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

:root {
  --orange-primary: #E8720C;
  --orange-light: #F59E0B;
  --orange-dark: #C25E0A;
  --dark-bg: #0D0D0D;
  --dark-card: #1A1A1A;
  --dark-surface: #242424;
  --dark-border: #333;
  --text-primary: #F5F5F5;
  --text-secondary: #A0A0A0;
  --text-muted: #666;
  --green-badge: #22C55E;
  --red-old: #EF4444;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,.4);
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

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

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4 { font-family: 'Outfit', sans-serif; font-weight: 700; line-height: 1.2; }

a { color: var(--orange-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--orange-light); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ===== HEADER ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(13,13,13,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--dark-border);
  transition: var(--transition);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; max-width: 1200px; margin: 0 auto;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 48px; width: auto; border-radius: 8px; }
.logo-text { font-family: 'Outfit'; font-weight: 800; font-size: 1.3rem; color: var(--text-primary); }
.logo-text span { color: var(--orange-primary); }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a {
  color: var(--text-secondary); font-size: .9rem; font-weight: 500;
  position: relative; padding: 4px 0;
}
.nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px;
  background: var(--orange-primary); transition: var(--transition);
}
.nav a:hover { color: var(--text-primary); }
.nav a:hover::after { width: 100%; }
.nav a.active { color: var(--orange-primary); }
.nav a.active::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 16px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; border-radius: 8px; font-weight: 600;
  font-size: .9rem; border: none; cursor: pointer;
  transition: var(--transition); text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--orange-primary), var(--orange-dark));
  color: #fff; box-shadow: 0 4px 16px rgba(232,114,12,.3);
}
.btn-primary:hover {
  transform: translateY(-2px); box-shadow: 0 6px 24px rgba(232,114,12,.5);
  color: #fff;
}
.btn-outline {
  background: transparent; border: 1.5px solid var(--orange-primary);
  color: var(--orange-primary);
}
.btn-outline:hover { background: var(--orange-primary); color: #fff; }
.btn-sm { padding: 8px 16px; font-size: .8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-whatsapp {
  background: #25D366; color: #fff;
  box-shadow: 0 4px 16px rgba(37,211,102,.3);
}
.btn-whatsapp:hover { background: #20BD5A; color: #fff; transform: translateY(-2px); }

.cart-icon {
  position: relative; cursor: pointer; padding: 8px;
  color: var(--text-secondary); font-size: 1.3rem;
}
.cart-icon:hover { color: var(--orange-primary); }
.cart-count {
  position: absolute; top: 0; right: 0;
  background: var(--orange-primary); color: #fff;
  font-size: .65rem; font-weight: 700;
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

.mobile-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.5rem; cursor: pointer; }

/* ===== HERO ===== */
.hero {
  position: relative; min-height: 90vh; display: flex; align-items: center;
  margin-top: 72px; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('../images/hero-banner.png') center/cover no-repeat;
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(13,13,13,.92) 0%, rgba(13,13,13,.6) 50%, rgba(13,13,13,.85) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 680px; padding: 60px 0; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,114,12,.12); border: 1px solid rgba(232,114,12,.3);
  padding: 6px 16px; border-radius: 50px; font-size: .8rem;
  color: var(--orange-light); font-weight: 600; margin-bottom: 20px;
}
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green-badge); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 16px; }
.hero h1 span { color: var(--orange-primary); }
.hero p { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 32px; max-width: 540px; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-stats {
  display: flex; gap: 40px; margin-top: 48px;
  padding-top: 32px; border-top: 1px solid var(--dark-border);
}
.stat-item h3 { font-size: 1.8rem; color: var(--orange-primary); }
.stat-item p { font-size: .85rem; color: var(--text-muted); }

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--dark-card); border-top: 1px solid var(--dark-border);
  border-bottom: 1px solid var(--dark-border); padding: 20px 0;
}
.trust-items {
  display: flex; justify-content: center; align-items: center;
  gap: 48px; flex-wrap: wrap;
}
.trust-item {
  display: flex; align-items: center; gap: 10px;
  color: var(--text-secondary); font-size: .85rem; font-weight: 500;
}
.trust-item i { font-size: 1.3rem; color: var(--orange-primary); }

/* ===== SECTION ===== */
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 12px; }
.section-header h2 span { color: var(--orange-primary); }
.section-header p { color: var(--text-secondary); max-width: 560px; margin: 0 auto; }

/* ===== SIZE FINDER ===== */
.size-finder {
  background: linear-gradient(135deg, var(--dark-card), var(--dark-surface));
  border: 1px solid var(--dark-border); border-radius: 16px;
  padding: 40px; margin-bottom: 48px;
}
.size-finder h3 { font-size: 1.3rem; margin-bottom: 20px; }
.finder-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.finder-select {
  background: var(--dark-bg); border: 1px solid var(--dark-border);
  color: var(--text-primary); padding: 12px 16px; border-radius: 8px;
  font-size: .9rem; width: 100%; appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23999' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
.finder-select:focus { outline: none; border-color: var(--orange-primary); }

/* ===== PRODUCT GRID ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 24px;
}
.product-card {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: var(--radius); overflow: hidden;
  transition: var(--transition); cursor: pointer;
}
.product-card:hover {
  transform: translateY(-6px); border-color: var(--orange-primary);
  box-shadow: 0 12px 40px rgba(232,114,12,.15);
}
.product-img {
  position: relative; height: 220px; overflow: hidden;
  background: #f0f0f0; display: flex; align-items: center; justify-content: center;
}
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.product-card:hover .product-img img { transform: scale(1.05); }

.badge-condition {
  position: absolute; top: 12px; left: 12px;
  padding: 4px 10px; border-radius: 6px;
  font-size: .7rem; font-weight: 700; text-transform: uppercase;
}
.badge-excellent { background: rgba(34,197,94,.15); color: var(--green-badge); border: 1px solid rgba(34,197,94,.3); }
.badge-good { background: rgba(245,158,11,.15); color: var(--orange-light); border: 1px solid rgba(245,158,11,.3); }

.product-info { padding: 16px; }
.product-brand { font-size: .75rem; color: var(--orange-primary); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.product-name { font-size: 1rem; font-weight: 600; margin: 4px 0 8px; }
.product-size { font-size: .85rem; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }
.product-size i { color: var(--orange-primary); font-size: .75rem; }

.product-footer {
  display: flex; align-items: flex-end; justify-content: space-between;
  padding: 12px 16px; border-top: 1px solid var(--dark-border);
}
.price-current { font-size: 1.3rem; font-weight: 800; color: var(--green-badge); }
.price-old { font-size: .8rem; color: var(--text-muted); text-decoration: line-through; }
.price-save { font-size: .7rem; color: var(--green-badge); font-weight: 600; }
.product-footer .btn { padding: 8px 14px; font-size: .8rem; }

/* ===== CATEGORIES ===== */
.categories-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.category-card {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: var(--radius); padding: 32px 24px;
  text-align: center; transition: var(--transition); cursor: pointer;
}
.category-card:hover { border-color: var(--orange-primary); transform: translateY(-4px); }
.category-card i { font-size: 2.5rem; color: var(--orange-primary); margin-bottom: 16px; }
.category-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.category-card p { font-size: .85rem; color: var(--text-secondary); }

/* ===== HOW IT WORKS ===== */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.step-card {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: var(--radius); padding: 32px 24px; text-align: center;
  position: relative; transition: var(--transition);
}
.step-card:hover { border-color: var(--orange-primary); }
.step-number {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--orange-primary), var(--orange-dark));
  color: #fff; font-weight: 800; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step-card h3 { font-size: 1rem; margin-bottom: 8px; }
.step-card p { font-size: .85rem; color: var(--text-secondary); }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-content h2 { font-size: 2rem; margin-bottom: 16px; }
.about-content h2 span { color: var(--orange-primary); }
.about-content p { color: var(--text-secondary); margin-bottom: 16px; }
.about-features { list-style: none; margin-top: 24px; }
.about-features li {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; color: var(--text-secondary); font-size: .9rem;
}
.about-features li i { color: var(--green-badge); font-size: 1rem; }
.about-image { border-radius: var(--radius); overflow: hidden; }
.about-image img { border-radius: var(--radius); }

/* ===== FAQ ===== */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: var(--radius); margin-bottom: 12px; overflow: hidden;
}
.faq-question {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px; cursor: pointer; font-weight: 600; font-size: .95rem;
  transition: var(--transition);
}
.faq-question:hover { color: var(--orange-primary); }
.faq-question i { transition: var(--transition); color: var(--orange-primary); }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { padding: 0 24px; max-height: 0; overflow: hidden; transition: var(--transition); }
.faq-item.active .faq-answer { max-height: 300px; padding-bottom: 18px; }
.faq-answer p { color: var(--text-secondary); font-size: .9rem; }

/* ===== CTA BANNER ===== */
.cta-section {
  background: linear-gradient(135deg, var(--orange-primary), var(--orange-dark));
  border-radius: 20px; padding: 60px 40px; text-align: center; margin: 40px 0;
}
.cta-section h2 { font-size: 2rem; color: #fff; margin-bottom: 12px; }
.cta-section p { color: rgba(255,255,255,.8); margin-bottom: 24px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-section .btn { background: #fff; color: var(--orange-primary); font-weight: 700; }
.cta-section .btn:hover { background: var(--dark-bg); color: #fff; }

/* ===== FOOTER ===== */
.footer { background: var(--dark-card); border-top: 1px solid var(--dark-border); padding: 60px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { color: var(--text-secondary); font-size: .85rem; margin-top: 12px; }
.footer-col h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--orange-primary); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-secondary); font-size: .85rem; padding: 4px 0; }
.footer-col a:hover { color: var(--text-primary); }
.footer-bottom {
  border-top: 1px solid var(--dark-border); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: .8rem; color: var(--text-muted);
}

/* ===== WHATSAPP FAB ===== */
.whatsapp-fab {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: #25D366; color: #fff; font-size: 1.6rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: var(--transition); text-decoration: none;
  animation: fabPulse 3s infinite;
}
.whatsapp-fab:hover { transform: scale(1.1); color: #fff; }
@keyframes fabPulse {
  0%,100%{box-shadow:0 4px 20px rgba(37,211,102,.4)}
  50%{box-shadow:0 4px 40px rgba(37,211,102,.6)}
}

/* ===== CART SIDEBAR ===== */
.cart-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 2000; opacity: 0; visibility: hidden; transition: var(--transition); }
.cart-overlay.active { opacity: 1; visibility: visible; }
.cart-sidebar {
  position: fixed; top: 0; right: -400px; width: 380px; height: 100vh;
  background: var(--dark-card); z-index: 2001; padding: 24px;
  transition: var(--transition); overflow-y: auto;
  border-left: 1px solid var(--dark-border);
}
.cart-sidebar.active { right: 0; }
.cart-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.cart-header h3 { font-size: 1.2rem; }
.cart-close { background: none; border: none; color: var(--text-secondary); font-size: 1.3rem; cursor: pointer; }
.cart-close:hover { color: var(--text-primary); }

.cart-item {
  display: flex; gap: 12px; padding: 12px 0;
  border-bottom: 1px solid var(--dark-border);
}
.cart-item img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; }
.cart-item-info { flex: 1; }
.cart-item-info h4 { font-size: .85rem; margin-bottom: 4px; }
.cart-item-info p { font-size: .75rem; color: var(--text-secondary); }
.cart-item-price { font-weight: 700; color: var(--green-badge); font-size: .9rem; }
.cart-item-remove { background: none; border: none; color: var(--red-old); cursor: pointer; font-size: .8rem; }

.cart-total { padding: 20px 0; border-top: 1px solid var(--dark-border); margin-top: 12px; }
.cart-total-row { display: flex; justify-content: space-between; margin-bottom: 8px; }
.cart-total-row.final { font-size: 1.2rem; font-weight: 700; }
.cart-total-row.final span:last-child { color: var(--green-badge); }

.cart-empty { text-align: center; padding: 40px 0; color: var(--text-muted); }
.cart-empty i { font-size: 3rem; margin-bottom: 12px; display: block; }

/* ===== PRODUCT MODAL ===== */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.7); z-index: 3000; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal-overlay.active { display: flex; }
.modal {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: 16px; max-width: 800px; width: 100%; max-height: 90vh;
  overflow-y: auto; position: relative;
}
.modal-close {
  position: absolute; top: 16px; right: 16px; z-index: 10;
  background: var(--dark-bg); border: none; color: var(--text-primary);
  width: 36px; height: 36px; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; }
.modal-image { padding: 24px; display: flex; align-items: center; background: #f5f5f5; border-radius: 16px 0 0 16px; }
.modal-image img { border-radius: 8px; }
.modal-details { padding: 32px 24px; }
.modal-details .product-brand { margin-bottom: 4px; }
.modal-details h2 { font-size: 1.4rem; margin-bottom: 12px; }
.modal-details .product-size { margin-bottom: 16px; }
.modal-specs { list-style: none; margin: 16px 0; }
.modal-specs li {
  display: flex; justify-content: space-between; padding: 8px 0;
  border-bottom: 1px solid var(--dark-border); font-size: .85rem;
}
.modal-specs li span:first-child { color: var(--text-secondary); }
.modal-price-box {
  background: var(--dark-surface); border-radius: 12px;
  padding: 16px; margin: 20px 0;
}
.modal-price-box .price-current { font-size: 1.6rem; }
.modal-quantity { display: flex; align-items: center; gap: 12px; margin: 16px 0; }
.qty-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--dark-surface); border: 1px solid var(--dark-border);
  color: var(--text-primary); cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
}
.qty-btn:hover { border-color: var(--orange-primary); }
.qty-value { font-weight: 700; font-size: 1.1rem; min-width: 32px; text-align: center; }

/* ===== FILTERS BAR ===== */
.filters-bar {
  background: var(--dark-card); border: 1px solid var(--dark-border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 24px;
}
.filters-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.filter-group { flex: 1; min-width: 150px; }
.filter-group label { display: block; font-size: .75rem; color: var(--text-muted); margin-bottom: 4px; text-transform: uppercase; letter-spacing: .5px; }
.results-count { font-size: .85rem; color: var(--text-secondary); margin-bottom: 16px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav { display: none; position: fixed; top: 72px; left: 0; right: 0; background: var(--dark-bg); flex-direction: column; padding: 20px; gap: 16px; border-bottom: 1px solid var(--dark-border); }
  .nav.active { display: flex; }
  .mobile-toggle { display: block; }
  .hero { min-height: 80vh; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .about-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .modal-grid { grid-template-columns: 1fr; }
  .modal-image { border-radius: 16px 16px 0 0; }
  .cart-sidebar { width: 100%; right: -100%; }
  .products-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
  .product-img { height: 160px; }
  .cta-section { padding: 40px 20px; }
  .cta-section h2 { font-size: 1.4rem; }
}
@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .trust-items { gap: 20px; }
}