/* ============================================================
   AURA PRATAS & JOIAS - DESIGN SYSTEM & LUXURY STYLE SHEET
   Dark Theme, Glassmorphism, Metallic Silver & Gold Accents
   ============================================================ */

:root {
  --bg-dark: #070b14;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --gold-primary: #d4af37;
  --gold-light: #f3e5ab;
  --gold-gradient: linear-gradient(135deg, #d4af37 0%, #fef08a 50%, #aa820a 100%);
  --silver-primary: #e2e8f0;
  --silver-gradient: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #94a3b8 100%);
  --accent-blue: #3b82f6;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-gold: #f59e0b;
  --border-color: rgba(212, 175, 55, 0.2);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --shadow-gold: 0 10px 30px rgba(212, 175, 55, 0.15);
  --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.6);
  --font-heading: 'Cinzel', serif;
  --font-body: 'Outfit', sans-serif;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

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

/* Background Animated Gradient Mesh */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: 
    radial-gradient(circle at 15% 20%, rgba(212, 175, 55, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(15, 23, 42, 0.5) 0%, transparent 100%);
  pointer-events: none;
  z-index: -1;
}

/* Typography Helpers */
.text-gold {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.text-silver {
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.font-heading {
  font-family: var(--font-heading);
}

/* Header & Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.8rem 2rem;
  transition: var(--transition);
}

.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
}

.brand-logo img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--gold-primary);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.brand-sub {
  font-size: 0.7rem;
  color: var(--gold-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
  padding: 0.4rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--gold-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-icon {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.btn-icon:hover {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--gold-primary);
  color: var(--gold-primary);
  transform: translateY(-2px);
}

.badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--gold-gradient);
  color: #070b14;
  font-size: 0.75rem;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-pwa-install {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(212, 175, 55, 0.05));
  border: 1px solid var(--gold-primary);
  color: var(--gold-primary);
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.btn-pwa-install:hover {
  background: var(--gold-gradient);
  color: #070b14;
  box-shadow: var(--shadow-gold);
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  overflow: hidden;
  background: linear-gradient(to bottom, rgba(7, 11, 20, 0.5), rgba(7, 11, 20, 0.95)),
              url('../img/banner/hero_banner.jpg') center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 0%, var(--bg-dark) 90%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  text-align: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  color: var(--gold-primary);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--text-main);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--gold-gradient);
  color: #070b14;
  border: none;
  padding: 1rem 2.2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: var(--transition);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(212, 175, 55, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--silver-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1rem 2.2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  border-color: var(--silver-primary);
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-3px);
}

/* Guarantees Strip */
.guarantees-bar {
  background: rgba(15, 23, 42, 0.9);
  border-y: 1px solid var(--border-subtle);
  padding: 1.5rem 2rem;
  margin-top: -3rem;
  position: relative;
  z-index: 10;
  backdrop-filter: blur(12px);
}

.guarantees-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.guarantee-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.guarantee-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-color);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.guarantee-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
}

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

/* Main Container & Sections */
.main-container {
  max-width: 1300px;
  margin: 4rem auto;
  padding: 0 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-subtitle {
  color: var(--gold-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 600;
  display: block;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--text-main);
  font-weight: 700;
}

/* Filter Bar */
.filter-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  margin-bottom: 2.5rem;
  backdrop-filter: blur(12px);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 260px;
}

.search-input {
  width: 100%;
  background: rgba(7, 11, 20, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  border-radius: 50px;
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.category-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cat-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.cat-btn:hover, .cat-btn.active {
  background: var(--gold-gradient);
  color: #070b14;
  border-color: transparent;
  font-weight: 700;
}

/* Product Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-color);
  box-shadow: var(--shadow-card), 0 0 25px rgba(212, 175, 55, 0.1);
}

.product-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  background: rgba(7, 11, 20, 0.85);
  border: 1px solid var(--gold-primary);
  color: var(--gold-primary);
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.product-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #000;
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .product-thumb img {
  transform: scale(1.08);
}

.product-info {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-category {
  font-size: 0.75rem;
  color: var(--gold-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.product-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.product-material {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-top: auto;
  margin-bottom: 1.2rem;
}

.price-original {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: line-through;
}

.price-current {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold-primary);
}

.card-actions {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
}

.btn-card-buy {
  background: var(--gold-gradient);
  color: #070b14;
  border: none;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-card-buy:hover {
  opacity: 0.9;
  box-shadow: 0 5px 15px rgba(212, 175, 55, 0.3);
}

/* Custom Order Wizard Section (Confecção Sob Medida) */
.custom-wizard-section {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(7, 11, 20, 0.95));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  margin: 5rem 0;
  position: relative;
  box-shadow: var(--shadow-card);
}

.wizard-steps-indicator {
  display: flex;
  justify-content: space-between;
  max-width: 700px;
  margin: 0 auto 3rem;
  position: relative;
}

.wizard-steps-indicator::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border-subtle);
  z-index: 1;
  transform: translateY(-50%);
}

.step-item {
  position: relative;
  z-index: 2;
  background: var(--bg-dark);
  border: 2px solid var(--border-subtle);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}

.step-item.active {
  border-color: var(--gold-primary);
  background: var(--gold-gradient);
  color: #070b14;
  box-shadow: var(--shadow-gold);
}

.step-item.completed {
  border-color: var(--gold-primary);
  background: var(--gold-primary);
  color: #070b14;
}

.wizard-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.wizard-option-card {
  background: rgba(7, 11, 20, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.wizard-option-card:hover, .wizard-option-card.selected {
  border-color: var(--gold-primary);
  background: rgba(212, 175, 55, 0.1);
  transform: translateY(-3px);
}

.wizard-option-icon {
  font-size: 2rem;
  color: var(--gold-primary);
  margin-bottom: 0.8rem;
}

.wizard-option-title {
  font-weight: 600;
  color: var(--text-main);
  font-size: 1rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  background: rgba(7, 11, 20, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  padding: 1.5rem;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.5rem;
  position: relative;
  box-shadow: 0 25px 60px rgba(0,0,0,0.9);
  transform: translateY(20px);
  transition: var(--transition);
}

.modal-backdrop.active .modal-content {
  transform: translateY(0);
}

.btn-close-modal {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-close-modal:hover {
  color: #fff;
  background: rgba(239, 68, 68, 0.2);
  border-color: #ef4444;
}

/* Slide-over Cart Drawer */
.cart-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  background: #0b111e;
  border-l: 1px solid var(--border-color);
  z-index: 2500;
  display: flex;
  flex-direction: column;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -10px 0 40px rgba(0,0,0,0.8);
}

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

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-body {
  padding: 1.5rem;
  flex: 1;
  overflow-y: auto;
}

.cart-item {
  display: flex;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.cart-item img {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.cart-footer {
  padding: 1.5rem;
  background: rgba(7, 11, 20, 0.95);
  border-top: 1px solid var(--border-subtle);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: #0f172a;
  border: 1px solid var(--gold-primary);
  color: var(--text-main);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideInRight 0.3s forwards;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
footer {
  background: #04070d;
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 2rem 2rem;
  margin-top: 6rem;
}

.footer-grid {
  max-width: 1300px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  font-family: var(--font-heading);
  color: var(--gold-primary);
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--gold-primary);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  .btn-primary, .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}