/* Tema escuro leve e de alto desempenho */
:root {
    color-scheme: dark;
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --card-border: #334155;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #3b82f6;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
}

.navbar-brand,
.text-muted,
.text-secondary,
.text-light-emphasis,
footer {
    color: var(--text-muted) !important;
}

.modern-card {
    background: var(--card-bg) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: 12px !important;
}

.btn-menu-principal {
    border-radius: 12px;
    padding: 24px;
    font-weight: 600;
    border: 1px solid var(--card-border);
    background-color: #1e293b;
    color: var(--text-main);
}

.btn-menu-principal:hover {
    background-color: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
}

.btn-light,
.btn-outline-secondary {
    background-color: #334155 !important;
    color: var(--text-main) !important;
    border-color: #475569 !important;
}

.btn-light:hover,
.btn-outline-secondary:hover {
    background-color: #475569 !important;
    color: var(--text-main) !important;
}

.form-control,
.form-select {
    border-radius: 8px;
    padding: 10px 14px;
    border: 1px solid var(--card-border);
    background-color: #0f172a;
    color: var(--text-main);
}

.form-control::placeholder {
    color: #64748b;
}

.form-control:focus,
.form-select:focus {
    box-shadow: none;
    border-color: var(--accent);
    background-color: #0f172a;
    color: var(--text-main);
}

.protocol-badge {
    font-family: monospace;
    background-color: #2563eb;
    color: #ffffff;
    letter-spacing: 2px;
    border-radius: 8px;
}

#sucessoChamado {
    background-color: rgba(34, 197, 94, 0.2);
    color: #86efac;
    border: 1px solid #166534;
}

#buscaErro {
    background-color: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
    border: 1px solid #991b1b;
}

.table-dark {
    --bs-table-color: var(--text-main);
    --bs-table-bg: #1e293b;
    --bs-table-border-color: #334155;
    --bs-table-striped-bg: #0f172a;
    --bs-table-hover-bg: #334155;
}

.alert-info {
    background-color: #1e293b;
    color: var(--text-main);
    border-color: var(--card-border);
}

/* Modais flutuantes leves */
.modal {
    z-index: 1060 !important;
}
.modal-backdrop {
    z-index: 1050 !important;
    background-color: rgba(0, 0, 0, 0.7) !important;
}
.modal-content {
    border-radius: 12px !important;
    background-color: #1e293b !important;
    border: 1px solid var(--card-border) !important;
}