/* Modern Hi-Tech Catalog Styles */
:root {
    --primary: #103c6b;
    --primary-dark: #0a2a4d;
    --primary-light: #1a4f87;
    --secondary: #2d8e61;
    --secondary-dark: #1f6d47;
    --accent: #a3cbb6;
    --accent-light: #c5e0d4;
    --dark: #1a1a1a;
    --light: #f8f9fa;
    --gray: #6c757d;
    --border: #e0e0e0;
    --shadow: 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);
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

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

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: #ffffff;
}

/* Modern Header */
.tech-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.tech-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-placeholder {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

/* Navigation */
.tech-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.tech-nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.tech-nav-link {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.tech-nav-link:hover,
.tech-nav-link.active {
    color: var(--primary);
    background: rgba(16, 60, 107, 0.1);
}

/* Выпадающее меню */
.nav-item-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 600px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    border: 1px solid var(--border);
}

.nav-item-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 0;
}

.dropdown-section {
    padding: 1.5rem;
}

.dropdown-section:first-child {
    border-right: 1px solid var(--border);
}

.dropdown-section h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1rem;
    font-weight: 600;
}

.dropdown-item {
    display: flex;
    align-items: center;
    justify-content: between;
    padding: 0.75rem 1rem;
    color: var(--dark);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
    margin-bottom: 0.25rem;
}

.dropdown-item:hover {
    background: var(--light);
    color: var(--primary);
}

.dropdown-item i {
    margin-right: 0.5rem;
    width: 16px;
    text-align: center;
}

.dropdown-item .fa-chevron-right {
    margin-left: auto;
    font-size: 0.8em;
}

/* Подменю */
.dropdown-submenu {
    position: relative;
}

.dropdown-submenu-content {
    position: absolute;
    left: 100%;
    top: 0;
    width: 250px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    padding: 0.5rem;
    border: 1px solid var(--border);
}

.dropdown-submenu:hover .dropdown-submenu-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.dropdown-item.disabled {
    color: var(--gray);
    cursor: not-allowed;
}

.dropdown-item.disabled:hover {
    background: transparent;
    color: var(--gray);
}

.tech-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--secondary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tech-cta:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
}

/* Hero Section */
.tech-hero {
    background: var(--gradient);
    color: white;
    padding: 160px 0 100px;
    margin-top: 80px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-icon {
    font-size: 8rem;
    color: var(--accent);
    opacity: 0.8;
}

/* Sections */
.tech-section {
    padding: 50px 0;
}

.tech-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
}

/* Category Cards */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tech-category-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.tech-category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.category-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
}

.category-link {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.category-link:hover {
    color: var(--secondary-dark);
    gap: 1rem;
}

.category-products {
    margin: 1.5rem 0;
}

.category-product-item {
    margin-bottom: 0.5rem;
}

.category-product-item a {
    color: var(--dark);
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.category-product-item a:hover {
    color: var(--primary);
}

/* Product Cards */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem;
}

.tech-product-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.tech-product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-image-container {
    /* height: 200px; */
    /* background: var(--light); */
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 90%;
    max-height: 200px;
    height: 200px;
}

.product-image {
    /* height: 200px; */
    /* background: var(--light); */
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 90%;
    max-height: 200px;
}

.no-image {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--gray);
}

.no-image i {
    font-size: 2rem;
    opacity: 0.5;
}

.product-info {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.product-title a {
    color: inherit;
    text-decoration: none;
}

.product-title a:hover {
    color: var(--secondary);
}

.product-article {
    color: var(--gray);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary);
    text-decoration: none;
    font-weight: 500;
}

.product-link:hover {
    color: var(--secondary-dark);
    gap: 1rem;
}

/* Пагинация */
/* Стили пагинации (сохраняем существующие) */
.tech-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: white;
    border: 1px solid #e9ecef;
    color: #495057;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.page-link:hover {
    background: #f8f9fa;
    border-color: #103c6b;
    color: #103c6b;
}

.page-link.active {
    background: #103c6b;
    border-color: #103c6b;
    color: white;
}

/* Хлебные крошки */
.breadcrumbs {
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--gray);
}

.breadcrumbs a {
    color: var(--primary);
    text-decoration: none;
}

.breadcrumbs a:hover {
    text-decoration: underline;
}

.breadcrumbs-separator {
    margin: 0 0.5rem;
}

/* Footer */
.tech-footer {
    background: var(--primary-dark);
    color: white;
    padding: 60px 0 0;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-about {
    line-height: 1.6;
    opacity: 0.9;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--secondary);
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

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

.footer-link {
    display: block;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: var(--accent);
}

.footer-contact {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.footer-contact i {
    color: var(--accent);
}

.footer-bottom {
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}




/* Responsive */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: left;
    }
    
    .tech-nav {
        display: none;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .categories-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .dropdown-menu {
        width: 300px;
        left: -100px;
    }
    
    .dropdown-content {
        grid-template-columns: 1fr;
    }
    
    .dropdown-section:first-child {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
}



/* Мобильное меню */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--primary);
    margin: 3px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: white;
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.mobile-menu-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.mobile-menu-close:hover {
    background: rgba(16, 60, 107, 0.1);
}

.mobile-nav {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.mobile-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 1rem;
    font-family: inherit;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background: rgba(16, 60, 107, 0.05);
    color: var(--primary);
}

.mobile-dropdown-menu {
    display: none;
    background: var(--light);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    z-index: 10;
}

.mobile-dropdown-menu.active {
    display: block;
    animation: slideInRight 0.3s ease;
}

.mobile-dropdown-section {
    padding: 1.5rem;
}

.mobile-dropdown-section h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.mobile-dropdown-section h5 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 0 1rem;
}

.mobile-dropdown-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    color: var(--dark);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 0.95rem;
    font-family: inherit;
}

.mobile-dropdown-item i {
    margin-right: 0.75rem;
    width: 16px;
    text-align: center;
}

.mobile-dropdown-item:hover {
    background: rgba(16, 60, 107, 0.1);
    color: var(--primary);
}

.mobile-submenu-back {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.mobile-submenu-back i {
    margin-right: 0.5rem;
}

.mobile-submenu {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 20;
}

.mobile-submenu.active {
    display: block;
    animation: slideInRight 0.3s ease;
}

.mobile-menu-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--light);
}

.mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: var(--secondary);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.mobile-cta:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
}

.mobile-contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.mobile-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--gray);
    font-size: 0.9rem;
}

.mobile-contact-item i {
    color: var(--primary);
    margin-top: 0.1rem;
}

/* Анимации */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

/* Адаптивность */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .tech-nav {
        display: none;
    }

    .header-container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .mobile-menu-header {
        padding: 1rem;
    }

    .mobile-nav-link {
        padding: 1rem;
    }

    .mobile-dropdown-section {
        padding: 1rem;
    }

    .mobile-menu-footer {
        padding: 1rem;
    }
}