/* ============================================
   DESIGN ULTRA-MODERNE - NIVEAU ENTERPRISE
   Style inspiré des meilleurs sites e-commerce mondiaux
   ============================================ */

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

:root {
    /* Palette Ultra-Moderne */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: rgba(99, 102, 241, 0.06);
    --primary-dark: #4338ca;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    --primary-glow: 0 0 30px rgba(99, 102, 241, 0.4);
    
    --secondary: #8b5cf6;
    --accent: #06b6d4;
    --accent-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    
    /* Couleurs fonctionnelles */
    --success: #10b981;
    --success-light: rgba(16, 185, 129, 0.08);
    --warning: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.08);
    --danger: #ef4444;
    --danger-light: rgba(239, 68, 68, 0.08);
    --info: #3b82f6;
    --info-light: rgba(59, 130, 246, 0.08);
    
    /* Neutres Ultra-Sophistiqués */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #111111;
    --bg-card: #181818;
    --bg-hover: #222222;
    --bg-glass: rgba(24, 24, 24, 0.7);
    
    --border-primary: #2a2a2a;
    --border-secondary: #333333;
    --border-tertiary: #3a3a3a;
    
    --text-primary: #ffffff;
    --text-secondary: #e5e5e5;
    --text-tertiary: #a3a3a3;
    --text-quaternary: #737373;
    
    /* Ombres Ultra-Professionnelles */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.7);
    --shadow-sm: 0 2px 4px 0 rgba(0, 0, 0, 0.8);
    --shadow-md: 0 4px 12px 0 rgba(0, 0, 0, 0.85), 0 2px 4px 0 rgba(0, 0, 0, 0.7);
    --shadow-lg: 0 12px 24px 0 rgba(0, 0, 0, 0.9), 0 4px 8px 0 rgba(0, 0, 0, 0.8);
    --shadow-xl: 0 20px 40px 0 rgba(0, 0, 0, 0.95), 0 8px 16px 0 rgba(0, 0, 0, 0.85);
    --shadow-2xl: 0 30px 60px -12px rgba(0, 0, 0, 0.98);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.5);
    
    /* Radius */
    --radius-sm: 8px;
    --radius: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions Ultra-Fluides */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-spring: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary);
    background: var(--bg-primary);
    overflow-x: hidden;
    letter-spacing: -0.011em;
    font-weight: 400;
    animation: pageFadeIn 0.4s ease;
}

@keyframes pageFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ============================================
   TYPOGRAPHY ULTRA-PREMIUM
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-primary);
    margin-bottom: 0.5em;
    letter-spacing: -0.05em;
}

h1 { 
    font-size: clamp(3rem, 7vw, 5.5rem); 
    font-weight: 900; 
    line-height: 1.05;
    letter-spacing: -0.06em;
}

h2 { 
    font-size: clamp(2.25rem, 5vw, 3.5rem); 
    font-weight: 800; 
    letter-spacing: -0.04em;
}

h3 { 
    font-size: clamp(1.75rem, 4vw, 2.25rem); 
    font-weight: 800; 
    letter-spacing: -0.03em;
}

h4 { font-size: 1.5rem; font-weight: 700; }
h5 { font-size: 1.25rem; font-weight: 700; }
h6 { font-size: 1.125rem; font-weight: 700; }

p {
    margin-bottom: 1.25em;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
    font-weight: 400;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 500;
}

a:hover {
    color: var(--primary-hover);
}

/* ============================================
   LAYOUT
   ============================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }
}

/* ============================================
   HEADER ULTRA-MODERNE
   ============================================ */

.header {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(32px) saturate(200%);
    -webkit-backdrop-filter: blur(32px) saturate(200%);
    border-bottom: 1px solid var(--border-primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    gap: 48px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 24px;
    font-weight: 900;
    color: var(--text-primary);
    transition: var(--transition-fast);
    letter-spacing: -0.03em;
}

.logo a:hover {
    transform: scale(1.03);
}

.logo i {
    font-size: 30px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
}

.nav {
    display: flex;
    gap: 4px;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    padding: 12px 20px;
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-full);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--primary-light);
}

.nav-link:hover::after {
    transform: scaleX(1);
}

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

.cart-icon {
    position: relative;
    color: var(--text-secondary);
    font-size: 22px;
    padding: 12px;
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-icon:hover {
    color: var(--primary);
    background: var(--primary-light);
    transform: scale(1.08);
}

.cart-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    background: var(--danger);
    color: white;
    border-radius: var(--radius-full);
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 800;
    border: 3px solid var(--bg-primary);
    box-shadow: var(--shadow-lg);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    50% { 
        transform: scale(1.1);
        box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
    }
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 26px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 10px;
    border-radius: var(--radius-lg);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

.mobile-menu {
    display: none;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    padding: 20px 0;
}

.mobile-menu.active {
    display: block;
    animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mobile-nav .nav-link {
    padding: 16px 24px;
    border-radius: var(--radius-lg);
}

.mobile-nav .nav-link:hover {
    background: var(--bg-hover);
}

/* ============================================
   HERO SECTION ULTRA-MODERNE
   ============================================ */

.hero {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    padding: 160px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: rotate-gradient 20s linear infinite;
}

@keyframes rotate-gradient {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    margin-bottom: 32px;
    color: var(--text-primary);
    letter-spacing: -0.07em;
    line-height: 1.05;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 50%, var(--text-tertiary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out;
}

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

.hero-content p {
    font-size: clamp(18px, 2.5vw, 24px);
    margin-bottom: 56px;
    color: var(--text-tertiary);
    line-height: 1.8;
    font-weight: 400;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.2s both;
}

/* ============================================
   BUTTONS ULTRA-MODERNES
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    letter-spacing: -0.01em;
    font-family: inherit;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1), height 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:hover::before {
    width: 500px;
    height: 500px;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
    font-weight: 700;
}

.btn-primary:hover {
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.6);
    transform: translateY(-3px) scale(1.02);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--border-primary);
    font-weight: 600;
}

.btn-outline:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-sm {
    padding: 12px 24px;
    font-size: 14px;
}

.btn-lg {
    padding: 20px 40px;
    font-size: 18px;
    font-weight: 700;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: 140px 0;
    position: relative;
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    margin-bottom: 24px;
    text-align: center;
    color: var(--text-primary);
    letter-spacing: -0.05em;
}

.section-title + p {
    text-align: center;
    font-size: 20px;
    color: var(--text-tertiary);
    margin-bottom: 100px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
    line-height: 1.8;
}

.featured-section,
.categories-section,
.latest-section {
    padding: 140px 0;
}

/* ============================================
   PRODUCT CARDS ULTRA-MODERNES
   ============================================ */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 32px;
    margin-top: 100px;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 28px;
    }
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    border: 1px solid var(--border-primary);
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

.product-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
    border-color: var(--border-secondary);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-image {
    position: relative;
    width: 100%;
    height: 320px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .product-image img {
    transform: scale(1.15);
}

.product-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover .product-image::after {
    opacity: 1;
}

.badge {
    position: absolute;
    top: 24px;
    right: 24px;
    padding: 10px 16px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 800;
    background: var(--bg-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    color: var(--primary);
    box-shadow: var(--shadow-xl);
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 10;
    border: 1px solid var(--border-primary);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.badge-featured {
    background: var(--warning);
    color: white;
    border: none;
    box-shadow: var(--shadow-glow);
    animation: pulse-glow-badge 2s ease-in-out infinite;
}

@keyframes pulse-glow-badge {
    0%, 100% { 
        box-shadow: 0 0 20px rgba(245, 158, 11, 0.5);
    }
    50% { 
        box-shadow: 0 0 30px rgba(245, 158, 11, 0.8);
    }
}

.product-info {
    padding: 32px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-category {
    font-size: 11px;
    color: var(--text-quaternary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
    font-weight: 800;
}

.product-info h3 {
    margin: 0 0 12px 0;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.03em;
}

.product-info h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.product-info h3 a:hover {
    color: var(--primary);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-description {
    color: var(--text-tertiary);
    margin: 16px 0;
    font-size: 15px;
    line-height: 1.8;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 28px;
    padding-top: 28px;
    border-top: 1px solid var(--border-primary);
}

.product-price {
    font-size: 28px;
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.04em;
}

/* ============================================
   CATEGORIES ULTRA-MODERNES - DESIGN PREMIUM
   ============================================ */

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 100px;
}

.category-card,
.platform-card {
    background: var(--bg-card);
    padding: 0;
    border-radius: var(--radius-2xl);
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid var(--border-primary);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 280px;
}

.platform-card {
    min-height: 320px;
    border: 2px solid var(--border-primary);
}

.platform-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-2xl), 0 0 50px rgba(99, 102, 241, 0.4);
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

.category-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}

.category-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl), 0 0 40px rgba(99, 102, 241, 0.3);
    border-color: var(--primary);
}

.category-card:hover::before {
    opacity: 1;
}

.category-card:hover::after {
    transform: scaleX(1);
}

.category-icon-wrapper {
    position: relative;
    padding: 56px 40px 40px;
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.04) 50%, transparent 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    z-index: 1;
    overflow: hidden;
}

.category-icon-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.5s ease;
    border-radius: 50%;
}

.category-card:hover .category-icon-wrapper::before {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.5);
}

.category-icon {
    font-size: 80px;
    display: block;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
    transition: var(--transition-spring);
    filter: drop-shadow(0 0 25px rgba(99, 102, 241, 0.4));
}

.category-card:hover .category-icon {
    transform: scale(1.2) rotate(-8deg);
    filter: drop-shadow(0 0 40px rgba(99, 102, 241, 0.6));
}

.category-content {
    padding: 0 40px 40px;
    position: relative;
    z-index: 1;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.category-card h3 {
    margin-bottom: 12px;
    font-size: 24px;
    font-weight: 800;
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
    transition: var(--transition-fast);
}

.category-card:hover h3 {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.category-card p {
    font-size: 15px;
    color: var(--text-tertiary);
    margin: 0;
    position: relative;
    z-index: 1;
    line-height: 1.7;
}

.category-arrow {
    position: absolute;
    bottom: 32px;
    right: 32px;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition);
    z-index: 2;
}

.category-card:hover .category-arrow {
    opacity: 1;
    transform: translateX(0);
    background: var(--primary);
    color: white;
}

/* ============================================
   SHOP PAGE ULTRA-MODERNE
   ============================================ */

.shop-page {
    padding: 100px 0 140px;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.shop-header {
    text-align: center;
    margin-bottom: 100px;
}

.shop-header h1 {
    font-size: clamp(3rem, 7vw, 5rem);
    margin-bottom: 24px;
    font-weight: 900;
    letter-spacing: -0.06em;
}

.shop-header p {
    font-size: 20px;
    color: var(--text-tertiary);
    font-weight: 400;
}

.shop-content {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 56px;
}

.shop-sidebar {
    background: var(--bg-card);
    padding: 40px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    height: fit-content;
    position: sticky;
    top: 120px;
    border: 1px solid var(--border-primary);
}

.filter-section {
    margin-bottom: 56px;
}

.filter-section:last-child {
    margin-bottom: 0;
}

.filter-section h3 {
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 28px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.search-form {
    display: flex;
    gap: 10px;
}

.search-form .form-input {
    flex: 1;
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 4px;
}

.category-list a {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-xl);
    transition: var(--transition);
    font-size: 15px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.category-list a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-gradient);
    transform: scaleY(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0 4px 4px 0;
}

.category-list a:hover,
.category-list a.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 700;
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    padding-left: 24px;
}

.category-list a:hover::before,
.category-list a.active::before {
    transform: scaleY(1);
}

.category-list a i {
    font-size: 18px;
    transition: var(--transition-fast);
}

.category-list a:hover i,
.category-list a.active i {
    transform: scale(1.2);
    color: var(--primary);
}

.category-list a span {
    transition: var(--transition-fast);
}

.shop-main {
    min-height: 400px;
    position: relative;
}

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    border-radius: var(--radius-xl);
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.loading-overlay.active {
    display: flex;
    opacity: 1;
}

.loading-spinner {
    font-size: 56px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: spin 1s linear infinite;
    filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.5));
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.fade-in {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
}

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

.products-grid {
    animation: fadeIn 0.4s ease;
}

.products-grid .product-card {
    animation: fadeInUp 0.7s cubic-bezier(0.4, 0, 0.2, 1) both;
    will-change: transform, opacity;
}

.products-grid.fade-out {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

.products-grid.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.empty-state {
    text-align: center;
    padding: 140px 24px;
    color: var(--text-tertiary);
}

.empty-state i {
    font-size: 80px;
    margin-bottom: 40px;
    color: var(--text-quaternary);
    opacity: 0.2;
}

.empty-state h3 {
    font-size: 32px;
    margin-bottom: 20px;
    font-weight: 800;
}

/* ============================================
   PRODUCT DETAIL PAGE ULTRA-MODERNE
   ============================================ */

.product-page {
    padding: 100px 0 140px;
}

.breadcrumb {
    margin-bottom: 48px;
    color: var(--text-tertiary);
    font-size: 15px;
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 600;
}

.breadcrumb a:hover {
    color: var(--primary-hover);
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    margin-bottom: 140px;
}

.product-gallery {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: 48px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.main-image {
    width: 100%;
    height: 680px;
    margin-bottom: 28px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--bg-tertiary);
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-thumbnails {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.thumbnail {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition-fast);
    background: var(--bg-tertiary);
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--primary);
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
}

.product-info-detail {
    background: var(--bg-card);
    padding: 56px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.product-info-detail .product-category {
    margin-bottom: 24px;
}

.product-info-detail h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin: 24px 0;
    line-height: 1.15;
    font-weight: 900;
    letter-spacing: -0.06em;
}

.product-meta {
    display: flex;
    gap: 48px;
    margin: 40px 0;
    color: var(--text-tertiary);
    font-size: 15px;
    flex-wrap: wrap;
}

.product-meta span {
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-price-large {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 48px 0;
    letter-spacing: -0.06em;
}

.product-description-full {
    margin: 56px 0;
    padding: 48px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-2xl);
    border-left: 4px solid var(--primary);
}

.product-description-full h3 {
    font-size: 28px;
    margin-bottom: 24px;
    font-weight: 800;
}

.product-description-full p {
    color: var(--text-secondary);
    line-height: 2;
    margin: 0;
    font-size: 17px;
}

.product-actions {
    display: flex;
    gap: 20px;
    margin-top: 56px;
    flex-wrap: wrap;
}

.related-products {
    margin-top: 140px;
}

/* ============================================
   CART PAGE ULTRA-MODERNE
   ============================================ */

.cart-page {
    padding: 100px 0 140px;
}

.empty-cart {
    text-align: center;
    padding: 160px 24px;
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.empty-cart i {
    font-size: 112px;
    color: var(--text-quaternary);
    margin-bottom: 48px;
    opacity: 0.2;
}

.empty-cart h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 24px;
    font-weight: 900;
}

.empty-cart p {
    font-size: 20px;
    color: var(--text-tertiary);
    margin-bottom: 56px;
}

.cart-content {
    display: grid;
    grid-template-columns: 1fr 460px;
    gap: 56px;
}

.cart-items {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: 48px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.cart-item {
    display: grid;
    grid-template-columns: 180px 1fr auto auto auto;
    gap: 32px;
    align-items: center;
    padding: 32px 0;
    border-bottom: 1px solid var(--border-primary);
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-image {
    width: 180px;
    height: 180px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--bg-tertiary);
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-info h3 {
    font-size: 22px;
    margin: 0 0 12px 0;
    font-weight: 800;
}

.cart-item-price {
    color: var(--text-tertiary);
    font-size: 16px;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 12px;
}

.quantity-btn {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-primary);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 700;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.quantity-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: scale(1.1);
}

.cart-item-quantity input {
    width: 80px;
    text-align: center;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 12px;
    font-size: 16px;
    font-weight: 700;
    background: var(--bg-card);
    color: var(--text-primary);
}

.cart-item-total {
    font-weight: 900;
    font-size: 24px;
    color: var(--text-primary);
}

.cart-item-remove {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 24px;
    padding: 12px;
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-remove:hover {
    background: var(--danger-light);
    color: var(--danger);
    transform: scale(1.15);
}

.cart-summary {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: 48px;
    box-shadow: var(--shadow-xl);
    height: fit-content;
    position: sticky;
    top: 120px;
    border: 1px solid var(--border-primary);
}

.cart-summary h3 {
    font-size: 28px;
    margin-bottom: 40px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border-primary);
    font-weight: 800;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
    font-size: 17px;
    color: var(--text-secondary);
}

.summary-row:last-of-type {
    padding-top: 28px;
    border-top: 1px solid var(--border-primary);
    margin-top: 28px;
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
}

.total-price {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.04em;
}

/* ============================================
   FORMS ULTRA-MODERNES
   ============================================ */

.form-group {
    margin-bottom: 36px;
}

.form-group label {
    display: block;
    margin-bottom: 14px;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 15px;
    letter-spacing: -0.01em;
}

.form-input {
    width: 100%;
    padding: 18px 24px;
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-xl);
    font-size: 16px;
    transition: var(--transition-fast);
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: inherit;
    letter-spacing: -0.01em;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 5px rgba(99, 102, 241, 0.15), var(--shadow-md);
    background: var(--bg-secondary);
}

.form-input::placeholder {
    color: var(--text-quaternary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

textarea.form-input {
    resize: vertical;
    min-height: 180px;
    line-height: 1.8;
}

/* ============================================
   AUTH PAGES ULTRA-MODERNES
   ============================================ */

.auth-page {
    padding: 140px 0;
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    background: var(--bg-primary);
}

.auth-card {
    max-width: 540px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 64px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--border-primary);
}

.auth-card h1 {
    margin-bottom: 20px;
    text-align: center;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 900;
    letter-spacing: -0.05em;
}

.auth-card > p {
    text-align: center;
    color: var(--text-tertiary);
    margin-bottom: 56px;
    font-size: 18px;
}

.auth-link {
    text-align: center;
    margin-top: 48px;
    color: var(--text-tertiary);
    font-size: 15px;
}

.auth-link a {
    color: var(--primary);
    font-weight: 700;
}

/* ============================================
   ALERTS ULTRA-MODERNES
   ============================================ */

.alert {
    padding: 20px 28px;
    border-radius: var(--radius-xl);
    margin-bottom: 32px;
    border-left: 4px solid;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.alert-error {
    background: var(--danger-light);
    color: #fca5a5;
    border-color: var(--danger);
}

.alert-success {
    background: var(--success-light);
    color: #6ee7b7;
    border-color: var(--success);
}

.alert-warning {
    background: var(--warning-light);
    color: #fcd34d;
    border-color: var(--warning);
}

.alert-info {
    background: var(--info-light);
    color: #93c5fd;
    border-color: var(--info);
}

/* ============================================
   ACCOUNT PAGE ULTRA-MODERNE
   ============================================ */

.account-page {
    padding: 100px 0 140px;
}

.account-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 56px;
    border-bottom: 1px solid var(--border-primary);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-btn {
    padding: 18px 32px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -1px;
    cursor: pointer;
    font-weight: 700;
    color: var(--text-tertiary);
    transition: var(--transition-fast);
    white-space: nowrap;
    font-size: 16px;
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.account-card {
    background: var(--bg-card);
    padding: 56px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.account-card h2 {
    font-size: 2.5rem;
    margin-bottom: 48px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border-primary);
    font-weight: 800;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 28px 0;
    border-bottom: 1px solid var(--border-primary);
    align-items: center;
}

.info-row:last-child {
    border-bottom: none;
}

.info-row strong {
    color: var(--text-primary);
    font-weight: 700;
}

.info-row span {
    color: var(--text-secondary);
}

.orders-list,
.downloads-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.order-item,
.download-item {
    background: var(--bg-tertiary);
    padding: 40px 48px;
    border-radius: var(--radius-2xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 28px;
    border: 1px solid var(--border-primary);
    transition: var(--transition-fast);
}

.order-item:hover,
.download-item:hover {
    background: var(--bg-hover);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-secondary);
    transform: translateY(-4px);
}

.order-header {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 24px;
    align-items: center;
}

.order-number {
    font-weight: 800;
    color: var(--text-primary);
    font-size: 20px;
}

.order-date {
    color: var(--text-tertiary);
    font-size: 15px;
}

.order-details {
    display: flex;
    gap: 28px;
    align-items: center;
    flex-wrap: wrap;
}

.order-total {
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 24px;
}

/* ============================================
   STATUS BADGES ULTRA-MODERNES
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-pending {
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
}

.status-confirmed {
    background: var(--info-light);
    color: #93c5fd;
}

.status-processing,
.status-preparing {
    background: var(--info-light);
    color: #93c5fd;
}

.status-ready {
    background: var(--warning-light);
    color: #fcd34d;
}

.status-shipped {
    background: var(--info-light);
    color: #93c5fd;
}

.status-delivered,
.status-completed {
    background: var(--success-light);
    color: #6ee7b7;
}

.status-on_hold {
    background: var(--warning-light);
    color: #fcd34d;
}

.status-cancelled,
.status-failed {
    background: var(--danger-light);
    color: #fca5a5;
}

.status-refunded {
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
}

/* ============================================
   FOOTER ULTRA-MODERNE
   ============================================ */

.footer {
    background: var(--bg-secondary);
    color: var(--text-tertiary);
    padding: 120px 0 48px;
    margin-top: 140px;
    border-top: 1px solid var(--border-primary);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 64px;
    margin-bottom: 64px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: 32px;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.footer-section p {
    color: var(--text-tertiary);
    font-size: 15px;
    line-height: 1.9;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 16px;
}

.footer-section a {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 15px;
    font-weight: 400;
}

.footer-section a:hover {
    color: var(--primary);
    padding-left: 6px;
}

.footer-bottom {
    text-align: center;
    padding-top: 48px;
    border-top: 1px solid var(--border-primary);
    color: var(--text-quaternary);
    font-size: 14px;
}

.footer-bottom p {
    margin: 8px 0;
}

.footer-legal {
    margin-top: 12px !important;
}

.footer-legal a {
    color: var(--text-tertiary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-legal a:hover {
    color: var(--primary);
}

/* ============================================
   FAQ ULTRA-MODERNE
   ============================================ */

.faq-page {
    padding: 100px 0 140px;
}

.faq-list {
    max-width: 1100px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    margin-bottom: 24px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid var(--border-primary);
    transition: var(--transition-fast);
}

.faq-item:hover {
    box-shadow: var(--shadow-xl);
    border-color: var(--border-secondary);
}

.faq-question {
    padding: 40px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: var(--bg-hover);
}

.faq-question h3 {
    font-size: 22px;
    margin: 0;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.faq-question i {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-tertiary);
    font-size: 22px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
    max-height: 1500px;
}

.faq-answer p {
    padding: 0 48px 48px;
    color: var(--text-secondary);
    line-height: 2;
    margin: 0;
    font-size: 17px;
}

.faq-contact {
    text-align: center;
    margin-top: 120px;
    padding: 64px;
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.faq-contact h2 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 24px;
    font-weight: 900;
}

.faq-contact p {
    font-size: 20px;
    color: var(--text-tertiary);
    margin-bottom: 56px;
}

/* ============================================
   SUPPORT ULTRA-MODERNE
   ============================================ */

.support-page {
    padding: 100px 0 140px;
}

.support-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 56px;
}

.support-form-card,
.support-info {
    background: var(--bg-card);
    padding: 56px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
}

.support-form-card h2,
.support-info h3 {
    font-size: 2.5rem;
    margin-bottom: 48px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border-primary);
    font-weight: 800;
}

.support-info h3 {
    margin-top: 56px;
}

.support-info ul {
    list-style: none;
    padding: 0;
}

.support-info ul li {
    margin-bottom: 24px;
    padding-left: 36px;
    position: relative;
    color: var(--text-secondary);
    line-height: 2;
    font-size: 17px;
}

.support-info ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 800;
    font-size: 20px;
}

.support-info a {
    color: var(--primary);
    font-weight: 700;
}

/* ============================================
   SUCCESS PAGE ULTRA-MODERNE
   ============================================ */

.success-page {
    padding: 140px 0;
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    background: var(--bg-primary);
}

.success-card {
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 72px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    text-align: center;
    border: 1px solid var(--border-primary);
}

.success-icon {
    font-size: 120px;
    color: var(--success);
    margin-bottom: 48px;
    animation: scaleInBounce 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes scaleInBounce {
    from {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.success-card h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 28px;
    color: var(--text-primary);
    font-weight: 900;
    letter-spacing: -0.05em;
}

.success-card > p {
    font-size: 20px;
    color: var(--text-tertiary);
    margin-bottom: 56px;
}

.order-details-card {
    text-align: left;
    margin-top: 56px;
    padding: 48px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-primary);
}

.order-details-card h2 {
    font-size: 2rem;
    margin-bottom: 32px;
    font-weight: 800;
}

.order-details-card h3 {
    font-size: 1.5rem;
    margin-top: 48px;
    margin-bottom: 24px;
    font-weight: 700;
}

.order-items-list {
    list-style: none;
    margin-top: 28px;
    padding: 0;
}

.order-items-list li {
    padding: 24px 0;
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-secondary);
    font-size: 17px;
}

.order-items-list li:last-child {
    border-bottom: none;
}

.success-actions {
    display: flex;
    gap: 20px;
    margin-top: 56px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   CHECKOUT ULTRA-MODERNE
   ============================================ */

.checkout-page {
    padding: 100px 0 140px;
    min-height: calc(100vh - 200px);
}

.checkout-header {
    text-align: center;
    margin-bottom: 80px;
}

.checkout-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 16px;
    letter-spacing: -0.03em;
}

.checkout-subtitle {
    font-size: 18px;
    color: var(--text-tertiary);
    font-weight: 400;
}

.checkout-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
}

.checkout-summary {
    background: var(--bg-card);
    padding: 40px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-primary);
    height: fit-content;
    position: sticky;
    top: 120px;
}

.checkout-payment-card {
    background: var(--bg-card);
    padding: 48px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-primary);
}

.checkout-summary h2 {
    font-size: 24px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-primary);
    font-weight: 800;
}

.summary-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-primary);
}

.summary-item:last-of-type {
    border-bottom: none;
}

.summary-item-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.summary-item-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.summary-item-quantity {
    font-size: 14px;
    color: var(--text-tertiary);
}

.summary-item-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 2px solid var(--border-primary);
    margin-top: 32px;
}

.summary-total span:first-child {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-secondary);
}

.total-amount {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

.payment-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-primary);
}

.payment-header i {
    font-size: 28px;
    color: var(--primary);
}

.payment-header h2 {
    font-size: 24px;
    font-weight: 800;
    margin: 0;
}

/* ============================================
   CHECKOUT BILLING FORM
   ============================================ */

.billing-section,
.payment-section {
    margin-bottom: 40px;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-primary);
}

.section-header i {
    font-size: 22px;
    color: var(--primary);
}

.section-header h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.checkout-payment-card .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.checkout-payment-card .form-group {
    margin-bottom: 20px;
}

.checkout-payment-card .form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkout-payment-card .form-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 16px;
    transition: var(--transition-fast);
}

.checkout-payment-card .form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.checkout-payment-card .form-input::placeholder {
    color: var(--text-tertiary);
}

.checkout-payment-card select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.free-order-notice {
    padding: 32px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--border-primary);
}

.free-order-notice i {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 16px;
    display: block;
}

.free-order-notice p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 16px;
}

.terms-section {
    margin-bottom: 32px;
    padding: 20px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 15px;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
    cursor: pointer;
}

.checkbox-label a {
    color: var(--primary);
    text-decoration: underline;
}

.checkbox-label a:hover {
    color: var(--primary-light);
}

@media (max-width: 768px) {
    .checkout-payment-card .form-row {
        grid-template-columns: 1fr;
    }
    
    .checkout-payment-card {
        padding: 28px;
    }
}

.card-input-wrapper {
    margin-bottom: 32px;
}

.card-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stripe-card-element {
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

.stripe-card-element:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.card-error {
    display: none;
    color: var(--danger);
    font-size: 14px;
    margin-top: 16px;
    padding: 14px 18px;
    background: rgba(239, 68, 68, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(239, 68, 68, 0.2);
    font-weight: 500;
    line-height: 1.6;
    position: relative;
    padding-left: 44px;
}

.card-error::before {
    content: '\f06a';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--danger);
    font-size: 16px;
}

.card-error.show {
    display: block;
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-pay {
    width: 100%;
    padding: 20px 32px;
    background: var(--primary-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-xl);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-lg);
}

.btn-pay:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-2xl);
}

.btn-pay:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.payment-security {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 14px;
}

.payment-security i {
    color: var(--success);
}

#card-element {
    padding: 0;
}

#card-element .StripeElement {
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

#card-element .StripeElement--focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

#card-element .StripeElement--invalid {
    border-color: var(--danger);
}

.error-message {
    color: var(--danger);
    font-size: 15px;
    margin-top: 14px;
    font-weight: 600;
}

/* ============================================
   UTILITIES
   ============================================ */

.text-center {
    text-align: center;
}

/* ============================================
   RESPONSIVE ULTRA-MODERNE
   ============================================ */

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .shop-content {
        grid-template-columns: 1fr;
    }
    
    .shop-sidebar {
        position: static;
    }
    
    .product-detail {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    
    .cart-content {
        grid-template-columns: 1fr;
    }
    
    .cart-item {
        grid-template-columns: 140px 1fr;
        grid-template-rows: auto auto;
        gap: 20px;
    }
    
    .cart-item-quantity,
    .cart-item-total,
    .cart-item-remove {
        grid-column: 2;
    }
    
    .checkout-content {
        grid-template-columns: 1fr;
    }
    
    .checkout-summary {
        position: static;
    }
    
    .support-content {
        grid-template-columns: 1fr;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .product-actions .btn {
        width: 100%;
    }
    
    .account-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .account-tabs::-webkit-scrollbar {
        display: none;
    }
    
    section {
        padding: 100px 0;
    }
    
    .hero {
        padding: 120px 0;
    }
    
    .container {
        padding: 0 24px;
    }
}