/* ============================================================
   RT Sistema ERP — Design System Global
   Padrão visual para todos os módulos (exceto Vendas que usa rt_premium.css)
   ============================================================ */

:root {
    --rt-bg-base:        #0a0f1a;
    --rt-bg-card:        #111827;
    --rt-bg-input:       #1e293b;
    --rt-text-primary:   #f1f5f9;
    --rt-text-muted:     #94a3b8;
    --rt-border:         #1e293b;
    --rt-border-active:  #3b82f6;
    --rt-green:          #22c55e;
    --rt-blue:           #3b82f6;
    --rt-red:            #ef4444;
    --rt-yellow:         #f59e0b;
}

/* ── Página base escura ─────────────────────────────────── */
.rt-page-dark {
    background: var(--rt-bg-base);
    color: var(--rt-text-primary);
}

/* ── Painel / card ──────────────────────────────────────── */
.rt-panel {
    background: var(--rt-bg-card);
    border: 1px solid var(--rt-border);
    border-radius: 8px;
    color: var(--rt-text-primary);
}

.rt-panel-title {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--rt-text-muted);
    margin-bottom: 0.75rem;
}

/* ── Texto auxiliar ─────────────────────────────────────── */
.rt-text-muted {
    color: var(--rt-text-muted);
}

/* ── Navbar do módulo ───────────────────────────────────── */
.rt-module-nav {
    background: #0d1520;
    border-bottom: 1px solid var(--rt-border);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.rt-module-nav .rt-tab {
    color: var(--rt-text-muted);
    padding: 12px 16px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 180ms ease;
}

.rt-module-nav .rt-tab:hover {
    color: var(--rt-text-primary);
}

.rt-module-nav .rt-tab.active {
    color: var(--rt-blue);
    border-bottom-color: var(--rt-blue);
}

/* ── Topbar ─────────────────────────────────────────────── */
.rt-topbar {
    background: linear-gradient(90deg, #081726 0%, #0d1e2e 100%);
    border-bottom: 1px solid var(--rt-border);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.rt-topbar-brand {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--rt-text-primary);
}

/* ── Badges de status ───────────────────────────────────── */
.rt-badge-ok     { background: var(--rt-green); color: #fff; padding: 2px 8px; border-radius: 4px; font-size: 0.75rem; }
.rt-badge-erro   { background: var(--rt-red);   color: #fff; padding: 2px 8px; border-radius: 4px; font-size: 0.75rem; }
.rt-badge-alerta { background: var(--rt-yellow); color: #000; padding: 2px 8px; border-radius: 4px; font-size: 0.75rem; }

/* ── KPI cards ──────────────────────────────────────────── */
.rt-kpi {
    background: var(--rt-bg-card);
    border: 1px solid var(--rt-border);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    text-align: center;
}

.rt-kpi-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--rt-text-primary);
    line-height: 1.1;
}

.rt-kpi-label {
    font-size: 0.75rem;
    color: var(--rt-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    margin-top: 4px;
}

/* ── Tabela RT ──────────────────────────────────────────── */
.rt-table {
    color: var(--rt-text-primary);
    font-size: 0.85rem;
}

.rt-table thead th {
    background: #0d1520;
    color: var(--rt-text-muted);
    border-color: var(--rt-border);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.rt-table tbody tr {
    border-color: var(--rt-border);
}

.rt-table tbody tr:hover {
    background: rgba(59, 130, 246, 0.05);
}

/* ── Inputs ─────────────────────────────────────────────── */
.rt-input {
    background: var(--rt-bg-input);
    border: 1px solid var(--rt-border);
    color: var(--rt-text-primary);
    border-radius: 6px;
}

.rt-input:focus {
    background: var(--rt-bg-input);
    border-color: var(--rt-border-active);
    color: var(--rt-text-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}