* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
}

body {
    background: #1a1a1a;
    color: #f0f0f0;
}

.navbar {
    position: sticky;
    top: 0;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: #00ff88;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: #f0f0f0;
    text-decoration: none;
    font-weight: 600;
    position: relative;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #00ff88;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background: #00ff88;
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

.hero {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
}

.hero-content {
    animation: fadeIn 1s ease-in;
}

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5rem;
    color: #00ff88;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: #00ff88;
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 600;
    border-radius: 5px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.about, .projects, .project-details, footer {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.about h2, .projects h2, .project-details h1, .project-details h2, footer h3 {
    font-family: 'Orbitron', sans-serif;
    color: #00ff88;
    text-align: center;
}

.project-details .project-header {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeIn 1s ease-in;
}

.project-details h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.3rem;
    color: #888;
    font-weight: 300;
}

.project-details h2 {
    font-size: 2rem;
    margin: 3rem 0 1.5rem;
    position: relative;
    animation: slideInLeft 1s ease-in;
}

.project-details h2::after {
    content: '';
    width: 50px;
    height: 3px;
    background: #00ff88;
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

.project-details h3 {
    font-size: 1.5rem;
    color: #00ff88;
    margin: 1.5rem 0 1rem;
}

.project-details p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1rem;
    color: #d0d0d0;
}

.section {
    margin-bottom: 3rem;
    animation: fadeIn 1.2s ease-in;
}

.quote {
    background: #2a2a2a;
    padding: 1.5rem;
    border-left: 5px solid #00ff88;
    font-style: italic;
    font-size: 1.2rem;
    color: #f0f0f0;
    margin: 1.5rem 0;
    border-radius: 5px;
}

.code-block {
    background: #2a2a2a;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1rem 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.code-block pre {
    color: #f0f0f0;
    font-size: 1rem;
    overflow-x: auto;
    margin-bottom: 0.5rem;
}

.code-caption {
    font-size: 0.9rem;
    color: #888;
    text-align: center;
}

.metrics ul {
    list-style: none;
    padding: 1rem;
    background: #2a2a2a;
    border-radius: 8px;
}

.metrics li {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.metrics li span {
    color: #00ff88;
    font-weight: 600;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature {
    background: #2a2a2a;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.feature h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.feature p {
    font-size: 1rem;
    color: #d0d0d0;
}

.challenges-list {
    list-style: none;
    padding: 1rem;
    background: #2a2a2a;
    border-radius: 8px;
}

.challenges-list li {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.challenges-list li::before {
    content: '•';
    color: #00ff88;
    position: absolute;
    left: 0;
    font-size: 1.5rem;
}

.screenshots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.screenshot {
    text-align: center;
}

.placeholder-img {
    background: #2a2a2a;
    padding: 2rem;
    border-radius: 8px;
    font-size: 1rem;
    color: #888;
    border: 1px solid #333;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.screenshot p {
    font-size: 0.9rem;
    color: #d0d0d0;
    margin-top: 0.5rem;
}

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
}

.tech-list li {
    background: #2a2a2a;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-size: 1rem;
    transition: background 0.3s;
}

.tech-list li:hover {
    background: #00ff88;
    color: #1a1a1a;
}

.project-link {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: #00ff88;
    color: #1a1a1a;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background 0.3s, transform 0.3s;
    margin-top: 1rem;
}

.project-link:hover {
    background: #ff007a;
    color: #f0f0f0;
    transform: scale(1.05);
}

.project-link.disabled {
    background: #555;
    cursor: not-allowed;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: #2a2a2a;
    padding: 2rem;
    border-radius: 10px;
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.project-card:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.project-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: #00ff88;
    margin-bottom: 1rem;
}

.project-card p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.placeholder {
    opacity: 0.7;
}

footer {
    text-align: center;
    background: #2a2a2a;
    padding: 2rem;
}

footer a {
    color: #00ff88;
    text-decoration: none;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .project-details h1 { font-size: 2.5rem; }
    .project-details h2 { font-size: 1.8rem; }
    .nav-links { gap: 1rem; }
    .project-grid { grid-template-columns: 1fr; }
    .screenshots { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr; }
}