:root {
    --primary-color: #2c3e50;
    --accent-color: #3498db;
    --bg-color: #f9f9fb;
    --text-color: #333;
    --light-text: #777;
    --white: #ffffff;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    padding: 20px;
}

header {
    max-width: 900px;
    margin: 0 auto 40px;
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #eee;
}

header h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

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

main {
    max-width: 900px;
    margin: 0 auto;
}

section {
    margin-bottom: 60px;
}

.hero {
    padding: 40px 0;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.2rem;
    color: var(--light-text);
    max-width: 600px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.project-card {
    background: var(--white);
    padding: 0; /* Remove padding to allow image to hit edges */
    overflow: hidden; /* Round corners for images */
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card .card-content {
    padding: 25px;
}

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.featured-adventure {
    grid-column: 1 / -1; /* Make it full width on larger screens */
    display: flex;
    flex-direction: row;
}

.featured-adventure img {
    width: 40%;
    height: auto;
    object-fit: cover;
}

@media (max-width: 768px) {
    .featured-adventure {
        flex-direction: column;
    }
    .featured-adventure img {
        width: 100%;
        height: 250px;
    }
}

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

.project-card h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

.project-card p {
    font-size: 0.95rem;
    color: var(--light-text);
}

footer {
    max-width: 900px;
    margin: 60px auto 20px;
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid #eee;
    font-size: 0.9rem;
    color: var(--light-text);
}

@media (max-width: 600px) {
    header {
        flex-direction: column;
        gap: 15px;
    }
    .hero h2 {
        font-size: 2rem;
    }
}