/* --- CONFIGURAÇÕES GERAIS E RESETS --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Ativa o efeito de rolagem suave ao clicar nos links do menu */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f6f9;
    color: #333;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

img {
    max-width: 100%;
    height: auto;
}

hr.section-divider {
    border: 0;
    height: 1px;
    background: #ddd;
    margin: 40px 0;
}

/* --- TOPO / HEADER (FUNDO CLARO PARA DESTAQUE DO LOGO) --- */
.main-header {
    background-color: #ffffff;
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid #e2e8f0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 70px;
    display: block;
}

.main-nav ul {
    display: flex;
    list-style: none;
}

.main-nav ul li {
    margin-left: 20px;
}

.main-nav ul li a {
    color: #0b3c5d;
    font-weight: 700;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 1rem;
}

.main-nav ul li a:hover, 
.main-nav ul li a.active {
    background-color: #0b3c5d;
    color: #ffffff;
}

/* --- BARRA DE MODAIS (MENU DE ÂNCORAS) --- */
.modais-bar {
    background-color: #1d2731;
    color: #fff;
    padding: 12px 0;
    font-size: 0.95rem;
    position: sticky;
    top: 91px; /* Fica fixada logo abaixo do topo principal */
    z-index: 999;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.modais-bar .container {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    align-items: center;
}

.modais-bar span {
    font-weight: bold;
    color: #328cc1;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

.modais-bar a {
    color: #e2e8f0;
    font-weight: 600;
}

.modais-bar a i {
    margin-right: 5px;
    color: #328cc1;
}

.modais-bar a:hover {
    color: #ffd43b; /* Cor dourada ao passar o mouse */
}

/* --- BANNER DE PUBLICIDADE / TRABALHO --- */
.ad-banner-container {
    margin: 25px 0;
}

.ad-banner {
    background-color: #ffd43b;
    color: #333;
    padding: 20px;
    text-align: center;
    border-radius: 6px;
    border: 2px dashed #e67e22;
}

.ad-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 1px;
    color: #777;
}

.ad-banner h3 {
    margin: 5px 0;
}

.ad-banner a {
    font-weight: bold;
    text-decoration: underline;
}

/* --- GRID DE MANCHETES DESTAQUE --- */
.top-news {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.main-highlight {
    background-color: #fff;
    padding: 30px;
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.main-highlight h2 {
    font-size: 2.2rem;
    margin: 15px 0;
    line-height: 1.2;
    color: #0b3c5d;
}

.main-highlight h2 a:hover {
    color: #328cc1;
}

.secondary-highlights {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sub-highlight {
    background-color: #fff;
    padding: 20px;
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.sub-highlight h3 {
    font-size: 1.2rem;
    margin-top: 10px;
}

.sub-highlight h3 a:hover {
    color: #328cc1;
}

/* BADGES DE CATEGORIA */
.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: bold;
    color: #fff;
    text-transform: uppercase;
    border-radius: 3px;
    width: max-content;
}
.badge-general { background-color: #0b3c5d; }
.badge-tech { background-color: #5cb85c; }
.badge-seg { background-color: #f0ad4e; }

/* --- SEÇÕES INDIVIDUAIS DOS MODAIS --- */
.modal-section {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 40px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.03);
    /* Margem de compensação para a rolagem da página não esconder o título sob o menu fixo */
    scroll-margin-top: 160px; 
}

.modal-title {
    font-size: 1.8rem;
    color: #1d2731;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

.modal-title i {
    margin-right: 10px;
}

/* Identificadores visuais discretos para cada modal (Bordas esquerdas) */
.border-rodoviario { border-left: 6px solid #d9534f; } /* Vermelho */
.border-ferroviario { border-left: 6px solid #f0ad4e; } /* Laranja */
.border-aeroviario { border-left: 6px solid #5bc0de; }  /* Azul Claro */
.border-aquaviario { border-left: 6px solid #5cb85c; }  /* Verde */

/* Mudança de cor dos ícones dos títulos dos modais */
.border-rodoviario .modal-title i { color: #d9534f; }
.border-ferroviario .modal-title i { color: #f0ad4e; }
.border-aeroviario .modal-title i { color: #5bc0de; }
.border-aquaviario .modal-title i { color: #5cb85c; }

/* --- GRID DE COLUNAS DAS NOTÍCIAS --- */
.grid-3-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card {
    background-color: #f8fafc;
    padding: 20px;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    background-color: #fff;
}

.card .category {
    font-size: 0.8rem;
    font-weight: bold;
    color: #328cc1;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
}

.card h4 {
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.4;
}

.card h4 a:hover {
    color: #328cc1;
}

/* --- RODAPÉ (FOOTER) --- */
.main-footer {
    background-color: #1d2731;
    color: #fff;
    padding: 50px 0 20px 0;
    margin-top: 60px;
}

/* Ajustado compensação para âncoras do rodapé */
#sobre, #portfolio, #contato {
    scroll-margin-top: 170px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    font-size: 0.9rem;
}

.main-footer h3 {
    color: #328cc1;
    margin-bottom: 20px;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-portfolio ul {
    list-style: none;
}

.footer-portfolio ul li {
    margin-bottom: 10px;
}

.footer-portfolio ul li a:hover,
.footer-contact a:hover {
    color: #ffd43b;
}

/* ÍCONES DAS REDES SOCIAIS (CORRIGIDOS) */
.social-icons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #2b3a4a;
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.2rem;
}

.social-icons a:hover {
    background-color: #328cc1;
    color: #fff;
}

.footer-bottom {
    text-align: center;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid #2b3a4a;
    font-size: 0.8rem;
    color: #aaa;
}

/* --- RESPONSIVIDADE (MEDIA QUERIES) --- */

/* Tablets (Telas até 992px) */
@media (max-width: 992px) {
    .top-news {
        grid-template-columns: 1fr;
    }
    .grid-3-columns {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .modais-bar {
        position: relative;
        top: 0;
    }
}

/* Smartphones (Telas até 600px) */
@media (max-width: 600px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    .main-nav ul li {
        margin: 5px;
    }
    .main-highlight h2 {
        font-size: 1.6rem;
    }
    .grid-3-columns, .footer-grid {
        grid-template-columns: 1fr;
    }
    .social-icons {
        grid-template-columns: repeat(4, 1fr);
        width: max-content;
    }
}