:root {
    --azul-principal: #0F4C81;
    --laranja-destaque: #F58220;
    --verde-sucesso: #16A34A;
    --cinza-fundo: #F3F4F6;
    --cinza-borda: #E5E7EB;
    --cinza-texto: #374151;
    --texto-forte: #111827;
    --branco: #FFFFFF;
    --vermelho-alerta: #DC2626;
    --sombra: 0 10px 30px rgba(15, 76, 129, 0.08);
    --radius: 16px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Poppins', Arial, sans-serif;
    background: var(--cinza-fundo);
    color: var(--cinza-texto);
}

a { color: inherit; text-decoration: none; }

.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 280px;
    background: var(--azul-principal);
    color: var(--branco);
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    padding: 22px;
    display: flex;
    flex-direction: column;
    z-index: 20;
}

.brand { display: flex; gap: 12px; align-items: center; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.18); }
.brand-icon { width: 46px; height: 46px; border-radius: 14px; background: var(--laranja-destaque); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.brand strong { display: block; font-size: 15px; line-height: 1.2; }
.brand span { display: block; font-size: 12px; opacity: .8; margin-top: 2px; }

.sidebar-nav { padding-top: 22px; display: grid; gap: 8px; }
.nav-link { padding: 12px 14px; border-radius: 12px; font-size: 14px; font-weight: 500; color: rgba(255,255,255,.88); transition: .2s ease; }
.nav-link:hover, .nav-link.active { background: rgba(255,255,255,.14); color: var(--branco); }
.nav-link.disabled { opacity: .48; cursor: not-allowed; }

.sidebar-footer { margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.18); display: grid; gap: 3px; }
.sidebar-footer small, .sidebar-footer span { opacity: .8; font-size: 12px; }
.logout-link { margin-top: 10px; color: var(--branco); font-weight: 600; font-size: 13px; }

.main-content { margin-left: 280px; width: calc(100% - 280px); padding: 24px; }
.topbar { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.topbar h1 { margin: 0; color: var(--texto-forte); font-size: 26px; }
.topbar p { margin: 4px 0 0; font-size: 14px; }
.menu-toggle { display: none; border: 1px solid var(--cinza-borda); background: var(--branco); border-radius: 12px; padding: 10px 13px; font-size: 18px; }

.card { background: var(--branco); border: 1px solid var(--cinza-borda); border-radius: var(--radius); box-shadow: var(--sombra); padding: 22px; margin-bottom: 18px; }
.card-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.card-header h2 { margin: 0; color: var(--texto-forte); font-size: 18px; }
.card-header p { margin: 3px 0 0; font-size: 13px; }

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.btn { border: 0; border-radius: 12px; padding: 10px 15px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; font-size: 14px; cursor: pointer; transition: .2s ease; min-height: 40px; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--azul-principal); color: var(--branco); }
.btn-highlight { background: var(--laranja-destaque); color: var(--branco); }
.btn-success { background: var(--verde-sucesso); color: var(--branco); }
.btn-danger { background: var(--vermelho-alerta); color: var(--branco); }
.btn-secondary { background: var(--branco); color: var(--cinza-texto); border: 1px solid var(--cinza-borda); }
.btn-sm { padding: 8px 10px; min-height: 34px; font-size: 12px; border-radius: 10px; }

.form-filters { display: grid; grid-template-columns: 1.5fr .9fr .7fr auto; gap: 12px; align-items: end; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.form-group { display: grid; gap: 7px; }
.form-group.full { grid-column: 1 / -1; }
label { color: var(--texto-forte); font-weight: 600; font-size: 13px; }
.required { color: var(--vermelho-alerta); }
input, select, textarea {
    width: 100%;
    border: 1px solid var(--cinza-borda);
    background: var(--branco);
    color: var(--texto-forte);
    border-radius: 12px;
    padding: 11px 13px;
    font-family: inherit;
    outline: none;
}
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--azul-principal); box-shadow: 0 0 0 3px rgba(15,76,129,.12); }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.help-text { font-size: 12px; color: #6B7280; }

.table-responsive { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 13px 12px; border-bottom: 1px solid var(--cinza-borda); vertical-align: middle; font-size: 13px; }
th { color: var(--texto-forte); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; background: #F9FAFB; }
tr:hover td { background: #FAFAFA; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 5px 9px; font-size: 11px; font-weight: 700; }
.badge-success { background: rgba(22,163,74,.1); color: var(--verde-sucesso); }
.badge-danger { background: rgba(220,38,38,.1); color: var(--vermelho-alerta); }
.badge-info { background: rgba(15,76,129,.1); color: var(--azul-principal); }
.badge-warning { background: rgba(245,130,32,.12); color: var(--laranja-destaque); }

.alert { padding: 13px 15px; border-radius: 14px; margin-bottom: 16px; border: 1px solid transparent; font-size: 14px; }
.alert-success { background: rgba(22,163,74,.09); color: #166534; border-color: rgba(22,163,74,.18); }
.alert-danger { background: rgba(220,38,38,.08); color: #991B1B; border-color: rgba(220,38,38,.18); }
.alert-warning { background: rgba(245,130,32,.10); color: #9A3412; border-color: rgba(245,130,32,.18); }

.modal-backdrop { position: fixed; inset: 0; background: rgba(17,24,39,.52); display: none; align-items: center; justify-content: center; padding: 20px; z-index: 100; }
.modal-backdrop.show { display: flex; }
.modal { background: var(--branco); width: min(480px, 100%); border-radius: 18px; box-shadow: 0 20px 50px rgba(0,0,0,.2); padding: 22px; }
.modal h3 { margin: 0 0 8px; color: var(--texto-forte); }
.modal p { margin: 0 0 8px; font-size: 14px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

.login-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: linear-gradient(135deg, #0F4C81, #0A355A); }
.login-card { width: min(430px, 100%); background: var(--branco); border-radius: 22px; box-shadow: 0 24px 60px rgba(0,0,0,.25); padding: 28px; }
.login-card .brand { border: 0; color: var(--texto-forte); padding: 0 0 22px; }
.login-card .brand span { color: var(--cinza-texto); opacity: 1; }

.empty-state { text-align: center; padding: 34px; color: #6B7280; }
.empty-state strong { color: var(--texto-forte); display: block; margin-bottom: 6px; }

@media (max-width: 920px) {
    .sidebar { transform: translateX(-100%); transition: .25s ease; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; width: 100%; padding: 18px; }
    .menu-toggle { display: inline-flex; }
    .form-filters, .form-grid, .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .card-header { align-items: flex-start; flex-direction: column; }
    .form-actions { flex-direction: column-reverse; }
    .btn { width: 100%; }
}