:root {
    --ux-bg: #f8fafc;
    --ux-surface: #ffffff;
    --ux-surface-hover: #f1f5f9;
    --ux-border: #e2e8f0;
    --ux-border-focus: #93c5fd;
    --ux-primary: #2563eb;
    --ux-primary-hover: #1d4ed8;
    --ux-primary-light: #eff6ff;
    --ux-accent: #0284c7;
    --ux-success: #10b981;
    --ux-success-light: #ecfdf5;
    --ux-text-main: #0f172a;
    --ux-text-muted: #64748b;
    --ux-text-subtle: #94a3b8;
    --ux-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --ux-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --ux-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

html, body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--ux-bg);
    color: var(--ux-text-main);
    margin: 0;
    padding: 0;
}

/* Links & Botões */
a {
    color: var(--ux-primary);
    text-decoration: none;
    transition: color 0.15s ease-in-out;
}

a:hover {
    color: var(--ux-primary-hover);
}

.btn-primary {
    color: #ffffff;
    background-color: var(--ux-primary);
    border-color: var(--ux-primary);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

.btn-primary:hover, .btn-primary:focus {
    color: #ffffff;
    background-color: var(--ux-primary-hover);
    border-color: var(--ux-primary-hover);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-outline-primary {
    color: var(--ux-primary);
    border-color: var(--ux-border);
    background-color: #ffffff;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

.btn-outline-primary:hover {
    background-color: var(--ux-primary-light);
    border-color: var(--ux-primary);
    color: var(--ux-primary);
}

.btn:focus, .btn:active:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
    border-color: var(--ux-border-focus);
}

/* Cards & Superfícies */
.card {
    background-color: var(--ux-surface);
    border: 1px solid var(--ux-border);
    border-radius: 12px;
    box-shadow: var(--ux-shadow-sm);
}

/* Validações */
.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--ux-success);
}

.invalid, .is-invalid {
    outline: none;
    border-color: #ef4444 !important;
}

.validation-message, .invalid-feedback {
    color: #ef4444;
    font-size: 0.85rem;
}

/* Layout Geral */
.content {
    padding-top: 1.5rem;
}

/* Toast Personalizado */
.toast-container {
    z-index: 1090;
}

/* Erro Blazor */
#blazor-error-ui {
    background: #fffbeb;
    color: #92400e;
    border-top: 1px solid #fde68a;
    bottom: 0;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    display: none;
    left: 0;
    padding: 0.75rem 1.5rem;
    position: fixed;
    width: 100%;
    z-index: 2000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1.5rem;
    top: 0.75rem;
}

/* Regras Globais de Impressão e Exportação para PDF */
@media print {
    .sidebar,
    .top-row,
    header.top-row,
    .d-print-none,
    nav {
        display: none !important;
    }

    .page {
        display: block !important;
        background-color: #ffffff !important;
        min-height: auto !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    main {
        margin: 0 !important;
        padding: 0 !important;
        background-color: #ffffff !important;
        width: 100% !important;
    }

    article.content {
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
    }
}