.project-navbar {
    background: transparent;
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.project-navbar .container {
    display: flex;
    justify-content: flex-start;
}

.close-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.close-btn-icon:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.close-btn-icon img {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(0);
}

.project-header {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 100px 0;
    text-align: center;
    color: white;
    position: relative;
}

.project-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0);
    z-index: 1;
}

.project-header .container {
    position: relative;
    z-index: 2;
}

.project-header.vr-helsing {
    background-image: url('../Resources/Img/vr-helsing-bg.png');
}

.project-header.crazy-delivery {
    background-color: #905ea9;
}

.project-header.photogenic {
    background-image: url('../Resources/Img/photogenic-bg.png');
}

.project-header.mexican-inventors {
    background-image: url('../Resources/Img/inventores-bg.png');
}

.project-header.default-banner {
    background: var(--primary);
}

.project-logo {
    max-width: 400px;
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
}

.project-main {
    background: var(--background);
}

.project-section {
    padding: 80px 0;
}

.project-section-alt {
    background: var(--surface);
}

.project-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.project-description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.project-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin: 2rem 0;
    padding: 20px;
    background: var(--surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.meta-item {
    font-size: 0.95rem;
    color: var(--text-light);
}

.meta-item strong {
    color: var(--text);
}

.features-list {
    list-style: none;
    margin: 2rem 0;
}

.features-list li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-light);
}

.features-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    font-size: 1.2rem;
}

.project-actions {
    display: flex;
    gap: 15px;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 10px;
    right:10px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
    transition: var(--transition);
    outline: none;
}

.lightbox-close:hover {
    background: white;
    transform: scale(1.1);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.screenshot-item {
    cursor: pointer;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.screenshot-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

.screenshot-item:hover img {
    transform: scale(1.05);
}

.contributions-list {
    list-style: none;
    margin: 2rem 0;
}

.contributions-list li {
    padding: 20px;
    margin-bottom: 15px;
    background: var(--surface);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

/*.contributions-list li:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-hover);
}*/

.contributions-list strong {
    color: var(--primary);
    display: block;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 1.5rem;
}

.tech-tag {
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}

/*.tech-tag:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}*/

.project-video {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--border-radius);
    background: #000;
    box-shadow: var(--shadow);
}

.project-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.project-info h2,
.project-gallery h2 {
    color: var(--primary);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

@media (max-width: 1024px) {
    .project-content {
        gap: 40px;
    }
    
    .project-logo {
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .project-section {
        padding: 60px 0;
    }
    
    .project-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .project-info h2,
    .project-gallery h2 {
        font-size: 2rem;
    }
    
    .project-meta {
        grid-template-columns: 1fr;
    }
    
    .project-actions {
        flex-direction: column;
    }
    
    .project-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .tech-tags {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .project-header {
        padding: 60px 0;
    }
    
    .project-info h2,
    .project-gallery h2 {
        font-size: 1.8rem;
    }
    
    .project-logo {
        max-width: 250px;
    }
    
    .contributions-list li {
        padding: 15px;
    }
}