/* Reset and Base Styles */
* {
    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: #2c3e50;
    background-color: #f8f9fa;
    scroll-behavior: smooth;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    position: relative;
}

.logo h1 {
    color: white;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin: 0;
}

.domain {
    color: #ecf0f1;
    font-size: 0.9rem;
    font-weight: 400;
    margin-left: 10px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover {
    color: #3498db;
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" stop-color="%23ffffff" stop-opacity="0.1"/><stop offset="100%" stop-color="%23ffffff" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23a)"/><circle cx="800" cy="300" r="150" fill="url(%23a)"/><circle cx="400" cy="700" r="120" fill="url(%23a)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 2rem;
}

.print-badge {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 3;
}

.print-img {
    max-width: 120px;
    height: auto;
    opacity: 0.8;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    font-weight: 300;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.feature-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

/* Products Section */
.products {
    padding: 6rem 0;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 4rem;
    color: #2c3e50;
    position: relative;
    margin-top: 2rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #3498db, #2980b9);
    border-radius: 2px;
}

.product-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    margin-bottom: 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    align-items: center;
}

.product-card:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.product-card:nth-child(even) .product-image {
    order: 2;
}

.product-card:nth-child(even) .product-content {
    order: 1;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.product-image {
    height: 400px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-print {
    position: absolute;
    z-index: 2;
}

.product-print-balm {
    bottom: 10px;
    right: 10px;
}

.product-print-serum {
    bottom: 10px;
    left: 10px;
}

.product-print-img {
    max-width: 80px;
    height: auto;
    opacity: 0.9;
}

.product-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 0;
}

.product-content {
    padding: 3rem;
}

.product-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.product-tagline {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #3498db;
}

.product-description {
    color: #5a6c7d;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.product-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.product-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #5a6c7d;
}

.product-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #27ae60;
    font-weight: bold;
}

.btn-details {
    background: linear-gradient(45deg, #3498db, #2980b9);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
    margin-bottom: 1rem;
}

.btn-details:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.4);
}

.btn-details.active {
    background: linear-gradient(45deg, #e74c3c, #c0392b);
}

.product-details {
    display: none;
    margin-top: 2rem;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 15px;
    border-left: 4px solid #3498db;
}

.product-details h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.product-details h5 {
    color: #34495e;
    margin: 1.5rem 0 0.5rem 0;
    font-size: 1.1rem;
}

.product-details p {
    color: #5a6c7d;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-details ol {
    color: #5a6c7d;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.product-details li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.application-methods {
    margin-top: 1.5rem;
}

.warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-size: 0.95rem;
}

.contraindications {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-size: 0.95rem;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: linear-gradient(135deg, #ecf0f1 0%, #bdc3c7 100%);
}

.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.2rem;
    color: #5a6c7d;
    margin-bottom: 3rem;
    line-height: 1.8;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: white;
}

.contact-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-item {
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 15px;
    transition: all 0.3s ease;
    border-left: 4px solid #3498db;
}

.contact-item:hover {
    background: #e9ecef;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-item strong {
    color: #2c3e50;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 1rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.footer-text p {
    margin: 0;
    font-size: 1rem;
}

.footer-print-img {
    max-width: 80px;
    height: auto;
    opacity: 0.8;
}

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

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        gap: 1.5rem;
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        padding: 1rem 0;
        text-align: center;
        font-size: 1.1rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    .hero {
        margin-top: 100px;
        min-height: 80vh;
    }

    .hero-title {
        font-size: 2.5rem;
        margin-top: 1rem;
    }

    .print-badge {
        top: -10px;
        right: -10px;
    }

    .print-img {
        max-width: 80px;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-features {
        grid-template-columns: 1fr;
    }

    .product-card {
        grid-template-columns: 1fr;
    }

    .product-card:nth-child(even) {
        grid-template-columns: 1fr;
    }

    .product-card:nth-child(even) .product-image {
        order: 1;
    }

    .product-card:nth-child(even) .product-content {
        order: 2;
    }

    .product-content {
        padding: 2rem;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .modal-content {
        margin: 10px;
        max-height: 90vh;
        max-width: calc(100vw - 20px);
    }

    .modal-header {
        padding: 1.5rem 1.5rem 1rem 1.5rem;
    }

    .modal-body {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .product-content {
        padding: 1.5rem;
    }

    .product-details {
        padding: 1.5rem;
    }

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

    .footer-print-img {
        max-width: 50px;
    }

    .product-print-img {
        max-width: 60px;
    }

    .product-print-balm {
        bottom: 5px;
        right: 5px;
    }

    .product-print-serum {
        bottom: 5px;
        left: 5px;
    }
}

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

.product-card {
    animation: fadeInUp 0.6s ease-out;
}

.product-card:nth-child(2) {
    animation-delay: 0.2s;
}

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #3498db, #2980b9);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #2980b9, #1f618d);
}

/* Модальные окна */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background-color: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    overflow: hidden;
    animation: slideIn 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem 2rem;
    border-bottom: 1px solid #e9ecef;
    position: sticky;
    top: 0;
    background: white;
    border-radius: 20px 20px 0 0;
}

.modal-header h3 {
    margin: 0;
    color: #2c3e50;
    font-size: 1.5rem;
    font-weight: 700;
}

.modal-close {
    font-size: 2rem;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s ease;
    padding: 0.5rem;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: #e74c3c;
    background: #f8f9fa;
}

.modal-body {
    padding: 2rem;
    overflow-y: auto;
    flex: 1;
    scrollbar-width: thin;
    scrollbar-color: #3498db #f1f1f1;
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: #3498db;
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: #2980b9;
}

.modal-body h4 {
    color: #2c3e50;
    margin: 1.5rem 0 1rem 0;
    font-size: 1.2rem;
    font-weight: 600;
}

.modal-body h5 {
    color: #34495e;
    margin: 1.5rem 0 0.5rem 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-body p {
    color: #5a6c7d;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.modal-body ol {
    color: #5a6c7d;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.application-methods {
    margin-top: 1.5rem;
}

.warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-size: 0.95rem;
}

.contraindications {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-size: 0.95rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Анимации для модального окна */
.modal.show .modal-content {
    animation: slideIn 0.3s ease;
}

/* Скрытие скроллбара при открытом модальном окне */
body.modal-open {
    overflow: hidden;
}