/* ==========================================
   LOJAO AQUATICO - Crystal Tech Dark Theme
   Apple x Nike x Crystal Water
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* === Design System === */
:root {
  /* Deep Ocean Backgrounds */
  --bg: #0a0e17;
  --bg-alt: #0d1520;
  --bg-section: #0d1520;
  --surface: #111827;
  --surface-hover: #1a2332;
  --surface-elevated: #1e293b;
  --surface-border: rgba(0, 180, 216, 0.08);
  --surface-shadow: rgba(0, 0, 0, 0.3);

  /* Crystal Water Accent */
  --crystal: #00B4D8;
  --crystal-light: #48CAE4;
  --crystal-pale: #90E0EF;
  --crystal-glow: rgba(0, 180, 216, 0.15);
  --crystal-gradient: linear-gradient(135deg, #00B4D8 0%, #48CAE4 50%, #90E0EF 100%);
  --crystal-gradient-hover: linear-gradient(135deg, #48CAE4 0%, #90E0EF 100%);

  /* Legacy compat aliases */
  --forest: #0a1628;
  --forest-mid: #111827;
  --forest-light: #00B4D8;
  --emerald: #34D399;
  --emerald-light: #6EE7B7;
  --lake: #00B4D8;
  --lake-light: #48CAE4;
  --lake-pale: rgba(0, 180, 216, 0.1);
  --sky: rgba(0, 180, 216, 0.05);
  --nature-gradient: linear-gradient(135deg, #00B4D8 0%, #48CAE4 100%);
  --nature-gradient-hover: linear-gradient(135deg, #48CAE4 0%, #90E0EF 100%);
  --forest-gradient: linear-gradient(180deg, #0a0e17 0%, #111827 100%);
  --leaf-gradient: linear-gradient(135deg, #00B4D8 0%, #0077B6 100%);
  --teal-light: #48CAE4;

  /* Text */
  --text-primary: #F0F4F8;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --white: #F0F4F8;

  /* Borders */
  --border-color: rgba(0, 180, 216, 0.1);
  --border-light: rgba(0, 180, 216, 0.06);

  /* Status */
  --success: #34D399;
  --warning: #FBBF24;
  --danger: #F87171;

  /* Shadows with crystal glow */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 0 8px rgba(0, 180, 216, 0.03);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3), 0 0 16px rgba(0, 180, 216, 0.05);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 180, 216, 0.08);
  --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 180, 216, 0.1);

  /* Radius - Apple Rounded */
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Motion */
  --transition: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-slow: all 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);

  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', sans-serif;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

/* Atmospheric mesh gradient */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(0, 180, 216, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(72, 202, 228, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(0, 119, 182, 0.03) 0%, transparent 60%);
  pointer-events: none;
  z-index: -1;
}

body::after {
  display: none;
}

/* Font Awesome */
.fas, .far, .fab {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.benefit-icon .fas,
.category-icon .fas,
.filter-group h4 .fas,
.pdp-guarantees .fas,
.pdp-desc h3 .fas {
  opacity: 0.9;
  font-size: 0.95em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
  transition: var(--transition);
}

input, select, textarea {
  font-family: inherit;
  outline: none;
  border: none;
}

.container {
  max-width: 1340px;
  margin: 0 auto;
  padding: 0 24px;
}

/* === Floating Bubbles (subtle for dark theme) === */
.bubbles { display: none; }

/* === Top Bar === */
.top-bar {
  background: linear-gradient(90deg, #0a1628 0%, #0d1a2d 50%, #0a1628 100%);
  border-bottom: 1px solid rgba(0, 180, 216, 0.1);
  padding: 8px 0;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  position: relative;
  z-index: 100;
  color: var(--text-secondary);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar strong {
  color: var(--crystal-light);
  font-weight: 600;
}

.top-bar a {
  color: var(--text-secondary);
  opacity: 0.9;
}

.top-bar a:hover {
  color: var(--crystal-light);
  opacity: 1;
}

/* === Header === */
.header {
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 180, 216, 0.06);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 180, 216, 0.05);
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 32px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo::before { display: none; }

.logo-img {
  height: 56px;
  width: 56px;
  object-fit: contain;
  border-radius: 50%;
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;
  transition: var(--transition);
  filter: drop-shadow(0 2px 8px rgba(0, 180, 216, 0.15));
}

.logo:hover .logo-img {
  transform: translateY(-2px) scale(1.05);
  filter: drop-shadow(0 4px 12px rgba(0, 180, 216, 0.25));
}

/* Logo Footer */
.footer-logo {
  display: inline-block;
}

.logo-img-footer {
  height: 64px;
  width: 64px;
  object-fit: contain;
  border-radius: 50%;
  padding: 0;
  background: none;
  border: none;
  transition: var(--transition);
  filter: drop-shadow(0 2px 10px rgba(0, 180, 216, 0.15));
}

.footer-logo:hover .logo-img-footer {
  transform: translateY(-2px) scale(1.05);
  filter: drop-shadow(0 4px 15px rgba(0, 180, 216, 0.25));
}

/* Search Bar */
.search-bar {
  flex: 1;
  max-width: 580px;
  position: relative;
}

.search-bar input {
  width: 100%;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 12px;
  padding: 12px 50px 12px 20px;
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: var(--transition);
}

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

.search-bar input:focus {
  border-color: var(--crystal);
  background: rgba(17, 24, 39, 0.9);
  box-shadow: 0 0 0 4px rgba(0, 180, 216, 0.1), 0 0 20px rgba(0, 180, 216, 0.05);
}

.search-bar button {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--crystal);
  color: #0a0e17;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}

.search-bar button:hover {
  background: var(--crystal-light);
  transform: translateY(-50%) scale(1.04);
  box-shadow: 0 0 15px rgba(0, 180, 216, 0.3);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.header-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  position: relative;
}

.header-action-btn i {
  font-size: 1.2rem;
  opacity: 0.8;
}

.header-action-btn:hover {
  background: rgba(0, 180, 216, 0.08);
  color: var(--crystal-light);
}

.cart-count {
  position: absolute;
  top: 2px;
  right: 8px;
  background: var(--crystal);
  color: #0a0e17;
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0);
  transition: var(--transition);
}

.cart-count.show {
  transform: scale(1);
}

/* === Navigation === */
.nav-bar {
  background: rgba(13, 21, 32, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 180, 216, 0.06);
  position: relative;
  z-index: 999;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-list::-webkit-scrollbar { display: none; }

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  position: relative;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--crystal);
  border-radius: 2px;
  transition: var(--transition);
  box-shadow: 0 0 8px rgba(0, 180, 216, 0.3);
}

.nav-link:hover {
  color: var(--crystal-light);
}

.nav-link:hover::after {
  width: 50%;
}

.nav-link i {
  font-size: 0.85rem;
  opacity: 0.7;
  color: var(--crystal);
}

.nav-item.promo .nav-link {
  color: var(--warning);
}

.nav-item.promo .nav-link i {
  color: var(--warning);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 180, 216, 0.1);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  min-width: 220px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
  z-index: 100;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.dropdown-link:hover {
  background: rgba(0, 180, 216, 0.08);
  color: var(--crystal-light);
  padding-left: 22px;
}

/* === Hero Banner / Slider === */
.hero-section {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.hero-slider {
  position: relative;
  height: 650px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s ease;
  transform: scale(1.05);
}

.hero-slide.active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}

.hero-slide-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-slide-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slide-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* Slide backgrounds - Deep ocean with caustic lights */
.slide-1 .hero-slide-bg::before {
  background: linear-gradient(135deg, #0a1628 0%, #0d2137 30%, #0a1a2e 60%, #061220 100%);
}
.slide-1 .hero-slide-bg::after {
  background: radial-gradient(ellipse 50% 70% at 75% 40%, rgba(0, 180, 216, 0.12) 0%, transparent 60%),
              radial-gradient(ellipse 30% 40% at 20% 70%, rgba(72, 202, 228, 0.06) 0%, transparent 50%);
}

.slide-2 .hero-slide-bg::before {
  background: linear-gradient(135deg, #061220 0%, #0a1a2e 30%, #0d2137 60%, #0a1628 100%);
}
.slide-2 .hero-slide-bg::after {
  background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(0, 180, 216, 0.10) 0%, transparent 55%),
              radial-gradient(ellipse 40% 30% at 25% 80%, rgba(72, 202, 228, 0.08) 0%, transparent 50%);
}

.slide-3 .hero-slide-bg::before {
  background: linear-gradient(135deg, #0a1628 0%, #0f1e34 30%, #0a1a2e 60%, #061220 100%);
}
.slide-3 .hero-slide-bg::after {
  background: radial-gradient(ellipse 45% 55% at 80% 45%, rgba(0, 180, 216, 0.14) 0%, transparent 55%),
              radial-gradient(ellipse 35% 25% at 15% 60%, rgba(144, 224, 239, 0.05) 0%, transparent 50%);
}

.slide-4 .hero-slide-bg::before {
  background: linear-gradient(135deg, #061220 0%, #0a1628 30%, #0d2137 60%, #0a1a2e 100%);
}
.slide-4 .hero-slide-bg::after {
  background: radial-gradient(ellipse 55% 45% at 65% 55%, rgba(0, 180, 216, 0.11) 0%, transparent 55%),
              radial-gradient(ellipse 25% 35% at 30% 30%, rgba(72, 202, 228, 0.07) 0%, transparent 50%);
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 5;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.hero-text {
  flex: 1;
  max-width: 580px;
  padding: 40px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.2);
  color: var(--crystal-light);
  padding: 8px 20px;
  border-radius: 980px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge i {
  font-size: 0.75rem;
  color: var(--crystal);
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: 20px;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.hero-title .highlight {
  background: linear-gradient(135deg, #00B4D8 0%, #48CAE4 40%, #90E0EF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
  max-width: 480px;
  font-weight: 400;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Hero Product Image - BIG & BOLD */
.hero-product-image {
  flex-shrink: 0;
  width: 500px;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: floatProduct 4s ease-in-out infinite;
}

.hero-product-image::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle at center, rgba(0, 180, 216, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(20px);
}

.hero-product-image img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5)) drop-shadow(0 0 30px rgba(0, 180, 216, 0.15));
  -webkit-box-reflect: below 8px linear-gradient(transparent 75%, rgba(0, 180, 216, 0.04));
}

/* Slider Dots */
.slider-dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(240, 244, 248, 0.2);
  border: 1px solid rgba(0, 180, 216, 0.2);
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot:hover {
  background: rgba(0, 180, 216, 0.4);
}

.slider-dot.active {
  background: var(--crystal);
  box-shadow: 0 0 12px rgba(0, 180, 216, 0.5);
  width: 30px;
  border-radius: 6px;
  border-color: var(--crystal);
}

/* Wave Divider */
.wave-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 5;
  line-height: 0;
}

.wave-divider svg {
  width: 100%;
  height: 60px;
}

.wave-divider path {
  fill: var(--bg-alt);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 980px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--crystal);
  color: #0a0e17;
  font-weight: 700;
}

.btn-primary:hover {
  background: var(--crystal-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 180, 216, 0.3), 0 0 15px rgba(0, 180, 216, 0.2);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(240, 244, 248, 0.2);
}

.btn-outline:hover {
  border-color: var(--crystal);
  color: var(--crystal-light);
  background: rgba(0, 180, 216, 0.06);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.8rem;
}

.btn i {
  font-size: 0.85em;
}

/* === Benefits Bar === */
.benefits {
  background: var(--bg-alt);
  padding: 32px 0;
  position: relative;
  z-index: 2;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.benefit-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.benefit-card:hover {
  border-color: rgba(0, 180, 216, 0.15);
  background: rgba(17, 24, 39, 0.8);
  transform: translateY(-2px);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(0, 180, 216, 0.1);
  color: var(--crystal);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.benefit-text h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.benefit-text p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* === Banner Carousel === */
.banner-carousel-section {
  position: relative;
  z-index: 1;
  padding: 40px 0;
  background: var(--bg-body);
}

.banner-carousel {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 1920 / 700;
  background: #0a1118;
}

.banner-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
}

.banner-slide.active {
  opacity: 1;
  z-index: 1;
}

.banner-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  backdrop-filter: blur(8px);
}

.banner-carousel:hover .banner-arrow {
  opacity: 1;
}

.banner-arrow:hover {
  background: var(--crystal);
  transform: translateY(-50%) scale(1.1);
}

.banner-prev {
  left: 16px;
}

.banner-next {
  right: 16px;
}

.banner-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 8px;
}

.banner-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.banner-dot.active {
  background: var(--crystal);
  border-color: rgba(255, 255, 255, 0.6);
  transform: scale(1.2);
}

.banner-dot:hover {
  background: rgba(255, 255, 255, 0.8);
}

/* === Sections === */
.section {
  padding: 80px 0;
  position: relative;
  z-index: 1;
}

.section:nth-child(even) {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--crystal);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

/* === Categories Grid === */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.category-card {
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0, 180, 216, 0.06) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.category-card:hover {
  border-color: rgba(0, 180, 216, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 0 30px rgba(0, 180, 216, 0.08);
}

.category-card:hover::before {
  opacity: 1;
}

.category-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(0, 180, 216, 0.1);
  color: var(--crystal);
  font-size: 1.6rem;
  transition: var(--transition);
  border: 1px solid rgba(0, 180, 216, 0.1);
}

.category-card:hover .category-icon {
  background: var(--crystal);
  color: #0a0e17;
  border-color: var(--crystal);
  box-shadow: 0 0 20px rgba(0, 180, 216, 0.3);
}

.category-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.category-count {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === Products Grid === */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  background: rgba(17, 24, 39, 0.7);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  backdrop-filter: blur(8px);
}

.product-card:hover {
  border-color: rgba(0, 180, 216, 0.2);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 25px rgba(0, 180, 216, 0.08);
}

.product-image {
  position: relative;
  padding: 20px;
  background: linear-gradient(180deg, #101c2a 0%, #0c1420 60%, #0f1824 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-bottom: none;
  box-shadow: inset 0 0 40px rgba(0, 180, 216, 0.02);
}

/* Spotlight effect */
.product-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 20%, rgba(255,255,255,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* Floor glow */
.product-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 40%;
  background: radial-gradient(ellipse 100% 60% at 50% 100%, rgba(0,180,216,0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.product-image img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  transition: var(--transition);
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.4));
}

.product-card:hover .product-image img {
  transform: scale(1.08);
  filter: drop-shadow(0 12px 24px rgba(0,0,0,0.5)) brightness(1.05);
}

/* Product Image Actions (quick-view, add-to-cart on image) */
.product-actions {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  display: flex;
  gap: 8px;
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-actions {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.product-actions .btn-action {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(0, 180, 216, 0.9);
  color: #0a0e17;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.product-actions .btn-action:hover {
  background: var(--crystal-light);
  transform: scale(1.1);
  box-shadow: 0 0 15px rgba(0, 180, 216, 0.4);
}

/* Product badges */
.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 5px 12px;
  border-radius: 980px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  z-index: 2;
}

.product-badge.sale {
  background: var(--danger);
  color: #fff;
}

.product-badge.new {
  background: var(--crystal);
  color: #0a0e17;
}

/* Product Info */
.product-info {
  padding: 20px;
}

.product-category {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--crystal);
  margin-bottom: 6px;
}

.product-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-name a {
  color: inherit;
}

.product-name a:hover {
  color: var(--crystal-light);
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.product-rating .stars {
  color: var(--warning);
  font-size: 0.7rem;
  letter-spacing: 1px;
}

.product-price {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
}

.price-original {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: line-through;
}

.price-current {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.price-installment {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Cart button on product card */
.btn-cart {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.15);
  color: var(--crystal-light);
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-cart:hover {
  background: var(--crystal);
  border-color: var(--crystal);
  color: #0a0e17;
  box-shadow: 0 0 20px rgba(0, 180, 216, 0.25);
}

.btn-cart i {
  font-size: 0.85rem;
}

/* Quick view button */
.btn-quick-view {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.1);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: var(--transition);
  z-index: 3;
  backdrop-filter: blur(8px);
}

.product-card:hover .btn-quick-view {
  opacity: 1;
}

.btn-quick-view:hover {
  background: var(--crystal);
  color: #0a0e17;
  border-color: var(--crystal);
  box-shadow: 0 0 15px rgba(0, 180, 216, 0.3);
}

/* === Promo Banner === */
.promo-banner {
  background: linear-gradient(135deg, #0a1628 0%, #0d2440 40%, #0a2540 60%, #0a1628 100%);
  border-radius: var(--radius-xl);
  padding: 60px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 180, 216, 0.1);
}

.promo-banner-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 30%, rgba(0, 180, 216, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(72, 202, 228, 0.08) 0%, transparent 40%);
  pointer-events: none;
}

.promo-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.promo-text h2 {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.promo-text p {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  max-width: 460px;
}

.promo-code {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: rgba(0, 180, 216, 0.1);
  border: 2px dashed rgba(0, 180, 216, 0.3);
  border-radius: var(--radius-md);
  padding: 14px 28px;
}

.promo-code span {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--crystal-light);
  letter-spacing: 0.15em;
}

.promo-code small {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

.promo-action .btn-primary {
  background: var(--crystal);
  color: #0a0e17;
}

/* === Brands Section === */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.brand-card {
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 16px;
  padding: 32px 20px;
  text-align: center;
  transition: all 0.3s ease;
}

.brand-card:hover {
  border-color: rgba(0, 180, 216, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 180, 216, 0.08);
}

.brand-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(0, 180, 216, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.3rem;
  color: var(--crystal);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.brand-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === Newsletter === */
.footer-newsletter {
  margin-top: 20px;
}

.footer-newsletter h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.newsletter-form {
  display: flex;
  gap: 0;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(0, 180, 216, 0.15);
}

.newsletter-form input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(17, 24, 39, 0.6);
  border: none;
  color: var(--text-primary);
  font-size: 0.82rem;
  outline: none;
  min-width: 0;
}

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

.newsletter-form button {
  padding: 10px 16px;
  background: var(--crystal);
  border: none;
  color: #0a0e17;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.3s ease;
}

.newsletter-form button:hover {
  background: var(--teal-light);
}

/* === 404 Error Page === */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.error-content {
  text-align: center;
  max-width: 500px;
}

.error-icon {
  font-size: 4rem;
  color: var(--crystal);
  opacity: 0.3;
  margin-bottom: 16px;
}

.error-code {
  font-family: var(--font-display);
  font-size: 7rem;
  font-weight: 900;
  color: var(--crystal);
  line-height: 1;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--crystal), var(--teal-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.error-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.error-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
}

.error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* === Scroll Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Footer === */
.footer {
  background: #060a12;
  padding: 64px 0 0;
  color: var(--text-secondary);
  border-top: 1px solid rgba(0, 180, 216, 0.06);
  position: relative;
  z-index: 1;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(0, 180, 216, 0.06);
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 180, 216, 0.06);
  border: 1px solid rgba(0, 180, 216, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--crystal);
  color: #0a0e17;
  border-color: var(--crystal);
  box-shadow: 0 0 15px rgba(0, 180, 216, 0.3);
  transform: translateY(-3px);
}

.footer-column h4 {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--crystal);
  margin-bottom: 20px;
}

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

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--text-primary);
  padding-left: 4px;
}

.footer-links a i {
  color: var(--crystal);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.payment-methods {
  display: flex;
  gap: 16px;
  font-size: 1.4rem;
  color: var(--text-muted);
}

.payment-methods i {
  opacity: 0.5;
  transition: var(--transition);
}

.payment-methods i:hover {
  opacity: 1;
  color: var(--crystal-light);
}

/* === Cart Sidebar === */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cart-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-sidebar {
  position: fixed;
  top: 0;
  right: -420px;
  width: 420px;
  height: 100vh;
  background: #111827;
  border-left: 1px solid rgba(0, 180, 216, 0.08);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  transition: right 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
}

.cart-sidebar.active {
  right: 0;
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(0, 180, 216, 0.08);
}

.cart-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.cart-header h3 i {
  color: var(--crystal);
}

.cart-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 180, 216, 0.06);
  border: 1px solid rgba(0, 180, 216, 0.1);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.cart-close:hover {
  background: rgba(248, 113, 113, 0.1);
  border-color: rgba(248, 113, 113, 0.2);
  color: var(--danger);
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 16px 24px;
}

.cart-items::-webkit-scrollbar {
  width: 4px;
}

.cart-items::-webkit-scrollbar-track {
  background: transparent;
}

.cart-items::-webkit-scrollbar-thumb {
  background: rgba(0, 180, 216, 0.2);
  border-radius: 4px;
}

.cart-empty {
  text-align: center;
  padding: 48px 0;
  color: var(--text-muted);
}

.cart-empty i {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.3;
  color: var(--crystal);
}

.cart-empty p {
  font-size: 0.9rem;
}

/* Cart Item */
.cart-item {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(0, 180, 216, 0.06);
  position: relative;
}

.cart-item-image {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  background: #0a1118;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid rgba(0, 180, 216, 0.06);
}

.cart-item-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}

.cart-item-info {
  flex: 1;
}

.cart-item-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.3;
}

.cart-item-price {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--crystal-light);
  margin-bottom: 8px;
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid rgba(0, 180, 216, 0.1);
  border-radius: 8px;
  overflow: hidden;
  width: fit-content;
}

.cart-item-qty button {
  width: 30px;
  height: 30px;
  background: rgba(0, 180, 216, 0.06);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.cart-item-qty button:hover {
  background: rgba(0, 180, 216, 0.15);
  color: var(--crystal-light);
}

.cart-item-qty span {
  padding: 0 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.cart-item-remove {
  position: absolute;
  top: 16px;
  right: 0;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 4px;
  transition: var(--transition);
}

.cart-item-remove:hover {
  color: var(--danger);
}

/* Cart Footer */
.cart-footer {
  padding: 20px 24px;
  border-top: 1px solid rgba(0, 180, 216, 0.08);
  background: rgba(13, 21, 32, 0.5);
}

/* Coupon */
.coupon-section {
  margin-bottom: 16px;
}

.coupon-input-row {
  display: flex;
  gap: 8px;
}

.coupon-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.82rem;
}

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

.coupon-input:focus {
  border-color: var(--crystal);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.btn-apply-coupon {
  padding: 10px 18px;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.15);
  border-radius: 8px;
  color: var(--crystal-light);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-apply-coupon:hover {
  background: rgba(0, 180, 216, 0.2);
  border-color: var(--crystal);
}

.btn-remove-coupon {
  padding: 10px 14px;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.2);
  border-radius: 8px;
  color: var(--danger);
  cursor: pointer;
  transition: var(--transition);
}

.btn-remove-coupon:hover {
  background: rgba(248, 113, 113, 0.2);
}

.coupon-message {
  margin-top: 8px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 500;
}

.coupon-message.success {
  background: rgba(52, 211, 153, 0.1);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.coupon-message.error {
  background: rgba(248, 113, 113, 0.1);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

/* Shipping */
.shipping-calculator {
  margin-bottom: 16px;
}

.shipping-input-row {
  display: flex;
  gap: 8px;
}

.shipping-cep-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.82rem;
}

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

.shipping-cep-input:focus {
  border-color: var(--crystal);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.btn-calc-shipping {
  padding: 10px 16px;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.15);
  border-radius: 8px;
  color: var(--crystal-light);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-calc-shipping:hover {
  background: rgba(0, 180, 216, 0.2);
  border-color: var(--crystal);
}

.shipping-cep-link {
  display: block;
  margin-top: 6px;
  font-size: 0.72rem;
  color: var(--crystal);
  opacity: 0.7;
}

.shipping-cep-link:hover {
  opacity: 1;
}

.shipping-options {
  margin-top: 10px;
}

.shipping-option {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: rgba(0, 180, 216, 0.04);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 8px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.shipping-option:hover,
.shipping-option.selected {
  border-color: var(--crystal);
  background: rgba(0, 180, 216, 0.08);
}

.shipping-option-name {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
}

.shipping-option-time {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.shipping-option-price {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--crystal-light);
}

/* Cart Total */
.cart-total {
  padding: 16px 0;
  margin-bottom: 16px;
}

.cart-subtotal,
.cart-discount-line,
.cart-shipping-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.cart-discount-line {
  color: var(--success);
}

.cart-total-line {
  display: flex;
  justify-content: space-between;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  padding-top: 12px;
  border-top: 1px solid rgba(0, 180, 216, 0.1);
}

.btn-checkout {
  width: 100%;
  padding: 16px;
  border-radius: 980px;
  background: var(--crystal);
  color: #0a0e17;
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-checkout:hover {
  background: var(--crystal-light);
  box-shadow: 0 0 30px rgba(0, 180, 216, 0.3);
  transform: translateY(-2px);
}

.mp-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
}

.mp-badge i {
  color: var(--success);
}

/* === Catalog Page === */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 20px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb a:hover {
  color: var(--crystal-light);
}

.breadcrumb .separator {
  color: var(--text-muted);
  opacity: 0.4;
}

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

.page-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.page-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 32px;
  padding-bottom: 60px;
}

/* Filters */
.filters-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.filter-group {
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-md);
  padding: 20px;
  backdrop-filter: blur(8px);
}

.filter-group h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-group h4 i {
  color: var(--crystal);
  font-size: 0.85rem;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  cursor: pointer;
  transition: var(--transition);
}

.filter-option:hover {
  color: var(--crystal-light);
}

.filter-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 2px solid rgba(0, 180, 216, 0.2);
  background: rgba(17, 24, 39, 0.5);
  cursor: pointer;
  accent-color: var(--crystal);
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  transition: var(--transition);
}

.filter-option input[type="checkbox"]:checked {
  background: var(--crystal);
  border-color: var(--crystal);
}

.filter-option input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #0a0e17;
  font-size: 0.7rem;
  font-weight: 700;
}

.filter-option label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.filter-option:hover label {
  color: var(--crystal-light);
}

.filter-option .count {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--text-muted);
  background: rgba(0, 180, 216, 0.06);
  padding: 2px 8px;
  border-radius: 10px;
}

/* Price Range */
.price-range {
  padding: 8px 0;
}

.price-range input[type="range"] {
  width: 100%;
  -webkit-appearance: none;
  height: 4px;
  background: rgba(0, 180, 216, 0.15);
  border-radius: 4px;
  outline: none;
}

.price-range input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--crystal);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(0, 180, 216, 0.3);
}

.price-values {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Sort Bar */
.sort-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.sort-bar .results-count {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.sort-bar .results-count strong {
  color: var(--crystal-light);
}

.sort-bar select {
  padding: 8px 14px;
  background: rgba(13, 21, 32, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.1);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.82rem;
  cursor: pointer;
}

.sort-bar select:focus {
  border-color: var(--crystal);
}

.sort-bar select option {
  background: #111827;
  color: var(--text-primary);
}

/* View toggle */
.view-toggle {
  display: flex;
  gap: 4px;
}

.view-toggle button {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid rgba(0, 180, 216, 0.08);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.view-toggle button:hover,
.view-toggle button.active {
  background: rgba(0, 180, 216, 0.1);
  border-color: var(--crystal);
  color: var(--crystal);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination button {
  min-width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(0, 180, 216, 0.08);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.pagination button:hover {
  border-color: var(--crystal);
  color: var(--crystal-light);
}

.pagination button.active {
  background: var(--crystal);
  border-color: var(--crystal);
  color: #0a0e17;
  font-weight: 700;
  box-shadow: 0 0 15px rgba(0, 180, 216, 0.2);
}

/* === Product Detail Page === */
.pdp-section {
  padding: 40px 0 80px;
}

.pdp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

/* PDP Image */
.pdp-image-area {
  position: relative;
}

.pdp-main-image {
  background: linear-gradient(180deg, #0f1a26 0%, #0a1118 60%, #0d1520 100%);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
  border: 1px solid rgba(0, 180, 216, 0.06);
  position: relative;
  overflow: hidden;
}

.pdp-main-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 50% 15%, rgba(255,255,255,0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.pdp-main-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 35%;
  background: radial-gradient(ellipse 100% 60% at 50% 100%, rgba(0,180,216,0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.pdp-main-image img {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 12px 30px rgba(0,0,0,0.5));
}

.pdp-thumbs {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  overflow-x: auto;
}

.pdp-thumb {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  background: #0d1520;
  border: 2px solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.pdp-thumb:hover,
.pdp-thumb.active {
  border-color: var(--crystal);
  box-shadow: 0 0 10px rgba(0, 180, 216, 0.2);
}

.pdp-thumb img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
}

/* PDP Info */
.pdp-info {
  padding: 10px 0;
}

.pdp-category {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--crystal);
  margin-bottom: 10px;
}

.pdp-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.pdp-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.pdp-rating .stars {
  color: var(--warning);
  font-size: 1rem;
}

.pdp-rating .count {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.pdp-price-area {
  margin-bottom: 28px;
  padding: 24px;
  background: rgba(17, 24, 39, 0.5);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: var(--radius-md);
}

.pdp-price-original {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-bottom: 4px;
}

.pdp-price {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.pdp-installment {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.pdp-installment strong {
  color: var(--crystal-light);
}

/* Payment Methods on PDP */
.pdp-payment-methods {
  margin-bottom: 24px;
  padding: 16px;
  background: rgba(0, 180, 216, 0.04);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: var(--radius-sm);
}

.pdp-payment-methods h4 {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.payment-method-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.payment-method-item i {
  color: var(--crystal);
  width: 20px;
  text-align: center;
}

.payment-method-item .check-icon {
  color: var(--success);
}

.payment-method-item .times-icon {
  color: var(--danger);
}

/* PDP Buy Button */
.pdp-buy-btn {
  width: 100%;
  padding: 18px 32px;
  border-radius: 980px;
  background: var(--crystal);
  color: #0a0e17;
  font-size: 1.05rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pdp-buy-btn:hover {
  background: var(--crystal-light);
  box-shadow: 0 0 30px rgba(0, 180, 216, 0.35);
  transform: translateY(-2px);
}

/* Guarantees */
.pdp-guarantees {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: rgba(17, 24, 39, 0.4);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.guarantee-item i {
  color: var(--crystal);
  font-size: 0.9rem;
}

/* PDP Description */
.pdp-desc {
  margin-top: 48px;
  padding: 32px;
  background: rgba(17, 24, 39, 0.5);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-lg);
}

.pdp-desc h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pdp-desc h3 i {
  color: var(--crystal);
}

.pdp-desc p,
.pdp-desc ul,
.pdp-desc li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.pdp-desc ul {
  padding-left: 20px;
  list-style: disc;
}

.pdp-desc li {
  margin-bottom: 6px;
}

/* PDP Badges */
.pdp-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.pdp-badge {
  padding: 5px 14px;
  border-radius: 980px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(0, 180, 216, 0.1);
  color: var(--crystal-light);
  border: 1px solid rgba(0, 180, 216, 0.15);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* === Reviews === */
.reviews-section {
  margin-top: 60px;
}

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

.reviews-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

.reviews-summary {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  padding: 32px;
  background: rgba(17, 24, 39, 0.5);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-lg);
}

.reviews-average {
  text-align: center;
  min-width: 140px;
}

.reviews-average .big-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
}

.reviews-average .stars {
  color: var(--warning);
  font-size: 1rem;
  margin: 8px 0;
  display: block;
}

.reviews-average .total {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.reviews-bars {
  flex: 1;
}

.review-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.review-bar-row .label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  min-width: 50px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.review-bar-row .label i {
  color: var(--warning);
  font-size: 0.7rem;
}

.review-bar-track {
  flex: 1;
  height: 8px;
  background: rgba(0, 180, 216, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.review-bar-fill {
  height: 100%;
  background: var(--warning);
  border-radius: 4px;
  transition: width 0.5s ease;
}

.review-bar-row .count {
  font-size: 0.78rem;
  color: var(--text-muted);
  min-width: 30px;
  text-align: right;
}

/* Review Cards */
.reviews-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.review-card {
  padding: 24px;
  background: rgba(17, 24, 39, 0.5);
  border: 1px solid rgba(0, 180, 216, 0.06);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(0, 180, 216, 0.12);
}

.review-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 180, 216, 0.1);
  color: var(--crystal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid rgba(0, 180, 216, 0.15);
}

.review-author {
  flex: 1;
}

.review-author-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.review-author-verified {
  font-size: 0.72rem;
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.review-author-verified i {
  font-size: 0.7rem;
}

.review-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.review-stars {
  color: var(--warning);
  font-size: 0.82rem;
  margin-bottom: 10px;
}

.review-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Review Form */
.review-form {
  margin-top: 32px;
  padding: 28px;
  background: rgba(17, 24, 39, 0.5);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: var(--radius-lg);
}

.review-form h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.review-form .form-group {
  margin-bottom: 16px;
}

.review-form label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.review-form input,
.review-form textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(13, 21, 32, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.88rem;
}

.review-form input:focus,
.review-form textarea:focus {
  border-color: var(--crystal);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.review-form textarea {
  resize: vertical;
  min-height: 100px;
}

.star-rating-input {
  display: flex;
  gap: 6px;
}

.star-rating-input i {
  font-size: 1.4rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.star-rating-input i:hover,
.star-rating-input i.active {
  color: var(--warning);
}

/* === Modal / Quick View === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: #111827;
  border: 1px solid rgba(0, 180, 216, 0.1);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 95%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 40px;
  position: relative;
  box-shadow: var(--shadow-xl);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 180, 216, 0.06);
  border: 1px solid rgba(0, 180, 216, 0.1);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: var(--transition);
}

.modal-close:hover {
  background: rgba(248, 113, 113, 0.1);
  border-color: rgba(248, 113, 113, 0.2);
  color: var(--danger);
}

/* Quick View Modal */
.quick-view-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.quick-view-image {
  background: linear-gradient(180deg, #0f1a26 0%, #0a1118 60%, #0d1520 100%);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 350px;
  position: relative;
  overflow: hidden;
}

.quick-view-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 40% at 50% 15%, rgba(255,255,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.quick-view-image img {
  max-width: 85%;
  max-height: 320px;
  object-fit: contain;
  filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.3));
}

/* === Toast === */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: rgba(17, 24, 39, 0.95);
  border: 1px solid rgba(0, 180, 216, 0.15);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  z-index: 100000;
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  backdrop-filter: blur(20px);
  max-width: 400px;
}

.toast.show {
  transform: translateX(0);
}

.toast-icon {
  font-size: 1.2rem;
  color: var(--crystal);
}

.toast-icon.success {
  color: var(--success);
}

.toast-icon.error {
  color: var(--danger);
}

.toast-message {
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #0a0e17;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 180, 216, 0.2);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 180, 216, 0.35);
}

/* === Animations === */
@keyframes floatProduct {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 15px rgba(0, 180, 216, 0.15); }
  50% { box-shadow: 0 0 30px rgba(0, 180, 216, 0.25); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* Apply glow pulse to primary buttons on hover */
.btn-primary:hover,
.btn-checkout:hover,
.pdp-buy-btn:hover {
  animation: glowPulse 2s ease-in-out infinite;
}

/* === Mobile Menu === */
.mobile-menu-btn {
  display: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.3rem;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.mobile-menu-btn:hover {
  background: rgba(0, 180, 216, 0.08);
  color: var(--crystal-light);
}

/* === Search Results Overlay === */
.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(17, 24, 39, 0.98);
  border: 1px solid rgba(0, 180, 216, 0.1);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  max-height: 400px;
  overflow-y: auto;
  z-index: 100;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 18px;
  transition: var(--transition);
  cursor: pointer;
  border-bottom: 1px solid rgba(0, 180, 216, 0.04);
}

.search-result-item:hover {
  background: rgba(0, 180, 216, 0.06);
}

.search-result-item img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 8px;
  background: #0d1520;
  padding: 4px;
}

.search-result-info {
  flex: 1;
}

.search-result-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.search-result-price {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--crystal-light);
}

/* === Checkout Modal / Overlay Styles === */
.checkout-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
}

.checkout-content {
  background: #111827;
  border: 1px solid rgba(0, 180, 216, 0.1);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 520px;
  width: 95%;
  max-height: 85vh;
  overflow-y: auto;
}

.checkout-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 24px;
  text-transform: uppercase;
}

.checkout-content .form-group {
  margin-bottom: 16px;
}

.checkout-content label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.checkout-content input,
.checkout-content select {
  width: 100%;
  padding: 12px 16px;
  background: rgba(13, 21, 32, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.88rem;
}

.checkout-content input:focus,
.checkout-content select:focus {
  border-color: var(--crystal);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

/* === Filter mobile toggle === */
.filter-toggle-btn {
  display: none;
  width: 100%;
  padding: 12px;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.15);
  border-radius: var(--radius-sm);
  color: var(--crystal-light);
  font-size: 0.85rem;
  font-weight: 600;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  margin-bottom: 16px;
}

/* === Loading States === */
.skeleton {
  background: linear-gradient(90deg, rgba(17, 24, 39, 0.6) 25%, rgba(26, 35, 50, 0.6) 50%, rgba(17, 24, 39, 0.6) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* === Empty States === */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 16px;
  color: rgba(0, 180, 216, 0.2);
}

.empty-state p {
  font-size: 1rem;
  margin-bottom: 20px;
}

/* === Featured Products Section === */
.featured-products {
  background: var(--bg);
}

/* === Responsive Design === */
@media (max-width: 1200px) {
  .hero-slider {
    height: 550px;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .hero-product-image {
    width: 400px;
    height: 400px;
  }

  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .hero-slider {
    height: auto;
    min-height: 500px;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
    padding: 40px 0;
  }

  .hero-text {
    max-width: 100%;
    order: 1;
  }

  .hero-product-image {
    width: 300px;
    height: 300px;
    order: 0;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-title {
    font-size: 2.4rem;
  }

  .hero-description {
    margin: 0 auto 32px;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .filters-sidebar {
    display: none;
  }

  .filters-sidebar.show {
    display: flex;
  }

  .filter-toggle-btn {
    display: flex;
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .pdp-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .quick-view-grid {
    grid-template-columns: 1fr;
  }

  .promo-content {
    flex-direction: column;
    text-align: center;
  }

  .section-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }

  .top-bar .container {
    flex-direction: column;
    gap: 4px;
    text-align: center;
  }

  .top-bar {
    font-size: 0.7rem;
    padding: 6px 0;
  }

  .header-main {
    padding: 10px 0;
    gap: 12px;
  }

  .logo-img {
    height: 44px;
    width: 44px;
    padding: 0;
  }

  .search-bar {
    display: none;
  }

  .header-action-btn span {
    display: none;
  }

  .header-action-btn {
    padding: 8px 10px;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-bar {
    position: fixed;
    top: 0;
    left: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    z-index: 10001;
    background: #111827;
    border-right: 1px solid rgba(0, 180, 216, 0.1);
    transition: left 0.3s ease;
    overflow-y: auto;
  }

  .nav-bar.active {
    left: 0;
  }

  .nav-list {
    flex-direction: column;
    padding: 20px;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    padding: 14px 0;
    border-bottom: 1px solid rgba(0, 180, 216, 0.06);
    font-size: 0.9rem;
  }

  .nav-link::after {
    display: none;
  }

  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    border: none;
    box-shadow: none;
    background: transparent;
    backdrop-filter: none;
    padding: 0 0 10px 20px;
    min-width: auto;
    display: none;
  }

  .nav-item:hover .nav-dropdown,
  .nav-item.open .nav-dropdown {
    display: block;
  }

  .dropdown-link {
    padding: 8px 0;
    font-size: 0.82rem;
  }

  .hero-slider {
    height: 520px;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
    padding: 20px 0 50px;
    gap: 12px;
  }

  .hero-text {
    order: 1;
    max-width: 100%;
    padding: 0;
  }

  .hero-product-image {
    order: 0;
    width: 200px;
    height: 200px;
    margin: 0 auto;
  }

  .hero-product-image::before {
    inset: -10px;
  }

  .hero-product-image img {
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.5)) drop-shadow(0 0 20px rgba(0, 180, 216, 0.12));
  }

  .hero-badge {
    font-size: 0.68rem;
    padding: 6px 14px;
    margin-bottom: 12px;
  }

  .hero-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
    padding: 0 8px;
    word-break: break-word;
  }

  .hero-description {
    font-size: 0.82rem;
    margin-bottom: 20px;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
  }

  .hero-cta {
    justify-content: center;
    gap: 10px;
  }

  .hero-cta .btn {
    padding: 11px 20px;
    font-size: 0.78rem;
  }

  .slider-dots {
    bottom: 16px;
  }

  .slider-dot {
    width: 8px;
    height: 8px;
  }

  .slider-dot.active {
    width: 24px;
  }

  .wave-divider svg {
    height: 25px;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.82rem;
  }

  .banner-carousel-section {
    padding: 20px 12px;
  }

  .banner-carousel {
    border-radius: 12px;
    aspect-ratio: 1920 / 700;
  }

  .banner-arrow {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
    opacity: 1;
  }

  .banner-prev { left: 8px; }
  .banner-next { right: 8px; }

  .banner-dots { bottom: 10px; gap: 6px; }
  .banner-dot { width: 8px; height: 8px; }

  .section {
    padding: 48px 0;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .section-subtitle {
    font-size: 0.88rem;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .benefits-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .benefit-card {
    padding: 14px;
    gap: 10px;
  }

  .benefit-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .benefit-text h4 {
    font-size: 0.78rem;
  }

  .benefit-text p {
    font-size: 0.68rem;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .category-card {
    padding: 24px 16px;
  }

  .category-icon {
    width: 56px;
    height: 56px;
    font-size: 1.3rem;
  }

  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .brand-card {
    padding: 20px 14px;
  }

  .brand-icon {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
    margin-bottom: 10px;
  }

  .brand-name { font-size: 0.85rem; }
  .brand-desc { font-size: 0.72rem; }

  .error-code { font-size: 5rem; }
  .error-title { font-size: 1.2rem; }
  .error-actions { flex-direction: column; }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .product-image {
    min-height: 170px;
    padding: 14px;
  }

  .product-image img {
    height: 140px;
  }

  .product-info {
    padding: 14px;
  }

  .product-name {
    font-size: 0.82rem;
  }

  .price-current {
    font-size: 1.1rem;
  }

  .promo-banner {
    padding: 32px 24px;
    border-radius: var(--radius-lg);
  }

  .promo-text h2 {
    font-size: 1.6rem;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .cart-sidebar {
    width: 100%;
    right: -100%;
  }

  .page-title {
    font-size: 1.6rem;
  }

  .pdp-main-image {
    min-height: 280px;
    padding: 24px;
  }

  .pdp-price {
    font-size: 2.2rem;
  }

  .pdp-guarantees {
    grid-template-columns: 1fr;
  }

  .reviews-summary {
    flex-direction: column;
    gap: 24px;
  }

  .slider-dots {
    bottom: 25px;
  }

  .wave-divider svg {
    height: 30px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.35rem;
  }

  .hero-product-image {
    width: 170px;
    height: 170px;
  }

  .hero-cta {
    flex-direction: column;
    gap: 8px;
    padding: 0 20px;
  }

  .hero-cta .btn {
    width: 100%;
    padding: 12px 20px;
    font-size: 0.8rem;
  }

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

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .product-image {
    min-height: 140px;
    padding: 10px;
  }

  .product-image img {
    height: 120px;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .promo-text h2 {
    font-size: 1.3rem;
  }
}

/* === Admin Page (unchanged) === */
.admin-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}

.admin-login-form {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 400px;
  width: 100%;
}

.admin-login-form h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
  text-align: center;
}

.admin-login-form .form-group {
  margin-bottom: 16px;
}

.admin-login-form label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.admin-login-form input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(13, 21, 32, 0.8);
  border: 1px solid rgba(0, 180, 216, 0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.88rem;
}

.admin-login-form input:focus {
  border-color: var(--crystal);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.admin-login-form button {
  width: 100%;
  padding: 14px;
  background: var(--crystal);
  color: #0a0e17;
  border-radius: 980px;
  font-size: 0.9rem;
  font-weight: 700;
  margin-top: 8px;
}

.admin-login-form button:hover {
  background: var(--crystal-light);
}

/* === Utility: Visually Hidden === */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* === Selection Color === */
::selection {
  background: rgba(0, 180, 216, 0.3);
  color: var(--text-primary);
}

/* === Focus Styles === */
*:focus-visible {
  outline: 2px solid var(--crystal);
  outline-offset: 2px;
}

/* === Product Image Dark Background Enhancement === */
.cart-item-image,
.quick-view-image {
  background: linear-gradient(180deg, #0f1a26 0%, #0a1118 100%);
}

.search-result-item img {
  background-color: #0a1118;
  object-fit: contain;
  padding: 4px;
}