:root {
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --accent-color: #f39c12;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --text-light: #7f8c8d;
    --white: #fff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--light-color);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

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

.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 12px 25px;
    border-radius: 5px;
    font-weight: bold;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn:hover {
    background-color: #c0392b;
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-small {
    padding: 8px 15px;
    font-size: 0.9rem;
}

header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    padding: 15px 0;
}

.logo h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-right: 10px;
}

.logo span {
    color: var(--secondary-color);
    font-weight: bold;
}

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

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    font-weight: 600;
    padding: 5px 0;
    position: relative;
}

nav ul li a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    bottom: 0;
    left: 0;
    transition: var(--transition);
}

nav ul li a:hover:after,
nav ul li a.active:after {
    width: 100%;
}

.mobile-menu {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

.hero {
    background: url('images/hero-bg.jpg') no-repeat center center;
    background-size: cover;
    color: var(--white);
    text-align: center;
    padding: 180px 0 100px;
    margin-top: 70px;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.features {
    padding: 80px 0;
    background-color: var(--white);
}

.feature-box {
    text-align: center;
    padding: 30px;
    border-radius: 5px;
    transition: var(--transition);
}

.feature-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.feature-box i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.feature-box h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.features .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.services-preview {
    padding: 80px 0;
    background-color: var(--light-color);
}

.services-preview h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 5px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

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

.service-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.cta {
    padding: 50px 0;
    text-align: center;
    background-color: var(--primary-color);
    color: var(--white);
}

.cta h2 {
    margin-bottom: 30px;
    font-size: 2rem;
}

footer {
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: 50px 0 0;
}

footer .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}

.footer-section {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
}

.footer-section h3 {
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: var(--light-color);
}

.footer-section ul li a:hover {
    color: var(--secondary-color);
}

.footer-section p {
    margin-bottom: 10px;
    color: var(--light-color);
}

.footer-section i {
    margin-right: 10px;
    color: var(--secondary-color);
}

.copyright {
    text-align: center;
    padding: 20px 0;
    background-color: rgba(0, 0, 0, 0.2);
    color: var(--light-color);
    font-size: 0.9rem;
    width: 100%;
    margin-top: 20px;
}

.page-header {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('images/header-bg.jpg') no-repeat center center;
    background-size: cover;
    color: var(--white);
    text-align: center;
    padding: 120px 0 60px;
    margin-top: 70px;
    position: relative;
}

.page-header {
    background: url('images/header-bg.jpg') no-repeat center center;
    background-size: cover;
    color: var(--white);
    text-align: center;
    padding: 120px 0 60px;
    margin-top: 70px;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 0;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

/*.page-header::before {*/
/*    content: '';*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 0;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background-color: rgba(0, 0, 0, 0.6);*/
/*    z-index: 0;*/
/*}*/

/*.page-header .container {*/
/*    position: relative;*/
/*    z-index: 1;*/
/*}*/

/*.page-header h1 {*/
/*    font-size: 2.5rem;*/
/*    margin-bottom: 15px;*/
/*}*/

.about-content {
    padding: 80px 0;
}

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

.about-image img {
    width: 100%;
    border-radius: 5px;
    box-shadow: var(--shadow);
}

.about-text h2 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.about-text h3 {
    margin: 25px 0 15px;
    color: var(--primary-color);
}

.about-text ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.about-text ul li {
    margin-bottom: 10px;
}

.team {
    padding: 60px 0;
    background-color: var(--light-color);
}

.team h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

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

.team-member {
    background-color: var(--white);
    padding: 30px;
    text-align: center;
    border-radius: 5px;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.member-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 5px solid var(--light-color);
}

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

.team-member h3 {
    margin-bottom: 5px;
    color: var(--primary-color);
}

.team-member p {
    color: var(--text-light);
}

.services {
    padding: 80px 0;
}

.service {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 30px;
    margin-bottom: 50px;
    background-color: var(--white);
    padding: 30px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

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

.service-icon i {
    font-size: 3rem;
    color: var(--secondary-color);
}

.service-content h2 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-content ul {
    margin-left: 20px;
    margin-top: 15px;
}

.service-content ul li {
    margin-bottom: 8px;
}

.why-us {
    padding: 80px 0;
}

.advantages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.advantage {
    background-color: var(--white);
    padding: 30px;
    border-radius: 5px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.advantage:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.advantage i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.advantage h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.testimonials {
    padding: 60px 0;
    background-color: var(--light-color);
}

.testimonials h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
}

.testimonial {
    background-color: var(--white);
    padding: 30px;
    border-radius: 5px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.testimonial p {
    font-style: italic;
    margin-bottom: 20px;
}

.client-info {
    display: flex;
    flex-direction: column;
}

.client-info h4 {
    color: var(--primary-color);
}

.client-info span {
    color: var(--text-light);
    font-size: 0.9rem;
}

.clients {
    padding: 80px 0;
}

.clients h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.client-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.category {
    background-color: var(--white);
    padding: 30px;
    text-align: center;
    border-radius: 5px;
    transition: var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.category:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.category i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.category h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.client-logos {
    text-align: center;
    margin-top: 50px;
}

.client-logos h3 {
    margin-bottom: 30px;
    color: var(--primary-color);
}

.logos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    align-items: center;
}

.logos-grid img {
    max-width: 50%;
    height: auto;
    border-radius: 100%;
    filter: grayscale(100%);
    transition: var(--transition);
}

.logos-grid img:hover {
    filter: grayscale(0%);
}

.contact {
    padding: 80px 0;
}

.contact .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h2 {
    margin-bottom: 30px;
    color: var(--primary-color);
}

.info-box {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
    gap: 15px;
}

.info-box i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-top: 5px;
    min-width: 25px;
}

.info-box-content {
    flex: 1;
}

.info-box h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
    font-weight: 600;
}

.info-box p, .info-box a {
    color: var(--text-color);
    display: block;
    margin-bottom: 5px;
}

.info-box a:hover {
    color: var(--secondary-color);
}

.contact-form h2 {
    margin-bottom: 30px;
    color: var(--primary-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.map {
    padding-bottom: 80px;
}

@media (max-width: 992px) {
    .about-content .container,
    .contact .container {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    nav ul {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
    }

    nav ul.show {
        display: flex;
    }

    nav ul li {
        margin: 10px 0;
    }

    .mobile-menu {
        display: block;
    }

    .hero h2 {
        font-size: 2.5rem;
    }

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

    .service-icon {
        margin-bottom: 20px;
    }
}

@media (max-width: 576px) {
    .hero {
        padding: 150px 0 80px;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .btn {
        padding: 10px 20px;
    }
}