/* Base Styles */
:root {
    --primary-color: #008ca7;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #008ca7;
    --text-color: #333;
    --text-light: #7f8c8d;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f9f9f9;
}

/* Header Styles */
.header {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem 1rem;
    text-align: center;
    margin-bottom: 2rem;
}

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

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--light-color);
    opacity: 0.9;
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 0.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

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

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.card-content {
    padding: 1.5rem;
}

.project-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.5rem;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.project-description {
    color: var(--text-light);
    margin-top: 0.5rem;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    text-align: center;
    padding: 1.5rem;
    margin-top: 3rem;
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}