:root {
    /* Primary brand colors - Dynamic aliases referencing MudBlazor's reactive palette variables */
    --kb-primary: var(--mud-palette-primary, #1B7A6E);
    --kb-primary-hover: var(--mud-palette-primary-darken, #156259);
    --kb-primary-light: var(--mud-palette-secondary, #E8734A);
    --kb-primary-soft: rgba(27, 122, 110, 0.08); /* Soft primary overlay for light mode active states */
    
    --kb-border-hover: rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.12); /* Subtle, elegant and refined primary tint for hover borders */
    
    /* Neutrals for maximum readability and visual balance */
    --kb-neutral-dark: var(--mud-palette-text-primary, #1A202C);
    --kb-neutral-gray: var(--mud-palette-text-secondary, #6B7A8D);
    --kb-neutral-border: var(--mud-palette-lines-default, #E2DFD9);
    --kb-background: var(--mud-palette-background, #F7F6F3);
    --kb-surface: var(--mud-palette-surface, #FFFFFF);
    
    --kb-border-radius: 12px;
    --kb-transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --kb-shadow-premium: 0 4px 20px -2px rgba(27, 122, 110, 0.05), 0 2px 4px -2px rgba(27, 122, 110, 0.05);
    --kb-shadow-hover: 0 12px 24px -4px rgba(27, 122, 110, 0.12), 0 4px 8px -4px rgba(27, 122, 110, 0.08);
}



html, body {
    font-family: 'Roboto', 'Inter', 'Helvetica', 'Arial', sans-serif;
    background-color: var(--kb-background);
}

h1:focus {
    outline: none;
}

/* Base Link Overrides to match theme */
a, .btn-link {
    color: var(--mud-palette-primary);
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--mud-palette-success);
}

.invalid {
    outline: 1px solid var(--mud-palette-error);
}

.validation-message {
    color: var(--mud-palette-error);
}

#blazor-error-ui {
    color-scheme: light only;
    background: var(--mud-palette-warning-lighten);
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--mud-palette-error);
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

.loading-progress {
    position: relative;
    display: block;
    width: 8rem;
    height: 8rem;
    margin: 20vh auto 1rem auto;
}

.loading-progress circle {
    fill: none;
    stroke: var(--mud-palette-lines-default);
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}

.loading-progress circle:last-child {
    stroke: var(--mud-palette-primary);
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

.loading-progress-text:after {
    content: var(--blazor-load-percentage-text, "Loading");
}

/* MudBlazor Table Customization */
.mud-table-head {
    background-color: var(--mud-palette-surface) !important;
    background-image: linear-gradient(rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.05), rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.05)) !important;
}

.mud-table-head .mud-table-cell {
    background-color: var(--mud-palette-surface) !important;
    background-image: linear-gradient(rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.05), rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.05)) !important;
    font-weight: 600 !important;
    color: var(--mud-palette-text-primary) !important;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.mud-table-row:hover {
    background-color: var(--mud-palette-table-hover) !important;
}

/* Premium Translucent Status Badges */
.kb-status-chip {
    font-weight: 700 !important;
    font-size: 0.725rem !important;
    letter-spacing: 0.5px !important;
    border-radius: 6px !important;
    border: 1px solid currentColor !important;
    padding: 3px 8px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-transform: uppercase !important;
    transition: var(--kb-transition-smooth) !important;
    line-height: 1.2 !important;
}

/* Success state */
.kb-status-chip.kb-state-success {
    color: var(--mud-palette-success) !important;
    background-color: rgba(var(--mud-palette-success-rgb), 0.08) !important;
    border-color: rgba(var(--mud-palette-success-rgb), 0.25) !important;
}
.kb-status-chip.kb-state-success:hover {
    background-color: rgba(var(--mud-palette-success-rgb), 0.15) !important;
}

/* Error state */
.kb-status-chip.kb-state-error {
    color: var(--mud-palette-error) !important;
    background-color: rgba(var(--mud-palette-error-rgb), 0.08) !important;
    border-color: rgba(var(--mud-palette-error-rgb), 0.25) !important;
}
.kb-status-chip.kb-state-error:hover {
    background-color: rgba(var(--mud-palette-error-rgb), 0.15) !important;
}

/* Warning state */
.kb-status-chip.kb-state-warning {
    color: var(--mud-palette-warning) !important;
    background-color: rgba(var(--mud-palette-warning-rgb), 0.08) !important;
    border-color: rgba(var(--mud-palette-warning-rgb), 0.25) !important;
}
.kb-status-chip.kb-state-warning:hover {
    background-color: rgba(var(--mud-palette-warning-rgb), 0.15) !important;
}

/* Info state */
.kb-status-chip.kb-state-info {
    color: var(--mud-palette-info) !important;
    background-color: rgba(var(--mud-palette-info-rgb), 0.08) !important;
    border-color: rgba(var(--mud-palette-info-rgb), 0.25) !important;
}
.kb-status-chip.kb-state-info:hover {
    background-color: rgba(var(--mud-palette-info-rgb), 0.15) !important;
}

/* Default state */
.kb-status-chip.kb-state-default {
    color: var(--mud-palette-text-secondary) !important;
    background-color: rgba(var(--mud-palette-text-secondary-rgb), 0.08) !important;
    border-color: rgba(var(--mud-palette-text-secondary-rgb), 0.2) !important;
}
.kb-status-chip.kb-state-default:hover {
    background-color: rgba(var(--mud-palette-text-secondary-rgb), 0.12) !important;
}

/* KidySpace Premium Loader Overlay */
.kidbox-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--kb-background) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.kidbox-loader-overlay.kb-loader-hidden {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}



/* --- Brand Identity System --- */
.kb-brand-container {
    display: flex;
    align-items: center;
    font-family: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    font-weight: 800;
    letter-spacing: -0.5px;
    user-select: none;
    position: relative;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.kb-brand-container:hover {
    transform: scale(1.05);
}

/* 1. On Dark/Teal Backgrounds (like AppBar) */
.kb-logo-on-dark .logo-kid {
    color: #FFFFFF;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.kb-logo-on-dark .logo-box {
    color: #E8734A;
    margin-left: 1px;
    position: relative;
}

.kb-logo-on-dark.kb-brand-container::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #E8734A;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.kb-logo-on-dark.kb-brand-container:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* 2. On Light/Surface Backgrounds (like Login Page) */
.kb-logo-on-light .logo-kid {
    color: var(--mud-palette-primary, #1B7A6E);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.kb-logo-on-light .logo-box {
    color: var(--mud-palette-secondary, #E8734A);
    margin-left: 1px;
    position: relative;
}

.kb-logo-on-light.kb-brand-container::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--mud-palette-primary, #1B7A6E);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.kb-logo-on-light.kb-brand-container:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* 3. Theme-Aware Dynamic Logo */
.kb-logo-dynamic .logo-kid {
    color: var(--mud-palette-text-primary, #1A202C);
    transition: color 0.3s ease;
}

.kb-logo-dynamic .logo-box {
    color: var(--mud-palette-secondary, #E8734A);
    margin-left: 1px;
    position: relative;
    transition: color 0.3s ease;
}



.kb-loader-card {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border: 1px solid rgba(27, 122, 110, 0.08) !important;
    box-shadow: 0 20px 50px rgba(27, 122, 110, 0.06) !important;
    border-radius: 20px !important;
    width: 100%;
    max-width: 380px;
    padding: 36px 24px !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-sizing: border-box;
    animation: kb-fade-in 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    transition: var(--kb-transition-smooth) !important;
}



.kb-loader-avatar-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(var(--mud-palette-primary-rgb), 0.05);
    border: 1.5px solid rgba(var(--mud-palette-primary-rgb), 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
    box-shadow: 0 0 15px rgba(var(--mud-palette-primary-rgb), 0.06);
    animation: kb-pulse-glow 2s infinite ease-in-out;
}

@keyframes kb-pulse-glow {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 15px rgba(var(--mud-palette-primary-rgb), 0.06);
        border-color: rgba(var(--mud-palette-primary-rgb), 0.1);
        background: rgba(var(--mud-palette-primary-rgb), 0.05);
    }
    50% {
        transform: scale(1.06);
        box-shadow: 0 0 25px rgba(var(--mud-palette-primary-rgb), 0.18);
        border-color: rgba(var(--mud-palette-primary-rgb), 0.25);
        background: rgba(var(--mud-palette-primary-rgb), 0.08);
    }
}

.kb-loader-progress-track {
    width: 180px;
    height: 4px;
    background-color: rgba(var(--mud-palette-primary-rgb), 0.08);
    border-radius: 2px;
    overflow: hidden;
    margin: 24px 0 16px 0;
    position: relative;
}



.kb-loader-progress-bar {
    height: 100%;
    width: 45%;
    background: var(--mud-palette-primary);
    border-radius: 2px;
    position: absolute;
    animation: kb-linear-load 1.6s infinite ease-in-out;
}

@keyframes kb-linear-load {
    0% {
        left: -45%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

.kb-loader-status-text {
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--mud-palette-text-secondary);
    letter-spacing: 0.2px;
    line-height: 1.4;
    height: 20px;
    transition: opacity 0.3s ease;
    display: block;
}

/* Centralized border-all helper class to ensure perfect alignment and consistency across MudPapers and AppTables */
.border-all {
    border: 1px solid var(--mud-palette-lines-default) !important;
    border-radius: var(--kb-border-radius) !important;
    background-color: var(--kb-surface) !important;
    box-shadow: var(--kb-shadow-premium) !important;
    transition: var(--kb-transition-smooth) !important;
}

/* Perfect horizontal alignment and identical box sizing for filter containers and data tables */
.mud-paper.border-all, 
.app-table-container.border-all,
.app-table-container {
    width: 100% !important;
    box-sizing: border-box !important;
}

/* Premium Hover Effects for Dashboard Cards */
.dashboard-card {
    border: 1px solid var(--mud-palette-lines-default) !important;
    border-radius: var(--kb-border-radius) !important;
    transition: var(--kb-transition-smooth) !important;
    background-color: var(--kb-surface) !important;
    box-shadow: var(--kb-shadow-premium) !important;
}

.dashboard-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kb-shadow-hover) !important;
    border-color: var(--kb-border-hover) !important;
}

/* Global Premium Styling for MudCards */
.mud-card {
    border: 1px solid var(--mud-palette-lines-default) !important;
    border-radius: var(--kb-border-radius, 12px) !important;
    background-color: var(--kb-surface) !important;
    box-shadow: var(--kb-shadow-premium) !important;
    transition: var(--kb-transition-smooth) !important;
    overflow: hidden;
}

.mud-card:hover {
    box-shadow: var(--kb-shadow-hover) !important;
    border-color: var(--kb-border-hover) !important;
}

/* ── Suppression complète des effets visuels de focus sur les champs ── */
.mud-input-outlined.mud-input-outlined-focus .mud-input-outlined-border,
.mud-input.mud-input-focus,
.mud-select .mud-select-input.mud-input-focus,
.mud-input-control:focus-within .mud-input-outlined-border,
input:focus, input:focus-within,
textarea:focus, textarea:focus-within,
select:focus {
    outline: none !important;
    box-shadow: none !important;
    border-color: inherit !important;
    background-color: inherit !important;
}

/* Suppression de l'animation underline au focus */
.mud-input-underline.mud-input-focus:after,
.mud-input-underline:focus-within:after {
    border-bottom-color: transparent !important;
    transform: scaleX(0) !important;
}



input:focus, input:focus-visible,
textarea:focus, textarea:focus-visible,
select:focus, select:focus-visible,
button:focus, button:focus-visible {
    outline: none !important;
    box-shadow: none !important;
}

/* --- Standards d'Interactivité & Transitions KidySpace --- */

/* 1. Transitions CSS standardisées globales (Haute réactivité) */
a, 
.btn-link, 
.mud-nav-link, 
.mud-button-root, 
.mud-icon-button, 
.mud-list-item, 
.mud-menu-item, 
.mud-chip, 
.mud-input-control, 
.cursor-pointer, 
.kb-brand-container, 
.kb-notification-item {
    transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                background 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                backdrop-filter 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
                -webkit-backdrop-filter 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* 2. Micro-interactions au survol (Hover) pour les boutons & cliquables */
.mud-button-root:hover,
.mud-icon-button:hover,
.kb-logout-btn:hover,
.kb-view-all-notifications-btn:hover {
    transform: translateY(-1px) !important;
}

/* 3. Micro-interactions tactiles au clic (Active) */
a:active,
.btn-link:active,
.mud-nav-link:active,
.mud-button-root:active,
.mud-icon-button:active,
.mud-list-item:active,
.mud-chip:active,
.cursor-pointer:active {
    transform: translateY(1px) scale(0.98) !important;
}

/* 4. Suppression complète de tous les anneaux / cadres de focus */
*:focus,
*:focus-visible,
*:focus-within {
    outline: none !important;
    box-shadow: none !important;
}

/* Ciblage exhaustif MudBlazor : inputs, selects, autocomplete, filtres */
.mud-input-root:focus-within,
.mud-input:focus-within,
.mud-input-outlined:focus-within,
.mud-input-filled:focus-within,
.mud-select:focus-within,
.mud-autocomplete:focus-within,
.mud-input-control:focus-within,
.mud-input-control-input-container:focus-within {
    outline: none !important;
    box-shadow: none !important;
}

/* Suppression des ::before focus overlays MudBlazor (halos gris) */
.mud-button-root:focus-visible::before,
.mud-button-root.mud-focus-visible::before,
.mud-icon-button:focus-visible::before,
.mud-icon-button.mud-focus-visible::before,
.mud-list-item:focus-visible::before,
.mud-list-item.mud-focus-visible::before,
.mud-nav-link:focus-visible::before,
.mud-nav-link.mud-focus-visible::before,
.mud-chip:focus-visible::before,
.mud-chip.mud-focus-visible::before,
.mud-switch-button:focus-visible::before,
.mud-switch-button.mud-focus-visible::before,
.mud-switch input:focus ~ .mud-switch-button::before {
    opacity: 0 !important;
    background-color: transparent !important;
}

/* Aucun changement de couleur de fond au focus-visible sur nav/boutons */
.mud-button-root:focus-visible,
.mud-nav-link:focus-visible,
.mud-list-item:focus-visible,
a:focus-visible {
    background-color: transparent !important;
}

/* Suppression des effets de scale sur checkbox/radio/switch au focus */
.mud-checkbox input:focus-visible ~ .mud-icon-button,
.mud-radio input:focus-visible ~ .mud-icon-button,
.mud-switch input:focus-visible ~ .mud-switch-button {
    transform: none !important;
    background-color: transparent !important;
}

/* 5. Effet de Sélection Premium "Frosted Glass" Bleu Translucide & Sans Bordure */
.mud-nav-link.active,
.mud-list-item.mud-selected,
.mud-list-item.active,
.kb-selected-item {
    background: var(--kb-primary-soft) !important; /* Bleu translucide du thème adaptatif */
    color: var(--kb-primary) !important;
    font-weight: 600 !important;
    border: none !important; /* Pas de bordure visible */
    border-radius: 8px !important; /* Coins arrondis uniformes */
    backdrop-filter: blur(4px) !important; /* Effet de flou */
    -webkit-backdrop-filter: blur(4px) !important;
    box-shadow: inset 0 0 0 1px rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.04) !important; /* Ombre interne subtile */
}

/* 6. Adaptations spécifiques existantes */
.kpi-icon-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 8px;
}

.dashboard-card:hover .kpi-icon-container {
    transform: scale(1.1);
}

/* Removed jump interaction for inputs to prevent visual bouncing */

/* --- Bloc d'En-tête Harmonisé PageHeader --- */
.kb-page-header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px 20px !important;
    background-color: var(--mud-palette-surface) !important;
    border: 1px solid var(--mud-palette-lines-default) !important;
    border-radius: var(--kb-border-radius, 12px) !important;
    box-shadow: var(--kb-shadow-premium) !important;
    box-sizing: border-box;
    width: 100% !important;
    transition: var(--kb-transition-smooth) !important;
}

.kb-page-header-container:hover {
    box-shadow: var(--kb-shadow-hover) !important;
    border-color: var(--kb-border-hover) !important; /* Premium subtle, refined and dynamic border color on hover */
}

.kb-page-header-main {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-grow: 1;
}

.kb-page-header-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background-color: rgba(27, 122, 110, 0.05); /* Soft primary tint */
    color: var(--kb-primary, #1B7A6E);
    transition: var(--kb-transition-smooth) !important;
}

.kb-page-header-container:hover .kb-page-header-icon-wrapper {
    transform: scale(1.1);
}

.kb-page-header-icon {
    font-size: 1.6rem !important;
}

.kb-page-header-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.kb-page-header-title {
    font-family: 'Roboto', 'Inter', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--mud-palette-text-primary);
    margin: 0;
    padding: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.kb-header-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.68rem;
    font-weight: 700;
    background-color: rgba(27, 122, 110, 0.08); /* Translucent primary blue */
    color: var(--kb-primary, #1B7A6E);
    padding: 2px 8px;
    border-radius: 6px;
    border: 1px solid rgba(27, 122, 110, 0.12);
    vertical-align: super;
    margin-left: 6px;
    line-height: 1;
}

.kb-page-header-subtitle {
    font-family: 'Roboto', 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--mud-palette-text-secondary);
    margin: 0;
}

.kb-page-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* --- Standardized Research and Filter Cards --- */
.kb-filter-card {
    border: 1px solid var(--mud-palette-lines-default) !important;
    border-radius: var(--kb-border-radius, 12px) !important;
    background-color: var(--mud-palette-surface) !important;
    transition: var(--kb-transition-smooth) !important;
    box-shadow: var(--kb-shadow-premium) !important;
}

.kb-filter-card:hover {
    box-shadow: var(--kb-shadow-hover) !important;
    border-color: var(--kb-border-hover) !important;
}

.kb-filter-card-header,
.app-table-container th.mud-table-cell,
.mud-table-head .mud-table-cell {
    position: sticky !important;
    top: 0;
    z-index: 10 !important;
    background-color: var(--mud-palette-surface) !important;
    background-image: linear-gradient(rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.05), rgba(var(--mud-palette-primary-rgb, 27, 122, 110), 0.05)) !important;
    border-bottom: 1px solid var(--mud-palette-lines-default) !important;
    color: var(--mud-palette-text-primary) !important;
    font-family: 'Roboto', 'Inter', 'Helvetica', 'Arial', sans-serif !important;
    font-weight: 600 !important;
    font-size: 0.75rem !important;
    letter-spacing: 0.5px !important;
    text-transform: uppercase !important;
    padding: 12px 16px !important;
    box-shadow: 0 2px 8px -2px rgba(27, 122, 110, 0.04) !important;
    transition: box-shadow 0.25s ease-in-out, border-color 0.25s ease-in-out, background-color 0.25s ease-in-out !important;
}

/* Override title and icon styles inside the filter card header to match DataTable head cell styles exactly */
.kb-filter-card-header .mud-typography {
    font-weight: 600 !important;
    color: var(--mud-palette-text-primary) !important;
    text-transform: uppercase !important;
    font-size: 0.75rem !important;
    letter-spacing: 0.5px !important;
}

.kb-filter-card-header .mud-icon-root,
.kb-filter-card-header svg,
.kb-filter-card-header i {
    color: var(--mud-palette-text-primary) !important;
    fill: var(--mud-palette-text-primary) !important;
}

.kb-reset-filters-btn {
    font-weight: 600 !important;
    font-size: 0.75rem !important;
    color: var(--mud-palette-error) !important;
    border-radius: 8px !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 32px !important;
    padding: 0 12px !important;
    white-space: nowrap !important;
    line-height: 1 !important;
    border: 1px solid transparent !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
    transition: opacity 0.15s ease-in-out, visibility 0.15s ease-in-out, background-color 0.2s ease-in-out !important;
}

.kb-reset-filters-btn.visible {
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

.kb-reset-filters-btn .mud-button-label {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important; /* Perfect uniform gap spacing between icon and text */
    color: var(--mud-palette-error) !important;
    opacity: 1 !important;
    font-weight: 600 !important;
    font-size: 0.75rem !important;
    transition: var(--kb-transition-smooth) !important;
}

.kb-reset-filters-btn .mud-button-icon-start {
    margin-right: 0 !important;
    margin-left: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--mud-palette-error) !important;
    opacity: 1 !important;
    transition: var(--kb-transition-smooth) !important;
}

.kb-reset-filters-btn .mud-icon-root,
.kb-reset-filters-btn svg,
.kb-reset-filters-btn path {
    color: var(--mud-palette-error) !important;
    fill: var(--mud-palette-error) !important;
    opacity: 1 !important;
    font-size: 1.1rem !important;
    transition: var(--kb-transition-smooth) !important;
}

.kb-reset-filters-btn:hover {
    background-color: rgba(var(--mud-palette-error-rgb, 197, 48, 48), 0.08) !important;
}

.kb-reset-filters-btn:active {
    transform: translateY(1px) scale(0.98) !important;
}

/* Glassmorphism Panel Class */
.kb-glass-panel {
    background: rgba(255, 255, 255, 0.85) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    border: 1px solid rgba(27, 122, 110, 0.06) !important;
    box-shadow: 0 4px 30px rgba(27, 122, 110, 0.03) !important;
    transition: var(--kb-transition-smooth) !important;
}



/* Glassmorphic AppBar */
.mud-appbar.kb-glass-panel {
    background: rgba(27, 122, 110, 0.9) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    box-shadow: 0 4px 20px -2px rgba(27, 122, 110, 0.15) !important;
}



/* Fade-In Page and Element Appearance Animation */
@keyframes kb-fade-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.kb-fade-in {
    animation: kb-fade-in 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* ── Premium Authentication Page Styling ────────────────────────────────────── */
.kb-auth-bg {
    background: var(--kb-background) !important;
}



.kb-auth-card {
    border: 1px solid var(--mud-palette-lines-default) !important;
    border-radius: 16px !important;
    width: 100%;
    max-width: 440px;
    transition: var(--kb-transition-smooth) !important;
    box-sizing: border-box;
}

.kb-auth-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kb-shadow-hover) !important;
    border-color: var(--kb-border-hover) !important;
}

.kb-auth-logo-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(var(--mud-palette-primary-rgb), 0.05);
    border: 1.5px solid rgba(var(--mud-palette-primary-rgb), 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--kb-transition-smooth) !important;
}

.kb-auth-card:hover .kb-auth-logo-circle {
    transform: scale(1.1) rotate(8deg);
    background: rgba(var(--mud-palette-primary-rgb), 0.08);
    border-color: rgba(var(--mud-palette-primary-rgb), 0.15);
}

.kb-auth-link {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--mud-palette-text-secondary) !important;
    text-decoration: none !important;
    transition: var(--kb-transition-smooth) !important;
    position: relative;
    padding-bottom: 2px;
}

.kb-auth-link:hover {
    color: var(--mud-palette-primary) !important;
}

.kb-auth-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1.5px;
    background-color: var(--mud-palette-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.kb-auth-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}




/* ── Contrôle de visibilité Écran / Impression ──────────────────────────────── */

/* Masquage des gabarits d'impression à l'écran - OBLIGATOIRE */
.print-only {
    display: none !important;
}

/* ── Système Unifié de Rendu & Impression de Documents (A4) ────────────────── */
@media print {
    /* Activation des gabarits d'impression uniquement lors de l'impression */
    .print-only {
        display: block !important;
    }


    /* 1. Configuration de la page A4 et des marges uniformes */
    @page {
        size: A4 portrait;
        margin: 15mm 15mm 15mm 15mm;
    }
    
    html, body {
        background-color: #FFFFFF !important;
        color: #1A202C !important;
        font-family: 'Roboto', 'Inter', sans-serif !important;
        font-size: 11pt !important;
        line-height: 1.5 !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
        height: auto !important;
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    
    /* 2. Masquage complet de la coquille d'administration et des éléments écran */
    .no-print,
    .mud-appbar,
    .mud-drawer,
    .kb-filter-card,
    .kb-reset-filters-btn,
    .mud-table-actions,
    .mud-table-pagination,
    .mud-dialog-actions,
    .kb-page-header-actions,
    .app-footer,
    footer,
    header,
    nav,
    aside,
    button,
    .mud-button,
    .mud-popover-provider,
    .mud-chart {
        display: none !important;
    }
    
    /* 3. Ajustement de la zone d'affichage principale */
    .mud-layout {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    .mud-main-content {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
        left: 0 !important;
        top: 0 !important;
        min-height: auto !important;
    }

    .mud-container {
        padding: 0 !important;
        margin: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
    }

    /* 4. Masquage de l'arrière-plan applicatif lors du tirage d'un dialogue (ex: Reçus) */
    body:has(.mud-dialog) .mud-layout {
        display: none !important;
    }

    .mud-dialog-container {
        display: block !important;
        position: static !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
        background: transparent !important;
    }

    .mud-dialog {
        box-shadow: none !important;
        border: none !important;
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        background: #FFFFFF !important;
        transform: none !important;
    }

    .mud-dialog-content {
        padding: 0 !important;
    }

    table.doc-table tr {
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }

    /* 5. Standardisation et isolation visuelle du document officiel imprimé */
    .printable-document {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        box-shadow: none !important;
        border: none !important;
        background: #FFFFFF !important;
    }

    /* En-tête officiel unifié */
    .doc-official-header {
        display: flex !important;
        justify-content: space-between !important;
        align-items: flex-start !important;
        border-bottom: 2px solid #1B7A6E !important;
        padding-bottom: 12px !important;
        margin-bottom: 25px !important;
    }
    
    .doc-brand-title {
        font-size: 24pt !important;
        font-weight: 800 !important;
        color: #1B7A6E !important;
        line-height: 1.1 !important;
    }
    
    .doc-brand-subtitle {
        font-size: 10pt !important;
        color: #6B7A8D !important;
        text-transform: uppercase !important;
        letter-spacing: 1px !important;
        font-weight: 500 !important;
    }

    .doc-metadata {
        text-align: right !important;
        font-size: 9pt !important;
        color: #6B7A8D !important;
        line-height: 1.4 !important;
    }

    /* Titre de document standardisé */
    .doc-title {
        font-size: 16pt !important;
        font-weight: 700 !important;
        color: #1B7A6E !important;
        text-transform: uppercase !important;
        margin-top: 10px !important;
        margin-bottom: 20px !important;
        text-align: center !important;
        border-bottom: 1px solid #E2DFD9 !important;
        padding-bottom: 8px !important;
    }

    /* Grille de métadonnées (Fiches élèves, Inscriptions) */
    .doc-info-grid {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
        margin-bottom: 20px !important;
    }

    .doc-info-item {
        display: flex !important;
        flex-direction: column !important;
    }

    .doc-info-label {
        font-size: 8pt !important;
        font-weight: 600 !important;
        color: #6B7A8D !important;
        text-transform: uppercase !important;
        letter-spacing: 0.5px !important;
        margin-bottom: 2px !important;
    }

    .doc-info-value {
        font-size: 11pt !important;
        font-weight: 600 !important;
        color: #1A202C !important;
    }

    /* Sections de document */
    .doc-section {
        margin-bottom: 24px !important;
        page-break-inside: avoid !important;
    }

    .doc-section-title {
        font-size: 12pt !important;
        font-weight: 700 !important;
        color: #1B7A6E !important;
        border-bottom: 1px solid #D1CDC7 !important;
        padding-bottom: 4px !important;
        margin-bottom: 12px !important;
        text-transform: uppercase !important;
        letter-spacing: 0.5px !important;
    }

    /* Tableaux de données épurés pour impression */
    table.doc-table {
        width: 100% !important;
        border-collapse: collapse !important;
        margin-top: 15px !important;
        margin-bottom: 20px !important;
    }

    table.doc-table th {
        background-color: #F7F6F3 !important;
        color: #1B7A6E !important;
        font-weight: 700 !important;
        text-align: left !important;
        padding: 8px 10px !important;
        font-size: 9pt !important;
        border-bottom: 2px solid #E2DFD9 !important;
        text-transform: uppercase !important;
    }

    table.doc-table td {
        padding: 8px 10px !important;
        font-size: 10pt !important;
        border-bottom: 1px solid #E2DFD9 !important;
        color: #3D4A5C !important;
    }

    /* Boîte de totalisations */
    .doc-total-box {
        display: flex !important;
        justify-content: flex-end !important;
        margin-top: 15px !important;
        margin-bottom: 25px !important;
    }

    .doc-total-content {
        border: 2px solid #1B7A6E !important;
        background-color: #F7F6F3 !important;
        padding: 10px 20px !important;
        border-radius: 8px !important;
        min-width: 220px !important;
        text-align: right !important;
    }

    .doc-total-label {
        font-size: 8pt !important;
        font-weight: 700 !important;
        color: #1B7A6E !important;
        text-transform: uppercase !important;
    }

    .doc-total-value {
        font-size: 14pt !important;
        font-weight: 800 !important;
        color: #1B7A6E !important;
        font-family: monospace !important;
    }

    /* Bloc de signatures administratives */
    .doc-signatures {
        display: flex !important;
        justify-content: space-between !important;
        margin-top: 50px !important;
        page-break-inside: avoid !important;
    }

    .doc-signature-box {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        width: 240px !important;
        text-align: center !important;
    }

    .doc-signature-title {
        font-size: 9pt !important;
        font-weight: 600 !important;
        color: #6B7A8D !important;
        text-transform: uppercase !important;
        margin-bottom: 55px !important; /* Espace physique pour signature/cachet */
    }

    .doc-signature-line {
        width: 100% !important;
        border-top: 1px dashed #6B7A8D !important;
    }

    /* Saut de page forcé */
    .page-break {
        page-break-before: always !important;
    }

    /* Préservation des puces d'état en noir et blanc contrasté */
    .mud-chip, .kb-status-chip {
        border: 1px solid #1A202C !important;
        background: #FFFFFF !important;
        color: #1A202C !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
}