body {
    background: #0a0a1a;
}

.hero-section {
    position: relative;
    z-index: 5;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.auth-buttons {
    display: flex;
    gap: 10px;
}

.cyber-button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 14px;
    font-family: 'Share Tech Mono', monospace;
    text-decoration: none;
    border-radius: 50px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.button-icon {
    font-size: 14px;
}

.signup-button {
    background: linear-gradient(45deg, #00ffcc, #0080ff);
    color: #000;
    box-shadow: 0 0 10px #00ffcc;
}

.signup-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #0080ff;
}

.login-button {
    background: linear-gradient(45deg, #ff00ff, #0080ff);
    color: #000;
    box-shadow: 0 0 10px #ff00ff;
}

.login-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #0080ff;
}

#smartmind-logo {
    position: absolute;
    bottom: 20%;
    font-family: 'Exo 2', sans-serif;
    font-size: 60px;
    color: #fff;
    text-shadow: 0 0 20px #00ffcc, 0 0 40px #ff00ff;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.ai-projects, .ai-news, .ai-videos {
    position: relative;
    z-index: 5;
    padding: 80px 50px;
    background: rgba(10, 10, 26, 0.8);
    text-align: center;
}

.section-title {
    font-size: 40px;
    color: #00ffcc;
    text-shadow: 0 0 10px #00ffcc, 0 0 20px #0080ff;
    margin-bottom: 40px;
    animation: fadeIn 2s ease-in-out;
}

.project-grid, .news-grid, .video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card, .news-card, .video-card {
    background: rgba(10, 10, 26, 0.9);
    border: 1px solid #0080ff;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-card:before, .news-card:before, .video-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 255, 204, 0.1), rgba(0, 128, 255, 0.1));
    z-index: -1;
}

.project-card:hover, .news-card:hover, .video-card:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px #0080ff, 0 0 40px #ff00ff;
}

.project-card h3, .news-card h3 {
    font-size: 24px;
    color: #00ffcc;
    text-shadow: 0 0 5px #00ffcc;
    margin-bottom: 10px;
}

.project-card p, .news-card p, .video-card p {
    font-family: 'Share Tech Mono', monospace;
    font-size: 16px;
    color: #ccc;
    margin-bottom: 15px;
}

.details-button, .read-more {
    display: inline-block;
    padding: 10px 20px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 16px;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.details-button {
    background: linear-gradient(45deg, #ff00ff, #0080ff);
    color: #fff;
    border: none;
    cursor: pointer;
}

.details-button:hover {
    background: linear-gradient(45deg, #0080ff, #ff00ff);
    box-shadow: 0 0 15px #0080ff;
}

.read-more {
    background: linear-gradient(45deg, #00ffcc, #0080ff);
    color: #000;
}

.read-more:hover {
    background: linear-gradient(45deg, #0080ff, #00ffcc);
    box-shadow: 0 0 15px #00ffcc;
}

.video-card video {
    width: 100%;
    max-height: 200px;
    border-radius: 5px;
    margin-bottom: 10px;
    transition: transform 0.3s ease;
}

.video-card video:hover {
    transform: scale(1.02);
    box-shadow: 0 0 15px #0080ff;
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .auth-buttons {
        flex-direction: column;
        gap: 10px;
    }
    .ai-projects, .ai-news, .ai-videos {
        padding: 60px 20px;
    }
    .section-title {
        font-size: 30px;
    }
    .project-card h3, .news-card h3 {
        font-size: 20px;
    }
    .project-card p, .news-card p, .video-card p {
        font-size: 14px;
    }
    #smartmind-logo {
        font-size: 40px;
    }
}