/* ===== CSS VARIABLES ===== */
:root {
  --primary: #60a5fa;
  --primary-hover: #3b82f6;
  --bg-main: #0f172a;
  --bg-glass: rgba(15, 23, 42, 0.8);
  --border-glass: rgba(255, 255, 255, 0.1);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
  --accent-light: #1e293b;
  --font-main: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --liquid-color-1: rgba(37, 99, 235, 0.2);
  --liquid-color-2: rgba(96, 165, 250, 0.2);
}

/* ===== RESET ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); }
body {
  font-family: var(--font-main);
  background-color: var(--bg-main);
  color: var(--text-main);
  overflow-x: hidden;
  line-height: 1.5;
}
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
button { cursor: pointer; border: none; font-family: inherit; transition: all 0.3s ease; }
input, textarea, select {
  font-family: var(--font-main);
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  width: 100%;
  outline: none;
  transition: border-color 0.3s ease;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--primary);
}
input::placeholder, textarea::placeholder { color: var(--text-muted); }

/* ===== GLASS EFFECT ===== */
.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
}

/* ===== LIQUID BACKGROUND ===== */
.liquid-bg {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1; overflow: hidden;
}
.blob {
  position: absolute;
  width: 500px; height: 500px;
  background: linear-gradient(135deg, var(--liquid-color-1) 0%, var(--liquid-color-2) 100%);
  filter: blur(80px);
  border-radius: 50%;
  z-index: -1;
  animation: move 20s infinite alternate;
}
.blob-1 { top: -10%; right: -10%; }
.blob-2 { bottom: -10%; left: -10%; animation-delay: -5s; }
@keyframes move {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(100px, 100px) scale(1.1); }
}

/* ===== SECTION PADDING ===== */
.section-padding { padding: 80px 2%; }
@media (max-width: 768px) { .section-padding { padding: 60px 2%; } }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #1e293b; }
::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #475569; }

/* ===== FLASH MESSAGES ===== */
.flash-container {
  position: fixed; top: 80px; right: 1rem; z-index: 9999;
  display: flex; flex-direction: column; gap: 0.5rem;
  max-width: 380px;
}
.flash-msg {
  padding: 1rem 1.5rem; border-radius: 0.75rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  animation: slideInRight 0.3s ease;
}
.flash-msg.success { background: rgba(16,185,129,0.2); border: 1px solid rgba(16,185,129,0.4); }
.flash-msg.error   { background: rgba(239,68,68,0.2);  border: 1px solid rgba(239,68,68,0.4); }
.flash-msg.info    { background: rgba(59,130,246,0.2); border: 1px solid rgba(59,130,246,0.4); }
.flash-close { cursor: pointer; opacity: 0.7; }
.flash-close:hover { opacity: 1; }
@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ===== NAVBAR ===== */
nav.navbar {
  position: sticky; top: 0; width: 100%; z-index: 1000;
  padding: 0.8rem 2.5%;
  display: flex; justify-content: flex-start; align-items: center;
  border-radius: 0 0 1.5rem 1.5rem;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  min-height: 75px;
}
.navbar-logo img {
  height: 60px; width: auto;
  object-fit: contain; border-radius: 16px;
  cursor: pointer;
}
.nav-links {
  display: none; position: absolute;
  left: 50%; transform: translateX(-50%);
  gap: 2.5rem;
}
.nav-link {
  background: none; border: none;
  color: var(--text-main);
  font-size: 1.05rem; font-weight: 500;
  cursor: pointer; padding-bottom: 0.3rem;
  position: relative;
  text-transform: capitalize; letter-spacing: 0.5px;
  transition: all 0.3s ease;
  text-decoration: none; display: inline-block;
}
.nav-link::after {
  content: '';
  position: absolute; width: 100%; height: 12px;
  bottom: -5px; left: 0;
  background: radial-gradient(ellipse at center, rgba(96,165,250,0.65) 0%, transparent 70%);
  opacity: 0; transition: opacity 0.4s ease;
  pointer-events: none;
}
.nav-link:hover::after, .nav-link.active::after { opacity: 1; }
.nav-link:hover, .nav-link.active { color: var(--text-main); font-weight: 600; text-shadow: 0 0 8px rgba(255,255,255,0.3); }
.navbar-right { display: flex; align-items: center; gap: 1.5rem; margin-left: auto; }
.mobile-menu-icon { display: none; cursor: pointer; }
.mobile-user-icon { cursor: pointer; display: none; align-items: center; }
.desktop-menu-toggle { cursor: pointer; }
.cart-icon-wrap { cursor: pointer; position: relative; display: flex; align-items: center; }
.cart-badge {
  position: absolute; top: -8px; right: -8px;
  background: var(--primary); color: white;
  border-radius: 999px; font-size: 0.65rem; font-weight: 700;
  width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
}

@media (min-width: 769px) {
  .nav-links { display: flex !important; }
  .mobile-menu-icon { display: none !important; }
  .mobile-user-icon { display: none !important; }
}
@media (max-width: 768px) {
  nav.navbar { padding: 0.75rem 4% !important; justify-content: space-between !important; min-height: 80px !important; }
  .mobile-menu-icon { order: 3; display: flex !important; margin-left: 0.5rem; }
  .navbar-logo { order: 1; flex: 0 0 auto; text-align: left; }
  .navbar-logo img { height: 54px; width: auto; }
  .navbar-right { order: 2; margin-left: auto; gap: 1rem; }
  .mobile-user-icon { display: flex !important; }
  .desktop-menu-toggle { display: none !important; }
  .nav-auth-text { display: none !important; }
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed; top: 70px; left: 4%; right: 4%;
  padding: 2rem; z-index: 999;
  border-radius: 1rem;
  flex-direction: column; gap: 1.5rem; align-items: center;
}
.mobile-menu.open { display: flex; animation: fadeSlideDown 0.25s ease; }
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== HERO ===== */
.hero-section {
  height: 100vh; position: relative;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 0;
  width: 100vw; margin-left: calc(50% - 50vw);
}
.hero-slide-item {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.2s cubic-bezier(0.43,0.13,0.23,0.96);
  animation: kenburns 20s infinite alternate;
}
.hero-slide-item.active { opacity: 1; }
@keyframes kenburns {
  from { transform: scale(1); }
  to   { transform: scale(1.1); }
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.6));
}
.hero-content { position: relative; z-index: 1; max-width: 800px; padding: 0 1rem; }
.hero-content h1 {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 800; color: var(--text-main);
  margin-bottom: 1.5rem; line-height: 1.1;
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.hero-arrow-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(0,0,0,0.35); border: none;
  border-radius: 999px; padding: 0.8rem;
  cursor: pointer; color: white; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s ease;
}
.hero-arrow-btn:hover { background: rgba(0,0,0,0.6); }
.hero-arrow-left { left: 1.5rem; }
.hero-arrow-right { right: 1.5rem; }

@media (max-width: 768px) {
  .hero-section { height: 80vh !important; min-height: 500px; }
  .hero-content h1 { font-size: 1.8rem; margin-bottom: 1rem; line-height: 1.2; }
  .hero-arrow-btn { padding: 0.6rem; }
  .hero-btn { 
    padding: 0.8rem 1.6rem !important; 
    font-size: 0.9rem !important; 
    border-radius: 40px !important; 
  }
}

.hero-btn {
  padding: 1.2rem 2.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 50px;
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 0.5rem;
  text-decoration: none;
}

/* ===== GLASS BUTTON PROFESSIONAL ===== */
.glass-btn-professional {
  position: relative; overflow: hidden;
  background: rgba(255,255,255,0.05) !important;
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.2) !important;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  transition: all 0.4s cubic-bezier(0.175,0.885,0.32,1.275);
}
.glass-btn-professional:hover {
  background: rgba(255,255,255,0.15) !important;
  border-color: rgba(255,255,255,0.4) !important;
  box-shadow: 0 8px 32px 0 rgba(0,0,0,0.3), 0 0 15px rgba(255,255,255,0.1);
  transform: scale(1.05);
}
.glass-btn-professional::after {
  content: '';
  position: absolute; top: 0; left: -150%;
  width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: skewX(-25deg);
  transition: left 0.6s ease;
}
.glass-btn-professional:hover::after { left: 150%; }

/* ===== PRIMARY BUTTON ===== */
.btn-primary {
  background: var(--primary);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); }

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem; text-align: center;
  max-width: 1200px; margin: 0 auto;
}
.feature-card {
  padding: 2.5rem 1.5rem; border-radius: 1.5rem;
  background: rgba(255,255,255,0.02);
  transition: transform 0.3s ease;
  border: 1px solid rgba(255,255,255,0.03);
}
.feature-card:hover { transform: translateY(-5px); border-color: rgba(255,255,255,0.1); }

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.75rem !important;
    padding: 0 1rem;
  }
  .feature-card {
    padding: 1.5rem 1rem !important;
    border-radius: 1rem !important;
  }
  .feature-card h3 { font-size: 1rem !important; }
  .feature-card p { font-size: 0.8rem !important; }
}

/* ===== BRAND CAROUSEL ===== */
.brand-overflow { position: relative; width: 200%; overflow: hidden; }
.brand-carousel {
  display: flex; gap: 4rem;
  animation: brandslide 20s linear infinite;
  width: max-content;
}
@keyframes brandslide {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.brand-item {
  min-width: 200px; height: 100px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 1rem; font-size: 1.5rem; font-weight: 800;
  color: var(--text-muted); flex-shrink: 0;
}
@media (max-width: 768px) { .brand-item { min-width: 150px !important; } }

/* ===== TRENDING SHAPES ===== */
.trending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px,1fr));
  gap: 2.5rem; text-align: center;
  max-width: 1300px; margin: 0 auto; padding: 0 1rem;
}
.trending-shape { display: flex; flex-direction: column; align-items: center; cursor: pointer; text-decoration: none; }
.trending-circle {
  width: 185px; height: 185px; border-radius: 50%;
  background-color: rgba(255,255,255,0.08);
  display: flex; justify-content: center; align-items: center;
  margin-bottom: 1.5rem; overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.4s ease;
}
.trending-shape:hover .trending-circle { transform: translateY(-8px) scale(1.05); border-color: var(--primary); }
.trending-circle img { width: 100%; height: 100%; object-fit: cover; }
.trending-shape span { font-weight: 600; font-size: 1.1rem; color: var(--text-main); }

@media (max-width: 768px) { 
  .trending-circle { width: 140px !important; height: 140px !important; margin-bottom: 1rem !important; } 
  .trending-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 2rem 1rem !important;
  }
}

/* ===== CATEGORY CARDS ===== */
.product-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 1rem;
  width: 100vw; margin-left: calc(50% - 50vw); padding: 0 5%;
}
.category-card {
  position: relative; height: 260px;
  border-radius: 1.5rem; cursor: pointer; overflow: hidden;
  transition: transform 0.4s ease;
}
.category-card:hover { transform: translateY(-10px); }
.category-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.category-card:hover img { transform: scale(1.1); }
.cat-gradient {
  position: absolute; bottom: 0; width: 100%;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  color: white; display: flex; flex-direction: column;
}
@media (max-width: 768px) {
  .product-category-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.6rem !important; padding: 0 1rem !important;
  }
  .category-card { height: 48vw !important; max-height: 200px; }
}

/* ===== PRODUCT CARDS / SLIDER ===== */
/* ===== PRODUCT CARDS / SLIDER ===== */
.product-track {
  display: flex; gap: 1.5rem;
  overflow-x: auto;
  padding: 1.5rem 2rem 3rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
  scrollbar-width: none;
}
.product-track::-webkit-scrollbar { display: none; }

.product-card {
  display: flex; flex-direction: column;
  padding: 1.25rem; border-radius: 1.5rem;
  width: 100%;
  min-height: 480px; align-self: stretch;
  scroll-snap-align: start;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: 1px solid var(--border-glass);
}
/* Fixed width only in horizontal slider */
.product-track .product-card {
  width: 300px; min-width: 300px; flex: 0 0 auto;
}
.product-card:hover { 
  transform: translateY(-8px); 
  border-color: var(--primary);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.card-img-wrap {
  width: 100%; aspect-ratio: 1 / 1;
  border-radius: 1.25rem;
  overflow: hidden; margin-bottom: 1.25rem;
  position: relative; background: white;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.card-img-wrap img {
  width: 100%; height: 100%; object-fit: contain;
  padding: 1.5rem; transition: transform 0.4s ease;
}
.product-card:hover .card-img-wrap img { transform: scale(1.1); }

.sale-badge {
  position: absolute; top: 1rem; right: 1rem;
  background: #22c55e; color: white;
  font-size: 0.75rem; font-weight: 800;
  padding: 0.4rem 0.8rem; border-radius: 8px;
  letter-spacing: 0.5px; z-index: 2;
}

.card-p-details { display: flex; flex-direction: column; flex: 1; justify-content: flex-start; }
.card-cat-label {
  color: var(--primary); font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px;
  margin-bottom: 0.5rem;
}
.card-title {
  font-size: 1.2rem; font-weight: 700; color: var(--text-main);
  line-height: 1.3; margin-bottom: auto;
  display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.card-price-row {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,0.05);
}
.price-wrap { display: flex; flex-direction: column; gap: 0.1rem; }
.current-price { font-size: 1.4rem; font-weight: 800; color: var(--text-main); }
.old-price { font-size: 0.9rem; color: var(--text-muted); text-decoration: line-through; }

.card-action-btn {
  width: 44px; height: 44px; border-radius: 1rem;
  background: rgba(96,165,250,0.1); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s ease; border: 1px solid rgba(96,165,250,0.2);
}
.product-card:hover .card-action-btn { background: var(--primary); color: white; }

@media (max-width: 768px) {
  .product-track { padding: 1rem 1rem 2rem; gap: 1rem; }
  .product-track .product-card { min-width: 260px; width: 260px; min-height: 400px; padding: 1rem; }
  /* In mobile grid, allow smaller cards */
  .product-card { min-height: auto; } 
  .current-price { font-size: 1.2rem; }
  .card-title { font-size: 1.1rem; }
}
@media (max-width: 480px) {
  .product-track .product-card { min-width: 220px; width: 220px; min-height: 360px; padding: 0.8rem; }
}

/* ===== FREE LENS BANNER ===== */
.free-lens-banner {
  width: 100vw; margin-left: calc(50% - 50vw);
  background: linear-gradient(135deg, #001228 0%, #001e3d 30%, #002a55 50%, #001e3d 70%, #001228 100%);
  color: white; position: relative; overflow: hidden;
  padding: 6rem 5%;
  display: flex; align-items: center; justify-content: center;
  clip-path: polygon(0% 0%, 10% 2.88%, 20% 5.12%, 30% 6.72%, 40% 7.68%, 50% 8%, 60% 7.68%, 70% 6.72%, 80% 5.12%, 90% 2.88%, 100% 0%, 100% 100%, 90% 97.12%, 80% 94.88%, 70% 93.28%, 60% 92.32%, 50% 92%, 40% 92.32%, 30% 93.28%, 20% 94.88%, 10% 97.12%, 0% 100%);
}
.free-lens-content { z-index: 2; width: 100%; display: flex; flex-direction: column; align-items: center; text-align: center; }
@media (max-width: 768px) {
  .free-lens-banner { padding: 2.5rem 1.2rem 2rem !important; }
  .free-lens-banner h2 span:first-child { font-size: 1.5rem !important; letter-spacing: 3px !important; }
  .free-lens-banner h2 span:last-child { font-size: 1.25rem !important; letter-spacing: 1px !important; }
}

/* ===== PROMO SECTIONS ===== */
.promo-split-grid { display: grid; grid-template-columns: 1fr 1.2fr; }
@media (max-width: 960px) { .promo-split-grid { grid-template-columns: 1fr; } }
.promo-cards-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 768px) { .promo-cards-grid { grid-template-columns: 1fr !important; } }
.promo-grid-left { position: relative; }
@media (max-width: 768px) { .promo-grid-left { min-height: 300px !important; } }
.promo-gradient-side {
  position: absolute; right: 0; top: 0; bottom: 0; width: 30%;
  background: linear-gradient(to right, transparent, rgba(13,13,13,1)); z-index: 3;
}
@media (max-width: 960px) {
  .promo-gradient-side {
    background: linear-gradient(to bottom, transparent 40%, rgba(13,13,13,1)) !important;
    left: 0 !important; width: 100% !important; bottom: 0 !important;
    top: auto !important; height: 50% !important; right: auto !important;
  }
}

/* ===== VIDEO GRID ===== */
.video-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1.5rem; width: 100%; max-width: 1400px;
  margin: 0 auto; padding: 0 2rem;
}
.video-card {
  width: 100%; height: 600px !important;
  position: relative; border-radius: 1.5rem;
  overflow: hidden; transition: transform 0.4s ease;
}
.video-card:hover { transform: translateY(-10px); }
.video-card iframe { border: none; pointer-events: none; }
@media (max-width: 1024px) { .video-grid { grid-template-columns: repeat(2,1fr); } .video-card { height: 500px !important; } }
@media (max-width: 768px) {
  .video-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-left: 1rem; padding-right: 1rem; padding-bottom: 1rem; scrollbar-width: none; -ms-overflow-style: none; }
  .video-grid::-webkit-scrollbar { display: none; }
  .video-card { height: 450px !important; min-width: 85%; scroll-snap-align: center; }
}

/* ===== REVIEWS ===== */
.reviews-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem; }
@media (max-width: 1024px) { .reviews-grid { grid-template-columns: repeat(2,1fr) !important; } }
@media (max-width: 768px) {
  .reviews-grid { display: flex !important; overflow-x: auto !important; scroll-snap-type: x mandatory !important; flex-wrap: nowrap !important; padding-bottom: 1rem !important; scrollbar-width: none; }
  .reviews-grid::-webkit-scrollbar { display: none; }
  .reviews-grid > div { flex: 0 0 calc(100% - 2rem) !important; scroll-snap-align: center !important; }
}

/* ===== NEWSLETTER ===== */
.newsletter-box {
  max-width: 900px; width: 100%; padding: 4rem 2rem;
  border-radius: 2rem; text-align: center;
  background: linear-gradient(135deg, var(--bg-main), var(--accent-light));
}
@media (max-width: 768px) { .newsletter-box { padding: 2.5rem 1.5rem !important; } .newsletter-box h2 { font-size: 1.8rem !important; } }

/* ===== PAGINATION ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  margin: 4rem 0 2rem;
}

.page-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.page-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .pagination { gap: 0.5rem; margin-top: 3rem; }
  .page-btn { width: 38px; height: 38px; font-size: 0.9rem; border-radius: 10px; }
}

/* ===== FOOTER ===== */
footer.glass { padding: 4rem 2% 2rem; border-top-left-radius: 3rem; border-top-right-radius: 3rem; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 3rem; margin-bottom: 4rem; }
@media (max-width: 768px) { footer.glass { padding: 3rem 4% 2rem !important; border-radius: 1.5rem 1.5rem 0 0 !important; } .footer-grid { gap: 2rem !important; } }

/* ===== SCROLL FADE ANIMATIONS ===== */
.section-fade {
  opacity: 0; transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.section-fade.visible { opacity: 1; transform: translateY(0); }

/* ===== SHOP PAGE OVERHAUL ===== */
.shop-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 3rem;
  max-width: 1400px; margin: 0 auto;
  padding: 3rem 2%;
  align-items: start;
}
@media (max-width: 1024px) { .shop-layout { grid-template-columns: 260px 1fr; gap: 2rem; } }
@media (max-width: 900px) { .shop-layout { grid-template-columns: 1fr; } }

.shop-sidebar {
  position: sticky; top: 100px;
  z-index: 10;
}
.sidebar-section { margin-bottom: 2.5rem; }
.sidebar-section label {
  display: block; font-weight: 700; margin-bottom: 1rem;
  color: var(--text-muted); font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 1.5px;
}

.filter-group { display: flex; flex-direction: column; gap: 0.5rem; }
.filter-item {
  display: flex !important; align-items: center; justify-content: space-between;
  padding: 0.6rem 0.75rem; border-radius: 0.75rem;
  cursor: pointer; transition: all 0.2s ease;
  border: 1px solid transparent; text-decoration: none; color: var(--text-main);
}
.filter-item:hover { background: rgba(255,255,255,0.03); }
.filter-item.active {
  background: rgba(96,165,250,0.1);
  border-color: rgba(96,165,250,0.2);
  font-weight: 600;
}
.filter-item input { display: none; } /* Hide radio */

.filter-item .check {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid var(--border-glass);
  margin-right: 0.75rem; position: relative;
  flex-shrink: 0;
}
.filter-item.active .check { border-color: var(--primary); }
.filter-item.active .check::after {
  content: ''; position: absolute; inset: 3px;
  background: var(--primary); border-radius: 50%;
}
.filter-item .label-text { flex: 1; font-size: 0.95rem; }
.filter-item .count { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
}
@media (max-width: 600px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
}

.no-results-card {
  text-align: center; padding: 6rem 2rem; border-radius: 2rem;
  background: rgba(255,255,255,0.01);
  border: 1px dashed var(--border-glass);
}
.no-results-icon {
  font-size: 4rem; margin-bottom: 1.5rem;
  opacity: 0.5; filter: grayscale(0.5);
}

/* Category Nav at Top of Shop */
.shop-category-nav {
  display: flex; gap: 2rem; overflow-x: auto;
  padding: 0.5rem 0.5rem 2rem; scrollbar-width: none;
  -ms-overflow-style: none; justify-content: flex-start;
}
.shop-category-nav::-webkit-scrollbar { display: none; }

.shop-cat-item {
  display: flex; flex-direction: column; align-items: center;
  gap: 0.75rem; text-decoration: none; min-width: 100px;
  transition: transform 0.3s ease;
}
.shop-cat-item:hover { transform: translateY(-3px); }

.shop-cat-img {
  width: 90px; height: 90px; border-radius: 50%;
  overflow: hidden; display: flex; align-items: center; justify-content: center;
  border: 2px solid transparent; transition: all 0.3s ease;
  background: white !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.shop-cat-item.active .shop-cat-img {
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(96,165,250,0.4);
}
.shop-cat-img img { width: 100%; height: 100%; object-fit: contain; padding: 0.75rem; }
.shop-cat-label {
  font-size: 0.95rem; font-weight: 600; color: var(--text-muted);
  transition: color 0.3s ease;
}
.shop-cat-item.active .shop-cat-label { color: var(--text-main); font-weight: 700; }

@media (max-width: 768px) {
  .shop-category-nav { gap: 1.25rem; }
  .shop-cat-img { width: 70px; height: 70px; }
  .shop-cat-label { font-size: 0.85rem; }
}

/* ===== PRODUCT DETAIL ===== */
.product-detail-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3rem; max-width: 1200px; margin: 2rem auto; padding: 0 2%;
}
@media (max-width: 768px) { .product-detail-layout { grid-template-columns: 1fr; } }
.product-gallery { display: flex; flex-direction: column; gap: 1rem; }
.gallery-main {
  height: 400px; border-radius: 1.5rem; overflow: hidden;
  background: white; display: flex; align-items: center; justify-content: center;
}
.gallery-main img { max-width: 100%; max-height: 100%; object-fit: contain; padding: 1rem; }
.gallery-thumbs { display: flex; gap: 0.75rem; overflow-x: auto; padding-bottom: 0.5rem; }
.gallery-thumb {
  width: 80px; height: 80px; flex-shrink: 0;
  border-radius: 0.75rem; overflow: hidden;
  background: white; border: 2px solid transparent;
  cursor: pointer; transition: border-color 0.2s;
}
.gallery-thumb.active { border-color: var(--primary); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 0.25rem; }
.product-info { display: flex; flex-direction: column; gap: 1.25rem; }
.product-badge {
  display: inline-block; padding: 0.3rem 0.75rem;
  border-radius: 999px; font-size: 0.8rem; font-weight: 600;
  background: rgba(96,165,250,0.15); color: var(--primary);
  border: 1px solid rgba(96,165,250,0.3);
}
.product-price {
  font-size: 2rem; font-weight: 800; color: var(--primary);
}
.product-price-original {
  font-size: 1.2rem; color: var(--text-muted);
  text-decoration: line-through; margin-left: 0.5rem;
}
.qty-input {
  display: flex; align-items: center; gap: 0.75rem;
}
.qty-btn {
  width: 36px; height: 36px; border-radius: 0.5rem;
  background: var(--accent-light); border: 1px solid var(--border-glass);
  color: var(--text-main); font-size: 1.2rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.qty-field {
  width: 60px; text-align: center;
  background: var(--accent-light); border: 1px solid var(--border-glass);
  border-radius: 0.5rem; color: var(--text-main); padding: 0.5rem;
}
.stock-badge {
  display: inline-block; padding: 0.3rem 0.75rem;
  border-radius: 999px; font-size: 0.8rem; font-weight: 600;
}
.stock-badge.in-stock { background: rgba(16,185,129,0.15); color: #10b981; border: 1px solid rgba(16,185,129,0.3); }
.stock-badge.out-stock { background: rgba(239,68,68,0.15); color: #ef4444; border: 1px solid rgba(239,68,68,0.3); }
.tab-btns { display: flex; gap: 1rem; border-bottom: 1px solid var(--border-glass); padding-bottom: 0; }
.tab-btn {
  padding: 0.75rem 0; background: none; border: none;
  color: var(--text-muted); font-size: 0.95rem; cursor: pointer;
  border-bottom: 2px solid transparent; transition: all 0.2s ease;
  margin-bottom: -1px;
}
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ===== CART PAGE ===== */
.cart-layout {
  display: grid; grid-template-columns: 1fr 360px;
  gap: 2rem; max-width: 1200px; margin: 2rem auto; padding: 0 2%;
}
@media (max-width: 900px) { .cart-layout { grid-template-columns: 1fr; } }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th {
  text-align: left; padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-glass);
  color: var(--text-muted); font-size: 0.85rem; font-weight: 600;
}
.cart-table td { padding: 1rem; border-bottom: 1px solid rgba(255,255,255,0.05); vertical-align: middle; }
.cart-img { width: 80px; height: 80px; object-fit: contain; border-radius: 0.5rem; background: white; padding: 0.25rem; }
.order-summary { padding: 1.5rem; border-radius: 1.5rem; position: sticky; top: 90px; }
.summary-row { display: flex; justify-content: space-between; padding: 0.75rem 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
.summary-total { font-size: 1.2rem; font-weight: 700; color: var(--primary); }

/* ===== AUTH FORMS ===== */
.auth-card {
  max-width: 480px; margin: 4rem auto; padding: 3rem 2.5rem;
  border-radius: 2rem;
}
.auth-card h1 { font-size: 2rem; margin-bottom: 0.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-size: 0.9rem; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.9rem 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-glass);
  border-radius: 0.75rem; color: var(--text-main);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary); outline: none;
}

/* ===== ABOUT PAGE ===== */
.about-hero {
  padding: 6rem 5% 4rem;
  text-align: center;
}
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; padding: 2rem 2%; }
.about-card { padding: 2.5rem; border-radius: 1.5rem; transition: transform 0.3s ease; }
.about-card:hover { transform: translateY(-5px); }

/* ===== CONTACT PAGE ===== */
.contact-layout {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 3rem; max-width: 1200px; margin: 2rem auto; padding: 0 2%;
}
@media (max-width: 768px) { .contact-layout { grid-template-columns: 1fr; } }
.contact-info-card { padding: 1.5rem; border-radius: 1.25rem; margin-bottom: 1rem; display: flex; align-items: flex-start; gap: 1rem; }
.contact-form { padding: 2rem; border-radius: 1.5rem; }

/* ============================================================ */
/* ================ RESPONSIVE ENHANCEMENTS ================== */
/* ============================================================ */

/* --- Navbar logo: scale down on mobile --- */
@media (max-width: 768px) {
  .navbar-logo img {
    height: 40px !important;
    width: auto !important;
    max-width: 160px !important;
  }
}

/* --- Hero: 16:9 landscape ratio on mobile (same proportions as desktop) --- */
@media (max-width: 768px) {
  .hero-section {
    height: auto !important;
    aspect-ratio: 16 / 9;
    min-height: 210px;
  }
  .hero-arrow-left  { left: 0.75rem; }
  .hero-arrow-right { right: 0.75rem; }
}

/* --- Section headings: shrink inline font-sizes on mobile --- */
@media (max-width: 768px) {
  /* targets h2 with hardcoded 2.5rem or 2.2rem inline style */
  section h2[style*="font-size:2.5rem"],
  section h2[style*="font-size: 2.5rem"] {
    font-size: 1.75rem !important;
    margin-bottom: 1.75rem !important;
  }
  section h2[style*="font-size:2.2rem"],
  section h2[style*="font-size: 2.2rem"] {
    font-size: 1.5rem !important;
  }
  /* page-level h1 headings */
  h1[style*="font-size:2.8rem"] { font-size: 2rem !important; }
  h1[style*="font-size:2.2rem"] { font-size: 1.75rem !important; }
  /* promo headings already use clamp — no override needed */
}

/* --- Product detail page: 2-col grid → 1-col on mobile --- */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* --- About page grids --- */
.about-2col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 4rem;
}
.about-4col-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
@media (max-width: 600px) {
  .about-2col-grid { grid-template-columns: 1fr; }
  .about-4col-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
}

/* --- Cart page --- */
.cart-main-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 2rem;
  align-items: start;
}
.cart-item-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 1.25rem;
  align-items: center;
  padding: 1.25rem;
  border-radius: 1.25rem;
}
@media (max-width: 768px) {
  .cart-main-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .cart-item-row {
    grid-template-columns: 65px 1fr;
    row-gap: 0.5rem;
  }
  .cart-item-row .cart-price-col {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255,255,255,0.06);
  }
}

/* --- Contact page --- */
.contact-main-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  align-items: start;
}
.contact-name-email-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
@media (max-width: 768px) {
  .contact-main-grid      { grid-template-columns: 1fr; gap: 1.5rem; }
  .contact-name-email-grid { grid-template-columns: 1fr; }
}

/* --- Shop page: collapsible filter sidebar on mobile --- */
.shop-filter-btn {
  display: none;
  width: 100%;
  padding: 0.8rem 1.25rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-glass);
  border-radius: 0.875rem;
  color: var(--text-main);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  transition: background 0.2s;
}
.shop-filter-btn:hover { background: rgba(255,255,255,0.09); }
.shop-sidebar-content  { display: block; }

@media (max-width: 900px) {
  .shop-filter-btn              { display: flex; }
  .shop-sidebar-content         { display: none; }
  .shop-sidebar-content.open    { display: block; }
}

/* --- Promo sections: reduce side padding on mobile --- */
@media (max-width: 768px) {
  .promo-section-wrap { padding-left: 1.5% !important; padding-right: 1.5% !important; }
  .promo-right-col    { padding: 2rem 1.5rem !important; }
}

/* --- General page container top/bottom padding --- */
@media (max-width: 768px) {
  .page-container-padded { padding-top: 2rem !important; padding-bottom: 3rem !important; }
}