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

:root {
    --primary-color: #1a1a1a;
    --secondary-color: #d4af37;
    --accent-color: #f5f5f0;
    --text-dark: #2c2c2c;
    --text-light: #666666;
    --white: #ffffff;
    --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 12px 48px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 16px 64px rgba(0, 0, 0, 0.16);
    --border-radius: 22px;
    --spacing-xl: 120px;
    --spacing-lg: 80px;
    --spacing-md: 60px;
    --spacing-sm: 40px;
    --spacing-xs: 24px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xs);
}

.header {
    background-color: var(--white);
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-xs) 0;
}

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

.logo-link {
    display: block;
    transition: var(--transition);
}

.logo-link:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    white-space: nowrap;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    padding: 12px 24px;
    border-radius: 16px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

.burger-menu {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    gap: 6px;
}

.burger-menu span {
    width: 28px;
    height: 2px;
    background-color: var(--text-dark);
    transition: var(--transition);
    border-radius: 2px;
}

.hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    text-align: center;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.hero-text {
    font-size: clamp(18px, 2vw, 22px);
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.btn {
    display: inline-block;
    padding: 18px 42px;
    border-radius: var(--border-radius);
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    letter-spacing: 0.01em;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
    background-color: var(--text-dark);
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    box-shadow: var(--shadow-medium);
}

.btn-secondary:hover {
    background-color: #c4a028;
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    text-align: center;
    letter-spacing: -0.02em;
}

.section-text {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-light);
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.intro {
    padding: var(--spacing-xl) 0;
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.services-preview {
    padding: var(--spacing-xl) 0;
    background-color: var(--accent-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.service-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.service-image {
    width: 100%;
    height: 240px;
    object-fit: cover;
    border-radius: 18px;
    margin-bottom: var(--spacing-xs);
}

.service-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.service-text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.quality {
    padding: var(--spacing-xl) 0;
}

.quality-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-md);
}

.quality-text {
    padding-right: var(--spacing-xs);
}

.quality-list {
    list-style: none;
    margin-top: var(--spacing-xs);
}

.quality-list li {
    padding: 16px 0;
    padding-left: 32px;
    position: relative;
    font-size: 18px;
    color: var(--text-dark);
}

.quality-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 20px;
}

.quality-image-wrapper {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.quality-image {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

.quality-image:hover {
    transform: scale(1.05);
}

.process {
    padding: var(--spacing-xl) 0;
    background-color: var(--accent-color);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.process-step {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.process-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-medium);
}

.step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--secondary-color), #c4a028);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto var(--spacing-xs);
    box-shadow: var(--shadow-soft);
}

.step-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.step-text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.materials {
    padding: var(--spacing-xl) 0;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.material-item {
    background-color: var(--accent-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    transition: var(--transition);
}

.material-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.material-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.material-item p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #2c2c2c 100%);
    color: var(--white);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--white);
    letter-spacing: -0.02em;
}

.cta-text {
    font-size: clamp(18px, 2vw, 20px);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
    opacity: 0.95;
}

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
}

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

.footer-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--white);
}

.footer-text {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 12px;
    opacity: 0.85;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    opacity: 0.85;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
    font-size: 14px;
}

.contact-section {
    padding: var(--spacing-xl) 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.contact-info {
    padding-right: var(--spacing-xs);
}

.contact-details {
    margin-top: var(--spacing-md);
}

.contact-item {
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-xs);
    background-color: var(--accent-color);
    border-radius: var(--border-radius);
}

.contact-item-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.contact-item p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
}

.contact-form-wrapper {
    background-color: var(--accent-color);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 16px 20px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 18px;
    font-size: 16px;
    font-family: inherit;
    background-color: var(--white);
    color: var(--text-dark);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1);
}

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

.checkbox-group {
    flex-direction: row;
    align-items: center;
    gap: 12px;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-group label {
    font-size: 14px;
    cursor: pointer;
}

.services-detail {
    padding: var(--spacing-xl) 0;
}

.service-detail-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-lg);
    background-color: var(--white);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

.service-detail-card:nth-child(even) {
    direction: rtl;
}

.service-detail-card:nth-child(even) > * {
    direction: ltr;
}

.service-detail-image {
    width: 100%;
    height: auto;
    border-radius: 18px;
    object-fit: cover;
    box-shadow: var(--shadow-soft);
}

.service-detail-content {
    padding: var(--spacing-xs);
}

.service-detail-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.service-detail-text {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-xs);
}

.service-features {
    list-style: none;
    margin-top: var(--spacing-xs);
}

.service-features li {
    padding: 12px 0;
    padding-left: 32px;
    position: relative;
    font-size: 16px;
    color: var(--text-dark);
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 700;
}

.gallery-section {
    padding: var(--spacing-xl) 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.gallery-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover .gallery-image {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.9), transparent);
    padding: var(--spacing-xs);
    color: var(--white);
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
}

.gallery-description {
    font-size: 16px;
    opacity: 0.9;
}

.policy-section {
    padding: var(--spacing-xl) 0;
}

.policy-content {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    overflow-wrap: break-word;
    word-wrap: break-word;
    box-sizing: border-box;
}

.policy-content h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
}

.policy-content h2:first-of-type {
    margin-top: 0;
}

.policy-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: var(--spacing-xs);
    margin-bottom: 12px;
}

.policy-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

@media (max-width: 768px) {
    .burger-menu {
        display: flex;
    }

    .logo-text {
        font-size: 14px;
    }

    .nav-list {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: var(--spacing-sm);
        box-shadow: var(--shadow-medium);
        transform: translateX(-100%);
        transition: var(--transition);
        z-index: 999;
    }

    .nav-list.active {
        transform: translateX(0);
    }

    .nav-link {
        width: 100%;
        text-align: center;
        padding: 16px;
    }

    .burger-menu.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .burger-menu.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero {
        padding: var(--spacing-md) 0;
    }

    .hero-title {
        margin-bottom: var(--spacing-xs);
    }

    .services-grid,
    .process-steps,
    .materials-grid {
        grid-template-columns: 1fr;
    }

    .quality-content {
        grid-template-columns: 1fr;
    }

    .quality-image-wrapper {
        margin-top: var(--spacing-sm);
    }

    .section-title {
        font-size: 32px;
    }

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

    .service-detail-card {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .service-detail-card:nth-child(even) {
        direction: ltr;
    }

    .service-detail-image {
        margin-bottom: var(--spacing-xs);
    }

    .service-detail-title {
        font-size: 28px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-image {
        height: 400px;
    }

    .policy-content {
        padding: var(--spacing-sm);
        overflow-wrap: break-word;
        word-wrap: break-word;
    }

    .policy-content h2 {
        font-size: 24px;
        word-wrap: break-word;
        overflow-wrap: break-word;
        max-width: 100%;
        box-sizing: border-box;
    }

    :root {
        --spacing-xl: 60px;
        --spacing-lg: 50px;
        --spacing-md: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .logo-text {
        font-size: 12px;
    }

    .logo-wrapper {
        gap: 8px;
    }

    .btn {
        padding: 16px 32px;
        font-size: 16px;
    }

    .hero-title {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .contact-form-wrapper {
        padding: var(--spacing-xs);
    }

    .service-detail-title {
        font-size: 24px;
    }

    .gallery-image {
        height: 350px;
    }

    .policy-content h2 {
        font-size: 22px;
        word-wrap: break-word;
        overflow-wrap: break-word;
        max-width: 100%;
        box-sizing: border-box;
    }

    .policy-content h3 {
        font-size: 20px;
        word-wrap: break-word;
        overflow-wrap: break-word;
        max-width: 100%;
        box-sizing: border-box;
    }

    :root {
        --spacing-xl: 50px;
        --spacing-lg: 40px;
        --spacing-md: 30px;
        --spacing-sm: 24px;
    }
}