/* ========================================
   PORTFOLIO STYLES
   ======================================== */

.portfolio-section {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.portfolio-header {
    text-align: center;
    margin-bottom: 50px;
}

.portfolio-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.portfolio-header p {
    font-size: 1.1rem;
    color: var(--light-text);
    max-width: 600px;
    margin: 0 auto;
}

/* Filtros */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    background-color: white;
    color: var(--dark-text);
    border: 2px solid var(--light-bg);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

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

/* Grid de Projetos */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.portfolio-item {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: var(--light-bg);
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(52, 152, 219, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    opacity: 0;
    transition: var(--transition);
}

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

.overlay-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: white;
    color: var(--secondary-color);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.overlay-btn:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: scale(1.1);
}

.portfolio-content {
    padding: 20px;
}

.portfolio-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.portfolio-content h3 a {
    color: var(--dark-text);
    text-decoration: none;
}

.portfolio-content h3 a:hover {
    color: var(--secondary-color);
}

.portfolio-category {
    display: inline-block;
    background-color: var(--light-bg);
    color: var(--light-text);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.portfolio-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--light-text);
    padding-top: 10px;
    border-top: 1px solid var(--light-bg);
}

.portfolio-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Página Individual do Projeto */
.single-project {
    padding: 40px 0;
}

.project-hero {
    width: 100%;
    height: 500px;
    margin-bottom: 40px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.project-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: var(--border-radius);
}

.detail-item h4 {
    color: var(--secondary-color);
    margin-bottom: 8px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.detail-item p {
    font-size: 1.1rem;
    color: var(--dark-text);
    margin: 0;
}

.project-gallery {
    margin: 40px 0;
}

.project-gallery h3 {
    margin-bottom: 20px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

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

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

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

/* Responsividade */
@media (max-width: 768px) {
    .portfolio-section {
        padding: 40px 0;
    }

    .portfolio-header h2 {
        font-size: 1.8rem;
    }

    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }

    .portfolio-image {
        height: 200px;
    }

    .project-hero {
        height: 350px;
        margin-bottom: 30px;
    }

    .project-details-grid {
        gap: 15px;
        padding: 20px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
    }

    .gallery-item img {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .portfolio-section {
        padding: 30px 0;
    }

    .portfolio-header h2 {
        font-size: 1.5rem;
    }

    .portfolio-filters {
        gap: 10px;
    }

    .filter-btn {
        padding: 8px 15px;
        font-size: 0.9rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .portfolio-image {
        height: 200px;
    }

    .project-hero {
        height: 250px;
        margin-bottom: 20px;
    }

    .project-details-grid {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 15px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .gallery-item img {
        height: 200px;
    }
}