/* RESET E VARS */
:root {
    --primary: #2563eb;
    --dark: #0f172a;
    --text: #334155;
    --gray: #64748b;
    --border: #e2e8f0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: var(--text); background: #fff; overflow-x: hidden; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section { padding: 60px 0; }

/* NAVBAR FIXA */
.navbar { height: 80px; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 1000; display: flex; align-items: center; }
.nav-flex { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.logo-img { height: 50px; width: auto; }
.nav-links { list-style: none; display: flex; align-items: center; gap: 25px; }
.nav-links a { text-decoration: none; color: var(--text); font-weight: 600; font-size: 0.85rem; }
.nav-links a.active { color: var(--primary); }
.btn-nav { background: var(--primary); color: #fff !important; padding: 8px 18px; border-radius: 6px; }
.mobile-btn { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; }

/* PORTFOLIO HERO */
.portfolio-hero { padding: 80px 0; background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%); text-align: center; }
.label { color: var(--primary); font-weight: 800; text-transform: uppercase; font-size: 0.7rem; letter-spacing: 2px; display: block; margin-bottom: 10px; }
.portfolio-hero h1 { font-size: 2.8rem; color: var(--dark); letter-spacing: -1.5px; }
.portfolio-hero h1 strong { color: var(--primary); }

/* GRID DE PROJETOS */
.portfolio-grid { 
    display: grid !important; 
    grid-template-columns: repeat(3, 1fr) !important; 
    gap: 30px; 
    padding: 20px 0;
}

.project-card { 
    background: #fff; 
    border-radius: 12px; 
    border: 1px solid var(--border); 
    overflow: hidden; 
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.project-location {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--gray);
}

.btn-project {
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    border: 1px solid var(--primary);
    padding: 6px 12px;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-project:hover {
    background-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 10px rgba(0, 123, 255, 0.2);
}

.btn-project i {
    font-size: 0.65rem; /* Ícone levemente menor que o texto */
}

.project-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.05); }

.project-img { height: 220px; position: relative; overflow: hidden; background: #eee; }
.project-img img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.project-card:hover .project-img img { transform: scale(1.1); }

.project-tag { position: absolute; top: 15px; left: 15px; background: var(--primary); color: #fff; padding: 4px 12px; border-radius: 20px; font-size: 0.7rem; font-weight: 700; }

.project-info { padding: 25px; }
.project-info h4 { font-size: 1.1rem; color: var(--dark); margin-bottom: 10px; }
.project-info p { font-size: 0.9rem; color: var(--gray); margin-bottom: 15px; line-height: 1.5; }
.project-info span { font-size: 0.75rem; font-weight: 700; color: var(--primary); text-transform: uppercase; }

/* CTA SECTION */
.cta-portfolio { padding: 60px 0; text-align: center; background: var(--dark); color: #fff; }
.cta-portfolio h2 { font-size: 2rem; margin-bottom: 10px; }
.cta-portfolio p { margin-bottom: 30px; color: #94a3b8; }
.btn-main { background: var(--primary); color: #fff; padding: 15px 35px; border-radius: 8px; text-decoration: none; font-weight: 700; display: inline-block; }

/* FOOTER */
footer { padding: 40px 0; border-top: 1px solid var(--border); font-size: 0.8rem; color: var(--gray); }
.footer-flex { display: flex; justify-content: space-between; align-items: center; }
footer span { color: var(--primary); font-weight: 800; }

/* MOBILE */
@media (max-width: 480px) {
    .project-footer {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
    .btn-project {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-btn { display: block; }
    .portfolio-hero h1 { font-size: 2.2rem; }
    .footer-flex { flex-direction: column; gap: 15px; text-align: center; }
    .portfolio-grid {
        /* Muda de 3 colunas para apenas 1 coluna */
        grid-template-columns: 1fr !important; 
        gap: 25px; /* Espaço entre um card e outro */
        padding: 10px;
    }

    .project-card {
        width: 100% !important; /* Garante que o card ocupe a largura toda da tela */
    }

    /* Ajuste na imagem para não ficar achatada */
    .project-img {
        height: 250px; /* Aumenta um pouco a altura da imagem no celular para ficar melhor */
    }

    /* Ajuste no título para não quebrar tanto as palavras */
    .project-info h4 {
        font-size: 1.3rem;
    }
}

/* Tablets: 2 colunas por linha */
@media (max-width: 992px) {
    .portfolio-grid {
        grid-template-columns: repeat(1, 1fr);
    }
}

/* Celulares: 1 coluna (um embaixo do outro) */
@media (max-width: 600px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}