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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: #333;
}

.container {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    width: 100%;
}

header {
    text-align: center;
    margin-bottom: 60px;
    color: white;
}

header h1 {
    font-size: 3.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.tagline {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.95;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.project-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.project-card h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #667eea;
    margin-bottom: 15px;
}

.project-description {
    font-size: 1rem;
    line-height: 1.6;
    color: #555;
    margin-bottom: 20px;
    flex: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-tag {
    background: #f0f0f0;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}

.project-link {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    transition: opacity 0.3s ease;
}

.project-link:hover {
    opacity: 0.9;
}

.project-card.placeholder {
    opacity: 0.7;
    border: 2px dashed #ddd;
}

.project-card.placeholder h2 {
    color: #999;
}

.project-status {
    background: #fff3cd;
    color: #856404;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    margin-top: auto;
}

footer {
    background: rgba(0, 0, 0, 0.2);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: auto;
}

footer p {
    font-size: 0.9rem;
    font-weight: 300;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1rem;
    }

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

    .container {
        padding: 30px 15px;
    }
}