/* Portfolio Page Specific Styles */

/* Portfolio Introduction */
.portfolio-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.portfolio-intro h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.portfolio-intro p {
    font-size: 1.125rem;
    color: var(--dark-gray);
}

/* Portfolio Filters */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    font-family: var(--heading-font);
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
    z-index: -1;
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--white);
}

.filter-btn:hover::before,
.filter-btn.active::before {
    transform: scaleX(1);
    transform-origin: left;
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    cursor: pointer;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.19, 1, 0.22, 1);
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.4));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-category {
    font-family: var(--heading-font);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.portfolio-overlay h3 {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.6s cubic-bezier(0.19, 1, 0.22, 1) 0.1s, opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1) 0.1s;
}

.portfolio-item:hover .portfolio-overlay h3 {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    background-color: var(--accent);
    color: var(--white);
    font-family: var(--heading-font);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.19, 1, 0.22, 1) 0.2s;
    width: fit-content;
}

.portfolio-item:hover .portfolio-link {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-link:hover {
    background-color: var(--accent-hover);
    color: var(--white);
}

/* Project Detail Cards */
.project-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project-info-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.project-info-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.info-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.project-info-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.project-info-card h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary);
}

.project-info-card p {
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Project Process Timeline */
.project-process {
    background-color: var(--light-gray);
    padding: 6rem 0;
}

.process-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 2rem;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 15px;
    width: 2px;
    background-color: var(--primary);
}

.process-step {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 2rem;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    position: absolute;
    left: -2rem;
    top: 0;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--heading-font);
    font-weight: 700;
    font-size: 1.125rem;
    z-index: 2;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--black);
}

.step-content p {
    color: var(--dark-gray);
    font-size: 1.125rem;
    line-height: 1.7;
}

/* Project Modal */
.project-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    overflow-y: auto;
    animation: fadeIn 0.3s ease-in-out;
}

.modal-content {
    position: relative;
    background-color: var(--white);
    margin: 5vh auto;
    padding: 2rem;
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    animation: scaleIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 1.75rem;
    color: var(--dark-gray);
    cursor: pointer;
    transition: color var(--transition-normal);
    z-index: 10;
}

.close-modal:hover {
    color: var(--primary);
}

/* Project Detail Styles (Inside Modal) */
.project-detail-modal {
    padding: 1rem 0;
}

.project-detail-header {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--light-gray);
    padding-bottom: 1.5rem;
}

.project-detail-header h2 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.project-category-badge {
    display: inline-block;
    background-color: var(--primary);
    color: var(--white);
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.375rem 1rem;
    border-radius: var(--radius-full);
}

.project-gallery {
    margin-bottom: 2rem;
}

.gallery-main {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1rem;
    height: 400px;
}

.gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
}

.gallery-thumb {
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    height: 80px;
    opacity: 0.7;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.gallery-thumb.active {
    opacity: 1;
    border-color: var(--primary);
}

.gallery-thumb:hover {
    opacity: 1;
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-description {
    margin-bottom: 2rem;
}

.project-description h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.project-description p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
}

.project-features {
    margin-bottom: 2rem;
}

.project-features h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-item i {
    color: var(--accent);
    font-size: 1.125rem;
}

.project-details-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--light-gray);
    text-align: center;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
    
    .project-info-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .gallery-thumbs {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .portfolio-intro h2 {
        font-size: 2rem;
    }
    
    .portfolio-image {
        height: 250px;
    }
    
    .gallery-main {
        height: 300px;
    }
    
    .gallery-thumbs {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .project-detail-header h2 {
        font-size: 1.75rem;
    }
}

@media (max-width: 576px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-btn {
        padding: 0.625rem 1rem;
        font-size: 0.75rem;
    }
    
    .portfolio-image {
        height: 220px;
    }
    
    .portfolio-overlay {
        padding: 1.5rem;
    }
    
    .portfolio-overlay h3 {
        font-size: 1.25rem;
    }
    
    .gallery-main {
        height: 250px;
    }
    
    .gallery-thumbs {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .gallery-thumb {
        height: 60px;
    }
}