/*

 * Modern B2B Marketplace Stylesheet

 * Professional, Clean, Responsive Design

 * Compatible with PHP 8 Migration

 */



/* ==================== CSS VARIABLES ==================== */

:root {

    /* Primary Colors - Can be overridden by PHP variables */

    --primary-color: #2563eb;

    --primary-dark: #1e40af;

    --primary-light: #3b82f6;

    

    /* Secondary Colors */

    --secondary-color: #059669;

    --secondary-dark: #047857;

    --secondary-light: #10b981;

    

    /* Neutral Colors */

    --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;

    

    /* Semantic Colors */

    --success: #10b981;

    --warning: #f59e0b;

    --danger: #ef4444;

    --info: #3b82f6;

    

    /* Typography */

    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    --font-heading: 'Inter', -apple-system, system-ui, sans-serif;

    

    /* Spacing */

    --spacing-xs: 0.25rem;

    --spacing-sm: 0.5rem;

    --spacing-md: 1rem;

    --spacing-lg: 1.5rem;

    --spacing-xl: 2rem;

    --spacing-2xl: 3rem;

    

    /* Border Radius */

    --radius-sm: 0.25rem;

    --radius-md: 0.5rem;

    --radius-lg: 0.75rem;

    --radius-xl: 1rem;

    

    /* 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), 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);

    

    /* Transitions */

    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);

    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);

    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

}



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

* {

    box-sizing: border-box;

    margin: 0;

    padding: 0;

}



body {

    font-family: var(--font-primary);

    font-size: 16px;

    line-height: 1.6;

    color: var(--gray-800);

    background-color: var(--gray-50);

    -webkit-font-smoothing: antialiased;

    -moz-osx-font-smoothing: grayscale;

}



h1, h2, h3, h4, h5, h6 {

    font-family: var(--font-heading);

    font-weight: 600;

    line-height: 1.2;

    color: var(--gray-900);

    margin-bottom: var(--spacing-md);

}



h1 { font-size: 2.5rem; }

h2 { font-size: 2rem; }

h3 { font-size: 1.75rem; }

h4 { font-size: 1.5rem; }

h5 { font-size: 1.25rem; }

h6 { font-size: 1rem; }



p {

    margin-bottom: var(--spacing-md);

}



a {

    color: var(--primary-color);

    text-decoration: none;

    transition: color var(--transition-fast);

}



a:hover {

    color: var(--primary-dark);

}



img {

    max-width: 100%;

    height: auto;

    display: block;

}



/* ==================== CONTAINER & LAYOUT ==================== */

.container {

    width: 100%;

    max-width: 1280px;

    margin: 0 auto;

    padding: 0 var(--spacing-lg);

}



.container-fluid {

    width: 100%;

    padding: 0 var(--spacing-lg);

}



.row {

    display: flex;

    flex-wrap: wrap;

    margin: 0 calc(var(--spacing-md) * -0.5);

}



.col {

    flex: 1;

    padding: 0 calc(var(--spacing-md) * 0.5);

}



/* Grid System */

.col-12 { width: 100%; }

.col-11 { width: 91.666%; }

.col-10 { width: 83.333%; }

.col-9 { width: 75%; }

.col-8 { width: 66.666%; }

.col-7 { width: 58.333%; }

.col-6 { width: 50%; }

.col-5 { width: 41.666%; }

.col-4 { width: 33.333%; }

.col-3 { width: 25%; }

.col-2 { width: 16.666%; }

.col-1 { width: 8.333%; }



/* ==================== HEADER & NAVIGATION ==================== */

.site-header {

    background: white;

    border-bottom: 1px solid var(--gray-200);

    box-shadow: var(--shadow-sm);

    position: sticky;

    top: 0;

    z-index: 1000;

}



.header-top {

    background: var(--gray-100);

    padding: var(--spacing-sm) 0;

    font-size: 0.875rem;

}



.header-top .container {

    display: flex;

    justify-content: space-between;

    align-items: center;

}



.header-main {

    padding: var(--spacing-lg) 0;

}



.header-main .container {

    display: flex;

    justify-content: space-between;

    align-items: center;

    gap: var(--spacing-xl);

}



.site-logo {

    font-size: 1.5rem;

    font-weight: 700;

    color: var(--primary-color);

}



.site-logo img {

    max-height: 60px;

}



.search-bar-container {

    flex: 1;

    max-width: 600px;

}



.search-bar {

    display: flex;

    gap: var(--spacing-sm);

    background: white;

    border: 2px solid var(--gray-200);

    border-radius: var(--radius-lg);

    overflow: hidden;

    transition: border-color var(--transition-base);

}



.search-bar:focus-within {

    border-color: var(--primary-color);

    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);

}



.search-bar input[type="text"] {

    flex: 1;

    border: none;

    padding: var(--spacing-md);

    font-size: 1rem;

    outline: none;

}



.search-bar select {

    border: none;

    border-left: 1px solid var(--gray-200);

    padding: var(--spacing-md);

    font-size: 0.875rem;

    outline: none;

    background: white;

    cursor: pointer;

}



.search-bar button {

    background: var(--primary-color);

    color: white;

    border: none;

    padding: var(--spacing-md) var(--spacing-xl);

    font-weight: 600;

    cursor: pointer;

    transition: background-color var(--transition-base);

}



.search-bar button:hover {

    background: var(--primary-dark);

}



/* Main Navigation */

.main-nav {

    background: white;

    border-bottom: 1px solid var(--gray-200);

}



.nav-container {

    display: flex;

    justify-content: center;

    gap: var(--spacing-sm);

    padding: 0;

}



.nav-item {

    position: relative;

    list-style: none;

}



.nav-link {

    display: block;

    padding: var(--spacing-md) var(--spacing-lg);

    color: var(--gray-700);

    font-weight: 500;

    transition: all var(--transition-base);

    border-bottom: 3px solid transparent;

}



.nav-link:hover {

    color: var(--primary-color);

    background: var(--gray-50);

}



.nav-link.active {

    color: var(--primary-color);

    border-bottom-color: var(--primary-color);

    background: var(--gray-50);

}



/* ==================== COMPACT HEADER (ALIBABA-STYLE) ==================== */



/* Compact Top Bar */

.header-top-compact {

    background: var(--gray-100);

    border-bottom: 1px solid var(--gray-200);

    padding: 0.375rem 0;

}



.header-top-compact a {

    text-decoration: none;

    transition: color var(--transition-fast);

}



.header-top-compact a:hover {

    color: var(--primary-color) !important;

}



/* Compact Main Header */

.header-main-compact {

    background: white;

    padding: 0.75rem 0;

    border-bottom: 1px solid var(--gray-200);

}



.header-content-row {

    display: flex;

    align-items: center;

    gap: 1.5rem;

}



.site-logo-compact {

    flex-shrink: 0;

}



.site-logo-compact img {

    max-height: 45px;

    width: auto;

    display: block;

}



/* Compact Search Bar */

.search-bar-compact {

    flex: 1;

    max-width: 650px;

}



.search-form-compact {

    width: 100%;

}



.search-input-group {

    display: flex;

    border: 2px solid var(--primary-color);

    border-radius: 4px;

    overflow: hidden;

    background: white;

}



.search-input-group input[type="text"] {

    flex: 1;

    border: none;

    padding: 0.625rem 1rem;

    font-size: 0.9375rem;

    outline: none;

    min-width: 0;

}



.search-input-group input[type="text"]::placeholder {

    color: var(--gray-400);

}



.search-input-group select {

    border: none;

    border-left: 1px solid var(--gray-200);

    padding: 0.625rem 0.75rem;

    font-size: 0.875rem;

    outline: none;

    background: white;

    cursor: pointer;

    color: var(--gray-700);

}



.search-btn-compact {

    background: var(--primary-color);

    color: white;

    border: none;

    padding: 0.625rem 2rem;

    font-weight: 600;

    font-size: 0.9375rem;

    cursor: pointer;

    transition: background-color var(--transition-base);

    white-space: nowrap;

}



.search-btn-compact:hover {

    background: var(--primary-dark);

}



/* Header Actions */

.header-actions-compact {

    flex-shrink: 0;

    display: flex;

    gap: 1rem;

}



.action-link-compact {

    display: flex;

    flex-direction: column;

    align-items: center;

    gap: 0.25rem;

    text-decoration: none;

    color: var(--gray-700);

    transition: color var(--transition-fast);

    padding: 0.25rem 0.5rem;

}



.action-link-compact:hover {

    color: var(--primary-color);

}



.action-icon {

    font-size: 1.5rem;

}



.action-text {

    font-size: 0.75rem;

    white-space: nowrap;

}



/* Banner Row */

.banner-row {

    background: var(--gray-50);

    padding: 0.75rem 0;

    border-bottom: 1px solid var(--gray-200);

}



/* Compact Navigation */

.main-nav-compact {

    background: white;

    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);

}



.nav-container-compact {

    display: flex;

    gap: 0;

    padding: 0;

    margin: 0;

    list-style: none;

    flex-wrap: wrap;

}



.nav-container-compact li {

    margin: 0;

}



.nav-link-compact {

    display: block;

    padding: 0.875rem 1.25rem;

    color: var(--gray-700);

    font-weight: 500;

    text-decoration: none;

    transition: all var(--transition-fast);

    border-bottom: 2px solid transparent;

    font-size: 0.9375rem;

}



.nav-link-compact:hover {

    color: var(--primary-color);

    background: var(--gray-50);

}



.nav-link-compact.active {

    color: var(--primary-color);

    border-bottom-color: var(--primary-color);

}



.nav-link-compact.nav-highlight {

    background: var(--secondary-color);

    color: white;

    font-weight: 600;

}



.nav-link-compact.nav-highlight:hover {

    background: var(--secondary-dark);

    color: white;

}



/* Responsive for Compact Header */

@media (max-width: 1024px) {

    .header-content-row {

        flex-wrap: wrap;

        gap: 1rem;

    }

    

    .search-bar-compact {

        order: 3;

        flex: 1 1 100%;

        max-width: 100%;

    }

    

    .action-text {

        display: none;

    }

}



@media (max-width: 768px) {

    .header-top-compact {

        font-size: 0.75rem;

    }

    

    .header-main-compact {

        padding: 0.5rem 0;

    }

    

    .site-logo-compact img {

        max-height: 35px;

    }

    

    .search-input-group input[type="text"] {

        padding: 0.5rem 0.75rem;

        font-size: 0.875rem;

    }

    

    .search-input-group select {

        font-size: 0.8125rem;

        padding: 0.5rem;

    }

    

    .search-btn-compact {

        padding: 0.5rem 1rem;

        font-size: 0.875rem;

    }

    

    .nav-container-compact {

        overflow-x: auto;

        flex-wrap: nowrap;

        -webkit-overflow-scrolling: touch;

    }

    

    .nav-link-compact {

        padding: 0.75rem 1rem;

        font-size: 0.875rem;

        white-space: nowrap;

    }

}



/* ==================== CARDS ==================== */

.card {

    background: white;

    border-radius: var(--radius-lg);

    box-shadow: var(--shadow-md);

    overflow: hidden;

    transition: transform var(--transition-base), box-shadow var(--transition-base);

}



.card:hover {

    transform: translateY(-4px);

    box-shadow: var(--shadow-xl);

}



.card-header {

    padding: var(--spacing-lg);

    background: var(--gray-50);

    border-bottom: 1px solid var(--gray-200);

    font-weight: 600;

    font-size: 1.125rem;

}



.card-body {

    padding: var(--spacing-lg);

}



.card-footer {

    padding: var(--spacing-lg);

    background: var(--gray-50);

    border-top: 1px solid var(--gray-200);

}



.card-title {

    font-size: 1.25rem;

    margin-bottom: var(--spacing-sm);

}



.card-text {

    color: var(--gray-600);

    margin-bottom: var(--spacing-md);

}



.card-img-top {

    width: 100%;

    height: 200px;

    object-fit: cover;

}



/* ==================== BUTTONS ==================== */

.btn {

    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: var(--spacing-sm);

    padding: var(--spacing-md) var(--spacing-lg);

    font-size: 1rem;

    font-weight: 500;

    text-align: center;

    border: 1px solid transparent;

    border-radius: var(--radius-md);

    cursor: pointer;

    transition: all var(--transition-base);

    text-decoration: none;

}



.btn-primary {

    background: var(--primary-color);

    color: white;

    border-color: var(--primary-color);

}



.btn-primary:hover {

    background: var(--primary-dark);

    border-color: var(--primary-dark);

    color: white;

}



.btn-secondary {

    background: var(--secondary-color);

    color: white;

    border-color: var(--secondary-color);

}



.btn-secondary:hover {

    background: var(--secondary-dark);

    border-color: var(--secondary-dark);

    color: white;

}



.btn-outline-primary {

    background: transparent;

    color: var(--primary-color);

    border-color: var(--primary-color);

}



.btn-outline-primary:hover {

    background: var(--primary-color);

    color: white;

}



.btn-sm {

    padding: var(--spacing-sm) var(--spacing-md);

    font-size: 0.875rem;

}



.btn-lg {

    padding: var(--spacing-lg) var(--spacing-xl);

    font-size: 1.125rem;

}



/* ==================== FORMS ==================== */

.form-group {

    margin-bottom: var(--spacing-lg);

}



.form-label {

    display: block;

    margin-bottom: var(--spacing-sm);

    font-weight: 500;

    color: var(--gray-700);

}



.form-control {

    width: 100%;

    padding: var(--spacing-md);

    font-size: 1rem;

    border: 1px solid var(--gray-300);

    border-radius: var(--radius-md);

    transition: border-color var(--transition-base), box-shadow var(--transition-base);

}



.form-control:focus {

    outline: none;

    border-color: var(--primary-color);

    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);

}



.form-select {

    width: 100%;

    padding: var(--spacing-md);

    font-size: 1rem;

    border: 1px solid var(--gray-300);

    border-radius: var(--radius-md);

    background: white;

    cursor: pointer;

}



textarea.form-control {

    min-height: 120px;

    resize: vertical;

}



/* ==================== BADGES & TAGS ==================== */

.badge {

    display: inline-flex;

    align-items: center;

    padding: var(--spacing-xs) var(--spacing-sm);

    font-size: 0.75rem;

    font-weight: 600;

    border-radius: var(--radius-sm);

    text-transform: uppercase;

    letter-spacing: 0.025em;

}



.badge-primary {

    background: var(--primary-color);

    color: white;

}



.badge-success {

    background: var(--success);

    color: white;

}



.badge-warning {

    background: var(--warning);

    color: white;

}



.badge-danger {

    background: var(--danger);

    color: white;

}



/* ==================== STATS & METRICS ==================== */

.stats-container {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));

    gap: var(--spacing-md);

    margin: var(--spacing-xl) 0;

}



.stat-card {

    background: white;

    padding: var(--spacing-lg);

    border-radius: var(--radius-lg);

    box-shadow: var(--shadow-md);

    text-align: center;

    transition: transform var(--transition-base);

}



.stat-card:hover {

    transform: translateY(-2px);

}



.stat-value {

    font-size: 2.5rem;

    font-weight: 700;

    color: var(--primary-color);

    margin-bottom: var(--spacing-sm);

}



.stat-label {

    color: var(--gray-600);

    font-size: 0.875rem;

    text-transform: uppercase;

    letter-spacing: 0.05em;

}



/* ==================== CATEGORY GRID ==================== */

.category-grid {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));

    gap: var(--spacing-md);

    margin: var(--spacing-xl) 0;

}



.category-card {

    background: white;

    padding: var(--spacing-lg);

    border-radius: var(--radius-lg);

    box-shadow: var(--shadow-md);

    transition: all var(--transition-base);

    cursor: pointer;

}



.category-card:hover {

    transform: translateY(-4px);

    box-shadow: var(--shadow-xl);

    border-color: var(--primary-color);

}



.category-icon {

    font-size: 2rem;

    margin-bottom: var(--spacing-md);

    color: var(--primary-color);

}



.category-name {

    font-weight: 600;

    margin-bottom: var(--spacing-sm);

    color: var(--gray-800);

}



.category-count {

    color: var(--gray-500);

    font-size: 0.875rem;

}



/* ==================== OFFER/PRODUCT CARDS ==================== */

.offer-grid {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));

    gap: var(--spacing-lg);

}



.offer-card {

    background: white;

    border-radius: var(--radius-lg);

    overflow: hidden;

    box-shadow: var(--shadow-md);

    transition: all var(--transition-base);

}



.offer-card:hover {

    transform: translateY(-4px);

    box-shadow: var(--shadow-xl);

}



.offer-image {

    width: 100%;

    height: 200px;

    object-fit: cover;

    background: var(--gray-100);

}



.offer-content {

    padding: var(--spacing-lg);

}



.offer-title {

    font-size: 1.125rem;

    font-weight: 600;

    margin-bottom: var(--spacing-sm);

    color: var(--gray-900);

    display: -webkit-box;

    -webkit-line-clamp: 2;

    -webkit-box-orient: vertical;

    overflow: hidden;

}



.offer-price {

    font-size: 1.5rem;

    font-weight: 700;

    color: var(--primary-color);

    margin-bottom: var(--spacing-sm);

}



.offer-meta {

    display: flex;

    gap: var(--spacing-md);

    font-size: 0.875rem;

    color: var(--gray-500);

    margin-top: var(--spacing-md);

    padding-top: var(--spacing-md);

    border-top: 1px solid var(--gray-200);

}



/* ==================== SIDEBAR ==================== */

.sidebar {

    background: white;

    border-radius: var(--radius-lg);

    box-shadow: var(--shadow-md);

}



.sidebar-section {

    padding: var(--spacing-lg);

    border-bottom: 1px solid var(--gray-200);

}



.sidebar-section:last-child {

    border-bottom: none;

}



.sidebar-title {

    font-weight: 600;

    margin-bottom: var(--spacing-md);

    color: var(--gray-900);

}



.sidebar-list {

    list-style: none;

}



.sidebar-list-item {

    padding: var(--spacing-sm) 0;

}



.sidebar-list-item a {

    display: flex;

    justify-content: space-between;

    color: var(--gray-700);

    transition: color var(--transition-fast);

}



.sidebar-list-item a:hover {

    color: var(--primary-color);

}



/* ==================== FOOTER ==================== */

.site-footer {

    background: var(--gray-900);

    color: var(--gray-300);

    margin-top: var(--spacing-2xl);

    padding-top: var(--spacing-2xl);

}



.footer-main {

    padding-bottom: var(--spacing-xl);

}



.footer-section {

    margin-bottom: var(--spacing-lg);

}



.footer-title {

    color: white;

    font-weight: 600;

    margin-bottom: var(--spacing-md);

}



.footer-links {

    list-style: none;

}



.footer-links li {

    margin-bottom: var(--spacing-sm);

}



.footer-links a {

    color: var(--gray-300);

    transition: color var(--transition-fast);

}



.footer-links a:hover {

    color: white;

}



.footer-bottom {

    border-top: 1px solid var(--gray-700);

    padding: var(--spacing-lg) 0;

    text-align: center;

    font-size: 0.875rem;

}



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

.mt-1 { margin-top: var(--spacing-sm); }

.mt-2 { margin-top: var(--spacing-md); }

.mt-3 { margin-top: var(--spacing-lg); }

.mt-4 { margin-top: var(--spacing-xl); }



.mb-1 { margin-bottom: var(--spacing-sm); }

.mb-2 { margin-bottom: var(--spacing-md); }

.mb-3 { margin-bottom: var(--spacing-lg); }

.mb-4 { margin-bottom: var(--spacing-xl); }



.p-1 { padding: var(--spacing-sm); }

.p-2 { padding: var(--spacing-md); }

.p-3 { padding: var(--spacing-lg); }

.p-4 { padding: var(--spacing-xl); }



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

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

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



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

.text-gray { color: var(--gray-600); }

.text-muted { color: var(--gray-500); }



.bg-white { background: white; }

.bg-gray { background: var(--gray-100); }

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



.d-flex { display: flex; }

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

.justify-content-between { justify-content: space-between; }

.gap-1 { gap: var(--spacing-sm); }

.gap-2 { gap: var(--spacing-md); }

.gap-3 { gap: var(--spacing-lg); }



/* ==================== RESPONSIVE DESIGN ==================== */

@media (max-width: 1024px) {

    .container {

        max-width: 100%;

    }

    

    .header-main .container {

        flex-wrap: wrap;

    }

    

    .search-bar-container {

        order: 3;

        width: 100%;

        max-width: 100%;

        margin-top: var(--spacing-md);

    }

}



@media (max-width: 768px) {

    h1 { font-size: 2rem; }

    h2 { font-size: 1.75rem; }

    h3 { font-size: 1.5rem; }

    

    .nav-container {

        flex-direction: column;

        gap: 0;

    }

    

    .nav-link {

        border-bottom: 1px solid var(--gray-200);

        border-left: 3px solid transparent;

    }

    

    .nav-link.active {

        border-bottom-color: var(--gray-200);

        border-left-color: var(--primary-color);

    }

    

    .stats-container {

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

    }

    

    .category-grid {

        grid-template-columns: 1fr;

    }

    

    .offer-grid {

        grid-template-columns: 1fr;

    }

    

    [class^="col-"] {

        width: 100%;

    }

}



@media (max-width: 480px) {

    .stats-container {

        grid-template-columns: 1fr;

    }

    

    .stat-value {

        font-size: 2rem;

    }

}



/* ==================== ANIMATIONS ==================== */

@keyframes fadeIn {

    from {

        opacity: 0;

        transform: translateY(10px);

    }

    to {

        opacity: 1;

        transform: translateY(0);

    }

}



.fade-in {

    animation: fadeIn var(--transition-slow) ease-out;

}



/* ==================== LEGACY COMPATIBILITY ==================== */

/* Keep some old class names for backward compatibility */

.maintablestyle {

    background: white;

    border-radius: var(--radius-lg);

}



.innertablestyle {

    background: white;

}



.onepxtable {

    border: 1px solid var(--gray-200);

}



.normal {

    font-family: var(--font-primary);

    color: var(--gray-700);

}



.smalltext {

    font-size: 0.875rem;

    color: var(--gray-600);

}



.activetab, .inactivetab {

    padding: var(--spacing-md) var(--spacing-lg);

    border-radius: var(--radius-md) var(--radius-md) 0 0;

}



.activetab {

    background: white;

    color: var(--primary-color);

    font-weight: 600;

    border-bottom: 3px solid var(--primary-color);

}



.inactivetab {

    background: var(--gray-100);

    color: var(--gray-600);

}



.inactivetab a {

    color: var(--gray-700);

}



.sidetitle {

    background: var(--primary-color);

    color: white;

    padding: var(--spacing-md);

    font-weight: 600;

}



/* ==================== HOMEPAGE COMPONENTS ==================== */



/* Statistics Cards */

.stats-container {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));

    gap: 1.5rem;

    margin-bottom: 2rem;

}



.stat-card {

    background: white;

    border-radius: var(--radius-lg);

    padding: 2rem;

    text-align: center;

    box-shadow: var(--shadow-md);

    transition: transform var(--transition-base), box-shadow var(--transition-base);

    border: 1px solid var(--gray-200);

}



.stat-card:hover {

    transform: translateY(-4px);

    box-shadow: var(--shadow-lg);

}



.stat-value {

    font-size: 2.5rem;

    font-weight: 700;

    color: var(--primary-color);

    margin-bottom: 0.5rem;

}



.stat-label {

    font-size: 1rem;

    color: var(--gray-600);

    font-weight: 500;

    text-transform: uppercase;

    letter-spacing: 0.05em;

}



/* Category Grid */

.category-grid {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));

    gap: 1.5rem;

}



.category-card {

    background: white;

    border-radius: var(--radius-lg);

    padding: 2rem;

    text-align: center;

    box-shadow: var(--shadow-sm);

    transition: all var(--transition-base);

    text-decoration: none;

    border: 2px solid var(--gray-100);

    display: flex;

    flex-direction: column;

    align-items: center;

    gap: 0.75rem;

}



.category-card:hover {

    border-color: var(--primary-color);

    box-shadow: var(--shadow-md);

    transform: translateY(-2px);

}



.category-icon {

    font-size: 2.5rem;

    margin-bottom: 0.5rem;

}



.category-name {

    font-size: 1.125rem;

    font-weight: 600;

    color: var(--gray-900);

}



.category-count {

    font-size: 0.875rem;

    color: var(--gray-500);

}



/* Offer Grid - 5 columns for featured offers */

.offer-grid {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));

    gap: 1.5rem;

}



.offer-card {

    background: white;

    border-radius: var(--radius-lg);

    overflow: hidden;

    box-shadow: var(--shadow-sm);

    transition: all var(--transition-base);

    border: 1px solid var(--gray-200);

    display: flex;

    flex-direction: column;

}



.offer-card:hover {

    box-shadow: var(--shadow-lg);

    transform: translateY(-4px);

}



.offer-image {

    width: 100%;

    height: 200px;

    object-fit: cover;

    background: var(--gray-100);

    display: block;

}



.offer-content {

    padding: 1.25rem;

    flex: 1;

    display: flex;

    flex-direction: column;

}



.offer-title {

    font-size: 1rem;

    font-weight: 600;

    margin-bottom: 0.75rem;

    line-height: 1.4;

}



.offer-title a {

    color: var(--gray-900);

    text-decoration: none;

    transition: color var(--transition-fast);

}



.offer-title a:hover {

    color: var(--primary-color);

}



.offer-meta {

    display: flex;

    flex-wrap: wrap;

    gap: 0.75rem;

    margin-top: auto;

    font-size: 0.875rem;

    color: var(--gray-600);

}



.offer-meta span {

    display: flex;

    align-items: center;

    gap: 0.25rem;

}



/* Badges */

.badge {

    display: inline-block;

    padding: 0.25rem 0.75rem;

    font-size: 0.75rem;

    font-weight: 600;

    border-radius: 9999px;

    text-transform: uppercase;

    letter-spacing: 0.025em;

}



.badge-primary {

    background: var(--primary-light);

    color: white;

}



.badge-secondary {

    background: var(--secondary-light);

    color: white;

}



.badge-warning {

    background: var(--warning);

    color: white;

}



/* Card Text */

.card-text {

    font-size: 0.875rem;

    color: var(--gray-600);

    line-height: 1.6;

    margin-bottom: 1rem;

}



/* ==================== RESPONSIVE ADJUSTMENTS ==================== */

@media (max-width: 1024px) {

    .stats-container {

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

    }

    

    .category-grid {

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

    }

    

    .offer-grid {

        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));

    }

}



@media (max-width: 768px) {

    .stats-container {

        grid-template-columns: 1fr;

    }

    

    .category-grid {

        grid-template-columns: 1fr;

    }

    

    .offer-grid {

        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));

    }

    

    .stat-value {

        font-size: 2rem;

    }

    

    h1 { font-size: 2rem; }

    h2 { font-size: 1.5rem; }

}



@media (max-width: 480px) {

    .offer-grid {

        grid-template-columns: 1fr;

    }

}



/* ==================== ALIBABA-STYLE HOMEPAGE ==================== */



/* Main Homepage Container */

.alibaba-homepage {

    max-width: 1400px;

    margin: 0 auto;

    padding: 1.5rem;

}



/* Hero Section with Sidebar */

.hero-section {

    display: grid;

    grid-template-columns: 250px 1fr;

    gap: 1.5rem;

    margin-bottom: 2rem;

    position: relative;

    overflow: visible;

}



/* Categories Sidebar */

.categories-sidebar {

    background: white;

    border-radius: var(--radius-md);

    box-shadow: var(--shadow-sm);

    overflow: visible;

}



.sidebar-title {

    background: var(--primary-color);

    color: white;

    padding: 0.875rem 1rem;

    font-weight: 600;

    font-size: 1rem;

}



.category-list {

    list-style: none;

    padding: 0;

    margin: 0;

    overflow: hidden;

    border-radius: 0 0 var(--radius-md) var(--radius-md);

}



.category-list li {

    border-bottom: 1px solid var(--gray-100);

}



.category-item {

    position: relative;

}



.category-link {

    display: flex;

    justify-content: space-between;

    align-items: center;

    padding: 0.75rem 1rem;

    text-decoration: none;

    color: var(--gray-700);

    transition: all var(--transition-fast);

}



.category-link:hover {

    background: var(--gray-50);

    color: var(--primary-color);

    padding-left: 1.25rem;

}



.cat-name {

    font-size: 0.9375rem;

}



.cat-arrow {

    color: var(--gray-400);

    font-size: 1.125rem;

    transition: transform var(--transition-fast);

}



.category-item.has-subcategories .cat-arrow {

    color: var(--primary-color);

    font-weight: bold;

}



.category-item.has-subcategories:hover .cat-arrow {

    transform: rotate(-90deg);

}



/* Subcategory Hover Menu */

.subcategory-menu {

    display: none !important;

    position: absolute !important;

    left: 100% !important;

    top: 0 !important;

    width: 550px !important;

    background: white !important;

    box-shadow: 0 10px 40px rgba(0,0,0,0.3) !important;

    border: 3px solid red !important;

    border-radius: var(--radius-md);

    padding: 1.25rem !important;

    z-index: 9999 !important;

    margin-left: 5px !important;

}



.category-item:hover .subcategory-menu,

.category-item.has-subcategories:hover .subcategory-menu {

    display: block !important;

}



.subcategory-header {

    font-size: 1.125rem;

    color: var(--gray-900);

    margin-bottom: 1rem;

    padding-bottom: 0.75rem;

    border-bottom: 2px solid var(--primary-color);

}



.subcategory-grid {

    display: grid;

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

    gap: 0.5rem;

    margin-bottom: 1rem;

}



.subcategory-link {

    padding: 0.625rem 0.875rem;

    color: var(--gray-700);

    text-decoration: none;

    border-radius: var(--radius-sm);

    font-size: 0.9375rem;

    transition: all var(--transition-fast);

    display: block;

}



.subcategory-link:hover {

    background: var(--primary-color);

    color: white;

    padding-left: 1.125rem;

}



.view-all-subcat {

    display: block;

    text-align: center;

    padding: 0.75rem;

    background: var(--gray-50);

    color: var(--primary-color);

    font-weight: 600;

    text-decoration: none;

    border-radius: var(--radius-sm);

    font-size: 0.875rem;

    transition: all var(--transition-fast);

}



.view-all-subcat:hover {

    background: var(--primary-color);

    color: white;

}



.view-all-categories {

    display: block;

    text-align: center;

    padding: 0.875rem;

    background: var(--gray-50);

    color: var(--primary-color);

    font-weight: 600;

    text-decoration: none;

    border-top: 2px solid var(--gray-200);

    font-size: 0.9375rem;

}



.view-all-categories:hover {

    background: var(--primary-color);

    color: white;

}



/* Hero Banner */

.hero-banner {

    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);

    border-radius: var(--radius-md);

    padding: 3rem 2rem;

    color: white;

    box-shadow: var(--shadow-md);

}



.hero-content h1 {

    font-size: 2rem;

    margin-bottom: 0.5rem;

    color: white;

}



.hero-subtitle {

    font-size: 1.125rem;

    opacity: 0.95;

    margin-bottom: 2rem;

}



.hero-stats {

    display: grid;

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

    gap: 1.5rem;

    margin-bottom: 2rem;

}



.hero-stat {

    text-align: center;

    padding: 1rem;

    background: rgba(255, 255, 255, 0.1);

    border-radius: var(--radius-md);

    backdrop-filter: blur(10px);

}



.hero-stat strong {

    display: block;

    font-size: 1.75rem;

    font-weight: 700;

    margin-bottom: 0.25rem;

}



.hero-stat span {

    font-size: 0.875rem;

    opacity: 0.9;

}



.hero-actions {

    display: flex;

    gap: 1rem;

    flex-wrap: wrap;

}



.btn-hero {

    padding: 0.875rem 2rem;

    border-radius: var(--radius-md);

    font-weight: 600;

    text-decoration: none;

    transition: all var(--transition-base);

    display: inline-block;

    font-size: 1rem;

}



.btn-hero-primary {

    background: white;

    color: var(--primary-color);

}



.btn-hero-primary:hover {

    transform: translateY(-2px);

    box-shadow: var(--shadow-lg);

}



.btn-hero-secondary {

    background: transparent;

    color: white;

    border: 2px solid white;

}



.btn-hero-secondary:hover {

    background: white;

    color: var(--primary-color);

}



/* Quick Access Cards */

.quick-access-section {

    display: grid;

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

    gap: 1.5rem;

    margin-bottom: 2.5rem;

}



.quick-card {

    background: white;

    border-radius: var(--radius-md);

    padding: 1.5rem 1.25rem;

    box-shadow: var(--shadow-sm);

    border: 1px solid var(--gray-200);

    transition: all var(--transition-base);

    display: flex;

    align-items: flex-start;

    gap: 1rem;

}



.quick-card:hover {

    box-shadow: var(--shadow-md);

    transform: translateY(-2px);

    border-color: var(--primary-color);

}



.quick-icon {

    font-size: 2rem;

    flex-shrink: 0;

}



.quick-content h3 {

    font-size: 1rem;

    margin-bottom: 0.375rem;

    color: var(--gray-900);

}



.quick-content p {

    font-size: 0.8125rem;

    color: var(--gray-600);

    margin-bottom: 0.5rem;

}



.quick-link {

    font-size: 0.875rem;

    color: var(--primary-color);

    text-decoration: none;

    font-weight: 600;

}



.quick-link:hover {

    text-decoration: underline;

}



/* Featured Sections */

.featured-section {

    margin-bottom: 2.5rem;

}



.section-header {

    display: flex;

    justify-content: space-between;

    align-items: center;

    margin-bottom: 1.25rem;

    padding-bottom: 0.75rem;

    border-bottom: 2px solid var(--gray-200);

}



.section-header h2 {

    font-size: 1.5rem;

    margin: 0;

    color: var(--gray-900);

}



.view-all-link {

    color: var(--primary-color);

    text-decoration: none;

    font-weight: 600;

    font-size: 0.9375rem;

}



.view-all-link:hover {

    text-decoration: underline;

}



/* Compact Product Grid */

.offers-grid-compact {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));

    gap: 1rem;

}



.product-card-compact {

    background: white;

    border: 1px solid var(--gray-200);

    border-radius: var(--radius-md);

    overflow: hidden;

    transition: all var(--transition-fast);

}



.product-card-compact:hover {

    box-shadow: var(--shadow-md);

    border-color: var(--primary-color);

}



.product-image-link {

    display: block;

    position: relative;

    overflow: hidden;

}



.product-image {

    width: 100%;

    height: 180px;

    object-fit: cover;

    background: var(--gray-100);

    display: block;

    transition: transform var(--transition-base);

}



.product-card-compact:hover .product-image {

    transform: scale(1.05);

}



.gold-badge {

    position: absolute;

    top: 0.5rem;

    right: 0.5rem;

    background: linear-gradient(135deg, #FFD700, #FFA500);

    color: white;

    padding: 0.25rem 0.625rem;

    border-radius: 1rem;

    font-size: 0.6875rem;

    font-weight: 700;

    letter-spacing: 0.025em;

    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);

}



.product-info {

    padding: 0.875rem;

}



.product-title {

    font-size: 0.9375rem;

    margin-bottom: 0.5rem;

    line-height: 1.4;

}



.product-title a {

    color: var(--gray-900);

    text-decoration: none;

}



.product-title a:hover {

    color: var(--primary-color);

}



.product-description {

    font-size: 0.8125rem;

    color: var(--gray-600);

    line-height: 1.5;

    margin-bottom: 0.625rem;

    display: -webkit-box;

    -webkit-line-clamp: 2;

    -webkit-box-orient: vertical;

    overflow: hidden;

}



.product-meta {

    font-size: 0.8125rem;

    color: var(--gray-500);

}



.product-date, .product-company {

    display: inline-flex;

    align-items: center;

    gap: 0.25rem;

}



/* Wide Product Cards (for product catalogs) */

.products-grid-compact {

    display: grid;

    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));

    gap: 1.25rem;

}



.product-card-wide {

    background: white;

    border: 1px solid var(--gray-200);

    border-radius: var(--radius-md);

    overflow: hidden;

    transition: all var(--transition-fast);

}



.product-card-wide:hover {

    box-shadow: var(--shadow-md);

    border-color: var(--primary-color);

}



.product-card-wide .product-image {

    height: 220px;

}



.product-card-wide .product-info {

    padding: 1rem;

}



.product-card-wide .product-title {

    font-size: 1rem;

    margin-bottom: 0.625rem;

}



/* CTA Section */

.cta-section {

    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);

    color: white;

    padding: 3rem 2rem;

    border-radius: var(--radius-md);

    text-align: center;

    margin-top: 3rem;

}



.cta-section h2 {

    font-size: 2rem;

    margin-bottom: 0.75rem;

    color: white;

}



.cta-section p {

    font-size: 1.125rem;

    opacity: 0.95;

    margin-bottom: 2rem;

}



.cta-buttons {

    display: flex;

    gap: 1rem;

    justify-content: center;

    flex-wrap: wrap;

}



.btn-cta {

    padding: 0.875rem 2rem;

    border-radius: var(--radius-md);

    font-weight: 600;

    text-decoration: none;

    transition: all var(--transition-base);

    display: inline-block;

    font-size: 1rem;

}



.btn-cta-primary {

    background: white;

    color: var(--primary-color);

}



.btn-cta-primary:hover {

    transform: translateY(-3px);

    box-shadow: var(--shadow-lg);

}



.btn-cta-secondary {

    background: var(--secondary-color);

    color: white;

}



.btn-cta-secondary:hover {

    background: var(--secondary-dark);

    transform: translateY(-3px);

}



.btn-cta-outline {

    background: transparent;

    color: white;

    border: 2px solid white;

}



.btn-cta-outline:hover {

    background: white;

    color: var(--primary-color);

}



/* Responsive Alibaba Layout */

@media (max-width: 1024px) {

    .hero-section {

        grid-template-columns: 220px 1fr;

        gap: 1rem;

    }

    

    .hero-stats {

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

    }

    

    .quick-access-section {

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

    }

    

    .offers-grid-compact {

        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));

    }

    

    .products-grid-compact {

        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));

    }

}



@media (max-width: 768px) {

    .alibaba-homepage {

        padding: 1rem;

    }

    

    .hero-section {

        grid-template-columns: 1fr;

    }

    

    .categories-sidebar {

        display: none;

    }

    

    .hero-banner {

        padding: 2rem 1.5rem;

    }

    

    .hero-content h1 {

        font-size: 1.5rem;

    }

    

    .hero-stats {

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

        gap: 1rem;

    }

    

    .quick-access-section {

        grid-template-columns: 1fr;

    }

    

    .quick-card {

        flex-direction: column;

        text-align: center;

    }

    

    .offers-grid-compact {

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

    }

    

    .products-grid-compact {

        grid-template-columns: 1fr;

    }

    

    .cta-section {

        padding: 2rem 1.5rem;

    }

    

    .cta-section h2 {

        font-size: 1.5rem;

    }

}



@media (max-width: 480px) {

    .hero-stats {

        grid-template-columns: 1fr;

    }

    

    .offers-grid-compact {

        grid-template-columns: 1fr;

    }

    

    .hero-actions {

        flex-direction: column;

    }

    

    .btn-hero, .btn-cta {

        width: 100%;

        text-align: center;

    }

}