/* ===== CSS Variables & Reset ===== */
:root {
  --primary: #1a1a2e;
  --primary-light: #16213e;
  --accent: #e94560;
  --accent-hover: #c23152;
  --gold: #f5a623;
  --bg: #f8f9fa;
  --card-bg: #ffffff;
  --text: #2d3436;
  --text-light: #636e72;
  --border: #e9ecef;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  display: flex; flex-direction: column; min-height: 100vh;
}
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; font-family: inherit; }
ul { list-style: none; }

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(20px);
  padding: 0 2rem;
  height: 70px;
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.nav-brand {
  font-size: 1.6rem; font-weight: 800; color: #fff;
  letter-spacing: -0.5px;
}
.nav-brand span { color: var(--accent); }

.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  color: rgba(255,255,255,0.8); font-weight: 500; font-size: 0.95rem;
  transition: var(--transition); position: relative;
}
.nav-links a:hover { color: #fff; }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--accent); transition: var(--transition);
}
.nav-links a:hover::after { width: 100%; }

.nav-cart {
  position: relative; color: #fff; font-size: 1.4rem; padding: 8px;
  transition: var(--transition);
}
.nav-cart:hover { transform: scale(1.1); }

.cart-badge {
  position: absolute; top: 0; right: 0;
  background: var(--accent); color: #fff;
  font-size: 0.65rem; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

.mobile-menu-btn {
  display: none; background: none; color: #fff; font-size: 1.5rem;
}

/* ===== Hero Section ===== */
.hero {
  margin-top: 70px;
  min-height: 520px;
  width: 100%;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f3460 70%, #e94560 100%);
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 4rem 2rem;
  position: relative; overflow: hidden;
}

.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(233,69,96,0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(245,166,35,0.1) 0%, transparent 40%);
}

.hero-content { position: relative; z-index: 1; max-width: 700px; }

.hero h1 {
  font-size: 3.2rem; font-weight: 800; color: #fff;
  line-height: 1.2; margin-bottom: 1rem;
  animation: fadeInUp 0.8s ease-out;
}
.hero h1 .highlight { color: var(--gold); }

.hero p {
  font-size: 1.15rem; color: rgba(255,255,255,0.8);
  margin-bottom: 2rem; animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-btn {
  display: inline-block; padding: 14px 36px;
  background: var(--accent); color: #fff;
  border-radius: 50px; font-weight: 600; font-size: 1rem;
  transition: var(--transition);
  animation: fadeInUp 0.8s ease-out 0.4s both;
}
.hero-btn:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(233,69,96,0.3); }

/* ===== Trust Bar ===== */
.trust-bar {
  display: flex; justify-content: center; gap: 3rem; flex-wrap: wrap;
  padding: 1.5rem 2rem; background: var(--primary);
  width: 100%;
}
.trust-item {
  display: flex; align-items: center; gap: 0.6rem;
  color: rgba(255,255,255,0.9); font-size: 0.9rem; font-weight: 500;
}
.trust-item .icon { font-size: 1.3rem; }

/* ===== Section Styles ===== */
.section {
  padding: 4rem 2rem; max-width: 1280px; width: 100%; margin: 0 auto;
}
.section-title {
  font-size: 2rem; font-weight: 700; text-align: center;
  margin-bottom: 0.5rem; color: var(--primary);
}
.section-subtitle {
  text-align: center; color: var(--text-light);
  margin-bottom: 2.5rem; font-size: 1rem;
}

/* ===== Featured Carousel ===== */
.carousel-container {
  position: relative; overflow: hidden;
  padding: 1rem 0;
  width: 100%;
}
.carousel-track {
  display: flex; gap: 1.5rem;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.carousel-card {
  min-width: 320px; background: var(--card-bg);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: var(--transition);
  cursor: pointer;
}
.carousel-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.carousel-card img { width: 100%; height: 240px; object-fit: cover; }
.carousel-card-info { padding: 1.2rem; }
.carousel-card-info h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; line-height: 1.4; }
.carousel-card-info .price { color: var(--accent); font-weight: 700; font-size: 1.1rem; }
.carousel-card-info .original-price { text-decoration: line-through; color: var(--text-light); font-size: 0.85rem; margin-left: 0.5rem; }

.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--card-bg); box-shadow: var(--shadow);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; z-index: 10; transition: var(--transition);
}
.carousel-btn:hover { background: var(--accent); color: #fff; }
.carousel-btn.prev { left: 10px; }
.carousel-btn.next { right: 10px; }

/* ===== Category Grid ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.2rem;
  width: 100%;
}
.category-card {
  background: var(--card-bg); border-radius: var(--radius);
  padding: 1.5rem 1rem; text-align: center;
  box-shadow: var(--shadow); transition: var(--transition);
  cursor: pointer;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.category-card .emoji { font-size: 2.5rem; margin-bottom: 0.5rem; }
.category-card .name { font-weight: 600; font-size: 0.85rem; color: var(--text); }
.category-card .count { font-size: 0.75rem; color: var(--text-light); margin-top: 0.2rem; }

/* ===== Product Grid ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  width: 100%;
}
.product-card {
  background: var(--card-bg); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
  transition: var(--transition); cursor: pointer;
  position: relative;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

.product-card .badge {
  position: absolute; top: 12px; left: 12px;
  background: var(--accent); color: #fff;
  padding: 4px 10px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600;
}

.product-card img {
  width: 100%; height: 220px; object-fit: cover;
  transition: var(--transition);
}
.product-card:hover img { transform: scale(1.05); }

.product-card .info { padding: 1rem 1.2rem 1.2rem; }
.product-card .info h3 {
  font-size: 0.9rem; font-weight: 600; line-height: 1.4;
  margin-bottom: 0.5rem;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.product-card .info .price-row { display: flex; align-items: center; gap: 0.5rem; }
.product-card .info .price { color: var(--accent); font-weight: 700; font-size: 1.05rem; }
.product-card .info .original-price { text-decoration: line-through; color: var(--text-light); font-size: 0.8rem; }

.product-card .quick-add {
  position: absolute; bottom: 12px; right: 12px;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; opacity: 0; transform: scale(0.8);
  transition: var(--transition);
}
.product-card:hover .quick-add { opacity: 1; transform: scale(1); }
.product-card .quick-add:hover { background: var(--accent-hover); }

/* ===== Trust Section ===== */
.trust-section {
  background: var(--primary);
  padding: 3rem 2rem;
  width: 100%;
}
.trust-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem; max-width: 1000px; margin: 0 auto; text-align: center;
}
.trust-grid-item .icon { font-size: 2.5rem; margin-bottom: 0.8rem; }
.trust-grid-item h4 { color: #fff; font-size: 1rem; margin-bottom: 0.3rem; }
.trust-grid-item p { color: rgba(255,255,255,0.6); font-size: 0.85rem; }

/* ===== Sticky Footer Layout ===== */
.main-content { flex: 1 0 auto; }

/* ===== Footer ===== */
.footer {
  flex-shrink: 0;
  background: linear-gradient(180deg, #1a1a2e 0%, #0d0d1a 100%);
  color: rgba(255,255,255,0.7);
  padding: 3.5rem 2rem 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem; max-width: 1200px; margin: 0 auto;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-col h4 {
  color: #fff; font-size: 0.95rem; margin-bottom: 1.2rem;
  text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600;
}
.footer-col .footer-brand {
  font-size: 1.4rem; font-weight: 800; color: #fff; margin-bottom: 0.8rem;
}
.footer-col .footer-brand span { color: var(--accent); }
.footer-col p { font-size: 0.88rem; color: rgba(255,255,255,0.45); line-height: 1.7; }
.footer-col a {
  display: flex; align-items: center; gap: 0.4rem;
  color: rgba(255,255,255,0.55); font-size: 0.88rem; margin-bottom: 0.65rem;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--accent); transform: translateX(3px); }
.footer-col a::before { content: '\203A'; font-size: 1.1rem; opacity: 0; transition: var(--transition); margin-left: -0.8rem; }
.footer-col a:hover::before { opacity: 1; }

.footer-payments {
  display: flex; gap: 0.8rem; margin-top: 0.5rem; flex-wrap: wrap;
}
.footer-payments .pay-badge {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px; padding: 6px 14px;
  font-size: 0.8rem; font-weight: 600; color: rgba(255,255,255,0.7);
}

.footer-social {
  display: flex; gap: 0.8rem; margin-top: 1.2rem;
}
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: rgba(255,255,255,0.6);
  transition: var(--transition); margin: 0;
}
.footer-social a:hover {
  background: var(--accent); border-color: var(--accent);
  color: #fff; transform: translateY(-2px);
}
.footer-social a::before { display: none; }

.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.5rem 0; font-size: 0.82rem; color: rgba(255,255,255,0.35);
}
.footer-bottom a { color: rgba(255,255,255,0.45); transition: var(--transition); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== Product Detail Page ===== */
.product-detail {
  margin-top: 70px; padding: 2rem;
  max-width: 1100px; margin-left: auto; margin-right: auto;
}
.product-detail-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem;
  align-items: start;
}
.product-detail-img {
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.product-detail-img img { width: 100%; height: auto; }
.product-detail-info h1 { font-size: 1.8rem; font-weight: 700; margin-bottom: 1rem; line-height: 1.3; }
.product-detail-info .price-block { margin-bottom: 1.5rem; }
.product-detail-info .current-price { font-size: 2rem; font-weight: 800; color: var(--accent); }
.product-detail-info .old-price { text-decoration: line-through; color: var(--text-light); font-size: 1.1rem; margin-left: 0.8rem; }
.product-detail-info .discount-tag {
  display: inline-block; background: #fff3f5; color: var(--accent);
  padding: 4px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-left: 0.8rem;
}
.product-detail-info .description { color: var(--text-light); line-height: 1.8; margin-bottom: 2rem; }
.product-detail-info .category-tag {
  display: inline-block; background: var(--bg); padding: 6px 14px;
  border-radius: 20px; font-size: 0.85rem; color: var(--text-light); margin-bottom: 1.5rem;
}

.detail-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-add-cart, .btn-buy-now {
  padding: 14px 32px; border-radius: 50px; font-weight: 600; font-size: 1rem;
  transition: var(--transition);
}
.btn-add-cart {
  background: transparent; border: 2px solid var(--accent); color: var(--accent);
}
.btn-add-cart:hover { background: var(--accent); color: #fff; }
.btn-buy-now {
  background: var(--accent); color: #fff; border: 2px solid var(--accent);
}
.btn-buy-now:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

/* ===== Cart Page ===== */
.cart-page {
  margin-top: 70px; padding: 2rem;
  max-width: 900px; margin-left: auto; margin-right: auto;
}
.cart-page h1 { font-size: 1.8rem; font-weight: 700; margin-bottom: 2rem; }
.cart-empty { text-align: center; padding: 4rem 0; }
.cart-empty .icon { font-size: 4rem; margin-bottom: 1rem; }
.cart-empty p { color: var(--text-light); margin-bottom: 1.5rem; }

.cart-item {
  display: flex; gap: 1.5rem; align-items: center;
  background: var(--card-bg); border-radius: var(--radius);
  padding: 1.2rem; margin-bottom: 1rem; box-shadow: var(--shadow);
}
.cart-item img { width: 100px; height: 100px; object-fit: cover; border-radius: var(--radius-sm); }
.cart-item-info { flex: 1; }
.cart-item-info h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.3rem; }
.cart-item-info .price { color: var(--accent); font-weight: 700; }

.cart-qty {
  display: flex; align-items: center; gap: 0.5rem;
}
.cart-qty button {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--border);
  font-size: 1rem; display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.cart-qty button:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.cart-qty span { font-weight: 600; min-width: 30px; text-align: center; }

.cart-remove {
  background: none; color: var(--text-light); font-size: 1.3rem;
  transition: var(--transition); padding: 8px;
}
.cart-remove:hover { color: var(--accent); }

.cart-summary {
  background: var(--card-bg); border-radius: var(--radius);
  padding: 1.5rem; margin-top: 1.5rem; box-shadow: var(--shadow);
}
.cart-summary-row {
  display: flex; justify-content: space-between; margin-bottom: 0.8rem;
  font-size: 1rem;
}
.cart-summary-row.total {
  font-size: 1.2rem; font-weight: 700;
  border-top: 2px solid var(--border); padding-top: 1rem; margin-top: 0.5rem;
}
.cart-summary-row.total .amount { color: var(--accent); }

.btn-checkout {
  display: block; width: 100%; padding: 16px;
  background: var(--accent); color: #fff;
  border-radius: 50px; font-weight: 600; font-size: 1.1rem;
  text-align: center; margin-top: 1.5rem;
  transition: var(--transition);
}
.btn-checkout:hover { background: var(--accent-hover); }
.btn-continue {
  display: block; text-align: center; margin-top: 1rem;
  color: var(--text-light); font-size: 0.95rem;
  transition: var(--transition);
}
.btn-continue:hover { color: var(--accent); }

/* ===== Checkout / Email Verification ===== */
.checkout-page {
  margin-top: 70px; padding: 2rem;
  max-width: 550px; margin-left: auto; margin-right: auto;
}
.checkout-page h1 { font-size: 1.8rem; font-weight: 700; margin-bottom: 2rem; text-align: center; }

.checkout-step { display: none; }
.checkout-step.active { display: block; }

.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-weight: 600; margin-bottom: 0.5rem; font-size: 0.95rem; }
.form-group input {
  width: 100%; padding: 14px 16px; border: 2px solid var(--border);
  border-radius: var(--radius-sm); font-size: 1rem;
  transition: var(--transition); font-family: inherit;
}
.form-group input:focus { outline: none; border-color: var(--accent); }

.btn-send-code, .btn-verify {
  width: 100%; padding: 14px; background: var(--accent); color: #fff;
  border-radius: 50px; font-weight: 600; font-size: 1rem;
  transition: var(--transition);
}
.btn-send-code:hover, .btn-verify:hover { background: var(--accent-hover); }
.btn-send-code:disabled { opacity: 0.6; cursor: not-allowed; }

.verification-msg {
  text-align: center; padding: 1rem; margin-bottom: 1rem;
  border-radius: var(--radius-sm); font-size: 0.9rem;
}
.verification-msg.success { background: #d4edda; color: #155724; }
.verification-msg.error { background: #f8d7da; color: #721c24; }
.verification-msg.info { background: #d1ecf1; color: #0c5460; }

/* Payment Options */
.payment-options { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.payment-option {
  display: flex; align-items: center; gap: 1.2rem;
  background: var(--card-bg); border: 2px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem;
  cursor: pointer; transition: var(--transition);
}
.payment-option:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.payment-option.selected { border-color: var(--accent); background: #fff5f7; }
.payment-option .pay-icon { font-size: 2.5rem; }
.payment-option .pay-info h3 { font-size: 1.1rem; font-weight: 600; }
.payment-option .pay-info p { font-size: 0.85rem; color: var(--text-light); }

.btn-pay {
  width: 100%; padding: 16px; background: #27ae60; color: #fff;
  border-radius: 50px; font-weight: 600; font-size: 1.1rem;
  margin-top: 1.5rem; transition: var(--transition);
}
.btn-pay:hover { background: #219a52; }

/* ===== Legal Pages ===== */
.legal-page {
  margin-top: 70px; padding: 3rem 2rem;
  max-width: 800px; margin-left: auto; margin-right: auto;
}
.legal-page h1 { font-size: 2rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--primary); }
.legal-page .last-updated { color: var(--text-light); font-size: 0.9rem; margin-bottom: 2rem; }
.legal-page h2 { font-size: 1.3rem; font-weight: 600; margin: 2rem 0 0.8rem; color: var(--primary); }
.legal-page p, .legal-page li { color: var(--text-light); line-height: 1.8; margin-bottom: 0.8rem; font-size: 0.95rem; }
.legal-page ul { padding-left: 1.5rem; }
.legal-page ul li { list-style: disc; }

/* ===== Toast Notification ===== */
.toast-notification {
  position: fixed; bottom: 30px; right: 30px;
  background: var(--primary); color: #fff;
  padding: 14px 24px; border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); z-index: 9999;
  transform: translateY(100px); opacity: 0;
  transition: var(--transition);
  font-size: 0.95rem;
}
.toast-notification.show { transform: translateY(0); opacity: 1; }
.toast-icon { margin-right: 0.5rem; color: #27ae60; }

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
  .hero h1 { font-size: 2rem; }
  .hero { min-height: 400px; }
  .product-detail-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .product-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 1rem; }
  .product-card img { height: 160px; }
  .carousel-card { min-width: 260px; }
  .trust-bar { gap: 1.5rem; }
  .cart-item { flex-direction: column; text-align: center; }
  .detail-actions { flex-direction: column; }
  .btn-add-cart, .btn-buy-now { width: 100%; text-align: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}