/**
 * ORIVOXKART - Main Stylesheet
 * Modern Multi-Vendor Marketplace Design
 * Version: 1.0.0
 */

/* ============================================
   CSS VARIABLES - THEME COLORS
   ============================================ */
:root {
    /* Primary Colors */
    --primary: #7C3AED;
    --primary-light: #A78BFA;
    --primary-dark: #5B21B6;
    --primary-gradient: linear-gradient(135deg, #7C3AED 0%, #5B21B6 100%);
    
    /* Secondary Colors */
    --secondary: #0EA5E9;
    --secondary-light: #7DD3FC;
    --secondary-dark: #0369A1;
    
    /* Accent Colors */
    --accent: #F59E0B;
    --accent-light: #FCD34D;
    --success: #10B981;
    --success-light: #6EE7B7;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Text Colors */
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    
    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    
    /* Border Colors */
    --border-light: #E5E7EB;
    --border-medium: #D1D5DB;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(124, 58, 237, 0.3);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Spacing Scale */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Poppins', var(--font-sans);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Z-index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --primary: #8B5CF6;
    --primary-light: #A78BFA;
    --primary-dark: #6D28D9;
    
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-muted: #9CA3AF;
    
    --bg-primary: #111827;
    --bg-secondary: #1F2937;
    --bg-tertiary: #374151;
    
    --border-light: #374151;
    --border-medium: #4B5563;
    
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
}

/* Dark Mode Specific Styles */
body[data-theme="dark"] {
    background: var(--bg-primary);
    color: var(--text-primary);
}

body[data-theme="dark"] .navbar {
    background: var(--bg-secondary) !important;
    border-bottom: 1px solid var(--border-light) !important;
}

body[data-theme="dark"] .navbar-brand,
body[data-theme="dark"] .nav-link {
    color: var(--text-primary) !important;
}

body[data-theme="dark"] .nav-link:hover {
    color: var(--primary-light) !important;
}

body[data-theme="dark"] .category-nav {
    background: var(--bg-tertiary) !important;
    border-top: 1px solid var(--border-light) !important;
}

body[data-theme="dark"] .card {
    background: var(--bg-secondary) !important;
    border: 1px solid var(--border-light) !important;
}

body[data-theme="dark"] .footer {
    background: var(--bg-primary) !important;
    border-top: 1px solid var(--border-light) !important;
}

body[data-theme="dark"] .breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-muted) !important;
}

body[data-theme="dark"] .form-control,
body[data-theme="dark"] .form-select {
    background: var(--bg-tertiary) !important;
    border: 1px solid var(--border-light) !important;
    color: var(--text-primary) !important;
}

body[data-theme="dark"] .form-control:focus,
body[data-theme="dark"] .form-select:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 0.25rem rgba(139, 92, 246, 0.25) !important;
}

body[data-theme="dark"] .section-title,
body[data-theme="dark"] h1,
body[data-theme="dark"] h2,
body[data-theme="dark"] h3,
body[data-theme="dark"] h4,
body[data-theme="dark"] h5,
body[data-theme="dark"] h6 {
    color: var(--text-primary) !important;
}

body[data-theme="dark"] .text-muted {
    color: var(--text-muted) !important;
}

body[data-theme="dark"] .btn-primary {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
}

body[data-theme="dark"] .btn-outline-primary {
    border-color: var(--primary) !important;
    color: var(--primary) !important;
}

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

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

body {
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

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

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-primary { color: var(--primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-white { color: var(--white) !important; }

/* ============================================
   LAYOUT UTILITIES
   ============================================ */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--space-4);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(-1 * var(--space-2));
}

.col {
    flex: 1 0 0%;
    padding: 0 var(--space-2);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-4);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }

/* Flex Utilities */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.flex-1 { flex: 1; }
.flex-grow { flex-grow: 1; }
.flex-shrink-0 { flex-shrink: 0; }

/* Gap Utilities */
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

/* ============================================
   SPACING UTILITIES
   ============================================ */
.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-5 { margin: var(--space-5); }
.m-6 { margin: var(--space-6); }

.mx-auto { margin-left: auto; margin-right: auto; }
.mx-1 { margin-left: var(--space-1); margin-right: var(--space-1); }
.mx-2 { margin-left: var(--space-2); margin-right: var(--space-2); }
.mx-4 { margin-left: var(--space-4); margin-right: var(--space-4); }

.my-1 { margin-top: var(--space-1); margin-bottom: var(--space-1); }
.my-2 { margin-top: var(--space-2); margin-bottom: var(--space-2); }
.my-4 { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-6 { margin-top: var(--space-6); margin-bottom: var(--space-6); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }

.px-1 { padding-left: var(--space-1); padding-right: var(--space-1); }
.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }

.py-1 { padding-top: var(--space-1); padding-bottom: var(--space-1); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }

/* ============================================
   COMPONENTS - BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Button Variants */
.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    border-color: transparent;
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.btn-secondary {
    background-color: var(--gray-100);
    color: var(--text-primary);
    border-color: var(--border-light);
}

.btn-secondary:hover {
    background-color: var(--gray-200);
}

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

.btn-outline-primary:hover {
    background-color: var(--primary);
    color: var(--white);
}

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

.btn-danger {
    background-color: var(--danger);
    color: var(--white);
    border-color: var(--danger);
}

.btn-ghost {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: 0.75rem;
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: 1rem;
}

/* Icon Button */
.btn-icon {
    padding: var(--space-2);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
}

.btn-icon.btn-sm {
    width: 32px;
    height: 32px;
}

/* ============================================
   COMPONENTS - CARDS
   ============================================ */
.card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    padding: var(--space-4) var(--space-5);
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body {
    padding: var(--space-5);
}

.card-footer {
    padding: var(--space-4) var(--space-5);
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

/* Product Card */
.product-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    position: relative;
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.product-card .product-image {
    position: relative;
    padding-top: 100%;
    overflow: hidden;
    background: var(--gray-100);
}

.product-card .product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-card .discount-badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    background: var(--success);
    color: var(--white);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.product-card .wishlist-btn {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    width: 36px;
    height: 36px;
    background: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-card .wishlist-btn:hover {
    background: var(--danger);
    color: var(--white);
}

.product-card .product-info {
    padding: var(--space-4);
}

.product-card .product-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card .product-price {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.product-card .current-price {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.product-card .original-price {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-card .rating {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-2);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.product-card .rating i {
    color: var(--accent);
}

/* ============================================
   COMPONENTS - FORMS
   ============================================ */
.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-control,
.form-select {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-clip: padding-box;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled,
.form-select:disabled {
    background-color: var(--bg-tertiary);
    opacity: 1;
}

.form-control-lg {
    padding: var(--space-4) var(--space-5);
    font-size: 1rem;
}

.form-control-sm {
    padding: var(--space-2) var(--space-3);
    font-size: 0.75rem;
}

.form-text {
    margin-top: var(--space-1);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 1.5rem;
    padding-left: 1.5em;
    margin-bottom: var(--space-2);
}

.form-check-input {
    width: 1rem;
    height: 1rem;
    margin-left: -1.5em;
    vertical-align: top;
    background-color: var(--bg-primary);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    border: 1px solid var(--border-medium);
    appearance: none;
    border-radius: 0.25em;
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e");
}

/* Input Group */
.input-group {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    width: 100%;
}

.input-group .form-control {
    position: relative;
    flex: 1 1 auto;
    width: 1%;
    min-width: 0;
}

.input-group-text {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-secondary);
    text-align: center;
    white-space: nowrap;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
}

/* ============================================
   COMPONENTS - ALERTS & BADGES
   ============================================ */
.alert {
    position: relative;
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
}

.alert-success {
    color: #065f46;
    background-color: #d1fae5;
    border-color: #a7f3d0;
}

.alert-danger {
    color: #991b1b;
    background-color: #fee2e2;
    border-color: #fecaca;
}

.alert-warning {
    color: #92400e;
    background-color: #fef3c7;
    border-color: #fde68a;
}

.alert-info {
    color: #1e40af;
    background-color: #dbeafe;
    border-color: #bfdbfe;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    color: var(--white);
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--radius-sm);
}

.badge-primary { background-color: var(--primary); }
.badge-success { background-color: var(--success); }
.badge-warning { background-color: var(--warning); }
.badge-danger { background-color: var(--danger); }
.badge-secondary { background-color: var(--gray-500); }

/* ============================================
   COMPONENTS - NAVIGATION
   ============================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-3) 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.navbar-brand span {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.search-bar {
    flex: 1;
    max-width: 500px;
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.search-bar input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    padding-left: 48px;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    min-width: 0;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

/* Search icon inside input */
.search-bar > i.bi-search {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    z-index: 1;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.navbar-nav .nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

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

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

.nav-btn i {
    font-size: 1.25rem;
}

.nav-btn span {
    font-size: 0.75rem;
    font-weight: 500;
}

.nav-btn .badge {
    position: absolute;
    top: 0;
    right: var(--space-1);
}

/* Category Navigation */
.category-nav {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-2) 0;
}

.category-nav .nav {
    display: flex;
    gap: var(--space-6);
    overflow-x: auto;
    scrollbar-width: none;
}

.category-nav .nav::-webkit-scrollbar {
    display: none;
}

.category-nav .nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

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

.category-nav .nav-link i {
    font-size: 1.5rem;
}

/* ============================================
   COMPONENTS - MODALS
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-modal);
    display: none;
    width: 100%;
    height: 100%;
    overflow: hidden;
    outline: 0;
}

.modal.show {
    display: block;
}

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-modal-backdrop);
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-dialog {
    position: relative;
    width: auto;
    margin: var(--space-4);
    pointer-events: none;
    display: flex;
    align-items: center;
    min-height: calc(100% - var(--space-8));
}

.modal-content {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    pointer-events: auto;
    background-color: var(--bg-primary);
    background-clip: padding-box;
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    outline: 0;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5);
    border-bottom: 1px solid var(--border-light);
}

.modal-title {
    margin-bottom: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-body {
    position: relative;
    flex: 1 1 auto;
    padding: var(--space-5);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-5);
    border-top: 1px solid var(--border-light);
}

/* ============================================
   COMPONENTS - TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border-left: 4px solid;
    min-width: 300px;
    max-width: 400px;
    animation: slideIn 0.3s ease;
}

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

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }
.toast.info { border-left-color: var(--info); }

.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}

.toast.success .toast-icon { background: var(--success-light); color: var(--success); }
.toast.error .toast-icon { background: #fecaca; color: var(--danger); }
.toast.warning .toast-icon { background: #fde68a; color: #92400e; }
.toast.info .toast-icon { background: #bfdbfe; color: var(--info); }

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.toast-message {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--text-primary);
}

/* ============================================
   SIDEBAR (FOR DASHBOARDS)
   ============================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-fixed);
    width: 260px;
    height: 100vh;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-light);
    overflow-y: auto;
    transition: transform var(--transition-base);
}

.sidebar-header {
    padding: var(--space-5);
    border-bottom: 1px solid var(--border-light);
}

.sidebar-nav {
    padding: var(--space-3);
}

.sidebar-nav .nav-section {
    margin-bottom: var(--space-4);
}

.sidebar-nav .nav-section-title {
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: var(--space-2) var(--space-4);
    margin-bottom: var(--space-2);
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: var(--space-1);
}

.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link.active {
    background: var(--primary-gradient);
    color: var(--white);
}

.sidebar-nav .nav-link i {
    font-size: 1.125rem;
    width: 24px;
    text-align: center;
}

.main-content {
    margin-left: 260px;
    min-height: 100vh;
    padding: var(--space-6);
    background: var(--bg-secondary);
}

/* ============================================
   PAGES - HOME / SHOP
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: var(--space-16) 0;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--space-6);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-light);
    margin-left: var(--space-4);
}

/* Banner Carousel */
.banner-carousel {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-8);
}

.banner-carousel img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-5);
}

/* ============================================
   PAGES - PRODUCT DETAIL
   ============================================ */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    padding: var(--space-6) 0;
}

.product-gallery {
    position: sticky;
    top: var(--space-6);
}

.product-gallery .main-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-primary);
    margin-bottom: var(--space-4);
}

.product-gallery .main-image img {
    width: 100%;
    height: 500px;
    object-fit: contain;
}

.product-gallery .thumbnail-list {
    display: flex;
    gap: var(--space-3);
    overflow-x: auto;
}

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

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

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

.product-info-detail {
    padding: var(--space-4);
}

.product-info-detail .product-name {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
}

.product-info-detail .rating-box {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.product-info-detail .price-box {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    padding: var(--space-4);
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
}

.product-info-detail .current-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.product-info-detail .original-price {
    font-size: 1.25rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-info-detail .discount {
    background: var(--success);
    color: var(--white);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.variant-selector {
    margin-bottom: var(--space-6);
}

.variant-selector .variant-title {
    font-weight: 600;
    margin-bottom: var(--space-3);
}

.variant-selector .variant-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.variant-selector .variant-option {
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.variant-selector .variant-option:hover,
.variant-selector .variant-option.active {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--white);
}

.action-buttons {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.action-buttons .btn {
    flex: 1;
    padding: var(--space-4);
    font-size: 1rem;
}

/* ============================================
   PAGES - CART & CHECKOUT
   ============================================ */
.cart-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    border: 1px solid var(--border-light);
}

.cart-item .item-image {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

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

.cart-item .item-details {
    flex: 1;
}

.cart-item .item-name {
    font-weight: 500;
    margin-bottom: var(--space-1);
}

.cart-item .item-variant {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-2);
}

.cart-item .item-price {
    font-weight: 600;
    color: var(--primary);
    font-size: 1.125rem;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.quantity-selector button {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--bg-secondary);
    cursor: pointer;
    font-size: 1rem;
    transition: background var(--transition-fast);
}

.quantity-selector button:hover {
    background: var(--bg-tertiary);
}

.quantity-selector input {
    width: 50px;
    height: 36px;
    border: none;
    text-align: center;
    font-weight: 600;
}

.cart-summary {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    border: 1px solid var(--border-light);
    position: sticky;
    top: var(--space-6);
}

.cart-summary .summary-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-light);
}

.cart-summary .summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-3);
    font-size: 0.875rem;
}

.cart-summary .summary-row.discount {
    color: var(--success);
}

.cart-summary .summary-row.total {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-light);
    margin-top: var(--space-4);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .product-detail {
        grid-template-columns: 1fr;
    }
    
    .product-gallery {
        position: static;
    }
}

@media (max-width: 768px) {
    .navbar .search-bar {
        display: none;
    }
    
    .category-nav .nav {
        gap: var(--space-4);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .cart-item {
        flex-direction: column;
    }
    
    .cart-item .item-image {
        width: 100%;
        height: 200px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--space-3);
    }
    
    .card {
        border-radius: var(--radius-md);
    }
    
    .navbar-nav .nav-btn span {
        display: none;
    }
    
    .navbar-nav .nav-btn {
        padding: var(--space-2);
    }
    
    .navbar-nav.mx-auto {
        margin: 1rem 0 !important;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

.animate-fade-in {
    animation: fadeIn 0.5s ease;
}

.animate-slide-up {
    animation: slideUp 0.5s ease;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.pointer-events-none {
    pointer-events: none;
}

.user-select-none {
    user-select: none;
}

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

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* ============================================
   VOICE SEARCH BUTTON
   ============================================ */
.voice-search-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex !important;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: 10px;
    flex-shrink: 0;
}

.voice-search-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.4);
}

.voice-search-btn i {
    font-size: 1rem;
}

/* Adjust search bar to accommodate voice button */
.search-bar {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 8px !important;
}

.search-bar > div:first-child {
    flex: 1;
    position: relative;
}

.search-bar > button {
    flex-shrink: 0;
}

/* Pages dropdown styling */
.dropdown-header {
    font-weight: 600;
    color: var(--primary);
}

.dropdown-item i {
    color: var(--primary);
}