold);
  color: var(--color-bg-primary);
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 0 0 6px rgba(212, 175, 55, 0.14);
  margin-right: var(--spacing-md);
  flex-shrink: 0;
}

.faq__question:hover,
.faq__question:focus {
  background-color: rgba(212, 175, 55, 0.08);
  color: var(--color-accent-gold);
}

.faq__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-accent-gold);
}

.faq__question[aria-expanded="true"] .faq__icon {
  transform: rotate(180deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
  background: rgba(0, 0, 0, 0.08);
}

.faq__answer-content {
  padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  position: relative;
}

.faq__answer-content::before {
  content: "A";
  position: absolute;
  left: var(--spacing-md);
  top: var(--spacing-md);
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--color-accent-gold);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.faq__answer-content p,
.faq__answer-content div,
.faq__answer-content span {
  margin-left: calc(var(--spacing-md) + 2.4rem);
  display: block;
}

.faq__answer-content ul {
  margin-left: 1.25rem;
  display: grid;
  gap: 0.5rem;
}

.faq__answer-content strong {
  color: var(--color-text-primary);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-2xl);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.footer > .container:not(.footer__inner) {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  text-align: left;
}

.footer p {
  margin: 0;
}

.footer a {
  color: var(--color-accent-gold);
  font-weight: 600;
}

.footer a:hover,
.footer a:focus {
  color: var(--color-accent-gold-hover);
}

.footer .footer__inner {
  display: grid;
  grid-template-columns: repeat(3, minmax(200px, 1fr));
  align-items: start;
  gap: var(--spacing-xl);
}

.footer__column {
  display: grid;
  gap: var(--spacing-sm);
}

.footer__brand {
  gap: var(--spacing-sm);
}

.footer__logo-link {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
}

.footer__logo-preview {
  max-width: min(200px, 45vw);
  height: auto;
  display: block;
  filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.4));
}

.footer__tagline {
  margin: 0;
  color: var(--color-text-secondary);
}

.footer__heading {
  margin: 0;
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.footer__list {
  list-style: none;
  margin: var(--spacing-xs) 0 0;
  padding: 0;
  display: grid;
  gap: var(--spacing-xs);
}

.footer__list li a {
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color var(--transition-base);
}

.footer__list li a:hover,
.footer__list li a:focus {
  color: var(--color-accent-gold);
}

.footer__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  grid-column: 1 / -1;
}

@media (max-width: 640px) {
  .footer {
    padding: var(--spacing-lg) 0;
  }

  .footer > .container:not(.footer__inner) {
    justify-content: center;
    text-align: center;
  }

  .footer__meta {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 900px) {
  .footer .footer__inner {
    grid-template-columns: repeat(2, minmax(200px, 1fr));
    gap: var(--spacing-lg);
  }
}

@media (max-width: 640px) {
  .footer .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

/* ============================================
   Lightbox / Zoom Modal
   ============================================ */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.95);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  cursor: zoom-out;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.lightbox[aria-hidden="false"] {
  display: flex;
  opacity: 1;
}

.lightbox__image {
  max-width: 90vw;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  transform: scale(0.9);
  transition: transform var(--transition-base);
}

.lightbox[aria-hidden="false"] .lightbox__image {
  transform: scale(1);
}

.lightbox__close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 48px;
  height: 48px;
  background-color: rgba(26, 26, 26, 0.8);
  border: 2px solid var(--color-accent-gold);
  border-radius: 50%;
  color: var(--color-accent-gold);
  font-size: var(--font-size-xl);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  z-index: 1001;
}

.lightbox__close:hover,
.lightbox__close:focus {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  transform: rotate(90deg);
}

.lightbox__close:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  background-color: rgba(26, 26, 26, 0.8);
  border: 2px solid var(--color-accent-gold);
  border-radius: 50%;
  color: var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1002;
  transition: all var(--transition-base);
}

.lightbox__nav:hover,
.lightbox__nav:focus {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  transform: translateY(-50%) scale(1.1);
}

.lightbox__nav:focus-visible {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

.lightbox__nav--prev {
  left: var(--spacing-lg);
}

.lightbox__nav--next {
  right: var(--spacing-lg);
}

.lightbox__nav-icon {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

@media (max-width: 768px) {
  .lightbox__nav {
    width: 48px;
    height: 48px;
  }
  
  .lightbox__nav--prev {
    left: var(--spacing-sm);
  }
  
  .lightbox__nav--next {
    right: var(--spacing-sm);
  }
  
  .lightbox__nav-icon {
    width: 24px;
    height: 24px;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.text-center {
  text-align: center;
}

.mb-0 {
  margin-bottom: 0;
}

/* ============================================
   Loading States
   ============================================ */
.fade-in {
  animation: fadeIn var(--transition-base);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}