/* ========================================
   Snow Boots Wholesale - B2B Factory Website
   Style CSS - Minimalist Industrial Design
   ======================================== */

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

:root {
    --primary-dark: #1a1a1a;
    --primary-gray: #333333;
    --secondary-gray: #666666;
    --light-gray: #f5f5f5;
    --border-gray: #e0e0e0;
    --accent-brown: #8b7355;
    --accent-dark: #2c2c2c;
    --white: #ffffff;
    --whatsapp-green: #25D366;
    --whatsapp-dark: #128C7E;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--primary-gray);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

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

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--primary-dark);
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--secondary-gray);
}

.section-subtitle {
    font-size: 1rem;
    color: var(--accent-brown);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    gap: 8px;
}

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

.btn-primary:hover {
    background-color: var(--accent-brown);
    transform: translateY(-2px);
}

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

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

.btn-whatsapp {
    background-color: var(--whatsapp-green);
    color: var(--white);
    font-weight: 600;
}

.btn-whatsapp:hover {
    background-color: var(--whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp svg {
    width: 20px;
    height: 20px;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-gray);
    transition: var(--transition);
}

header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    letter-spacing: -0.02em;
}

.logo span {
    color: var(--accent-brown);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-brown);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-dark);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--primary-dark);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #fafafa 0%, #f0f0f0 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('../images/factory-hero.jpg');
    background-size: cover;
    background-position: center;
    /* 左边渐变遮罩，和左侧浅色背景自然过渡 */
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 30%);
    mask-image: linear-gradient(to right, transparent 0%, black 30%);
    /* 稍微调亮，让画面更干净通透 */
    filter: brightness(1.08) contrast(0.95);
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
}

.hero h1 {
    margin-bottom: 24px;
}

.hero p {
    font-size: 1.125rem;
    margin-bottom: 40px;
    color: var(--secondary-gray);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-gray);
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.stat-item p {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--secondary-gray);
    margin: 0;
}

/* Sections */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header p {
    font-size: 1.05rem;
}

/* Features Section */
.features {
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    background-color: var(--light-gray);
    border-radius: 4px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white);
    border-radius: 50%;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--accent-brown);
}

.feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.9rem;
    margin: 0;
}

/* Products Preview Section */
.products-preview {
    background-color: var(--light-gray);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.product-card {
    background-color: var(--white);
    border-radius: 4px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.product-image {
    position: relative;
    aspect-ratio: 3/2;
    background-color: #f5f5f5;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-sizing: border-box;
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: var(--transition);
}

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

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 12px;
    background-color: var(--primary-dark);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 2px;
}

.product-info {
    padding: 24px;
}

.product-info h3 {
    font-size: 1.125rem;
    margin-bottom: 8px;
}

.product-specs {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    font-size: 0.85rem;
    color: var(--secondary-gray);
}

.product-specs span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.product-btn {
    width: 100%;
    padding: 12px;
    font-size: 0.85rem;
}

.view-all-btn {
    text-align: center;
}

/* Factory Showcase Section */
.factory-showcase {
    background-color: var(--white);
}

.factory-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.factory-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.factory-img {
    aspect-ratio: 1;
    background-color: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
}

.factory-img:first-child {
    grid-column: span 2;
    aspect-ratio: 2/1;
}

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

.factory-content h2 {
    margin-bottom: 24px;
}

.factory-content p {
    margin-bottom: 24px;
}

.factory-list {
    margin-bottom: 32px;
}

.factory-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-gray);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.factory-list li:last-child {
    border-bottom: none;
}

.factory-list svg {
    width: 20px;
    height: 20px;
    color: var(--accent-brown);
    flex-shrink: 0;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary-dark);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 16px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto 32px;
}

/* Footer */
footer {
    background-color: var(--accent-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 24px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.7;
}

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

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.whatsapp-float-btn {
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float-btn svg {
    width: 30px;
    height: 30px;
    color: var(--white);
}

.whatsapp-tooltip {
    background-color: var(--white);
    color: var(--primary-dark);
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: var(--transition);
    pointer-events: none;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Page Header */
.page-header {
    padding: 140px 0 80px;
    background-color: var(--light-gray);
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.page-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
    font-size: 0.9rem;
    color: var(--secondary-gray);
}

.breadcrumb a:hover {
    color: var(--accent-brown);
}

.breadcrumb span {
    color: var(--border-gray);
}

/* Products Page */
.products-page {
    padding: 80px 0;
}

.product-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    border: 1px solid #e8e8e8;
    background-color: #fafafa;
    color: #666666;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 50px;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: #1a1a1a;
    color: #ffffff;
    border-color: #1a1a1a;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.products-full-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

/* Factory Page */
.factory-page {
    padding: 80px 0;
}

.factory-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.factory-hero-img {
    aspect-ratio: 4/3;
    background-color: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
}

.factory-hero-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.factory-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    padding: 60px 0;
    background-color: var(--light-gray);
    margin: 80px 0;
    border-radius: 4px;
}

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

.factory-stat h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.factory-stat p {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--secondary-gray);
    margin: 0;
}

.factory-gallery {
    margin-top: 80px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.gallery-item {
    aspect-ratio: 1;
    background-color: var(--light-gray);
    border-radius: 4px;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* OEM/ODM Page */
.oem-page {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 80px;
}

.service-card {
    padding: 40px;
    background-color: var(--light-gray);
    border-radius: 4px;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.service-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white);
    border-radius: 50%;
}

.service-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-brown);
}

.service-card h3 {
    margin-bottom: 16px;
}

.service-card p {
    margin-bottom: 0;
}

.process-section {
    background-color: var(--light-gray);
    padding: 80px 0;
    margin: 80px 0;
    border-radius: 4px;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-dark);
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 50%;
}

.process-step h4 {
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.85rem;
    margin: 0;
}

/* FAQ Page */
.faq-page {
    padding: 80px 0;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-gray);
    margin-bottom: 8px;
}

.faq-question {
    width: 100%;
    padding: 24px 0;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary-dark);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--accent-brown);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    transition: var(--transition);
    flex-shrink: 0;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding-bottom: 24px;
    color: var(--secondary-gray);
    line-height: 1.7;
}

/* Contact Page */
.contact-page {
    padding: 80px 0;
}

.contact-cta {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.contact-cta h2 {
    margin-bottom: 20px;
}

.contact-cta p {
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.whatsapp-big-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 20px 48px;
    background-color: var(--whatsapp-green);
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.3);
}

.whatsapp-big-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 50px rgba(37, 211, 102, 0.4);
}

.whatsapp-big-btn svg {
    width: 28px;
    height: 28px;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 80px;
}

.contact-info-card {
    text-align: center;
    padding: 40px 24px;
    background-color: var(--light-gray);
    border-radius: 4px;
}

.contact-info-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white);
    border-radius: 50%;
}

.contact-info-icon svg {
    width: 24px;
    height: 24px;
    color: var(--accent-brown);
}

.contact-info-card h4 {
    margin-bottom: 8px;
}

.contact-info-card p {
    margin: 0;
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid,
    .products-full-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .factory-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .process-steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 32px;
    }
    
    .stat-item h3 {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid,
    .products-full-grid {
        grid-template-columns: 1fr;
    }
    
    .factory-grid,
    .factory-hero {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .factory-stats-row {
        grid-template-columns: repeat(2, 1fr);
        padding: 40px 0;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        padding: 120px 0 60px;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .whatsapp-float-btn {
        width: 56px;
        height: 56px;
    }
    
    .whatsapp-float-btn svg {
        width: 26px;
        height: 26px;
    }
    
    .whatsapp-tooltip {
        display: none;
    }

    /* Mobile Hero - 上下完全分离：文字在上白底，图片在下完整展示 */
    .hero {
        padding: 80px 0 0;
    }
    
    .hero::before {
        width: 100%;
        height: 240px;
        position: relative;
        display: block;
        margin-top: 40px;
        /* 图片增强：调亮+增加对比度+轻微锐化，轮廓更清晰 */
        filter: brightness(1.12) contrast(1.15) saturate(1.05);
        -webkit-mask-image: none;
        mask-image: none;
        opacity: 1;
        background-position: center top;
    }
    
    .hero-stats {
        padding-bottom: 0;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .factory-stats-row {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}


/* Pagination Styles */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 40px 0 60px;
    flex-wrap: wrap;
}

.page-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: 1px solid #e0e0e0;
    background-color: #ffffff;
    color: #333333;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.page-btn:hover {
    border-color: #1a1a1a;
    background-color: #1a1a1a;
    color: #ffffff;
}

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-btn:disabled:hover {
    border-color: #e0e0e0;
    background-color: #ffffff;
    color: #333333;
}

.page-numbers {
    display: flex;
    gap: 8px;
}

.page-number {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e0e0e0;
    background-color: #ffffff;
    color: #333333;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.page-number:hover {
    border-color: #1a1a1a;
    background-color: #1a1a1a;
    color: #ffffff;
}

.page-number.active {
    background-color: #1a1a1a;
    border-color: #1a1a1a;
    color: #ffffff;
}

@media (max-width: 768px) {
    .pagination {
        gap: 8px;
    }
    
    .page-btn {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .page-number {
        width: 36px;
        height: 36px;
        font-size: 13px;
    }
}