/* Dark Theme */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #0c0c0c, #1a1a1a);
    color: #ffffff;
    line-height: 1.6;
}

header {
    text-align: center;
    padding: 50px 20px;
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

header h1 {
    font-size: 3em;
    margin: 0;
    text-shadow: 0 0 10px #333333;
}

header p {
    font-size: 1.2em;
    color: #cccccc;
}

#hero {
    padding: 100px 20px;
    text-align: center;
    background: url('https://via.placeholder.com/1920x600/000000/ffffff?text=Hero+Background') no-repeat center center;
    background-size: cover;
    position: relative;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h2 {
    font-size: 2.5em;
    margin: 0;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { text-shadow: 0 0 5px #666666; }
    to { text-shadow: 0 0 20px #666666, 0 0 30px #666666; }
}

.hero-content p {
    font-size: 1.5em;
    color: #cccccc;
}

#projects {
    padding: 50px 20px;
    text-align: center;
}

#projects h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
    text-shadow: 0 0 10px #444444;
}

.project-grid {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    gap: 20px;
    padding-bottom: 20px;
    scrollbar-width: thin;
    scrollbar-color: #666666 #333333;
}

.project-grid::-webkit-scrollbar {
    height: 8px;
}

.project-grid::-webkit-scrollbar-track {
    background: #333333;
}

.project-grid::-webkit-scrollbar-thumb {
    background: #666666;
    border-radius: 4px;
}

.project-grid::-webkit-scrollbar-thumb:hover {
    background: #888888;
}

.project-card {
    flex: 0 0 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
}

.project-card h3 {
    margin-top: 0;
    color: #cccccc;
}

.project-card p {
    color: #aaaaaa;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(45deg, #444444, #666666);
    color: #ffffff;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.btn:hover {
    background: linear-gradient(45deg, #666666, #444444);
}

footer {
    background: rgba(0, 0, 0, 0.8);
    padding: 40px 20px;
    text-align: center;
    margin-top: 50px;
}

.contact h3 {
    margin-bottom: 20px;
    color: #cccccc;
}

.contact ul {
    list-style: none;
    padding: 0;
}

.contact li {
    display: inline;
    margin: 0 20px;
}

.contact a {
    color: #ffffff;
    text-decoration: none;
    font-size: 1.2em;
    transition: color 0.3s;
}

.contact a:hover {
    color: #aaaaaa;
}