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

body {
    font-family: 'Vazirmatn', sans-serif;
    line-height: 1.6;
    color: #333;
    direction: rtl;
    text-align: right;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border-bottom: 1px solid #e9ecef;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    color: #1a365d;
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #1a365d;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #2b6cb0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    right: 0;
    background-color: #2b6cb0;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu a.active {
    color: #2b6cb0;
    font-weight: 600;
}

.nav-menu a.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #1a365d;
    margin: 3px 0;
    transition: 0.3s;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 80px;
    text-align: center;
}

.page-header-content h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #1a365d;
    margin-bottom: 1rem;
}

.page-header-content p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: #2b6cb0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #1a365d;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #1a365d, #2b6cb0);
    bottom: -10px;
    right: 50%;
    transform: translateX(50%);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Product Categories */
.product-categories {
    padding: 100px 0;
    background: white;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.category-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border: 2px solid #f0f0f0;
    cursor: pointer;
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
    border-color: #1a365d;
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #e6f3ff 0%, #f0f8ff 100%);
    border: 2px solid #2b6cb0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: #2b6cb0;
}

.category-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a365d;
}

.category-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.category-link {
    display: inline-block;
    padding: 10px 20px;
    background: transparent;
    color: #2b6cb0;
    border: 2px solid #2b6cb0;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.category-link:hover {
    background: #2b6cb0;
    color: white;
}

/* Products Section */
.products-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.products-section:nth-child(even) {
    background: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border: 2px solid #f0f0f0;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
    border-color: #1a365d;
}

.product-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #e6f3ff 0%, #f0f8ff 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 2px solid #2b6cb0;
}

.product-image i {
    font-size: 4rem;
    color: #2b6cb0;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a365d;
}

.product-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.product-specs {
    margin-bottom: 1.5rem;
    text-align: right;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f0f0;
}

.spec-label {
    font-weight: 600;
    color: #1a365d;
}

.spec-value {
    color: #666;
}

.product-features {
    margin-bottom: 1.5rem;
}

.product-features h4 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: #1a365d;
}

.product-features ul {
    list-style: none;
    padding-right: 1rem;
}

.product-features li {
    color: #666;
    margin-bottom: 0.5rem;
    position: relative;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    right: -1rem;
    color: #28a745;
    font-weight: bold;
}

.product-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.product-actions .btn {
    flex: 1;
    text-align: center;
    padding: 12px 20px;
    font-size: 0.9rem;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #1a365d 0%, #2b6cb0 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(26, 54, 93, 0.3);
    border: 2px solid #1a365d;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2b6cb0 0%, #3182ce 100%);
    border-color: #2b6cb0;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(43, 108, 176, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #1a365d;
    border: 2px solid #1a365d;
}

.btn-secondary:hover {
    background: #1a365d;
    color: white;
    transform: translateY(-2px);
}

/* Export Process */
.export-process {
    padding: 100px 0;
    background: white;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border: 2px solid #f0f0f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
    border-color: #1a365d;
}

.process-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2b6cb0 0%, #1a365d 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.process-step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1a365d;
}

.process-step p {
    color: #666;
    line-height: 1.6;
}

/* Quality Standards Section */
.quality-standards {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.standards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.standard-item {
    background: white;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border: 2px solid #f0f0f0;
}

.standard-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
    border-color: #1a365d;
}

.standard-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #e6f3ff 0%, #f0f8ff 100%);
    border: 2px solid #2b6cb0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.standard-item:hover .standard-icon {
    background: #1a365d;
    border-color: #1a365d;
}

.standard-icon i {
    font-size: 1.8rem;
    color: #2b6cb0;
    transition: color 0.3s ease;
}

.standard-item:hover .standard-icon i {
    color: white;
}

.standard-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1a365d;
}

.standard-item p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

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

.standard-features h4 {
    font-size: 1rem;
    margin-bottom: 0.8rem;
    color: #1a365d;
}

.standard-features ul {
    list-style: none;
    padding-right: 1rem;
}

.standard-features li {
    color: #666;
    margin-bottom: 0.5rem;
    position: relative;
    font-size: 0.9rem;
}

.standard-features li::before {
    content: '✓';
    position: absolute;
    right: -1rem;
    color: #28a745;
    font-weight: bold;
}

/* Product Statistics Section */
.product-statistics {
    padding: 100px 0;
    background: white;
}

.product-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-statistics .stat-item {
    background: white;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    border: 2px solid #f0f0f0;
}

.product-statistics .stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
    border-color: #1a365d;
}

.product-statistics .stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #e6f3ff 0%, #f0f8ff 100%);
    border: 2px solid #2b6cb0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.product-statistics .stat-item:hover .stat-icon {
    background: #1a365d;
    border-color: #1a365d;
}

.product-statistics .stat-icon i {
    font-size: 1.5rem;
    color: #2b6cb0;
    transition: color 0.3s ease;
}

.product-statistics .stat-item:hover .stat-icon i {
    color: white;
}

.product-statistics .stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #1a365d;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.product-statistics .stat-item:hover .stat-number {
    color: #2b6cb0;
}

.product-statistics .stat-label {
    color: #666;
    font-size: 1rem;
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a365d 0%, #2b6cb0 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
}

.cta-buttons .btn-primary {
    background: white;
    color: #1a365d;
    border: 2px solid white;
}

.cta-buttons .btn-primary:hover {
    background: transparent;
    color: white;
    border-color: white;
}

.cta-buttons .btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta-buttons .btn-secondary:hover {
    background: white;
    color: #1a365d;
}

/* Footer */
.footer {
    background: #1a365d;
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2b6cb0;
}

.footer-section p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-section ul li a:hover {
    opacity: 1;
    color: #2b6cb0;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2b6cb0;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 992px) {
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 1.5rem;
    }
    
    .category-card {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.1);
        padding: 2rem 0;
        border-top: 1px solid #e9ecef;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .page-header-content h1 {
        font-size: 2rem;
    }
    
    .page-header-content p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .process-step {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .standards-grid {
        grid-template-columns: 1fr;
    }
    
    .product-stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 600px) {
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .category-card {
        padding: 2rem 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .product-card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .category-card {
        padding: 1.5rem 1rem;
    }
    
    .category-card h3 {
        font-size: 1.2rem;
    }
    
    .category-card p {
        font-size: 0.9rem;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
    }
    
    .category-icon i {
        font-size: 1.5rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Fade Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Animation Delays */
.fade-in-up:nth-child(1) { transition-delay: 0.1s; }
.fade-in-up:nth-child(2) { transition-delay: 0.2s; }
.fade-in-up:nth-child(3) { transition-delay: 0.3s; }
.fade-in-up:nth-child(4) { transition-delay: 0.4s; }
.fade-in-up:nth-child(5) { transition-delay: 0.5s; }
.fade-in-up:nth-child(6) { transition-delay: 0.6s; }

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #1a365d, #2b6cb0);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #2b6cb0, #3182ce);
}

/* Footer responsive styles */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-section {
        text-align: center;
    }
    
    .footer-section h3 {
        font-size: 1.3rem;
        margin-bottom: 1rem;
    }
    
    .footer-section p {
        font-size: 0.9rem;
        margin-bottom: 0.8rem;
    }
    
    .social-links {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .social-links a {
        margin: 0 0.5rem;
    }
    
    .footer-section ul {
        text-align: center;
    }
    
    .footer-section ul li {
        margin-bottom: 0.8rem;
    }
    
    .footer-section ul li a {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    /* Footer responsive styles for small screens */
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-content {
        gap: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .footer-section h3 {
        font-size: 1.2rem;
        margin-bottom: 0.8rem;
    }
    
    .footer-section p {
        font-size: 0.85rem;
        margin-bottom: 0.6rem;
    }
    
    .footer-section ul li a {
        font-size: 0.85rem;
    }
    
    .social-links a {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .footer-bottom {
        padding-top: 1.5rem;
        font-size: 0.8rem;
    }
}