/* ======================================
   MOONLIGHT BOUTIQUE - DESIGN SYSTEM
   ====================================== */

/* CSS Variables - Brand Colors & Design Tokens */
:root {
    /* Colors */
    --color-primary: #111;
    --color-secondary: #6366f1;
    --color-accent: #f59e0b;
    --color-success: #10b981;
    --color-danger: #ef4444;

    /* Backgrounds */
    --color-bg-main: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-bg-tertiary: #f3f4f6;

    /* Text Colors */
    --color-text-primary: #111827;
    --color-text-secondary: #6b7280;
    --color-text-tertiary: #9ca3af;

    /* Borders */
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
* {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: var(--color-bg-main);
    color: var(--color-text-primary);
}

/* Typography */
.hero-title {
    font-size: clamp(2rem, 8vw, 5rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1;
}

.section-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.subsection-title {
    font-size: clamp(1.25rem, 3vw, 1.875rem);
    font-weight: 700;
    letter-spacing: -0.015em;
}

/* Premium Product Card */
.product-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-card img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Discount Badge */
.discount-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--color-danger);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 700;
    z-index: 10;
    animation: pulse 2s infinite;
}

@keyframes pulse {

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

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #333;
}

/* Buttons */
.btn-premium {
    background: var(--color-primary);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-premium:hover {
    background: #333;
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: white;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: var(--color-bg-main);
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    white-space: nowrap;
}

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

.filter-btn.active {
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

/* Badge Premium */
.badge-premium {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-md);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Flash Sale Banner */
.flash-banner {
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    color: white;
    padding: 1rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.flash-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }

    100% {
        left: 100%;
    }
}

.flash-banner h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 60px;
}

.countdown-value {
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}

.countdown-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    opacity: 0.9;
    margin-top: 0.25rem;
}

/* Modal Premium */
.modal-backdrop {
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    background: rgba(0, 0, 0, 0.75);
}

.modal-content {
    animation: modalSlideUp 0.3s ease-out;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Image Gallery */
.gallery-main {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.gallery-thumbnails {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.gallery-thumbnail {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.gallery-thumbnail:hover {
    border-color: var(--color-border);
}

.gallery-thumbnail.active {
    border-color: var(--color-primary);
}

.gallery-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Size & Color Selectors */
.size-selector,
.color-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.size-option,
.color-option {
    min-width: 45px;
    padding: 0.5rem 1rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 600;
    font-size: 0.875rem;
}

.size-option:hover,
.color-option:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-secondary);
}

.size-option.active,
.color-option.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.size-option.disabled,
.color-option.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    position: relative;
}

.size-option.disabled::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-danger);
    transform: translateY(-50%) rotate(-45deg);
}

.color-swatch {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.color-swatch.active::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-weight: 900;
    text-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}

/* Price Range Slider */
.price-range {
    padding: 1rem 0;
}

.price-range input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--color-border);
    outline: none;
    -webkit-appearance: none;
}

.price-range input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.price-range input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    border: none;
}

/* Stock Indicator */
.stock-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
}

.stock-indicator.in-stock {
    background: #d1fae5;
    color: #065f46;
}

.stock-indicator.low-stock {
    background: #fed7aa;
    color: #92400e;
}

.stock-indicator.out-of-stock {
    background: #fee2e2;
    color: #991b1b;
}

.stock-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: blink 2s infinite;
}

.stock-indicator.in-stock .stock-dot {
    background: #10b981;
}

.stock-indicator.low-stock .stock-dot {
    background: #f59e0b;
}

.stock-indicator.out-of-stock .stock-dot {
    background: #ef4444;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    background: #333;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .countdown-value {
        font-size: 1.5rem;
    }

    .countdown-item {
        min-width: 50px;
    }

    .scroll-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

/* Hide default select arrow */
select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23111' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Filter Panel */
.filter-panel {
    background: var(--color-bg-main);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

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

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

.filter-label {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    display: block;
    letter-spacing: 0.05em;
}

.filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Active Filters Display */
.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
}

.filter-tag button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    transition: background var(--transition-fast);
}

.filter-tag button:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Related Products */
.related-products {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.related-card {
    cursor: pointer;
    transition: all var(--transition-normal);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: rgba(255, 255, 255, 0.25);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Gender-specific glassmorphism effects - Apple Style */
.filter-btn.active-mujer {
    background: linear-gradient(135deg, rgba(255, 182, 193, 0.7), rgba(255, 105, 180, 0.6)) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 105, 180, 0.6) !important;
    color: #d81b60 !important;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(255, 105, 180, 0.35);
}

.filter-btn.active-hombre {
    background: linear-gradient(135deg, rgba(173, 216, 230, 0.7), rgba(100, 149, 237, 0.6)) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(100, 149, 237, 0.6) !important;
    color: #1565c0 !important;
    font-weight: 700;
    box-shadow: 0 4px 20px rgba(100, 149, 237, 0.35);
}

/* Gender colors - SOLID and VISIBLE */
.filter-btn.active-mujer {
    background: #FFB6C1 !important;
    border: 2px solid #FF69B4 !important;
    color: #C71585 !important;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(255, 105, 180, 0.4);
}

.filter-btn.active-hombre {
    background: #ADD8E6 !important;
    border: 2px solid #6495ED !important;
    color: #1E90FF !important;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(100, 149, 237, 0.4);
}

/* Image Gallery */
.gallery-thumbnails {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.gallery-thumbnail {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    border-radius: 0.5rem;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.gallery-thumbnail:hover {
    border-color: #e5e7eb;
}

.gallery-thumbnail.active {
    border-color: #111;
}

.gallery-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Size & Color Selectors */
.selector-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #6b7280;
    margin-bottom: 0.5rem;
    display: block;
    letter-spacing: 0.05em;
}

.size-selector,
.color-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.size-option {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    padding: 0 0.75rem;
}

.size-option:hover {
    border-color: #111;
}

.size-option.active {
    background: #111;
    color: white;
    border-color: #111;
}

.color-option {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    transition: all 0.2s;
}

.color-option::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    border: 1px solid #e5e7eb;
    transition: all 0.2s;
}

.color-option:hover::after {
    border-color: #9ca3af;
}

.color-option.active::after {
    border-color: #111;
    border-width: 2px;
}

/* WhatsApp Buttons - Premium Green Style */
.whatsapp-btn {
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%) !important;
    border-color: #25D366 !important;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transform: scale(1.05);
}

.whatsapp-btn:active {
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%) !important;
    transform: scale(0.98);
}

/* Modal WhatsApp Button - Premium */
#modalWhatsappBtn {
    transition: all 0.3s ease;
}

#modalWhatsappBtn:hover {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%) !important;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.45);
    transform: scale(1.05);
}

#modalWhatsappBtn:active {
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%) !important;
    transform: scale(0.98);
}