* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
    background: #f4f6f9;
    color: #222;
}

/* ---------- topo ---------- */
.topo {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 60px;
    background: #0b3b75;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-bottom: 4px solid #d62828;
    z-index: 10;
}
.topo .logo { font-size: 18px; font-weight: bold; }
.topo .usuario { display: flex; align-items: center; gap: 14px; font-size: 14px; }
.topo .usuario button {
    background: transparent;
    border: 1px solid #fff;
    color: #fff;
    padding: 5px 12px;
    border-radius: 6px;
    cursor: pointer;
}
.topo .usuario button:hover { background: rgba(255,255,255,0.15); }

/* ---------- menu lateral ---------- */
.menu {
    position: fixed;
    top: 64px; bottom: 0; left: 0;
    width: 210px;
    background: #102a43;
    padding-top: 10px;
    overflow-y: auto;
}
.menu-item {
    display: block;
    padding: 12px 20px;
    color: #cbd5e1;
    text-decoration: none;
    font-size: 14px;
    border-left: 4px solid transparent;
}
.menu-item:hover { background: rgba(255,255,255,0.06); color: #fff; }
.menu-item.ativo {
    background: rgba(255,255,255,0.08);
    color: #fff;
    border-left: 4px solid #d62828;
    font-weight: bold;
}

/* ---------- conteudo ---------- */
.conteudo {
    margin-left: 210px;
    padding: 84px 24px 24px;
}

/* ---------- cards ---------- */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.card {
    background: #fff;
    border-radius: 10px;
    padding: 16px 18px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}
.card .rotulo { font-size: 13px; color: #667085; margin-bottom: 6px; }
.card .valor { font-size: 24px; font-weight: bold; color: #0b3b75; }
.card.alerta .valor { color: #721c24; }
.card.positivo .valor { color: #1e8449; }

/* ---------- containers / painel ---------- */
.painel {
    background: #fff;
    border-radius: 10px;
    padding: 18px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12);
    margin-bottom: 20px;
}
.painel h2 { margin-top: 0; font-size: 16px; color: #0b3b75; }

/* ---------- tabela ---------- */
table.tabela { width: 100%; border-collapse: collapse; font-size: 14px; }
table.tabela th {
    text-align: left;
    padding: 10px 8px;
    color: #667085;
    border-bottom: 2px solid #e5e7eb;
    font-size: 12px;
    text-transform: uppercase;
}
table.tabela td { padding: 10px 8px; border-bottom: 1px solid #eef0f2; }
table.tabela tr:hover td { background: #f8fafc; }

/* ---------- badges de status ---------- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: bold;
}
.badge-pago { background: #d4edda; color: #1e8449; }
.badge-atrasado { background: #f8d7da; color: #721c24; }
.badge-pendente { background: #fdebd0; color: #b9770e; }

/* ---------- botoes ---------- */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 6px;
    border: none;
    font-size: 14px;
    cursor: pointer;
}
.btn-azul { background: #0b3b75; color: #fff; }
.btn-azul:hover { background: #0a3363; }
.btn-cinza { background: #6b7280; color: #fff; }
.btn-cinza:hover { background: #565d68; }
.btn-verde { background: #1e8449; color: #fff; }
.btn-verde:hover { background: #196b3b; }
.btn-vermelho { background: #d62828; color: #fff; }
.btn-vermelho:hover { background: #b71f1f; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ---------- formularios ---------- */
label { display: block; font-size: 13px; color: #444; margin: 10px 0 4px; }
input, select, textarea {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid #d0d5dd;
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
}
.linha-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.linha-form-4 { grid-template-columns: repeat(4, 1fr); margin-top: 14px; }
.check-linha { display: flex; align-items: center; gap: 8px; margin-top: 14px; }
.check-linha input { width: auto; }

/* ---------- tabela: permite rolar de lado sem quebrar o layout ---------- */
.tabela-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* ---------- modal ---------- */
.modal-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(15, 23, 42, 0.45);
    align-items: center;
    justify-content: center;
    z-index: 50;
}
.modal-overlay.aberto { display: flex; }
.modal {
    background: #fff;
    border-radius: 10px;
    padding: 20px 24px;
    width: 420px;
    max-width: 92vw;
    max-height: 88vh;
    overflow-y: auto;
}
.modal h2 { margin-top: 0; color: #0b3b75; font-size: 17px; }
.modal-acoes { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

/* ---------- login ---------- */
.login-fundo {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f4f6f9;
}
.login-card {
    background: #fff;
    border-radius: 10px;
    padding: 32px 28px;
    width: 320px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.12);
    border-top: 4px solid #d62828;
}
.login-card h1 { color: #0b3b75; font-size: 20px; margin-top: 0; text-align: center; }
.erro { color: #721c24; font-size: 13px; margin-top: 10px; min-height: 16px; }

.rodape-mes { font-size: 12px; color: #667085; margin-top: 4px; }
.destaque { font-weight: bold; }
.texto-suave { color: #667085; font-size: 13px; }

/* ---------- mobile: menu lateral vira barra de navegação embaixo ---------- */
@media (max-width: 768px) {
    .topo { padding: 0 14px; }
    .topo .logo { font-size: 16px; }
    .topo .usuario { font-size: 13px; gap: 10px; }

    .menu {
        top: auto;
        bottom: 0;
        left: 0; right: 0;
        width: 100%;
        height: 58px;
        display: flex;
        flex-direction: row;
        padding-top: 0;
        overflow-y: visible;
        overflow-x: auto;
        border-top: 1px solid rgba(255,255,255,0.12);
        z-index: 10;
    }
    .menu-item {
        flex: 1 0 auto;
        min-width: 70px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        padding: 8px 4px;
        font-size: 11px;
        border-left: none;
        border-top: 3px solid transparent;
        white-space: nowrap;
    }
    .menu-item.ativo { border-left: none; border-top: 3px solid #d62828; }

    .conteudo { margin-left: 0; padding: 76px 12px 76px; }

    .cards { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .card { padding: 12px 14px; }
    .card .valor { font-size: 19px; }

    .painel { padding: 14px; }

    table.tabela { font-size: 12.5px; }
    table.tabela th, table.tabela td { padding: 8px 6px; }

    .linha-form, .linha-form-4 { grid-template-columns: 1fr 1fr; }

    .btn-sm { padding: 7px 12px; }

    .modal { padding: 16px 18px; }
}

@media (max-width: 460px) {
    .cards { grid-template-columns: 1fr 1fr; }
    .linha-form, .linha-form-4 { grid-template-columns: 1fr; }
}