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

:root {
    --primary-color: #2a6bb0;
    --primary-dark: #1d4f8a;
    --secondary-color: #ff9800;
    --accent-color: #f44336;
    --light-color: #f8f9fa;
    --dark-color: #333;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    --border-radius: 8px;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #fff;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.btn-large {
    padding: 16px 36px;
    font-size: 18px;
}

.btn-accent {
    background-color: var(--accent-color);
}

.btn-accent:hover {
    background-color: #d32f2f;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary {
    background-color: var(--primary-color);
}

.btn-full {
    width: 100%;
}

.section-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.section-subtitle {
    font-size: 18px;
    text-align: center;
    color: var(--gray-color);
    max-width: 700px;
    margin: 0 auto 50px;
}

/* Header */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo h1 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.logo p {
    font-size: 14px;
    color: var(--gray-color);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.phone, .work-hours {
    display: flex;
    align-items: center;
    gap: 10px;
}

.phone i, .work-hours i {
    color: var(--primary-color);
}

.phone a {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
    text-decoration: none;
    transition: var(--transition);
}

.phone a:hover {
    color: var(--primary-color);
}

.work-hours span {
    font-size: 14px;
    color: var(--gray-color);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
}

.nav {
    border-top: 1px solid var(--light-gray);
    padding: 15px 0;
}

.nav-list {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 30px;
}

.nav-list a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    position: relative;
}

.nav-list a:hover {
    color: var(--primary-color);
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

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

/* Hero */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1770&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 120px 0;
    text-align: center;
}

.hero-title {
    font-size: 48px;
    margin-bottom: 20px;
    color: white;
}

.hero-subtitle {
    font-size: 20px;
    max-width: 700px;
    margin: 0 auto 40px;
    color: rgba(255, 255, 255, 0.9);
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature i {
    font-size: 24px;
    color: var(--secondary-color);
}

.feature span {
    font-size: 18px;
}

/* Services */
.services {
    background-color: var(--light-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(42, 107, 176, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon i {
    font-size: 30px;
    color: var(--primary-color);
}

.service-title {
    font-size: 22px;
    margin-bottom: 15px;
}

.service-description {
    color: var(--gray-color);
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.service-link:hover {
    gap: 10px;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.project-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-image {
    height: 200px;
    background-color: var(--light-gray);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image::before {
    content: '\f03e';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 48px;
    color: var(--gray-color);
}

.project-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
}

.project-info {
    padding: 25px;
}

.project-title {
    font-size: 20px;
    margin-bottom: 10px;
}

.project-description {
    color: var(--gray-color);
    margin-bottom: 20px;
}

/* About */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text p {
    margin-bottom: 25px;
    font-size: 17px;
}

.about-features {
    margin-bottom: 30px;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.about-feature i {
    color: var(--secondary-color);
    margin-top: 3px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat {
    text-align: center;
    padding: 20px;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 16px;
    color: var(--gray-color);
}

.about-image {
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder i {
    font-size: 100px;
    color: var(--gray-color);
}

/* CTA */
.cta {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 36px;
    color: white;
    margin-bottom: 15px;
}

.cta-text {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.9;
}

.cta-form {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 800px;
    margin: 0 auto 20px;
}

.form-group input {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: var(--border-radius);
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
}

.cta-note {
    font-size: 14px;
    opacity: 0.7;
}

/* Footer */
.footer {
    background-color: #222;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    color: white;
    font-size: 24px;
    margin-bottom: 5px;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.footer-title {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-item i {
    color: var(--secondary-color);
    margin-top: 3px;
}

.contact-item a, .contact-item span {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--secondary-color);
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 18px;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: var(--secondary-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 40px;
    width: 90%;
    max-width: 500px;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray-color);
}

.modal-title {
    font-size: 28px;
    margin-bottom: 10px;
}

.modal-text {
    color: var(--gray-color);
    margin-bottom: 25px;
}

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

.modal-form input,
.modal-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
}

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