:root {
    --bg-color: #ffffff;
    --text-color: #1b1b3a;
    --primary-color: #005f73;
    --secondary-color: #1b1b3a;
    --accent-color: #005f73;
    --white: #ffffff;
    --light-grey: #dad7cd;
    --font-heading: 'Outfit', sans-serif;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Header */
.site-header {
    background-color: var(--white);
    padding: 1.5rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--secondary-color);
}

.site-nav a {
    margin-left: 2rem;
    font-weight: 500;
    color: var(--secondary-color);
}

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

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #2c5282;
}

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

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

/* Hero */
.hero {
    padding: 8rem 0;
    background: linear-gradient(135deg, rgba(238, 242, 247, 0.9) 0%, rgba(255, 255, 255, 0.8) 100%), url('../img/background_1.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    text-align: center;
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.hero-content .highlight {
    color: var(--accent-color);
    position: relative;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #4a5568;
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-cta .btn {
    margin: 0 0.5rem;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--secondary-color);
}

/* Services */
.services {
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)), url('../img/background_2.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid var(--accent-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Projects */
.projects {
    background-color: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.project-card {
    background: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
    border: 1px solid #e2e8f0;
}

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

.project-content {
    padding: 1.25rem;
}

.project-tags {
    margin-bottom: 1rem;
}

.tag {
    display: inline-block;
    background: #e6fffa;
    color: #2c7a7b;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.project-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.project-card p {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: #4a5568;
}

.read-more {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.read-more:hover {
    text-decoration: underline;
}

/* Contact */
.contact {
    text-align: center;
    background: linear-gradient(rgba(45, 55, 72, 0.9), rgba(45, 55, 72, 0.9)), url('../img/background_3.png');
    background-size: cover;
    background-position: center;
    color: var(--white);
}

.contact .section-title {
    color: var(--white);
}

.contact p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.contact .btn-large {
    display: inline-block;
    background: var(--white);
    color: var(--secondary-color);
    padding: 1rem 2rem;
    border-radius: 4px;
    font-weight: 700;
    font-size: 1.1rem;
}

.contact .btn-large:hover {
    background-color: var(--accent-color);
    color: var(--white);
}

/* Footer */
.site-footer {
    background-color: #1a202c;
    color: #a0aec0;
    padding: 3rem 0;
    border-top: 1px solid #2d3748;
}

.site-footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links a {
    margin-left: 1.5rem;
    color: #a0aec0;
}

.social-links a:hover {
    color: var(--white);
}

/* Responsive */
@media (max-width: 1024px) {

    .services-grid,
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .site-header .container {
        flex-direction: column;
    }

    .site-nav {
        margin-top: 1rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .services-grid,
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .site-footer .container {
        flex-direction: column;
        text-align: center;
    }

    .social-links {
        margin-top: 1rem;
    }
}

@media (max-width: 480px) {

    .services-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
}