:root {
    --azul: #2563eb;
    --azul-escuro: #1e40af;
    --cinza: #64748b;
    --cinza-claro: #f1f5f9;
    --verde: #16a34a;
    --vermelho: #dc2626;
    --borda: #e2e8f0;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, sans-serif;
    background: #f8fafc;
    color: #0f172a;
}

/* ---- Shell / topbar ---- */
.app-shell { min-height: 100vh; display: flex; flex-direction: column; }
.app-topbar {
    display: flex; align-items: center; gap: 24px;
    padding: 0 20px; height: 56px;
    background: #fff; border-bottom: 1px solid var(--borda);
}
.app-brand { font-weight: 700; color: var(--azul); text-decoration: none; font-size: 18px; }
.app-nav { display: flex; gap: 16px; flex: 1; }
.app-nav a { color: #334155; text-decoration: none; font-weight: 500; }
.app-nav a:hover { color: var(--azul); }
.app-user { display: flex; align-items: center; gap: 12px; color: var(--cinza); font-size: 14px; }
.app-logout-form { margin: 0; }
.app-logout { background: none; border: 1px solid var(--borda); border-radius: 6px; padding: 6px 12px; cursor: pointer; }
.app-content { flex: 1; padding: 24px; max-width: 1100px; margin: 0 auto; width: 100%; }

/* ---- Botoes ---- */
.btn-primary, .btn-secondary {
    display: inline-block; padding: 10px 18px; border-radius: 8px;
    text-decoration: none; font-weight: 600; border: none; cursor: pointer; font-size: 15px;
}
.btn-primary { background: var(--azul); color: #fff; }
.btn-primary:hover { background: var(--azul-escuro); }
.btn-secondary { background: var(--cinza-claro); color: #0f172a; }

/* ---- Login ---- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: #f1f5f9; }
.login-card { background: #fff; padding: 32px; border-radius: 12px; box-shadow: 0 4px 24px rgba(0,0,0,.08); width: 360px; }
.login-titulo { color: var(--azul); margin: 0 0 4px; }
.login-sub { color: var(--cinza); margin: 0 0 20px; font-size: 14px; }
.login-label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 4px; }
.login-input { width: 100%; padding: 10px; border: 1px solid var(--borda); border-radius: 8px; font-size: 15px; }
.login-btn { width: 100%; margin-top: 18px; padding: 11px; background: var(--azul); color: #fff; border: none; border-radius: 8px; font-size: 15px; font-weight: 600; cursor: pointer; }
.login-erro { background: #fef2f2; color: var(--vermelho); padding: 10px; border-radius: 8px; font-size: 14px; margin-bottom: 8px; }

/* ---- Home landing ---- */
.home-landing { text-align: center; padding: 80px 20px; }
.home-landing h1 { font-size: 42px; color: var(--azul); }
.home-actions { display: flex; gap: 12px; justify-content: center; margin-top: 24px; }

/* ---- Cards / grids ---- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.card { background: #fff; border: 1px solid var(--borda); border-radius: 12px; padding: 18px; }
.card h3 { margin: 0 0 8px; }

.tabela { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; }
.tabela th, .tabela td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--borda); font-size: 14px; }
.tabela th { background: var(--cinza-claro); }

/* ---- Atendente ---- */
.atend-grid { display: grid; grid-template-columns: 1fr 320px; gap: 24px; }
.senha-atual { background: var(--azul); color: #fff; border-radius: 16px; padding: 32px; text-align: center; }
.senha-atual .numero { font-size: 64px; font-weight: 800; line-height: 1; }
.senha-atual .servico { font-size: 18px; opacity: .9; margin-top: 8px; }
.botoes-atend { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px; }
.botoes-atend button { padding: 14px; border: none; border-radius: 10px; font-size: 15px; font-weight: 600; cursor: pointer; }
.b-chamar { background: var(--azul); color: #fff; grid-column: 1 / -1; }
.b-rechamar { background: #f59e0b; color: #fff; }
.b-iniciar { background: var(--verde); color: #fff; }
.b-finalizar { background: #0ea5e9; color: #fff; }
.b-faltou { background: var(--vermelho); color: #fff; }
.fila-resumo { background: #fff; border: 1px solid var(--borda); border-radius: 12px; padding: 16px; }
.fila-item { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--borda); }
.badge { background: var(--cinza-claro); border-radius: 12px; padding: 2px 10px; font-size: 13px; font-weight: 600; }
.badge-prio { background: #fee2e2; color: var(--vermelho); }