/* ============================================
   PROJECT DETAIL PAGE — Dark Theme
   ============================================ */

/* Override main.css section hiding — these are standalone pages, not SPA sections */
section {
    display: block !important;
    animation: sectionFadeIn 0.6s ease forwards !important;
}

/* Back Link Button */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
    margin-bottom: 2rem;
    text-decoration: none;
    width: fit-content;
}

.back-link:hover {
    color: var(--text-primary);
    border-color: var(--accent-purple-light);
    background: var(--bg-card-hover);
    transform: translateX(-4px);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.1);
}

/* Project Header Area */
.project-header {
    margin-bottom: 2.5rem;
    text-align: left;
}

.project-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(124, 58, 237, 0.12);
    border: 1px solid rgba(124, 58, 237, 0.3);
    color: var(--accent-purple-light);
    padding: 0.35rem 1rem;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    margin-bottom: 1rem;
    width: fit-content;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.project-category-badge i {
    font-size: 0.85rem;
    color: var(--accent-cyan);
}

.project-title {
    font-size: 2.8rem !important;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    font-family: var(--font-heading);
    margin-bottom: 0.8rem;
    text-align: left !important;
}

.project-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 800px;
    line-height: 1.6;
}

/* Media Containers (Video & Image Showcase) */
.project-media-container {
    display: flex;
    gap: 1.5rem;
    width: 100%;
    margin-bottom: 2.5rem;
}

.media-item {
    flex: 1;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.image-lightbox-close {
    position: absolute;
    top: 25px;
    right: 35px;
    color: var(--text-primary);
    font-size: 1.5rem;
    transition: var(--transition-fast);
    cursor: pointer;
    z-index: 1200;
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-card);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.image-lightbox-close:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    transform: scale(1.1);
}

/* Floating Enlarge Button Indicator */
.enlarge-btn-indicator {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border-card);
    color: var(--text-primary);
    width: 38px;
    height: 38px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: var(--transition-fast);
    opacity: 0.8;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 5;
}

.media-item:hover .enlarge-btn-indicator {
    opacity: 1;
    background: var(--accent-purple);
    border-color: var(--accent-purple-light);
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .image-lightbox-close {
        top: 15px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    .image-lightbox-content {
        max-width: 95%;
    }
}

.media-item:hover {
    border-color: rgba(124, 58, 237, 0.4);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}

.media-title {
    background: rgba(124, 58, 237, 0.15);
    color: var(--text-primary);
    padding: 0.6rem 1rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-card);
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

.project-video, 
.project-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    height: auto;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.project-video {
    background: #000;
}

.media-item:hover .project-image {
    transform: scale(1.03);
}

/* Glassmorphic Project Details Card */
.project-card-details {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.project-card-details::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-purple-light), var(--accent-cyan));
}

.project-info {
    width: 100%;
}

.project-card-details h2 {
    color: var(--text-primary);
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
}

.project-card-details h2 i {
    color: var(--accent-purple-light);
    font-size: 1.4rem;
}

.project-card-details p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.project-card-details h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-heading);
}

.project-card-details h3 i {
    color: var(--accent-purple-light);
    font-size: 1.1rem;
}

/* Custom Bulleted Lists */
.project-card-details ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1.5rem;
}

.project-card-details li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.7;
}

/* Default glowing dot bullet for items without inline icons */
.project-card-details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-purple-light);
    box-shadow: 0 0 8px var(--accent-purple-glow);
}

/* Clean spacing for items with inline icons */
.project-card-details li:has(> i) {
    padding-left: 0;
}

.project-card-details li:has(> i)::before {
    display: none;
}

.project-card-details li > i {
    color: var(--accent-cyan);
    margin-right: 0.75rem;
    font-size: 0.95rem;
    width: 1.25rem;
    text-align: center;
}

/* Tech Stack Items */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin: 1.5rem 0;
}

.tech-item {
    background: rgba(124, 58, 237, 0.12);
    color: var(--accent-purple-light);
    padding: 0.45rem 1.1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(124, 58, 237, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.tech-item:hover {
    background: rgba(124, 58, 237, 0.22);
    border-color: var(--accent-purple-light);
    transform: translateY(-2px);
    color: #fff;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.15);
}

.tech-item i {
    font-size: 0.9rem;
    color: var(--accent-cyan);
}

/* Action Buttons */
.project-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.project-actions .btn-primary,
.project-actions .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.6rem;
    border-radius: 10px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
}

.project-actions .btn-primary {
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-purple-light) 100%);
    color: white;
    box-shadow: 0 4px 15px var(--accent-purple-glow);
}

.project-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-purple-glow);
    color: white;
}

.project-actions .btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-card);
}

.project-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-purple-light);
    transform: translateY(-2px);
    color: white;
}

/* ============================================
   OBJECT TRACKER SPECIFIC COMPONENTS
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 14px;
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.3);
}

.feature-card h3 {
    color: var(--accent-purple-light) !important;
    margin-top: 0 !important;
    margin-bottom: 0.75rem !important;
    font-size: 1.15rem !important;
}

.feature-card i {
    color: var(--accent-cyan) !important;
}

.feature-card p {
    font-size: 0.9rem !important;
    line-height: 1.6 !important;
    margin-bottom: 0 !important;
}

/* Future plans highlight box */
.future-plans {
    background: rgba(124, 58, 237, 0.03);
    border: 1px solid rgba(124, 58, 237, 0.15);
    border-left: 4px solid var(--accent-purple);
    padding: 1.75rem;
    border-radius: 0 14px 14px 0;
    margin: 2rem 0;
}

.future-plans h3 {
    color: var(--text-primary) !important;
    margin-top: 0 !important;
    margin-bottom: 1rem !important;
}

.future-plans p {
    color: var(--text-secondary) !important;
    font-size: 0.95rem !important;
    margin-bottom: 1.25rem !important;
}

.future-plans li {
    font-size: 0.92rem !important;
}

/* Application fields grid */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.25rem;
    margin: 1.5rem 0;
}

.application-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.application-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(124, 58, 237, 0.25);
    transform: translateY(-2px);
}

.application-card h4 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    color: var(--accent-purple-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-family: var(--font-heading);
}

.application-card h4 i {
    color: var(--accent-cyan);
}

.application-card p {
    font-size: 0.88rem !important;
    line-height: 1.5 !important;
    margin-bottom: 0 !important;
}

/* Focus and accessibility styles */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--accent-purple);
    outline-offset: 2px;
}

/* ============================================
   RESPONSIVE LAYOUT
   ============================================ */

@media (max-width: 992px) {
    .project-media-container {
        flex-direction: column;
        gap: 1.25rem;
    }
    .project-video, 
    .project-image {
        height: auto;
    }
    .project-title {
        font-size: 2.2rem !important;
    }
    .project-card-details {
        padding: 1.75rem;
    }
}

@media (max-width: 768px) {
    .project-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    .project-actions .btn-primary,
    .project-actions .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .applications-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .project-title {
        font-size: 1.8rem !important;
    }

    .project-subtitle {
        font-size: 1rem;
    }

    .project-card-details {
        padding: 1.25rem;
    }

    .project-card-details h2 {
        font-size: 1.3rem;
    }

    .project-card-details p {
        font-size: 0.92rem;
    }

    .tech-item {
        font-size: 0.78rem;
        padding: 0.35rem 0.85rem;
    }

    .project-video,
    .project-image {
        height: auto;
    }

    .feature-card {
        padding: 1.1rem;
    }
}

/* Image Zoom Indicator */
.project-image {
    cursor: zoom-in;
}

/* Image Lightbox Modal */
.image-lightbox-modal {
    display: none;
    position: fixed;
    z-index: 1100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(6, 6, 15, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity 0.3s ease;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.image-lightbox-modal.show {
    display: flex;
    opacity: 1;
}

.image-lightbox-content {
    display: block;
    max-width: 90%;
    max-height: 80vh;
    border-radius: 12px;
    border: 1px solid var(--border-card);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    transition: transform 0.3s ease;
    object-fit: contain;
}

.image-lightbox-modal.show .image-lightbox-content {
    transform: scale(1);
}

.image-lightbox-caption {
    margin: 1.5rem auto 0;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

.image-lightbox-close {
    position: absolute;
    top: 25px;
    right: 35px;
    color: var(--text-primary);
    font-size: 1.5rem;
    transition: var(--transition-fast);
    cursor: pointer;
    z-index: 1200;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.image-lightbox-close:hover {
    color: var(--accent-purple-light);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

/* Floating Enlarge Button Indicator */
.enlarge-btn-indicator {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(10, 10, 26, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
    width: 38px;
    height: 38px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: var(--transition-fast);
    opacity: 0.7;
    z-index: 5;
}

.media-item:hover .enlarge-btn-indicator {
    opacity: 1;
    background: var(--accent-purple);
    border-color: var(--accent-purple-light);
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .image-lightbox-close {
        top: 15px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    .image-lightbox-content {
        max-width: 95%;
    }
}