:root{
    --azul:#31329B;
    --verde:#00A84F;
    --branco:#ffffff;
    --cinza:#f5f7fa;
    --texto:#2d3748;
}

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Arial, Helvetica, sans-serif;
    background:var(--cinza);
    color:var(--texto);
}

.topo{
    background:white;
    border-top:5px solid var(--verde);
    box-shadow:0 2px 12px rgba(0,0,0,.08);
}

.topo-container{
    max-width:1200px;
    margin:auto;
    padding:20px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    display:flex;
    align-items:center;
    gap:18px;
    text-decoration:none;
}

.logo img{
    height:75px;
}

.logo-texto strong{
    display:block;
    color:var(--azul);
    font-size:2.2rem;
    letter-spacing:3px;
}

.logo-texto span{
    color:var(--verde);
    font-weight:700;
    font-size:.95rem;
}

.menu{
    display:flex;
    gap:20px;
}

.menu a{
    color:var(--texto);
    text-decoration:none;
    font-weight:700;
    font-size:.95rem;
}

.menu a:hover{
    color:var(--verde);
}

.hero-licitacoes{
    background:linear-gradient(135deg,var(--azul),#4A4BD4);
    color:white;
    padding:70px 20px;
}

.hero-container{
    max-width:1200px;
    margin:auto;
}

.etiqueta{
    display:inline-block;
    background:var(--verde);
    padding:7px 14px;
    border-radius:30px;
    font-weight:700;
    margin-bottom:18px;
}

.hero-licitacoes h1{
    font-size:3rem;
    margin-bottom:15px;
}

.hero-licitacoes p{
    font-size:1.15rem;
    max-width:650px;
    line-height:1.7;
}

.conteudo{
    max-width:1200px;
    margin:50px auto;
    padding:0 20px;
}

.filtros-box{
    background:white;
    border-radius:18px;
    padding:30px;
    box-shadow:0 4px 14px rgba(0,0,0,.08);
    margin-bottom:35px;
    border-top:5px solid var(--verde);
}

.filtros-box h2{
    color:var(--azul);
    margin-bottom:8px;
}

.filtros-box p{
    color:#555;
    margin-bottom:20px;
}

#busca{
    width:100%;
    padding:15px;
    border:1px solid #ddd;
    border-radius:10px;
    font-size:1rem;
    margin-bottom:20px;
}

.anos{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}

.ano{
    border:none;
    background:#eef3ff;
    color:var(--azul);
    padding:10px 18px;
    border-radius:30px;
    font-weight:800;
    cursor:pointer;
}

.ano.active,
.ano:hover{
    background:var(--azul);
    color:white;
}

.lista-header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:20px;
}

.lista-header h2{
    color:var(--azul);
}

#contador{
    color:var(--verde);
    font-weight:800;
}

.licitacoes-lista{
    display:grid;
    gap:22px;
}

.card-licitacao{
    background:white;
    border-radius:18px;
    padding:28px;
    box-shadow:0 4px 14px rgba(0,0,0,.08);
    border-left:6px solid var(--azul);
}

.card-topo{
    display:flex;
    justify-content:space-between;
    gap:20px;
    margin-bottom:15px;
}

.badge{
    background:var(--verde);
    color:white;
    padding:6px 12px;
    border-radius:30px;
    font-size:.8rem;
    font-weight:800;
}

.card-licitacao h3{
    color:var(--azul);
    margin-bottom:15px;
    font-size:1.25rem;
}

.card-licitacao p{
    color:#555;
    line-height:1.7;
    margin-bottom:18px;
}

.card-info{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:20px;
    border-top:1px solid #eee;
    padding-top:18px;
}

.card-info span{
    color:#555;
    font-weight:700;
}

.card-info a{
    background:var(--verde);
    color:white;
    text-decoration:none;
    padding:12px 18px;
    border-radius:8px;
    font-weight:800;
}

.arquivo-licitacoes,
.outras-modalidades{
    margin-top:55px;
}

.arquivo-licitacoes h2,
.outras-modalidades h2{
    color:var(--azul);
    text-align:center;
    margin-bottom:28px;
}

.arquivo-grid,
.modalidades-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.arquivo-grid a,
.modalidade-card{
    background:white;
    border-radius:16px;
    padding:25px;
    text-align:center;
    text-decoration:none;
    color:var(--azul);
    font-weight:800;
    box-shadow:0 4px 14px rgba(0,0,0,.08);
    border-top:5px solid var(--verde);
}

.modalidade-card span{
    display:block;
    font-size:2rem;
    margin-bottom:12px;
}

.modalidade-card p{
    color:#555;
    font-weight:400;
    margin-top:10px;
    line-height:1.6;
}

.mensagem{
    text-align:center;
    color:#555;
    padding:30px;
}

footer{
    background:var(--azul);
    color:white;
    text-align:center;
    padding:35px 20px;
    border-top:5px solid var(--verde);
}

footer strong,
footer span{
    display:block;
}

@media(max-width:900px){
    .topo-container{
        flex-direction:column;
        gap:20px;
    }

    .menu{
        flex-wrap:wrap;
        justify-content:center;
    }

    .lista-header,
    .card-info,
    .card-topo{
        flex-direction:column;
        align-items:flex-start;
    }

    .hero-licitacoes h1{
        font-size:2.3rem;
    }
}