/* style.css - ЛИОШТАММ® - Светлая версия */

:root {
    /* Основные цвета - светлая тема */
    --bg-primary: #F8FAFC;           /* Светлый фон страницы */
    --bg-secondary: #FFFFFF;          /* Белый фон для карточек */
    --bg-card: #FFFFFF;               /* Карточки */
    --bg-elevated: #F1F5F9;           /* Фон для выделенных элементов */
    
    /* Акцентные цвета - более мягкие, но сохраняющие научный стиль */
    --accent-blue: #1E4A7A;           /* Темно-синий для акцентов */
    --accent-blue-light: #EFF6FF;     /* Светло-синий для подложек */
    --accent-green: #2C6E4F;          /* Темно-зеленый для акцентов */
    --accent-green-light: #E8F3EF;     /* Светло-зеленый для подложек */
    
    /* Текст */
    --text-primary: #0F172A;           /* Почти черный для основного текста */
    --text-secondary: #475569;         /* Серый для второстепенного текста */
    --text-muted: #64748B;             /* Светло-серый для вспомогательного текста */
    
    /* Границы и сетка */
    --border-light: #E2E8F0;           /* Светлые границы */
    --border-hover: #94A3B8;           /* Границы при наведении */
    --grid-color: rgba(30, 74, 122, 0.05); /* Цвет фоновой сетки */
    
    /* Статусы */
    --success: #2C6E4F;                /* Зеленый для успеха */
    --success-light: #E8F3EF;           /* Светло-зеленый фон */
    --warning: #B45309;                 /* Оранжевый для предупреждений */
    --warning-light: #FEF3C7;           /* Светло-оранжевый фон */
    --danger: #B91C1C;                  /* Красный для ошибок */
    --danger-light: #FEE2E2;             /* Светло-красный фон */
    
    /* Тени */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.01);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Фоновые элементы */
.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(30, 74, 122, 0.02) 0%, transparent 70%);
    z-index: -2;
}

.background-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 48px 48px;
    z-index: -1;
    opacity: 0.5;
}

/* Хедер */
.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Логотип */
.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-blue), #14365C);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.4rem;
    color: white;
    box-shadow: var(--shadow-md);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-weight: 700;
    font-size: 1.4rem;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.3px;
}

.logo-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Навигация */
.main-nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 20px;
    border-radius: 30px;
    transition: all 0.2s ease;
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--accent-blue);
    background: var(--accent-blue-light);
}

.nav-link.active {
    color: var(--accent-green);
    background: var(--accent-green-light);
}

/* Контейнер */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px;
}

.main-content {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* Типографика */
h1 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

/* Заголовки секций */
.section-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 50px;
}

.section-number {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-green);
    background: var(--accent-green-light);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--accent-green);
}

.section-header h2 {
    margin-bottom: 0;
}

/* Карточки */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.3s ease;
    height: 100%;
    box-shadow: var(--shadow-sm);
}

.card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 2rem;
    color: var(--accent-blue);
    margin-bottom: 20px;
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    box-shadow: var(--shadow-sm);
}

.btn:hover {
    background: #14365C;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--accent-blue);
    color: var(--accent-blue);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--accent-blue-light);
    border-color: var(--accent-green);
    color: var(--accent-green);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.btn-small {
    padding: 10px 20px;
    font-size: 0.9rem;
}

/* Герой секция */
.hero {
    padding: 60px 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-sup-title {
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.hero-description {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-light);
}

/* Теги */
.tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin: 0 5px 5px 0;
}

/* Стили для карточки продукта с изображением */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-lg);
}

.product-image-container {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-elevated);
}

.product-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 8px;
}

.product-name {
    padding: 20px 20px 0 20px;
    margin: 0;
    font-size: 1.3rem;
}

.product-codes {
    padding: 0 20px;
}

.product-description {
    padding: 12px 20px;
    flex: 1;
}

.product-applications {
    padding: 0 20px;
}

.product-btn {
    margin: 15px 20px 20px 20px;
    width: auto;
}

/* Стили для галереи продукта */
.product-detail-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.product-gallery {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 20px;
    transition: all 0.3s ease;
}

.gallery-main {
    margin-bottom: 20px;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-elevated);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(30, 74, 122, 0.03), rgba(44, 110, 79, 0.02));
}

.main-product-image {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.main-product-image:hover {
    transform: scale(1.02);
}

.gallery-thumbnails {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.thumbnail-item {
    width: 90px;
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.2s ease;
    background: var(--bg-elevated);
    position: relative;
}

.thumbnail-item img {
    width: 100%;
    height: 80px;
    object-fit: cover;
    display: block;
}

.thumbnail-item .thumbnail-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    font-size: 0.7rem;
    text-align: center;
    padding: 4px;
    opacity: 0;
    transition: opacity 0.2s;
}

.thumbnail-item:hover .thumbnail-label {
    opacity: 1;
}

.thumbnail-item.active {
    border-color: var(--accent-green);
    box-shadow: 0 0 0 2px rgba(44, 110, 79, 0.3);
}

.thumbnail-item:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.product-info {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 30px;
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.product-header h1 {
    margin-bottom: 10px;
    font-size: 2rem;
}

.product-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

.product-badge {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.specs-highlight {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
    padding: 20px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.spec-highlight-item {
    text-align: center;
}

.spec-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-bottom: 5px;
}

.spec-value {
    color: var(--accent-green);
    font-size: 1rem;
    font-weight: 600;
}

.product-description-full h3 {
    color: var(--accent-green);
    margin-bottom: 15px;
}

.product-description-full p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.instruction-card-small {
    background: var(--accent-blue-light);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
    margin-top: 20px;
}

.instruction-card-small i {
    color: var(--accent-blue);
    font-size: 1.2rem;
    margin-top: 2px;
}

.instruction-card-small p {
    margin: 0;
    color: var(--text-secondary);
}

/* Адаптивность */
@media (max-width: 992px) {
    .product-detail-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-gallery {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .gallery-thumbnails {
        justify-content: center;
    }
    
    .thumbnail-item {
        width: 70px;
    }
    
    .thumbnail-item img {
        height: 60px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .product-header h1 {
        font-size: 1.6rem;
    }
    
    .specs-highlight {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

/* Стили для контейнера изображений */
.product-image-container {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-elevated), var(--bg-card));
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-thumbnail-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--bg-elevated), var(--bg-card));
    color: var(--accent-blue);
}

.product-thumbnail-placeholder i {
    font-size: 3rem;
    opacity: 0.5;
}

.product-thumbnail-placeholder span {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: center;
    padding: 0 20px;
}

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

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 8px;
    z-index: 2;
}

.tag-bacteria {
    background: var(--accent-blue-light);
    color: var(--accent-blue);
    border: 1px solid var(--accent-blue);
}

.team-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tag-research {
    background: var(--accent-green-light);
    color: var(--accent-green);
    border: 1px solid var(--accent-green);
}

.tag-in-stock {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid var(--success);
}

.tag-preorder {
    background: var(--warning-light);
    color: var(--warning);
    border: 1px solid var(--warning);
}

/* Таблицы */
.table-container {
    overflow-x: auto;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border-light);
    margin: 30px 0;
    box-shadow: var(--shadow-sm);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}

thead {
    background: var(--bg-elevated);
    border-bottom: 2px solid var(--border-light);
}

th {
    padding: 18px 20px;
    text-align: left;
    color: var(--text-primary);
    font-weight: 600;
}

td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

tr:hover {
    background: var(--bg-elevated);
}

/* Хлебные крошки */
.breadcrumbs {
    margin-bottom: 30px;
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
    color: var(--text-muted);
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.breadcrumb-list li:not(:last-child)::after {
    content: "/";
    margin: 0 10px;
    color: var(--border-hover);
}

.breadcrumb-list a {
    color: var(--accent-blue);
    text-decoration: none;
}

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

.breadcrumb-list li:last-child {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Вкладки */
.tabs-header {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap;
    gap: 5px;
    background: var(--bg-card);
    border-radius: 40px 40px 0 0;
    padding: 5px 5px 0 5px;
}

.tab-button {
    padding: 12px 25px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    border-radius: 30px 30px 0 0;
}

.tab-button:hover {
    color: var(--accent-blue);
    background: var(--accent-blue-light);
}

.tab-button.active {
    color: var(--accent-green);
    background: white;
    box-shadow: 0 -2px 5px rgba(0,0,0,0.02);
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-green);
}

.tab-content {
    display: none;
    padding: 40px;
    background: white;
    border-radius: 0 0 20px 20px;
    border: 1px solid var(--border-light);
    border-top: none;
}

.tab-content.active {
    display: block;
}

/* Футер */
.site-footer {
    background: white;
    border-top: 1px solid var(--border-light);
    padding: 60px 0 30px;
    margin-top: 80px;
    box-shadow: 0 -4px 6px -2px rgba(0, 0, 0, 0.02);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: 20px;
}

.footer-section p {
    color: var(--text-secondary);
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--accent-green);
}

.footer-contacts li {
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
}

/* Модальные окна */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 24px;
    padding: 40px;
    max-width: 900px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    border: 1px solid var(--border-light);
    position: relative;
    box-shadow: var(--shadow-xl);
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--bg-elevated);
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.close-modal:hover {
    background: var(--border-light);
    color: var(--text-primary);
}

/* Уведомления */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background: white;
    border-left: 4px solid var(--accent-green);
    color: var(--text-primary);
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 3000;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease;
    border: 1px solid var(--border-light);
}

.notification-error {
    border-left-color: var(--danger);
}

.notification i {
    color: var(--accent-green);
    font-size: 1.2rem;
}

.notification-error i {
    color: var(--danger);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Пагинация */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: white;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    border: 1px solid var(--border-light);
}

.pagination a:hover,
.pagination a.active {
    background: var(--accent-blue);
    color: white;
    border-color: var(--accent-blue);
}

/* Дополнительные элементы */
hr {
    border: none;
    border-top: 1px solid var(--border-light);
    margin: 40px 0;
}

.accent-text {
    color: var(--accent-green);
    font-weight: 600;
}

.highlight {
    background: var(--accent-blue-light);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--accent-blue);
    font-weight: 500;
}

/* Адаптивность */
@media (max-width: 1200px) {
    .container {
        padding: 30px;
    }
    
    h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 0 20px;
    }
    
    .container {
        padding: 20px;
    }
    
    .hamburger {
        display: flex;
        flex-direction: column;
        gap: 5px;
        cursor: pointer;
    }
    
    .hamburger span {
        width: 25px;
        height: 2px;
        background: var(--text-primary);
        transition: 0.3s;
    }
    
    .main-nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        padding: 30px;
        transition: left 0.3s;
        box-shadow: var(--shadow-lg);
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .nav-link {
        padding: 15px;
        font-size: 1.1rem;
        border-radius: 12px;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .tabs-header {
        border-radius: 20px 20px 0 0;
    }
    
    .tab-button {
        padding: 10px 15px;
        font-size: 0.9rem;
    }
    
    .tab-content {
        padding: 25px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .modal-content {
        padding: 25px;
    }
}

/* Печать */
@media print {
    .site-header,
    .site-footer,
    .btn,
    .background-grid,
    .background-gradient {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .card {
        break-inside: avoid;
        border: 1px solid #ddd;
        box-shadow: none;
    }
}