:root {
    /* Colors - Dark Mode Luxury Theme */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --accent-gold: #D4AF37;
    --accent-gold-hover: #C19B2E;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --border-color: #333333;
    --error-color: #ff4444;
    --success-color: #00C851;

    /* Spacing */
    --spacing-xs: 0.5rem;
    /* 8px */
    --spacing-sm: 1rem;
    /* 16px */
    --spacing-md: 1.5rem;
    /* 24px */
    --spacing-lg: 2rem;
    /* 32px */
    --spacing-xl: 3rem;
    /* 48px */
    --spacing-xxl: 4rem;
    /* 64px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);

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

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
}

/* =============================================
   Reset & Base Styles
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

a {
    color: var(--accent-gold);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-gold-hover);
}

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

#navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--accent-gold), #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* =============================================
   Buttons
   ============================================= */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-hover));
    color: var(--bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--accent-gold);
    color: var(--bg-primary);
}

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

.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =============================================
   Cards
   ============================================= */
.card {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-gold);
}

.card-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.card-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.card-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-gold);
}

/* Product Card Specifics */
.product-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-gold);
    box-shadow: 0 12px 24px rgba(212, 175, 55, 0.2);
}

.product-image-container {
    position: relative;
    width: 100%;
    height: 300px;
    background: var(--bg-tertiary);
    overflow: hidden;
}

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

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

.product-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--accent-gold);
    color: var(--bg-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.product-category {
    color: var(--accent-gold);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
}

.product-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.product-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
}

.product-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-gold);
}

.product-btn {
    padding: 0.5rem 1rem;
    background: var(--accent-gold);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-btn:hover {
    background: var(--accent-gold-hover);
    transform: translateX(4px);
}

/* =============================================
   Forms
   ============================================= */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* =============================================
   Badges & Tags
   ============================================= */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-primary {
    background-color: var(--accent-gold);
    color: var(--bg-primary);
}

.badge-success {
    background-color: var(--success-color);
    color: white;
}

.badge-error {
    background-color: var(--error-color);
    color: white;
}

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

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

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

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

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

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

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

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

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

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

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

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

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

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* =============================================
   Responsive Design - Mobile First
   ============================================= */

/* Tablet: 768px and up */
@media (min-width: 768px) {
    h1 {
        font-size: 3.5rem;
    }

    h2 {
        font-size: 3rem;
    }

    .container {
        padding: 0 var(--spacing-lg);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop: 1024px and up */
@media (min-width: 1024px) {
    h1 {
        font-size: 4rem;
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Large Desktop: 1440px and up */
@media (min-width: 1440px) {
    .container {
        max-width: 1600px;
    }
}

/* Mobile: Max 767px */
@media (max-width: 767px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

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

    .btn {
        width: 100%;
    }
}

/* =============================================
   Animations
   ============================================= */
@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }

    to {
        transform: translateX(0);
    }
}

.slide-in {
    animation: slideIn 0.4s ease-out;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}