/* ============================================
   MBINGAZ LUXURY STOREFRONT - DESIGN SYSTEM
   Premium e-commerce for elite clientele
   ============================================ */

/* ============================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ============================================ */
:root {
  /* Colors - Luxury Palette */
  --color-gold: #D4AF37;
  --color-gold-light: #F4E4B0;
  --color-gold-dark: #B8941E;
  --color-black: #0A0A0A;
  --color-black-soft: #1A1A1A;
  --color-champagne: #F7E7CE;
  --color-burgundy: #800020;
  --color-white: #FFFFFF;
  --color-gray-light: #E5E5E5;
  --color-gray: #999999;
  --color-gray-dark: #333333;

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-accent: 'Cormorant Garamond', serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-gold: 0 4px 24px rgba(212, 175, 55, 0.3);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-black);
  color: var(--color-champagne);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
}

p {
  margin-bottom: var(--spacing-sm);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
}

.text-gold {
  color: var(--color-gold);
}

.text-accent {
  font-family: var(--font-accent);
  font-style: italic;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-black);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(212, 175, 55, 0.5);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--transition-slow);
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-secondary {
  background: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
}

.btn-secondary:hover {
  background: var(--color-gold);
  color: var(--color-black);
  transform: translateY(-2px);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-title h2 {
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  padding: 1rem 0;
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold);
  text-decoration: none;
  letter-spacing: 0.05em;
  position: relative;
}

.logo::before {
  content: '👑';
  margin-right: 0.5rem;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

.nav-link {
  color: var(--color-champagne);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-normal);
}

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

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

.cart-icon {
  position: relative;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--color-gold);
  transition: transform var(--transition-fast);
}

.cart-icon:hover {
  transform: scale(1.1);
}

.cart-count {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--color-burgundy);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.mobile-toggle span {
  width: 25px;
  height: 3px;
  background: var(--color-gold);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.8), rgba(128, 0, 32, 0.3));
  z-index: 1;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  animation: fadeInUp 1s ease 0.3s backwards;
}

.hero-subtitle {
  font-family: var(--font-accent);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
  font-style: italic;
}

.hero-title {
  margin-bottom: var(--spacing-md);
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.hero-description {
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  max-width: 700px;
  margin: 0 auto var(--spacing-md);
  line-height: 1.8;
  color: var(--color-champagne);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   PRODUCT GRID
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.product-card {
  background: var(--color-black-soft);
  border: 1px solid rgba(212, 175, 55, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}

.product-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image {
  transform: scale(1.05);
}

.product-info {
  padding: var(--spacing-md);
}

.product-badge {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-black);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-xs);
}

.product-name {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.product-description {
  color: var(--color-gray);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
}

.product-actions {
  display: flex;
  gap: var(--spacing-xs);
}

.btn-add-cart {
  flex: 1;
  padding: 0.75rem;
  font-size: 0.9rem;
}

/* ============================================
   AMBASSADOR SECTION
   ============================================ */
.ambassadors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.ambassador-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3 / 4;
  cursor: pointer;
}

.ambassador-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.ambassador-card:hover .ambassador-image {
  transform: scale(1.1);
}

.ambassador-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(10, 10, 10, 0.95), transparent);
  padding: var(--spacing-md);
  transform: translateY(60%);
  transition: transform var(--transition-normal);
}

.ambassador-card:hover .ambassador-overlay {
  transform: translateY(0);
}

.ambassador-name {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.ambassador-title {
  color: var(--color-gold);
  font-size: 0.9rem;
  font-weight: 600;
}

/* ============================================
   EXCLUSIVE TIER SECTION
   ============================================ */
.exclusive-section {
  background: linear-gradient(135deg, var(--color-black-soft), var(--color-burgundy));
  position: relative;
  overflow: hidden;
}

.exclusive-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.1), transparent);
  border-radius: 50%;
}

.exclusive-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.exclusive-icon {
  font-size: 5rem;
  margin-bottom: var(--spacing-md);
  animation: float 3s ease-in-out infinite;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.benefit-item {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-normal);
}

.benefit-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-gold);
  transform: translateY(-5px);
}

.benefit-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.benefit-title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.benefit-description {
  color: var(--color-gray-light);
  font-size: 0.95rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-black-soft);
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
  color: var(--color-gold);
  margin-bottom: var(--spacing-sm);
  font-size: 1.125rem;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--color-champagne);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-gold);
}

.social-icons {
  display: flex;
  gap: var(--spacing-sm);
}

.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--color-gold);
  border-radius: 50%;
  color: var(--color-gold);
  text-decoration: none;
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.social-icon:hover {
  background: var(--color-gold);
  color: var(--color-black);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  color: var(--color-gray);
  font-size: 0.9rem;
}

/* ============================================
   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(-20px);
  }
}

.fade-in {
  animation: fadeInUp 0.8s ease backwards;
}

.stagger-1 {
  animation-delay: 0.1s;
}

.stagger-2 {
  animation-delay: 0.2s;
}

.stagger-3 {
  animation-delay: 0.3s;
}

.stagger-4 {
  animation-delay: 0.4s;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    flex-direction: column;
    background: rgba(10, 10, 10, 0.98);
    width: 100%;
    padding: var(--spacing-md);
    transition: left var(--transition-normal);
    border-top: 1px solid rgba(212, 175, 55, 0.1);
  }

  .nav-menu.active {
    left: 0;
  }

  .mobile-toggle {
    display: flex;
  }

  .products-grid,
  .ambassadors-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .section {
    padding: var(--spacing-md) 0;
  }
}

/* ============================================
   AUCTION SECTION
   ============================================ */
.auction-section {
  background: linear-gradient(135deg, var(--color-black), #1a0a0a);
  position: relative;
}

.auction-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.08), transparent);
  border-radius: 50%;
}

.auction-card {
  position: relative;
  overflow: visible;
}

.live-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: linear-gradient(135deg, #FF0000, #CC0000);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  z-index: 10;
  animation: pulse 2s ease-in-out infinite;
  box-shadow: 0 0 20px rgba(255, 0, 0, 0.5);
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

.auction-timer {
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  margin: var(--spacing-sm) 0;
  text-align: center;
}

.timer-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.timer-display {
  display: block;
  font-family: 'Courier New', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.05em;
}

.timer-display.urgent {
  color: #FF4444;
  animation: timerBlink 1s ease-in-out infinite;
}

@keyframes timerBlink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.6;
  }
}

.current-bid {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(212, 175, 55, 0.05));
  border-left: 3px solid var(--color-gold);
  padding: var(--spacing-sm);
  margin: var(--spacing-sm) 0;
}

.bid-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-gray);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.bid-amount {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-gold);
  font-family: var(--font-heading);
}

.bid-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-xs) 0;
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  margin-top: var(--spacing-sm);
  font-size: 0.85rem;
}

.bid-count {
  color: var(--color-champagne);
  font-weight: 600;
}

.min-increment {
  color: var(--color-gray);
  font-size: 0.8rem;
}

.btn-place-bid {
  background: linear-gradient(135deg, #CC0000, #990000);
  position: relative;
  overflow: hidden;
}

.btn-place-bid:hover {
  background: linear-gradient(135deg, #FF0000, #CC0000);
  transform: translateY(-2px);
  box-shadow: 0 6px 32px rgba(255, 0, 0, 0.4);
}

.btn-place-bid::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-place-bid:active::after {
  width: 300px;
  height: 300px;
}

.auction-card:hover .live-badge {
  animation: pulse 1s ease-in-out infinite;
}

/* Auction ended state */
.auction-card.ended {
  opacity: 0.7;
}

.auction-card.ended .live-badge {
  background: linear-gradient(135deg, #666666, #444444);
  animation: none;
}

.auction-card.ended .btn-place-bid {
  background: #444444;
  cursor: not-allowed;
  opacity: 0.6;
}

.auction-card.ended .btn-place-bid:hover {
  transform: none;
  box-shadow: none;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
  text-align: center;
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}