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

body {
    font-family: 'Courier New', monospace;
    background: #0a0a0a;
    color: #00ff00;
    min-height: 100vh;
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 0, 0.03) 2px,
            rgba(0, 255, 0, 0.03) 4px
        );
}

.page-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    padding: 40px 0;
    border-bottom: 2px solid #00ff00;
}

.header-content h1 {
    font-size: 4em;
    letter-spacing: 8px;
    text-shadow: 0 0 20px #00ff00;
    margin-bottom: 10px;
    animation: fadeIn 1s ease-in;
}

.tagline {
    font-size: 1em;
    letter-spacing: 4px;
    opacity: 0.7;
}

.back-link {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 10px 20px;
    font-size: 0.8em;
    letter-spacing: 2px;
    color: #00ff00;
    border: 2px solid #00ff00;
    background: rgba(0, 20, 0, 0.6);
    text-decoration: none;
    transition: all 0.3s;
    text-transform: uppercase;
}

.back-link:hover {
    background: #00ff00;
    color: #000;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
}

/* Content Sections */
.content-section {
    background: rgba(0, 20, 0, 0.6);
    border: 2px solid #00ff00;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 0 30px rgba(0, 255, 0, 0.2);
    animation: slideUp 0.5s ease-out;
}

.content-section h2 {
    font-size: 2em;
    letter-spacing: 4px;
    margin-bottom: 30px;
    text-align: center;
    text-shadow: 0 0 10px #00ff00;
    border-bottom: 1px solid rgba(0, 255, 0, 0.3);
    padding-bottom: 15px;
}

/* Abstract */
.abstract-content p {
    font-size: 1.1em;
    line-height: 1.8;
    letter-spacing: 1px;
    text-align: justify;
}

/* Screenshots */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.screenshot-item {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.screenshot-item img {
    width: 100%;
    height: auto;
    border: 2px solid #00ff00;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
    transition: all 0.3s;
}

.screenshot-item img:hover {
    box-shadow: 0 0 30px rgba(0, 255, 0, 0.6);
    transform: scale(1.02);
}

.screenshot-caption {
    text-align: center;
    font-size: 0.9em;
    letter-spacing: 2px;
    opacity: 0.8;
}

/* Video Demo */
.video-container {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.video-container video {
    width: 100%;
    max-width: 800px;
    border: 2px solid #00ff00;
    box-shadow: 0 0 30px rgba(0, 255, 0, 0.3);
    background: #000;
}

/* Profile */
.profile-content {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.profile-text p {
    font-size: 1.1em;
    line-height: 1.8;
    letter-spacing: 1px;
    text-align: justify;
}

/* Footer */
.footer {
    text-align: center;
    padding: 30px 0;
    border-top: 2px solid #00ff00;
    margin-top: 60px;
    opacity: 0.7;
    letter-spacing: 2px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* Responsive */
@media (max-width: 768px) {
    .header-content h1 {
        font-size: 2.5em;
        letter-spacing: 4px;
    }
    
    .content-section {
        padding: 20px;
    }
    
    .content-section h2 {
        font-size: 1.5em;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-content {
        flex-direction: column;
    }
    
    .back-link {
        position: static;
        display: inline-block;
        margin-top: 20px;
    }
}