/* ─── Design Tokens ─── */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

:root {
    --canvas:           var(--mud-palette-background, #FAFAF8);
    --surface:          var(--mud-palette-surface, #FFFFFF);
    --border:           var(--mud-palette-lines-default, rgba(0, 0, 0, 0.08));
    --border-focus:     #0CD874;
    --text-primary:     var(--mud-palette-text-primary, #1A1A1A);
    --text-secondary:   var(--mud-palette-text-secondary, #666666);
    --accent:           var(--mud-palette-primary, #0CD874);
    --accent-subtle:    #EDFAF4;
    --sidebar-bg:       #111111;
    --sidebar-text:     #E5E5E5;
    --radius-card:      16px;
    --radius-btn:       10px;
    --radius-input:     10px;
    --shadow-card:      0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.04);
    --transition:       150ms ease;
}

/* ─── Base ─── */
*, *::before, *::after { box-sizing: border-box; }

html, body {
    font-family: 'DM Sans', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
    background-color: var(--canvas);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 14px;
    line-height: 1.6;
}

/* ─── MudBlazor Overrides ─── */
.mud-appbar {
    border-bottom: 1px solid var(--border) !important;
    box-shadow: none !important;
}

.mud-drawer {
    box-shadow: 1px 0 0 var(--border) !important;
}

.mud-card {
    box-shadow: var(--shadow-card) !important;
    border-radius: var(--radius-card) !important;
    border: 1px solid var(--border);
}

.mud-button-root {
    transition: transform var(--transition), background-color var(--transition) !important;
    border-radius: var(--radius-btn) !important;
    font-family: 'DM Sans', sans-serif !important;
    font-weight: 500 !important;
    letter-spacing: 0.01em !important;
}

.mud-button-root:active {
    transform: scale(0.98);
}

.mud-input-outlined fieldset {
    border-color: var(--border) !important;
    border-radius: var(--radius-input) !important;
    transition: border-color var(--transition) !important;
}

.mud-input-outlined:hover fieldset,
.mud-input-outlined.mud-input-focused fieldset {
    border-color: var(--accent) !important;
}

.mud-table-container {
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    overflow: hidden;
}

.mud-table thead tr th {
    background-color: var(--mud-palette-background-grey, #F5F5F3) !important;
    font-weight: 600 !important;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    color: var(--text-secondary) !important;
    border-bottom: 1px solid var(--border) !important;
}

.mud-table-row:hover {
    background-color: var(--mud-palette-action-default-hover, rgba(0, 0, 0, 0.04)) !important;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.22); }

/* ─── Validation ─── */
h1:focus { outline: none; }
.valid.modified:not([type=checkbox]) { outline: 1px solid var(--accent); }
.invalid { outline: 1px solid #e50000; }
.validation-message { color: #e50000; }

/* ─── Error Boundary ─── */
.blazor-error-boundary {
    background: #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}
.blazor-error-boundary::after { content: "Ocorreu um erro inesperado."; }

.darker-border-checkbox.form-check-input { border-color: #929292; }

/* --- Universal Softening --- */
.mud-paper, .mud-dialog, .mud-alert, .mud-drawer { border-radius: var(--radius-card) !important; }
.mud-nav-link { border-radius: var(--radius-btn) !important; margin: 2px 8px; }