/**
 * DEPT STORE | Dark Glassmorphism Theme
 */

:root {
  /* Sky Blue Light Theme */
  --bg-primary: #FFFFFF;
  --bg-secondary: #FFFFFF;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border-color: rgba(0, 0, 0, 0.07);

  /* Accent */
  --accent-blue: #0F172A;
  --accent-purple: #0F172A;
  --accent-neon: #0F172A;
  --accent-green: #10B981;
  --accent-black: #0F172A;
  --discount-red: #EF4444;

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-bg-hover: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.08);
  --glass-blur: blur(18px);

  /* Layout */
  --header-height: 70px;
  --announcement-height: 34px;
  --container-width: 1280px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 22px;

  /* Typography */
  --font-family: 'Inter', system-ui, sans-serif;
  --transition: all 0.35s cubic-bezier(.4,0,.2,1);
}

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

html {
  font-family: var(--font-family);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + var(--announcement-height) + 10px);
  background: var(--bg-primary);
  color: var(--text-primary);
}

body {
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ===== Animated Background ===== */
.bg-glow {
  position: fixed; inset: 0; z-index: -1; overflow: hidden;
  background: #FFFFFF;
}
.bg-glow .orb {
  position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0;
  animation: none;
}
.bg-glow .orb-1 { display: none; }
.bg-glow .orb-2 { display: none; }
.bg-glow .orb-3 { display: none; }

@keyframes orbFloat {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(40px,25px) scale(1.08); }
  100% { transform: translate(-25px,45px) scale(0.92); }
}

/* ===== Typography ===== */
h1,h2,h3,h4,h5,h6 { font-weight: 700; color: var(--text-primary); }

.section-title {
  font-size: 1.75rem; text-transform: uppercase; letter-spacing: -0.02em;
  margin-bottom: 2rem; text-align: left;
}

p { color: var(--text-secondary); }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

/* ===== Utilities ===== */
.w-full { width: 100%; }
.mt-2 { margin-top: 1rem; }

/* ===== Glass Mixin (reusable) ===== */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(.4,0,.2,1), transform 0.8s cubic-bezier(.4,0,.2,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Staggered card reveal */
.card-reveal {
  opacity: 0; transform: translateY(24px) scale(0.97);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(.4,0,.2,1);
}
.card-reveal.card-visible {
  opacity: 1; transform: translateY(0) scale(1);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.75rem 1.5rem; border-radius: 100px; font-weight: 600; font-size: 0.95rem;
  cursor: pointer; transition: var(--transition); border: none;
  text-transform: uppercase; letter-spacing: 0.5px; position: relative;
  white-space: nowrap; min-height: 42px;
}
.btn:hover { filter: brightness(1.15); }
.btn:active { transform: scale(0.97); }

.btn-black {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  color: #fff; box-shadow: 0 0 18px rgba(139,92,246,0.3);
}
.btn-black:hover { box-shadow: 0 0 28px rgba(59,130,246,0.4); }

.btn-green {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-neon));
  color: #fff; box-shadow: 0 0 14px rgba(0,240,255,0.25);
}
.btn-green:hover { box-shadow: 0 0 24px rgba(139,92,246,0.4); }

.btn-outline {
  background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-primary);
  backdrop-filter: blur(8px);
}
.btn-outline:hover { border-color: var(--accent-blue); box-shadow: inset 0 0 12px rgba(0,0,0,0.06); }

.icon-btn {
  background: transparent; border: none; font-size: 1.5rem; cursor: pointer;
  color: var(--text-primary); display: flex; align-items: center; justify-content: center;
  transition: var(--transition); border-radius: 50%; padding: 6px;
}
.icon-btn:hover { color: var(--accent-blue); background: rgba(0,0,0,0.04); }

/* ===== Announcement Bar ===== */
.announcement-bar {
  height: var(--announcement-height);
  background: linear-gradient(90deg, rgba(139,92,246,0.15), rgba(0,0,0,0.08));
  border-bottom: 1px solid var(--glass-border);
  color: var(--text-secondary); display: flex; align-items: center;
  overflow: hidden; font-size: 0.82rem; font-weight: 500;
}
.marquee-content {
  display: flex; white-space: nowrap; gap: 3rem;
  animation: marquee 18s linear infinite;
}
.marquee-content i { color: var(--accent-blue); margin-right: 0.3rem; }

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

/* ===== Header ===== */
.header {
  position: sticky; top: 0; z-index: 900;
  background: rgba(224,238,252,0.6);
  backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  border-bottom: 1px solid var(--glass-border);
  transition: box-shadow 0.3s ease;
}
.header.scrolled { box-shadow: 0 4px 30px rgba(0,0,0,0.08); }

.header-container {
  max-width: var(--container-width); margin: 0 auto;
  height: var(--header-height); padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}

.header-left { display: flex; align-items: center; gap: 1rem; }
.mobile-menu-btn { display: none; }

.brand-logo {
  font-size: 1.4rem; font-weight: 800; letter-spacing: -1px; color: var(--text-primary);
  display: flex; align-items: center;
}
.brand-logo img { height: 35px; filter: brightness(0) invert(1); }
.logo-text { display: inline-flex; }
.logo-text span { 
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

.header-center { flex: 1; max-width: 460px; margin: 0 2rem; }
.search-bar {
  display: flex; align-items: center;
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 100px;
  padding: 0.2rem 0.2rem 0.2rem 1.2rem; transition: var(--transition);
}
.search-bar:focus-within { border-color: var(--accent-blue); box-shadow: 0 0 12px rgba(0,0,0,0.08); background: rgba(255,255,255,0.07); }
.search-icon { font-size: 1.2rem; color: var(--text-muted); }
.search-bar input {
  flex: 1; border: none; background: transparent; padding: 0.55rem 0.8rem;
  outline: none; font-family: inherit; font-size: 0.95rem; color: var(--text-primary);
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-btn {
  padding: 0.55rem 1.2rem; font-size: 0.82rem; border-radius: 100px; border: none;
  background: rgba(255,255,255,0.1); color: var(--text-primary); cursor: pointer; transition: var(--transition);
}
.search-btn:hover { background: rgba(255,255,255,0.16); }

.header-right { display: flex; align-items: center; gap: 2rem; }
.nav-links a { font-weight: 500; font-size: 0.95rem; color: var(--text-secondary); position: relative; }
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0; width: 0; height: 2px;
  background: var(--accent-blue); transition: width 0.3s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.cart-icon-btn {
  position: relative; background: var(--glass-bg); border: 1px solid var(--glass-border);
  width: 42px; height: 42px; border-radius: 50%; font-size: 1.3rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center; color: var(--text-primary); transition: var(--transition);
}
.cart-icon-btn:hover { border-color: var(--accent-blue); box-shadow: 0 0 12px rgba(0,0,0,0.15); }
.cart-badge {
  position: absolute; top: -4px; right: -6px;
  background: #0F172A; color: #fff; font-size: 0.68rem; font-weight: 700;
  height: 18px; min-width: 18px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 8px rgba(0,240,255,0.5);
}

/* ===== Mobile Menus ===== */
.mobile-search {
  display: none; padding: 0.8rem 1rem;
  border-top: 1px solid var(--glass-border); background: rgba(224,238,252,0.5);
}
.mobile-menu-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.05);
  backdrop-filter: blur(4px); z-index: 1000;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.mobile-menu-drawer {
  position: fixed; top: 0; left: -300px; width: 300px; height: 100%;
  background: rgba(230,242,255,0.92); backdrop-filter: blur(24px);
  border-right: 1px solid var(--glass-border); z-index: 1001;
  transition: transform 0.4s cubic-bezier(.4,0,.2,1);
  display: flex; flex-direction: column;
}
.mobile-menu-active .mobile-menu-overlay { opacity: 1; visibility: visible; }
.mobile-menu-active .mobile-menu-drawer { transform: translateX(300px); }

.mobile-menu-header {
  padding: 1.5rem; border-bottom: 1px solid var(--glass-border);
  display: flex; justify-content: space-between; align-items: center;
}
.mobile-nav-links { padding: 0.5rem 0; }
.mobile-nav-links li a {
  display: block; padding: 1rem 1.5rem;
  border-bottom: 1px solid rgba(0,0,0,0.03);
  font-weight: 500; color: var(--text-secondary); transition: var(--transition);
}
.mobile-nav-links li a:hover { background: rgba(0,0,0,0.03); color: var(--accent-blue); padding-left: 2rem; }

/* ===== Sections ===== */
.section-container {
  max-width: var(--container-width); margin: 4rem auto; padding: 0 1.5rem;
  position: relative; z-index: 2;
}

/* ===== Hero Banner ===== */
.hero-banner { margin-top: 2rem; padding: 0 1.5rem; max-width: var(--container-width); margin-left: auto; margin-right: auto; }
.banner-container {
  position: relative; width: 100%; height: 60vh; max-height: 500px;
  border-radius: var(--radius-lg); overflow: hidden;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
}
.banner-image {
  width: 100%; height: 100%;
  background: url('https://images.unsplash.com/photo-1523275335684-37898b6baf30?ixlib=rb-1.2.1&auto=format&fit=crop&w=1500&q=80') center/cover;
  display: flex; align-items: center; justify-content: center;
}
.banner-text-overlay {
  background: rgba(224,238,252,0.65); backdrop-filter: blur(14px);
  padding: 2.5rem 3.5rem; border-radius: var(--radius-md);
  text-align: center; color: white; border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.04);
}
.banner-text-overlay h2 { font-size: 2.5rem; margin-bottom: 1rem; color: var(--text-primary); }
.banner-text-overlay span {
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.quality-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,255,255,0.08); padding: 0.5rem 1.2rem; border-radius: 100px;
  font-weight: 600; font-size: 0.9rem; letter-spacing: 1px;
  border: 1px solid var(--glass-border);
}
.quality-badge i { color: var(--accent-blue); font-size: 1.2rem; }

/* Slider controls */
.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--glass-border);
  background: rgba(224,238,252,0.5); backdrop-filter: blur(8px); color: var(--text-primary);
  font-size: 1.2rem; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: var(--transition); z-index: 5;
}
.slider-btn:hover { background: rgba(139,92,246,0.3); border-color: var(--accent-purple); }
.prev-btn { left: 16px; }
.next-btn { right: 16px; }
.slider-dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 5; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.25); cursor: pointer; transition: var(--transition); }
.dot.active { background: var(--accent-blue); box-shadow: 0 0 8px rgba(0,0,0,0.4); }

/* ===== Collections ===== */
.collections-flex {
  display: flex; gap: 1.5rem; overflow-x: auto; padding-bottom: 1rem;
  scrollbar-width: none;
}
.collections-flex::-webkit-scrollbar { display: none; }
.collection-card {
  flex: 0 0 250px; cursor: pointer; position: relative;
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--glass-border); transition: var(--transition);
}
.collection-card:hover { transform: translateY(-5px); border-color: rgba(255,255,255,0.2); box-shadow: 0 12px 28px rgba(0,0,0,0.06); }
.collection-img-wrap { width: 100%; aspect-ratio: 1; background: var(--bg-secondary); }
.img-placeholder { width: 100%; height: 100%; }
.bg-gray { background: linear-gradient(135deg, rgba(139,92,246,0.08), rgba(59,130,246,0.08)); }
.collection-name {
  position: absolute; bottom: 0; left: 0; width: 100%; padding: 1rem;
  background: linear-gradient(0deg, rgba(15,23,42,0.75) 0%, transparent 100%);
  color: #fff; font-size: 1.1rem; letter-spacing: 1px; text-align: center;
}

.collection-controls { display: flex; gap: 0.5rem; margin-top: 1rem; }
.control-btn {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--glass-border);
  background: var(--glass-bg); color: var(--text-primary); font-size: 1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.control-btn:hover { border-color: var(--accent-blue); background: rgba(0,0,0,0.06); }

/* ===== Product Grid ===== */
.product-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
}
.product-card {
  display: flex; flex-direction: column;
  background: var(--glass-bg); backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-md); border: 1px solid var(--glass-border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  transition: var(--transition); position: relative;
}
.product-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(14,165,233,0.15), transparent);
  transition: var(--transition);
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(14,165,233,0.18);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35), 0 0 15px rgba(139,92,246,0.08);
}
.product-card:hover::before {
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
}
.product-img-wrap {
  position: relative; width: 100%; aspect-ratio: 1;
  background: rgba(14,165,233,0.03);
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem; color: rgba(0,0,0,0.08);
  overflow: hidden; border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.product-img-wrap i {
  transition: transform 0.5s cubic-bezier(.175,.885,.32,1.275), color 0.3s ease;
}
.product-card:hover .product-img-wrap i {
  transform: scale(1.12) rotate(-3deg); color: rgba(0,0,0,0.2);
}

.product-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.product-body h3 {
  font-size: 0.95rem; font-weight: 600; text-transform: uppercase;
  margin-bottom: 0.5rem; line-height: 1.3; color: var(--text-primary);
}
.product-rating { color: #F59E0B; font-size: 0.85rem; margin-bottom: 0.5rem; }
.product-price { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; }
.old-price { color: var(--text-muted); text-decoration: line-through; font-size: 0.85rem; }
.new-price { font-weight: 800; font-size: 1.15rem; color: var(--text-primary); }

.product-actions {
  display: flex; gap: 0.5rem; margin-top: auto;
}
.product-actions .btn {
  padding: 0.6rem 0.8rem; font-size: 0.82rem; border-radius: 10px;
  min-height: 40px; flex: 1;
}
.product-actions .btn-cart {
  flex: 0 0 42px; font-size: 1.2rem; padding: 0;
  display: flex; align-items: center; justify-content: center;
}
.product-actions .btn-buy {
  flex: 1;
}

/* ===== Features / Trust ===== */
.features-section {
  background: rgba(14,165,233,0.03); padding: 4rem 1.5rem;
  border-top: 1px solid var(--glass-border); border-bottom: 1px solid var(--glass-border);
  position: relative; z-index: 2;
}
.features-grid {
  max-width: var(--container-width); margin: 0 auto;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.5rem;
  text-align: center;
}
.feature-card {
  padding: 2rem 1.5rem; border-radius: var(--radius-md);
  background: var(--glass-bg); backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border); transition: var(--transition);
}
.feature-card:hover { transform: translateY(-4px); border-color: rgba(14,165,233,0.18); background: var(--glass-bg-hover); }
.feature-card i { font-size: 2.2rem; color: var(--accent-blue); margin-bottom: 1rem; display: block; }
.feature-card h4 { font-size: 1.05rem; margin-bottom: 0.5rem; color: var(--text-primary); }
.feature-card p { font-size: 0.88rem; }

/* ===== Footer ===== */
.footer {
  background: rgba(0,0,0,0.15); backdrop-filter: blur(16px);
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary); padding: 4rem 1.5rem 1.5rem;
  position: relative; z-index: 2;
}
.footer::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 40%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-purple), var(--accent-blue), transparent);
}
.footer-container {
  max-width: var(--container-width); margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem;
}
.footer-logo {
  font-size: 2.2rem; font-weight: 800; color: var(--text-primary); margin-bottom: 1rem; display: block;
}

/* ===== Product Detail Page ===== */
.product-detail-area {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem;
  max-width: 1100px; margin: 2rem auto 4rem; padding: 0 1rem;
}
.pd-image {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); aspect-ratio: 1; display: flex;
  align-items: center; justify-content: center; font-size: 8rem;
  color: var(--accent-blue); overflow: hidden; position: relative;
  box-shadow: 0 12px 30px rgba(0,0,0,0.05);
}
.pd-image img { width: 100%; height: 100%; object-fit: cover; }
.pd-info { display: flex; flex-direction: column; justify-content: center; }
.pd-title { font-size: 2.2rem; font-weight: 800; margin-bottom: 0.5rem; line-height: 1.2; }
.pd-rating { font-size: 1.1rem; color: #F59E0B; margin-bottom: 1.2rem; }
.pd-price-wrap { display: flex; align-items: end; gap: 1rem; margin-bottom: 1.5rem; }
.pd-new-price { font-size: 2.5rem; font-weight: 800; color: var(--accent-blue); line-height: 1; }
.pd-old-price { font-size: 1.2rem; text-decoration: line-through; color: var(--text-muted); }
.pd-desc { font-size: 1.05rem; color: var(--text-secondary); margin-bottom: 2rem; line-height: 1.7; }
.pd-actions { display: flex; gap: 1rem; margin-bottom: 2rem; }
.pd-actions .btn { padding: 1rem; font-size: 1rem; flex: 1; }
.pd-perks {
  border-top: 1px solid var(--glass-border); padding-top: 1.5rem;
  color: var(--text-secondary); font-size: 0.95rem; line-height: 1.8;
}
.pd-perks i { font-size: 1.1rem; margin-right: 0.5rem; color: var(--accent-blue); }

/* ===== Footer ===== */
.footer-logo span {
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.social-links { display: flex; gap: 0.8rem; margin-top: 1.5rem; }
.social-links a {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  color: var(--text-primary); font-size: 1.2rem; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.social-links a:hover { background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue)); border-color: transparent; transform: translateY(-2px); }
.footer-col h4 { color: var(--text-primary); margin-bottom: 1.2rem; font-size: 1rem; }
.footer-col ul li { margin-bottom: 0.8rem; }
.footer-col ul a { color: var(--text-secondary); }
.footer-col ul a:hover { color: var(--accent-blue); }
.footer-bottom { border-top: 1px solid rgba(0,0,0,0.04); padding-top: 1.5rem; text-align: center; font-size: 0.85rem; color: var(--text-muted); }

/* ===== WhatsApp Float ===== */
.floating-whatsapp {
  position: fixed; bottom: 24px; right: 24px; width: 58px; height: 58px;
  background: #25D366; color: #fff; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.9rem; z-index: 90;
  box-shadow: 0 4px 18px rgba(37,211,102,0.4);
  transition: transform 0.3s cubic-bezier(.175,.885,.32,1.275);
}
.floating-whatsapp::before {
  content: ''; position: absolute; inset: -5px; border-radius: 50%;
  border: 2px solid #25D366; animation: pulse-ring 2s infinite;
}
@keyframes pulse-ring { 0% { transform: scale(1); opacity: 0.5; } 100% { transform: scale(1.45); opacity: 0; } }
.floating-whatsapp:hover { transform: scale(1.1) rotate(8deg); }

/* ===== Cart Sidebar ===== */
.sliding-panel-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.12);
  backdrop-filter: blur(4px); z-index: 1000;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.cart-sidebar {
  position: fixed; top: 0; right: -420px; width: 100%; max-width: 420px; height: 100%;
  background: rgba(230,242,255,0.88); backdrop-filter: blur(24px);
  border-left: 1px solid var(--glass-border); z-index: 1001;
  box-shadow: -8px 0 30px rgba(0,0,0,0.08);
  display: flex; flex-direction: column; transition: right 0.4s cubic-bezier(.4,0,.2,1);
}
.cart-active .cart-sidebar { right: 0; }
.cart-active .sliding-panel-overlay { opacity: 1; visibility: visible; }

.cart-header {
  padding: 1.5rem; border-bottom: 1px solid var(--glass-border);
  display: flex; justify-content: space-between; align-items: center;
}
.cart-header h2 { font-size: 1.2rem; margin: 0; color: var(--text-primary); }
.cart-body { flex: 1; overflow-y: auto; padding: 1.5rem; }
.cart-footer { padding: 1.5rem; border-top: 1px solid var(--glass-border); }
.cart-totals { margin-bottom: 1.5rem; }
.total-row { display: flex; justify-content: space-between; margin-bottom: 0.5rem; font-size: 1rem; color: var(--text-secondary); }
.grand-total { font-weight: 800; font-size: 1.2rem; color: var(--text-primary); border-top: 1px dashed var(--glass-border); padding-top: 0.5rem; margin-top: 0.5rem; }
.free-text { color: var(--accent-blue); font-weight: 700; }

.empty-cart-message { text-align: center; color: var(--text-muted); padding: 3rem 0; font-weight: 500; }
.cart-item {
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  padding: 1rem; display: flex; gap: 1rem; margin-bottom: 1rem;
}
.cart-item-img {
  width: 70px; height: 70px; background: rgba(0,0,0,0.03); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; font-size: 2rem; color: var(--text-muted);
}
.cart-item-details { flex: 1; }
.cart-item-title { font-weight: 600; font-size: 0.9rem; margin-bottom: 0.2rem; color: var(--text-primary); }
.cart-item-price { font-weight: 700; color: var(--accent-blue); }
.cart-qty-ctrl {
  display: flex; align-items: center; gap: 0.8rem; margin-top: 0.5rem;
  border: 1px solid var(--glass-border); width: fit-content; border-radius: 6px;
  background: rgba(0,0,0,0.04);
}
.cart-qty-ctrl button { width: 28px; height: 28px; background: none; border: none; cursor: pointer; font-weight: bold; color: var(--text-primary); transition: color 0.2s; }
.cart-qty-ctrl button:hover { color: var(--accent-blue); }

/* ===== Checkout Modal ===== */
.checkout-modal {
  position: fixed; inset: 0; background: var(--bg-primary); z-index: 1002;
  overflow-y: auto; opacity: 0; visibility: hidden; transition: var(--transition);
}
.checkout-active .checkout-modal { opacity: 1; visibility: visible; }

.checkout-container {
  max-width: 1000px; margin: 0 auto;
  background: transparent; min-height: 100vh; display: flex; flex-direction: column;
}
.checkout-header {
  padding: 1.5rem 2rem; border-bottom: 1px solid var(--glass-border);
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(224,238,252,0.7); backdrop-filter: blur(12px);
  position: sticky; top: 0; z-index: 10;
}
.checkout-header h2 { color: var(--text-primary); }
.checkout-content { display: flex; flex: 1; }
.checkout-form-area { flex: 2; padding: 2rem; border-right: 1px solid var(--glass-border); }
.checkout-summary-area { flex: 1; padding: 2rem; background: rgba(14,165,233,0.03); }

.form-section {
  margin-bottom: 2.5rem; background: var(--glass-bg); padding: 2rem;
  border-radius: var(--radius-md); border: 1px solid var(--glass-border);
}
.form-section h3 {
  font-size: 1.1rem; margin-bottom: 1.5rem; padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-purple); display: inline-block; color: var(--text-primary);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.span-2 { grid-column: span 2; }

.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--text-secondary); }
.form-group input, .form-group textarea {
  width: 100%; padding: 0.75rem 1rem;
  background: rgba(0,0,0,0.05); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm); font-family: inherit; font-size: 0.95rem;
  color: var(--text-primary); transition: var(--transition);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent-blue); outline: none;
  box-shadow: 0 0 0 3px rgba(0,0,0,0.06); background: rgba(0,0,0,0.35);
}

/* Payment */
.payment-options { display: flex; flex-direction: column; gap: 1rem; }
.payment-card {
  border: 1px solid var(--glass-border); border-radius: var(--radius-md); padding: 1.25rem;
  display: flex; align-items: flex-start; gap: 1rem; cursor: pointer;
  transition: var(--transition); background: rgba(0,0,0,0.04);
}
.payment-card.active { border-color: var(--accent-purple); background: rgba(139,92,246,0.06); box-shadow: inset 0 0 16px rgba(139,92,246,0.08); }
.payment-card input[type="radio"] { margin-top: 0.3rem; accent-color: var(--accent-purple); transform: scale(1.2); }
.payment-card label { cursor: pointer; width: 100%; color: var(--text-secondary); }
.payment-card label strong { display: block; font-size: 1rem; margin-bottom: 0.2rem; color: var(--text-primary); }
.payment-card label p { font-size: 0.85rem; margin: 0; }
.green-badge { background: rgba(16,185,129,0.12); color: #10B981; border: 1px solid rgba(16,185,129,0.3); padding: 0.1rem 0.5rem; border-radius: 4px; font-size: 0.72rem; margin-left: 0.5rem; font-weight: 600; }

.summary-items { margin-top: 1.5rem; margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--glass-border); }
.summary-item { display: flex; justify-content: space-between; margin-bottom: 1rem; font-size: 0.95rem; color: var(--text-secondary); }
.summary-totals .total-row { display: flex; justify-content: space-between; font-size: 1rem; margin-bottom: 0.8rem; color: var(--text-secondary); }

.feedback-msg { padding: 1rem; border-radius: var(--radius-sm); margin-bottom: 1rem; display: none; text-align: center; font-weight: 600; }
.feedback-success { background: rgba(16,185,129,0.12); color: #10B981; display: block; border: 1px solid rgba(16,185,129,0.3); }
.feedback-error { background: rgba(239,68,68,0.12); color: #EF4444; display: block; border: 1px solid rgba(239,68,68,0.3); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .header-center { display: none; }
  .mobile-search { display: block; }
}

@media (max-width: 768px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  .footer-container { grid-template-columns: 1fr; gap: 2rem; }
  .banner-text-overlay h2 { font-size: 1.6rem; }
  .banner-text-overlay { padding: 1.5rem 2rem; }
  .collections-flex { gap: 0.8rem; }
  .collection-card { flex: 0 0 150px; }
  .section-title { font-size: 1.4rem; margin-bottom: 1.5rem; }
  .section-container { margin: 2.5rem auto; }
  .product-body { padding: 0.8rem; }
  .product-body h3 { font-size: 0.82rem; margin-bottom: 0.3rem; }
  .product-rating { font-size: 0.75rem; margin-bottom: 0.3rem; }
  .product-price { margin-bottom: 0.6rem; }
  .old-price { font-size: 0.75rem; }
  .new-price { font-size: 1rem; }
  .product-actions .btn { padding: 0.5rem 0.6rem; font-size: 0.75rem; min-height: 36px; border-radius: 8px; }
  .product-actions .btn-cart { flex: 0 0 36px; font-size: 1rem; }
  .checkout-content { flex-direction: column-reverse; }
  .form-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .checkout-form-area { border-right: none; padding: 1rem; }
  .checkout-summary-area { padding: 1rem; border-bottom: 1px solid var(--glass-border); }
  .cart-sidebar { max-width: 100%; right: -100%; }
  .features-section { padding: 2.5rem 1rem; }
  .feature-card { padding: 1.5rem 1rem; }
  .hero-banner { margin-top: 1rem; }
  .banner-container { height: 45vh; max-height: 350px; }
  .product-detail-area { grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
  .pd-title { font-size: 1.8rem; }
  .pd-new-price { font-size: 2rem; }
  .pd-actions { flex-direction: column; }
}

@media (max-width: 400px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 0.6rem; }
  .product-body { padding: 0.6rem; }
  .product-body h3 { font-size: 0.75rem; }
  .product-actions { flex-direction: column; gap: 0.4rem; }
  .product-actions .btn-cart { flex: unset; width: 100%; }
}