/* base.css */
:root {
    --brand-color: #8fbc8f; 
    --text-primary: #333333; 
    --text-secondary: #666666; 
    --bg-primary: #ffffff; 
    --bg-secondary: #f5f5f5; 
    --white: #ffffff;
    --font-main: 'Montserrat', sans-serif; 
    --shadow-default: 0 2px 4px rgba(0, 0, 0, 0.05); 
    --shadow-hover: 0 4px 8px rgba(0, 0, 0, 0.1);
    --border-light: #e0e0e0;
}

body {
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

/* layout.css */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
}

.main-header {
    background-color: var(--bg-primary);
    padding: 10px 20px;
    box-shadow: var(--shadow-default);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

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

nav a {
    text-decoration: none;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--brand-color);
}

/* project.css */
.projects-section {
    background-color: var(--bg-primary);
    padding: 30px;
    border-radius: 5px;
    box-shadow: var(--shadow-default);
}

.projects-header {
    text-align: center;
    margin-bottom: 30px;
}

.projects-header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.projects-header .subtitle {
    font-size: 1.1em;
    color: var(--text-secondary);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
    gap: 30px;
}

/* Project Card */
.project-card {
    background-color: var(--bg-secondary);
    border-radius: 5px;
    overflow: hidden;
    box-shadow: var(--shadow-default);
    transition: transform 0.3s ease;
}

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

.project-image {
    height: 200px; 
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block; 
}

.project-details {
    padding: 20px;
}

.project-details h2 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.project-details .project-description {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.project-details .project-role {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 15px;
}

.project-link {
    display: inline-block;
    padding: 10px 15px;
    background-color: var(--brand-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.project-link:hover {
    background-color: darken(var(--brand-color), 10%);
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    margin-top: 30px;
}

/* Logo */
.logo {
    font-size: 1.5em;
    font-weight: bold;
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .main-header {
        flex-direction: column;
        align-items: center;
    }

    nav ul {
        margin-top: 10px;
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 5px 0;
    }

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