/* ===================================
   PORTFOLIO PAGE STYLES - USANDO PALETA PRINCIPAL
   =================================== */

/* Portfolio Hero */
.portfolio-hero {
    background: var(--bg-light);
    color: var(--text-primary);
    padding: 6rem 0 4rem 0;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.portfolio-hero .hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.portfolio-hero .hero-content h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--primary);
}

.portfolio-hero .hero-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.6;
    font-weight: 400;
}

/* Portfolio Filters */
.portfolio-filters {
    background: var(--bg-light);
    padding: 2rem 0 4rem 0;
    border-bottom: 1px solid var(--border);
}

.portfolio-filters .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.filter-buttons {
    display: flex;
    gap: 2rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border);
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-radius: 50px;
    position: relative;
}

.filter-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-secondary);
    transition: var(--transition);
}

.filter-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

.filter-btn:hover .filter-dot {
    background: var(--accent);
}

.filter-btn.active {
    color: var(--text-primary);
    border-color: var(--accent);
    background: rgba(0, 255, 127, 0.05);
}

.filter-btn.active .filter-dot {
    background: var(--accent);
}

/* Portfolio Section */
.portfolio-section {
    padding: 4rem 0;
    background: var(--bg-light);
    min-height: 60vh;
}

.portfolio-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Portfolio Grid - Estilo moderno com paleta principal */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.portfolio-item {
    background: var(--bg-light);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    border: 1px solid var(--border);
    aspect-ratio: 1;
    box-shadow: var(--shadow);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

/* Card Header com preview */
.portfolio-item-image {
    position: relative;
    height: 70%;
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
}

.portfolio-item-image img {
    width: 90%;
    height: 90%;
    object-fit: cover;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-item-image img {
    transform: scale(1.02);
}

/* Ícone placeholder */
.placeholder-icon {
    font-size: 3rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

/* Status badges */
.portfolio-status {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 2;
    background: rgba(255, 255, 255, 0.9);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    backdrop-filter: blur(8px);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
}

.status-text {
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
}

.visit-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    backdrop-filter: blur(8px);
}

.visit-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--primary);
    transform: scale(1.05);
}

/* Conteúdo do card */
.portfolio-item-content {
    padding: 1.5rem;
    height: 30%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--bg-light);
}

.portfolio-item-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.portfolio-item-description {
    color: var(--text-secondary);
    line-height: 1.4;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    flex: 1;
}

/* Tags de tecnologia */
.portfolio-item-technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    background: var(--bg-gray);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.tech-tag:hover {
    background: var(--accent);
    color: var(--primary);
    border-color: var(--accent);
}

/* Meta info */
.portfolio-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: auto;
}

.portfolio-date {
    color: var(--accent);
    font-weight: 500;
}

.portfolio-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Loading Spinner */
.loading-spinner {
    text-align: center;
    padding: 4rem;
    color: var(--text-secondary);
}

.loading-spinner i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    animation: spin 1s linear infinite;
    color: var(--accent);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
    color: var(--accent);
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.empty-state p {
    margin-bottom: 2rem;
    max-width: 400px;
    color: var(--text-secondary);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination-btn {
    background: var(--bg-light);
    border: 1px solid var(--border);
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    color: var(--text-secondary);
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
}

.pagination-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--primary);
}

.pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-dots {
    color: var(--text-secondary);
    padding: 0 0.5rem;
    font-weight: 500;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 2rem;
}

.modal-content {
    background: var(--bg-light);
    border-radius: 20px;
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.25rem;
    color: var(--text-secondary);
    transition: var(--transition);
    z-index: 10;
    backdrop-filter: blur(8px);
}

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

.modal-project-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 20px 20px 0 0;
}

.modal-project-content {
    padding: 2rem;
}

.modal-project-header {
    margin-bottom: 1.5rem;
}

.modal-project-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.modal-project-client {
    color: var(--accent);
    font-weight: 500;
}

.modal-project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.modal-project-details {
    margin-bottom: 2rem;
}

.modal-detail-section {
    margin-bottom: 1.5rem;
}

.modal-detail-section h4 {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.modal-tech-tag {
    background: var(--bg-gray);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border);
}

.modal-project-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.modal-action-btn {
    padding: 0.875rem 2rem;
    border-radius: 12px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--border);
}

.modal-action-btn.primary {
    background: var(--accent);
    color: var(--primary);
    border-color: var(--accent);
}

.modal-action-btn.primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.modal-action-btn.secondary {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border);
}

.modal-action-btn.secondary:hover {
    color: var(--accent);
    border-color: var(--accent);
}

/* Responsive Design */
@media (max-width: 768px) {
    .portfolio-hero .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .filter-buttons {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        gap: 1rem;
    }
    
    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .modal {
        padding: 1rem;
    }
    
    .modal-project-content {
        padding: 1.5rem;
    }
    
    .modal-project-title {
        font-size: 1.5rem;
    }
    
    .modal-project-actions {
        flex-direction: column;
    }
    
    .portfolio-item-content {
        padding: 1.25rem;
    }
}

/* Animações suaves */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-item {
    animation: fadeInUp 0.6s ease forwards;
}

.portfolio-item:nth-child(1) { animation-delay: 0.1s; }
.portfolio-item:nth-child(2) { animation-delay: 0.2s; }
.portfolio-item:nth-child(3) { animation-delay: 0.3s; }
.portfolio-item:nth-child(4) { animation-delay: 0.4s; }
.portfolio-item:nth-child(5) { animation-delay: 0.5s; }
.portfolio-item:nth-child(6) { animation-delay: 0.6s; }