/* body {
    background:  rgb(0, 0, 0);
}
.zagol {
    text-align: center;
    font-size: 50px;
    color: white;
    font-family: 'GreatVibes'; 
    font-weight: normal; 
    font-style: normal;
}

.glan {
    font-size: 30px;
    margin: 0 0 0 20px;
    color: white;
}

.matov {
    font-size: 30px;
    margin: 20px;
    color: white;
    
}

.satin {
    font-size: 30px;
    margin: 20px;
    color: white;
}

.textur {
    font-size: 30px;
    margin: 20px;
    color: white;
}

.textik {
    font-size: 20px;
    margin: 20px;
    color: white;
}


 */


 /* style.css */
/* * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #0a0a0a;
    color: #fff;
    line-height: 1.6;
    padding: 0;
    max-width: 100%;
    margin: 0 auto;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.03) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 20%);
}

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

// Шапка 
header {
    background-color: rgba(10, 10, 10, 0.95);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid #333;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    color: #fff;
    text-decoration: none;
}

.logo i {
    margin-right: 10px;
    color: #fff;
}

.logo-tagline {
    font-size: 0.7rem;
    display: block;
    margin-top: 2px;
    color: #ccc;
    letter-spacing: 1.5px;
    font-family: 'Roboto', sans-serif;
    font-weight: 300;
}

nav ul {
    display: flex;
    list-style: none;
}

nav li {
    margin-left: 25px;
}

nav a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 400;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav a:hover {
    color: #ccc;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Герой секция 
.hero {
    text-align: center;
    padding: 100px 20px;
    background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%230a0a0a"/><path d="M0 0L100 100" stroke="%23222" stroke-width="1"/><path d="M100 0L0 100" stroke="%23222" stroke-width="1"/></svg>');
    background-size: cover;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-subtitle {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #fff;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
    letter-spacing: 1px;
    line-height: 1.2;
}

.hero-tagline {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 30px;
    color: #ccc;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-tagline strong {
    color: #fff;
    font-weight: 500;
}

.btn {
    display: inline-block;
    background: transparent;
    color: #fff;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 0;
    font-weight: 500;
    transition: all 0.3s;
    border: 2px solid #fff;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.9rem;
}

.btn:hover {
    background: #fff;
    color: #000;
}

/* Преимущества 
.features {
    padding: 100px 0;
    background-color: #0a0a0a;
}

h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-align: center;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.1);
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    padding-bottom: 10px;
}

h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, #666, transparent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature {
    background: #111;
    padding: 40px 30px;
    text-align: center;
    transition: transform 0.3s;
    border: 1px solid #222;
}

.feature:hover {
    transform: translateY(-5px);
    border-color: #444;
}

.feature i {
    font-size: 2.5rem;
    margin-bottom: 25px;
    color: #fff;
}

.feature h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature p {
    color: #999;
    line-height: 1.6;
}

/* Предпросмотр галереи 
.preview-gallery {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.preview-item {
    height: 250px;
    background-color: #1a1a1a;
    border: 1px solid #222;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.preview-item:hover .preview-overlay {
    opacity: 1;
}

.preview-btn {
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    border: 2px solid #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.preview-btn:hover {
    background: #fff;
    color: #000;
}

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

/* Полная галерея 
.full-gallery {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.gallery-item {
    height: 200px;
    background-color: #1a1a1a;
    border: 1px solid #222;
    cursor: pointer;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

/* Модальное окно галереи 
.modal-gallery {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    overflow: hidden;
}

.modal-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
}

.close-modal:hover {
    color: #ccc;
}

.gallery-container {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    transition: transform 0.3s;
}

.gallery-controls {
    position: absolute;
    width: 100%;
    display: flex;
    justify-content: space-between;
    top: 50%;
    transform: translateY(-50%);
    padding: 0 20px;
}

.gallery-prev, .gallery-next {
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: #fff;
    font-size: 24px;
    padding: 15px;
    cursor: pointer;
    transition: background 0.3s;
}

.gallery-prev:hover, .gallery-next:hover {
    background: rgba(0, 0, 0, 0.8);
}

.gallery-counter {
    position: absolute;
    top: 20px;
    left: 20px;
    color: #fff;
    font-size: 18px;
    background: rgba(0, 0, 0, 0.5);
    padding: 5px 15px;
}

.zoom-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
}

.zoom-in, .zoom-out, .zoom-reset {
    background: transparent;
    border: 1px solid #fff;
    color: #fff;
    padding: 8px 12px;
    cursor: pointer;
    transition: all 0.3s;
}

.zoom-in:hover, .zoom-out:hover, .zoom-reset:hover {
    background: #fff;
    color: #000;
}

/* Футер 
footer {
    background-color: #0a0a0a;
    padding: 60px 0 30px;
    text-align: center;
    border-top: 1px solid #333;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #fff;
}

.footer-tagline {
    font-size: 0.8rem;
    color: #666;
    letter-spacing: 1.5px;
    margin-top: 5px;
}

.footer-links {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links a:hover {
    color: #fff;
}

.copyright {
    color: #666;
    font-size: 0.9rem;
    width: 100%;
    padding-top: 30px;
    border-top: 1px solid #333;
}

/* Адаптивность 
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    nav li {
        margin-left: 0;
    }
    
    .mobile-menu-btn {
        display: block;
        position: absolute;
        top: 20px;
        right: 20px;
    }
    
    nav {
        display: none;
    }
    
    nav.active {
        display: block;
        width: 100%;
        margin-top: 20px;
    }
    
    .hero {
        padding: 80px 20px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-tagline {
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .gallery-controls {
        padding: 0 10px;
    }
    
    .gallery-prev, .gallery-next {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    .preview-grid, .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .gallery-item {
        height: 150px;
    }
}

.about-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.achievements {
    display: flex;
    justify-content: space-around;
    margin: 40px 0;
}

.achievement {
    text-align: center;
}

.achievement .number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
}

.achievement .label {
    color: #ccc;
    font-size: 0.9rem;
}

.team-section {
    margin: 80px 0;
}

.team-section h3 {
    text-align: center;
    margin-bottom: 40px;
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.member-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 3px solid #333;
}

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

.team-member h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 5px;
}

.team-member .position {
    color: #ccc;
    font-style: italic;
    margin-bottom: 15px;
}

.principles {
    margin: 80px 0;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.principle {
    text-align: center;
    padding: 30px;
    background: #111;
    border: 1px solid #222;
}

.principle i {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 20px;
}

.principle h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

/* Страница "Материалы" 
.materials-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.page-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    color: #ccc;
    font-size: 1.1rem;
    line-height: 1.8;
}

.material-card {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.material-card.reverse {
    flex-direction: row-reverse;
}

.material-image {
    flex: 1;
    height: 300px;
}

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

.material-info {
    flex: 1;
}

.material-info h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.material-features {
    list-style: none;
    margin-top: 20px;
}

.material-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.material-features i {
    color: #fff;
    margin-right: 10px;
}

.material-comparison {
    margin: 80px 0;
}

.comparison-table {
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: left;
    border: 1px solid #333;
}

.comparison-table th {
    background-color: #1a1a1a;
    font-weight: 500;
}

.comparison-table tr:nth-child(even) {
    background-color: #111;
}

.safety-section {
    margin: 80px 0;
}

.safety-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.safety-info {
    flex: 1;
}

.safety-info ul {
    list-style: none;
    margin: 20px 0;
}

.safety-info li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.safety-info li:before {
    content: "•";
    color: #fff;
    margin-right: 10px;
}

.safety-image {
    flex: 1;
    height: 300px;
}

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

/* Страница "Процесс" 
.process-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.process-steps.detailed {
    display: block;
    margin: 60px 0;
}

.process-step {
    display: flex;
    margin-bottom: 50px;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #000;
    border: 1px solid #333;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin-right: 30px;
    flex-shrink: 0;
    font-family: 'Playfair Display', serif;
}

.step-content {
    flex: 1;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.step-content h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.step-details {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #333;
}

.step-details h4 {
    margin-bottom: 15px;
    color: #ccc;
}

.step-details ul {
    list-style: none;
}

.step-details li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.step-details li:before {
    content: "•";
    color: #fff;
    margin-right: 10px;
}

.timeline-section {
    margin: 80px 0;
}

.timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-top: 40px;
}

.timeline:before {
    content: "";
    position: absolute;
    top: 40px;
    left: 0;
    right: 0;
    height: 2px;
    background: #333;
    z-index: 1;
}

.timeline-item {
    text-align: center;
    position: relative;
    z-index: 2;
    flex: 1;
    padding: 0 15px;
}

.timeline-period {
    background: #000;
    border: 1px solid #333;
    padding: 10px 15px;
    display: inline-block;
    margin-bottom: 20px;
    font-weight: bold;
}

.timeline-content {
    background: #111;
    padding: 20px;
    border: 1px solid #222;
}

.timeline-content h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 10px;
}

.preparation-section {
    margin: 80px 0;
}

.preparation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.preparation-item {
    text-align: center;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.preparation-item i {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 20px;
}

.preparation-item h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

.faq-section {
    margin: 80px 0;
}

.faq-list {
    margin-top: 40px;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid #222;
    background: #111;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h4 {
    margin: 0;
    font-size: 1.1rem;
}

.faq-answer {
    padding: 0 20px 20px;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Страница "Контакты" 
.contact-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin: 60px 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.5rem;
    color: #fff;
    margin-top: 5px;
}

.contact-item h4 {
    margin-bottom: 5px;
    font-family: 'Playfair Display', serif;
}

.contact-item .small {
    font-size: 0.9rem;
    color: #999;
    margin-top: 5px;
}

.social-links {
    margin-top: 20px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    border: 1px solid #333;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s;
}

.social-link:hover {
    background: #fff;
    color: #000;
}

.contact-form-container {
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.contact-form-container h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #ccc;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    background: #000;
    border: 1px solid #333;
    color: #fff;
    font-family: 'Roboto', sans-serif;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    background: #fff;
    color: #000;
    border: none;
    padding: 15px;
    font-size: 1rem;
    cursor: pointer;
}

.btn-submit:hover {
    background: #ccc;
}

.map-section {
    margin: 80px 0;
}

.map-container {
    margin-top: 30px;
    position: relative;
}

.map-placeholder {
    height: 400px;
    position: relative;
}

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

.map-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    padding: 20px;
    text-align: center;
}

.faq-contact-section {
    margin: 80px 0;
}

.faq-contact {
    margin-top: 40px;
}

.faq-contact-item {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid #333;
}

.faq-contact-item:last-child {
    border-bottom: none;
}

.faq-contact-item h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

.callback-urgent {
    background: #111;
    padding: 60px;
    text-align: center;
    border: 1px solid #222;
    margin: 80px 0;
}

.callback-content h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

.callback-phone {
    display: block;
    font-size: 1.8rem;
    margin: 20px 0;
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.callback-btn {
    margin-top: 20px;
}

/* Модальное окно 
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    overflow: auto;
}

.modal-content {
    background-color: #0f0f0f;
    margin: 30px auto 30px auto;
    padding: 30px;
    border: 1px solid #333;
    width: 90%;
    max-width: 5000px;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    color: #fff;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

/* Адаптивность 
@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .material-card,
    .material-card.reverse {
        flex-direction: column;
    }
    
    .safety-content {
        flex-direction: column;
    }
    
    .timeline {
        flex-direction: column;
        gap: 30px;
    }
    
    .timeline:before {
        display: none;
    }
}

@media (max-width: 768px) {
    .achievements {
        flex-direction: column;
        gap: 30px;
    }
    
    .process-step {
        flex-direction: column;
    }
    
    .step-number {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 95%;
        padding: 20px;
    }
    
    .callback-urgent {
        padding: 30px;
    }
    
    .callback-phone {
        font-size: 1.5rem;
    }
} */






/* style.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: #0a0a0a;
    color: #fff;
    line-height: 1.6;
    padding: 0;
    max-width: 100%;
    margin: 0 auto;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.03) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 20%);
}

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

/* Шапка */
header {
    background-color: rgba(10, 10, 10, 0.95);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid #333;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    color: #fff;
    text-decoration: none;
}

.logo i {
    margin-right: 10px;
    color: #fff;
}

.logo-tagline {
    font-size: 0.7rem;
    display: block;
    margin-top: 2px;
    color: #ccc;
    letter-spacing: 1.5px;
    font-family: 'Roboto', sans-serif;
    font-weight: 300;
}

nav ul {
    display: flex;
    list-style: none;
}

nav li {
    margin-left: 25px;
}

nav a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 400;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav a:hover {
    color: #ccc;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Герой секция */
.hero {
    text-align: center;
    padding: 100px 20px;
    background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%230a0a0a"/><path d="M0 0L100 100" stroke="%23222" stroke-width="1"/><path d="M100 0L0 100" stroke="%23222" stroke-width="1"/></svg>');
    background-size: cover;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-subtitle {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #fff;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
    letter-spacing: 1px;
    line-height: 1.2;
}

.hero-tagline {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 30px;
    color: #ccc;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-tagline strong {
    color: #fff;
    font-weight: 500;
}

.btn {
    display: inline-block;
    background: transparent;
    color: #fff;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 0;
    font-weight: 500;
    transition: all 0.3s;
    border: 2px solid #fff;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.9rem;
}

.btn:hover {
    background: #fff;
    color: #000;
}

/* Преимущества */
.features {
    padding: 100px 0;
    background-color: #0a0a0a;
}

h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-align: center;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.1);
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    padding-bottom: 10px;
}

h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, #666, transparent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature {
    background: #111;
    padding: 40px 30px;
    text-align: center;
    transition: transform 0.3s;
    border: 1px solid #222;
}

.feature:hover {
    transform: translateY(-5px);
    border-color: #444;
}

.feature i {
    font-size: 2.5rem;
    margin-bottom: 25px;
    color: #fff;
}

.feature h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature p {
    color: #999;
    line-height: 1.6;
}

/* Предпросмотр галереи */
.preview-gallery {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.preview-item {
    height: 250px;
    background-color: #1a1a1a;
    border: 1px solid #222;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.preview-item:hover .preview-overlay {
    opacity: 1;
}

.preview-btn {
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    border: 2px solid #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.preview-btn:hover {
    background: #fff;
    color: #000;
}

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

/* Полная галерея */
.full-gallery {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.gallery-item {
    height: 200px;
    background-color: #1a1a1a;
    border: 1px solid #222;
    cursor: pointer;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

/* Модальное окно галереи */
.modal-gallery {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    overflow: hidden;
}

.modal-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-container {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    transition: transform 0.3s;
}

/* Кнопки навигации - фиксированные по бокам экрана */
.gallery-controls {
    position: fixed;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1002;
    pointer-events: none;
}

.gallery-prev, .gallery-next {
    pointer-events: auto;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: #fff;
    font-size: 24px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s;
    border-radius: 50%;
}

.gallery-prev:hover, .gallery-next:hover {
    background: rgba(0, 0, 0, 0.8);
}

/* Счетчик изображений */
.gallery-counter {
    position: fixed;
    top: 20px;
    left: 20px;
    color: #fff;
    font-size: 18px;
    background: rgba(0, 0, 0, 0.5);
    padding: 8px 15px;
    border-radius: 20px;
    z-index: 1002;
}

/* Элементы управления масштабом */
.zoom-controls {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 25px;
    z-index: 1002;
}

.zoom-in, .zoom-out, .zoom-reset {
    background: transparent;
    border: 1px solid #fff;
    color: #fff;
    padding: 8px 12px;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.zoom-in:hover, .zoom-out:hover, .zoom-reset:hover {
    background: #fff;
    color: #000;
}

/* Кнопка закрытия */
.close-modal {
    position: fixed;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1002;
    background: rgba(0, 0, 0, 0.5);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-modal:hover {
    color: #ccc;
    background: rgba(0, 0, 0, 0.8);
}

/* Футер */
footer {
    background-color: #0a0a0a;
    padding: 60px 0 30px;
    text-align: center;
    border-top: 1px solid #333;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #fff;
}

.footer-tagline {
    font-size: 0.8rem;
    color: #666;
    letter-spacing: 1.5px;
    margin-top: 5px;
}

.footer-links {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links a:hover {
    color: #fff;
}

.copyright {
    color: #666;
    font-size: 0.9rem;
    width: 100%;
    padding-top: 30px;
    border-top: 1px solid #333;
}

/* Адаптивность */
@media (max-width: 992px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    nav li {
        margin-left: 0;
    }
    
    .mobile-menu-btn {
        display: block;
        position: absolute;
        top: 20px;
        right: 20px;
    }
    
    nav {
        display: none;
    }
    
    nav.active {
        display: block;
        width: 100%;
        margin-top: 20px;
    }
    
    .hero {
        padding: 80px 20px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-tagline {
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .gallery-prev, .gallery-next {
        padding: 10px;
    }

    /* Адаптивность для модального окна */
    .gallery-prev, .gallery-next {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .gallery-counter {
        top: 15px;
        left: 15px;
        font-size: 16px;
    }
    
    .zoom-controls {
        bottom: 20px;
    }
    
    .close-modal {
        top: 15px;
        right: 20px;
        font-size: 30px;
    }
}

@media (max-width: 480px) {
    .preview-grid, .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .gallery-item {
        height: 150px;
    }
}

.about-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.achievements {
    display: flex;
    justify-content: space-around;
    margin: 40px 0;
}

.achievement {
    text-align: center;
}

.achievement .number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: #fff;
    margin-bottom: 10px;
}

.achievement .label {
    color: #ccc;
    font-size: 0.9rem;
}

.team-section {
    margin: 80px 0;
}

.team-section h3 {
    text-align: center;
    margin-bottom: 40px;
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.member-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 3px solid #333;
}

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

.team-member h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 5px;
}

.team-member .position {
    color: #ccc;
    font-style: italic;
    margin-bottom: 15px;
}

.principles {
    margin: 80px 0;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.principle {
    text-align: center;
    padding: 30px;
    background: #111;
    border: 1px solid #222;
}

.principle i {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 20px;
}

.principle h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

/* Страница "Материалы" */
.materials-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.page-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    color: #ccc;
    font-size: 1.1rem;
    line-height: 1.8;
}

.material-card {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.material-card.reverse {
    flex-direction: row-reverse;
}

.material-image {
    flex: 1;
    height: 300px;
}

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

.material-info {
    flex: 1;
}

.material-info h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.material-features {
    list-style: none;
    margin-top: 20px;
}

.material-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.material-features i {
    color: #fff;
    margin-right: 10px;
}

.material-comparison {
    margin: 80px 0;
}

.comparison-table {
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: left;
    border: 1px solid #333;
}

.comparison-table th {
    background-color: 1a1a1a;
    font-weight: 500;
}

.comparison-table tr:nth-child(even) {
    background-color: #111;
}

.safety-section {
    margin: 80px 0;
}

.safety-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.safety-info {
    flex: 1;
}

.safety-info ul {
    list-style: none;
    margin: 20px 0;
}

.safety-info li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.safety-info li:before {
    content: "•";
    color: #fff;
    margin-right: 10px;
}

.safety-image {
    flex: 1;
    height: 300px;
}

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

/* Страница "Процесс" */
.process-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.process-steps.detailed {
    display: block;
    margin: 60px 0;
}

.process-step {
    display: flex;
    margin-bottom: 50px;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #000;
    border: 1px solid #333;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin-right: 30px;
    flex-shrink: 0;
    font-family: 'Playfair Display', serif;
}

.step-content {
    flex: 1;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.step-content h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.step-details {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #333;
}

.step-details h4 {
    margin-bottom: 15px;
    color: #ccc;
}

.step-details ul {
    list-style: none;
}

.step-details li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.step-details li:before {
    content: "•";
    color: #fff;
    margin-right: 10px;
}

.timeline-section {
    margin: 80px 0;
}

.timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-top: 40px;
}

.timeline:before {
    content: "";
    position: absolute;
    top: 40px;
    left: 0;
    right: 0;
    height: 2px;
    background: #333;
    z-index: 1;
}

.timeline-item {
    text-align: center;
    position: relative;
    z-index: 2;
    flex: 1;
    padding: 0 15px;
}

.timeline-period {
    background: #000;
    border: 1px solid #333;
    padding: 10px 15px;
    display: inline-block;
    margin-bottom: 20px;
    font-weight: bold;
}

.timeline-content {
    background: #111;
    padding: 20px;
    border: 1px solid #222;
}

.timeline-content h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 10px;
}

.preparation-section {
    margin: 80px 0;
}

.preparation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.preparation-item {
    text-align: center;
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.preparation-item i {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 20px;
}

.preparation-item h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

.faq-section {
    margin: 80px 0;
}

.faq-list {
    margin-top: 40px;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid #222;
    background: #111;
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h4 {
    margin: 0;
    font-size: 1.1rem;
}

.faq-answer {
    padding: 0 20px 20px;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Страница "Контакты" */
.contact-page {
    padding: 100px 0;
    background-color: #0f0f0f;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin: 60px 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.5rem;
    color: #fff;
    margin-top: 5px;
}

.contact-item h4 {
    margin-bottom: 5px;
    font-family: 'Playfair Display', serif;
}

.contact-item .small {
    font-size: 0.9rem;
    color: #999;
    margin-top: 5px;
}

.social-links {
    margin-top: 20px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    border: 1px solid #333;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s;
}

.social-link:hover {
    background: #fff;
    color: #000;
}

.contact-form-container {
    background: #111;
    padding: 30px;
    border: 1px solid #222;
}

.contact-form-container h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #ccc;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    background: #000;
    border: 1px solid #333;
    color: #fff;
    font-family: 'Roboto', sans-serif;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    background: #fff;
    color: #000;
    border: none;
    padding: 15px;
    font-size: 1rem;
    cursor: pointer;
}

.btn-submit:hover {
    background: #ccc;
}

.map-section {
    margin: 80px 0;
}

.map-container {
    margin-top: 30px;
    position: relative;
}

.map-placeholder {
    height: 400px;
    position: relative;
}

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

.map-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    padding: 20px;
    text-align: center;
}

.faq-contact-section {
    margin: 80px 0;
}

.faq-contact {
    margin-top: 40px;
}

.faq-contact-item {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid #333;
}

.faq-contact-item:last-child {
    border-bottom: none;
}

.faq-contact-item h4 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

.callback-urgent {
    background: #111;
    padding: 60px;
    text-align: center;
    border: 1px solid #222;
    margin: 80px 0;
}

.callback-content h3 {
    font-family: 'Playfair Display', serif;
    margin-bottom: 15px;
}

.callback-phone {
    display: block;
    font-size: 1.8rem;
    margin: 20px 0;
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.callback-btn {
    margin-top: 20px;
}

/* Модальное окно */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    overflow: auto;
}

.modal-content {
    background-color: #0f0f0f;
    margin: 30px auto 30px auto;
    padding: 30px;
    border: 1px solid #333;
    width: 90%;
    max-width: 5000px;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    color: #fff;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

/* Адаптивность */
@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .material-card,
    .material-card.reverse {
        flex-direction: column;
    }
    
    .safety-content {
        flex-direction: column;
    }
    
    .timeline {
        flex-direction: column;
        gap: 30px;
    }
    
    .timeline:before {
        display: none;
    }
}

@media (max-width: 768px) {
    .achievements {
        flex-direction: column;
        gap: 30px;
    }
    
    .process-step {
        flex-direction: column;
    }
    
    .step-number {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 95%;
        padding: 20px;
    }
    
    .callback-urgent {
        padding: 30px;
    }
    
    .callback-phone {
        font-size: 1.5rem;
    }
}