/**
 * Crystal Commerce — Main Stylesheet
 * 2026 Dark Glass UI Design System
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
  --bg-primary: #08090A;
  --bg-secondary: #111315;
  --bg-card: #17191C;
  --bg-card-hover: #202328;
  --border: #2A2D31;
  --orange: #FF7A00;
  --orange-hover: #FF912E;
  --orange-gradient: linear-gradient(135deg, #FF6B00, #FFA63D);
  --orange-glow: rgba(255, 122, 0, 0.35);
  --green: #00D26A;
  --green-hover: #19E57D;
  --green-gradient: linear-gradient(135deg, #00C853, #00E676);
  --green-glow: rgba(0, 210, 106, 0.30);
  --danger: #FF3B3B;
  --text-heading: #FFFFFF;
  --text-body: #D7D7D7;
  --text-muted: #9EA3A8;
  --text-disabled: #6C7278;
  --radius: 18px;
  --radius-btn: 16px;
  --radius-pill: 100px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --duration: 250ms;
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.5), 0 0 24px var(--orange-glow);
  --glass: rgba(23, 25, 28, 0.72);
  --glass-border: 1px solid var(--border);
}

/* ==========================================================================
   Base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-body);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-heading);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.5rem); }

p { margin: 0 0 1em; }

a {
  color: var(--orange);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

a:hover { color: var(--green); }

img { max-width: 100%; height: auto; display: block; }

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 80px 0; }
.section-sm { padding: 40px 0; }

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 9999;
  padding: 12px 24px;
  background: var(--orange);
  color: #fff;
  clip: auto;
  width: auto;
  height: auto;
}

/* ==========================================================================
   Glass Cards
   ========================================================================== */
.glass-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform var(--duration) var(--ease),
              opacity var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease),
              border-color var(--duration) var(--ease);
  will-change: transform;
}

.glass-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--orange);
  box-shadow: var(--shadow-hover);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 30px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  border-radius: var(--radius-btn);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--duration) var(--ease),
              opacity var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease),
              background var(--duration) var(--ease),
              color var(--duration) var(--ease),
              border-color var(--duration) var(--ease);
  will-change: transform;
  text-decoration: none;
}

.btn-primary {
  background: var(--orange-gradient);
  color: #fff;
}

.btn-primary:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 8px 24px var(--orange-glow);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  border-color: var(--green);
  color: var(--green);
}

.btn-secondary:hover {
  background: var(--green);
  color: #fff;
  box-shadow: 0 8px 24px var(--green-glow);
  transform: translateY(-4px) scale(1.03);
}

.btn-success {
  background: var(--green-gradient);
  color: #fff;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

/* ==========================================================================
   Icons
   ========================================================================== */
.icon-orange { color: var(--orange); }
.icon-green { color: var(--green); }

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 12px;
  color: var(--orange);
  cursor: pointer;
  transition: transform var(--duration) var(--ease),
              color var(--duration) var(--ease);
}

.icon-btn:hover {
  color: var(--green);
  transform: rotate(6deg) scale(1.1);
}

.icon-btn svg { width: 22px; height: 22px; }

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 9, 10, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: background var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease),
              border-color var(--duration) var(--ease);
}

.site-header.is-scrolled {
  background: rgba(17, 19, 21, 0.95);
  border-color: var(--border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-heading);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-icon svg { width: 28px; height: 28px; color: var(--orange); }

.logo-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
}

.main-navigation { flex: 1; display: flex; justify-content: center; }

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 32px;
}

.nav-menu a {
  color: var(--text-body);
  font-weight: 500;
  position: relative;
  padding: 8px 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease);
}

.nav-menu a:hover::after,
.nav-menu .current-menu-item a::after {
  transform: scaleX(1);
}

.nav-menu .current-menu-item a::after {
  background: var(--green);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cart-count {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  background: var(--green);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-link { position: relative; }

.mobile-menu-toggle { display: none; }

.header-search-panel {
  padding: 16px 0;
  border-top: 1px solid var(--border);
  background: rgba(17, 19, 21, 0.95);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100vh;
  background: var(--bg-secondary);
  z-index: 2000;
  transform: translateX(100%);
  transition: transform 300ms var(--ease);
  padding: 24px;
  overflow-y: auto;
}

.mobile-menu.is-open { transform: translateX(0); }

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.mobile-nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav-menu li { border-bottom: 1px solid var(--border); }

.mobile-nav-menu a {
  display: block;
  padding: 16px 0;
  color: var(--text-body);
  font-size: 1.125rem;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1999;
  opacity: 0;
  transition: opacity 300ms var(--ease);
}

.mobile-menu-overlay.is-visible { opacity: 1; }

/* ==========================================================================
   Search Bar
   ========================================================================== */
.search-bar-wrap { position: relative; }

.search-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: var(--glass-border);
  border-radius: var(--radius-pill);
  padding: 12px 20px;
  transition: border-color var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
}

.search-bar:focus-within {
  border-color: var(--orange);
  box-shadow: 0 0 20px var(--orange-glow);
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-heading);
  font-size: 16px;
  font-family: var(--font-body);
}

.search-input::placeholder { color: var(--text-muted); }

.search-suggestions {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 100;
  max-height: 400px;
  overflow-y: auto;
}

.search-suggestion {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-body);
  transition: background var(--duration) var(--ease);
}

.search-suggestion:hover,
.search-suggestion:focus {
  background: var(--bg-card-hover);
  color: var(--text-heading);
}

.search-suggestion img {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 8px;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255, 122, 0, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 30%, rgba(0, 210, 106, 0.1) 0%, transparent 50%);
  animation: heroGradient 8s ease-in-out infinite alternate;
}

@keyframes heroGradient {
  0% { opacity: 0.8; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(42, 45, 49, 0.3) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(42, 45, 49, 0.3) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.4;
}

.hero-particles {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 80%, var(--orange-glow) 0%, transparent 30%),
              radial-gradient(circle at 80% 20%, var(--green-glow) 0%, transparent 30%);
  animation: particles 6s ease-in-out infinite alternate;
}

@keyframes particles {
  0% { opacity: 0.5; transform: translateY(0); }
  100% { opacity: 1; transform: translateY(-20px); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 480px;
}

.hero-stats {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.stat-item {
  padding: 16px 20px;
  text-align: center;
  flex: 1;
}

.stat-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--orange);
}

.stat-item span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-device {
  position: absolute;
  padding: 24px;
  background: var(--glass);
  border: var(--glass-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-device svg { width: 64px; height: 64px; color: var(--orange); }

.hero-laptop {
  transform: translate(-40px, -20px);
  animation: float 4s ease-in-out infinite;
}

.hero-phone {
  transform: translate(60px, 40px);
  animation: float 4s ease-in-out infinite 1s;
}

.hero-phone svg { width: 48px; height: 48px; color: var(--green); }

.hero-camera {
  transform: translate(0, -60px);
  animation: float 4s ease-in-out infinite 2s;
}

.hero-float {
  position: absolute;
  color: var(--orange);
  animation: float 3s ease-in-out infinite;
}

.hero-float svg { width: 24px; height: 24px; }
.hero-float-1 { top: 10%; left: 10%; animation-delay: 0s; }
.hero-float-2 { top: 20%; right: 15%; animation-delay: 1s; color: var(--green); }
.hero-float-3 { bottom: 15%; left: 20%; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

/* ==========================================================================
   Brand Carousel
   ========================================================================== */
.brand-track {
  display: flex;
  gap: 24px;
  animation: brandScroll 30s linear infinite;
  width: max-content;
}

@keyframes brandScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.brand-logo {
  padding: 12px 24px;
  white-space: nowrap;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.brand-carousel { overflow: hidden; }

/* ==========================================================================
   Categories
   ========================================================================== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px 16px;
  text-align: center;
  color: var(--text-body);
}

.category-card:hover { color: var(--text-heading); }

.category-icon svg {
  width: 32px;
  height: 32px;
  transition: transform var(--duration) var(--ease);
}

.category-card:hover .category-icon svg {
  transform: rotate(6deg) scale(1.1);
  color: var(--green);
}

.category-name {
  font-weight: 500;
  font-size: 0.875rem;
}

/* ==========================================================================
   Products
   ========================================================================== */
.crystal-product-grid,
.products.columns-4 {
  display: grid !important;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.crystal-product-card {
  overflow: hidden;
  position: relative;
}

.crystal-product-card:hover {
  transform: translateY(-8px);
  border-color: var(--orange);
  box-shadow: var(--shadow-hover);
}

.product-card-inner { position: relative; }

.product-image-link {
  display: block;
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
}

.product-image-link img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition: transform var(--duration) var(--ease);
}

.crystal-product-card:hover .product-image-link img {
  transform: scale(1.08);
}

.product-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  display: flex;
  gap: 6px;
}

.badge {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 6px;
  letter-spacing: 0.5px;
}

.badge-sale { background: var(--green); color: #fff; }
.badge-new { background: var(--orange); color: #fff; }
.badge-hot { background: var(--danger); color: #fff; }
.badge-limited { background: #9333ea; color: #fff; }

.product-card-actions {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  gap: 8px;
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
  z-index: 3;
}

.crystal-product-card:hover .product-card-actions { opacity: 1; }

.product-action-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--orange-gradient);
  border: none;
  border-radius: 12px;
  color: #fff;
  cursor: pointer;
  transition: transform var(--duration) var(--ease);
}

.product-action-btn:hover { transform: scale(1.1); }
.product-action-btn svg { width: 20px; height: 20px; }

.product-card-info { padding: 16px; }

.product-title {
  font-size: 0.9375rem;
  margin-bottom: 8px;
}

.product-title a { color: var(--text-heading); }
.product-title a:hover { color: var(--orange); }

.product-rating { margin-bottom: 8px; }

.product-rating .star-rating { color: var(--orange); }

.product-price {
  font-weight: 700;
  font-size: 1.0625rem;
}

.product-price ins {
  color: var(--green);
  text-decoration: none;
}

.product-price del {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.875rem;
  margin-right: 6px;
}

.product-price ins {
  color: var(--green);
  text-decoration: none;
  font-weight: 700;
}

.product-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
  background: var(--bg-secondary);
  color: var(--orange);
}

.product-placeholder svg { width: 48px; height: 48px; }
.product-placeholder.large { min-height: 400px; }
.product-placeholder.large svg { width: 80px; height: 80px; }

/* Single Product */
.single-product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 48px;
}

.single-product-image { border-radius: var(--radius); width: 100%; }
.single-price { font-size: 1.75rem; margin: 16px 0; }
.single-price del { font-size: 1.125rem; }
.stock-status.in-stock { color: var(--green); }
.stock-status.out-of-stock { color: var(--danger); }

/* Cart & Checkout */
.cart-table { padding: 24px; }
.cart-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.cart-product { display: flex; align-items: center; gap: 12px; }
.cart-product img { border-radius: 8px; }
.cart-qty { display: flex; align-items: center; gap: 8px; }
.qty-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-heading);
  border-radius: 8px;
  cursor: pointer;
  font-size: 18px;
}
.cart-total-row {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 1.25rem;
}
.cart-actions { display: flex; gap: 16px; justify-content: flex-end; margin-top: 24px; }
.cart-empty, .order-success { padding: 48px; text-align: center; }

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 32px;
  margin-top: 24px;
}

.checkout-form, .checkout-summary { padding: 32px; }
.checkout-form input, .checkout-form textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-heading);
  margin-top: 4px;
}
.checkout-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9375rem;
}
.checkout-total {
  display: flex;
  justify-content: space-between;
  padding-top: 16px;
  margin-top: 8px;
  font-size: 1.125rem;
}

@media (max-width: 992px) {
  .single-product-layout { grid-template-columns: 1fr; padding: 24px; }
  .checkout-layout { grid-template-columns: 1fr; }
  .cart-row { grid-template-columns: 1fr; }
  .cart-actions { flex-direction: column; }
}

/* Shop page */
.shop-page .pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 32px;
}

/* ==========================================================================
   Features, Services, Reviews
   ========================================================================== */
.features-grid,
.services-grid,
.reviews-grid,
.brand-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.services-grid { grid-template-columns: repeat(3, 1fr); }
.reviews-grid { grid-template-columns: repeat(3, 1fr); }
.brand-grid { grid-template-columns: repeat(4, 1fr); }

.feature-card,
.service-card,
.review-card,
.brand-card {
  padding: 32px 24px;
  text-align: center;
}

.feature-icon svg,
.service-card svg {
  width: 40px;
  height: 40px;
  margin-bottom: 16px;
}

.review-stars {
  color: var(--orange);
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.comparison-inner {
  padding: 48px;
  text-align: center;
  background: var(--orange-gradient);
  border: none;
}

.comparison-inner h2,
.comparison-inner p { color: #fff; }

.comparison-inner .btn-primary {
  background: #fff;
  color: var(--orange);
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  padding: 0;
  overflow: hidden;
}

.faq-item summary {
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-heading);
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item p {
  padding: 0 24px 20px;
  color: var(--text-muted);
  margin: 0;
}

/* ==========================================================================
   Newsletter
   ========================================================================== */
.newsletter-inner {
  padding: 64px 48px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 14px 20px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-heading);
  font-size: 15px;
  outline: none;
}

.newsletter-form input:focus { border-color: var(--orange); }

.newsletter-form-lg {
  flex-direction: column;
  max-width: 400px;
  margin: 24px auto 0;
}

/* ==========================================================================
   Blog
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card { overflow: hidden; padding: 0; }

.blog-card-image img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform var(--duration) var(--ease);
}

.blog-card:hover .blog-card-image img { transform: scale(1.05); }

.blog-card-content { padding: 20px; }

.blog-card-content h2,
.blog-card-content h3 { font-size: 1.125rem; }

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  font-size: 0.875rem;
}

.read-more svg { width: 16px; height: 16px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col h3 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: var(--orange);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li { margin-bottom: 10px; }

.footer-col a {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.footer-col a:hover { color: var(--green); }

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  transition: transform var(--duration) var(--ease),
              background var(--duration) var(--ease),
              color var(--duration) var(--ease);
}

.social-link:hover {
  background: var(--green);
  color: #fff;
  transform: scale(1.1);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.payment-icons {
  display: flex;
  gap: 16px;
}

.payment-icons span {
  padding: 4px 12px;
  background: var(--bg-card);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ==========================================================================
   Shop Layout
   ========================================================================== */
.shop-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
}

.sidebar { padding: 24px; height: fit-content; position: sticky; top: 96px; }

.widget { margin-bottom: 24px; }
.widget-title { font-size: 1rem; margin-bottom: 16px; }

.widget-product-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.widget-product-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.875rem;
}

/* Shop Filters */
.shop-filters { padding: 24px; margin-bottom: 32px; }
.filters-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 16px; }
.filter-group label { display: block; font-size: 0.8125rem; color: var(--text-muted); margin-bottom: 6px; }
.filter-group input,
.filter-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-heading);
  font-size: 14px;
}
.filters-actions { display: flex; gap: 12px; justify-content: flex-end; }
.suggestion-price { margin-left: auto; color: var(--orange); font-weight: 600; font-size: 0.875rem; }

.page-content,
.single-post,
.page-content,
.error-404 { padding: 48px; }

.error-404 h1 {
  font-size: 6rem;
  color: var(--orange);
  line-height: 1;
}

/* ==========================================================================
   Responsive — Mobile First
   ========================================================================== */
@media (max-width: 1200px) {
  .category-grid { grid-template-columns: repeat(4, 1fr); }
  .crystal-product-grid,
  .products.columns-4 { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-stats { justify-content: center; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }
  .main-navigation { display: none; }
  .mobile-menu-toggle { display: flex; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .shop-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .brand-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .category-grid { grid-template-columns: repeat(3, 1fr); }
  .crystal-product-grid,
  .products.columns-4 { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .blog-grid,
  .reviews-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .hero-stats { flex-direction: column; }
  .newsletter-form { flex-direction: column; }
}

@media (max-width: 480px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .header-inner { height: 60px; }
  .btn { padding: 14px 24px; font-size: 14px; }
}

@media (min-width: 2560px) {
  .container { max-width: 1800px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}