/* ========================================
   FloraPack - Clean B2B Style
   Inspired by meijiabag.com
   ======================================== */

:root {
    --color-primary: #1a5f3f;
    --color-primary-dark: #124a30;
    --color-accent: #e07b39;
    --color-text: #1a1a1a;
    --color-text-light: #666;
    --color-bg: #fff;
    --color-bg-light: #f7f7f7;
    --color-border: #e5e5e5;
    --radius: 8px;
    --radius-lg: 16px;
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --max-width: 1200px;
    --header-height: 70px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    height: var(--header-height);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 1.75rem;
}

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

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-list a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    transition: color 0.2s;
}

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

.nav-cta {
    background: var(--color-primary);
    color: white !important;
    padding: 10px 20px;
    border-radius: var(--radius);
}

.nav-cta:hover {
    background: var(--color-primary-dark);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: 0.3s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all 0.3s;
    border: 2px solid transparent;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

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

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

.btn-white:hover {
    background: var(--color-bg-light);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(180deg, #f0f7f3 0%, #fff 100%);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    max-width: 800px;
    margin: 0 auto 24px;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background: var(--color-bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.benefit {
    text-align: center;
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
    display: block;
}

.benefit h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.benefit p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* Product Categories */
.product-categories {
    padding: 80px 0;
    background: var(--color-bg-light);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    font-size: 1.1rem;
    margin-bottom: 50px;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.category-card.large {
    grid-column: span 2;
    grid-row: span 2;
}

.category-image {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--color-bg-light);
}

.category-card.large .category-image {
    aspect-ratio: 16/10;
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.category-info {
    padding: 24px;
}

.category-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.category-info p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.view-link {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Featured Products */
.featured-products {
    padding: 80px 0;
    background: var(--color-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

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

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

.product-item,
.product-card {
    display: block;
    background: var(--color-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.product-image,
.product-image-wrapper {
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-bg-light);
}

.product-image img,
.product-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.product-item:hover .product-image img,
.product-card:hover .product-image-wrapper img {
    transform: scale(1.08);
}

.product-item h4,
.product-card h3 {
    padding: 16px;
    font-size: 1rem;
    font-weight: 600;
}

.product-category,
.product-tag {
    display: inline-block;
    margin: 0 16px 16px;
    padding: 4px 12px;
    background: var(--color-bg-light);
    color: var(--color-text-light);
    font-size: 0.8rem;
    border-radius: 20px;
}

/* Subcategory Card */
.subcategory-card {
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s;
}

.subcategory-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.subcategory-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.subcategory-card h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.subcategory-card p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.view-all {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: var(--color-primary);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

/* Page Hero */
.page-hero {
    padding: 80px 0 40px;
    text-align: center;
    background: var(--color-bg-light);
}

.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.page-hero p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Products Section */
.products-section {
    padding: 60px 0 100px;
}

.filter-bar {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border: 1px solid var(--color-border);
    border-radius: 30px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.category-description {
    max-width: 800px;
    margin: 0 auto 50px;
    text-align: center;
    color: var(--color-text-light);
}

.category-description h2 {
    color: var(--color-text);
    margin: 30px 0 15px;
}

.category-description h3 {
    color: var(--color-text);
    margin: 25px 0 10px;
}

.category-description ul {
    text-align: left;
    display: inline-block;
    margin: 15px 0;
}

/* Product Detail Page */
.product-hero {
    padding: 60px 0;
}

.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-gallery {
    position: sticky;
    top: 100px;
}

.main-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg-light);
    margin-bottom: 16px;
}

.main-image img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
}

.thumbnail-list {
    display: flex;
    gap: 12px;
}

.thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius);
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.thumb:hover,
.thumb.active {
    border-color: var(--color-primary);
}

.product-info-panel {
    padding-top: 20px;
}

.product-header {
    margin-bottom: 30px;
}

.category-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-bg-light);
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 12px;
}

.product-header h1 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.3;
}

.product-description {
    color: var(--color-text-light);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.product-description h2 {
    color: var(--color-text);
    margin: 30px 0 15px;
    font-size: 1.4rem;
}

.product-description h3 {
    color: var(--color-text);
    margin: 25px 0 10px;
    font-size: 1.2rem;
}

.product-description ul,
.product-description ol {
    margin: 15px 0;
    padding-left: 25px;
}

.product-description li {
    margin: 8px 0;
}

.product-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Related Products */
.related-products {
    padding: 60px 0 100px;
    background: var(--color-bg-light);
}

/* Footer */
.site-footer {
    background: #1a1a1a;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-brand {
    max-width: 400px;
}

.footer-brand .logo-icon {
    font-size: 2rem;
    margin-bottom: 16px;
    display: block;
}

.footer-brand strong {
    font-size: 1.5rem;
    display: block;
    margin-bottom: 12px;
}

.footer-brand p {
    color: #999;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #999;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    text-align: center;
    color: #666;
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .category-card.large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .products-grid.large {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-layout {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-list {
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: 24px;
        gap: 0;
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s;
    }
    
    .nav-list.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list li {
        width: 100%;
    }
    
    .nav-list a {
        display: block;
        padding: 16px 0;
        border-bottom: 1px solid var(--color-border);
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card.large {
        grid-column: span 1;
    }
    
    .products-grid,
    .products-grid.large,
    .products-grid.small {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-layout {
        grid-template-columns: 1fr;
    }
    
    .product-gallery {
        position: static;
    }
    
    .product-header h1 {
        font-size: 1.75rem;
    }
    
    .cta-section h2 {
        font-size: 1.75rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .filter-bar {
        overflow-x: auto;
        justify-content: flex-start;
        padding-bottom: 10px;
        flex-wrap: nowrap;
    }
    
    .filter-btn {
        white-space: nowrap;
    }
}

@media (max-width: 480px) {
    .products-grid,
    .products-grid.large,
    .products-grid.small {
        grid-template-columns: 1fr;
    }
    
    .btn {
        width: 100%;
    }
    
    .product-actions {
        flex-direction: column;
    }
}