/* ========================================
   TEMA GRIGIO PROFESSIONALE
   ======================================== */

:root {
    /* Palette grigia professionale */
    --gray-darkest: #1a1a1a;
    --gray-darker: #2d2d2d;
    --gray-dark: #3d3d3d;
    --gray-medium: #5a5a5a;
    --gray-light: #7a7a7a;
    --gray-lighter: #a0a0a0;
    --gray-lightest: #e5e5e5;
    --white-smoke: #f5f5f5;
    
    /* Colori di accento */
    --accent-primary: #4a5568;
    --accent-hover: #2d3748;
    --accent-light: #718096;
    
    /* Stati */
    --success: #48bb78;
    --warning: #ed8936;
    --danger: #f56565;
    --info: #4299e1;
}

/* ========================================
   BODY E LAYOUT GENERALE
   ======================================== */
body {
    background-color: var(--gray-lightest);
    color: var(--gray-darkest);
}

/* Header personalizzato */
#customHeader {
    background: linear-gradient(135deg, var(--gray-darker) 0%, var(--gray-dark) 100%);
    color: var(--white-smoke);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid var(--gray-medium);
}

#customHeader #logo {
    color: var(--white-smoke);
    font-weight: 600;
    font-size: 1.2rem;
    letter-spacing: 0.5px;
}

#customHeader icon,
#customHeader i {
    color: var(--gray-lightest);
    transition: color 0.2s ease;
}

#customHeader icon:hover,
#customHeader i:hover {
    color: var(--white-smoke);
}

#logoutIcon button {
    background: none;
    border: none;
    color: var(--gray-lightest);
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

#logoutIcon button:hover {
    color: var(--white-smoke);
}

/* ========================================
   SIDEBAR
   ======================================== */
#customSidebar {
    background-color: var(--gray-darker);
    color: var(--gray-lightest);
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
}

#customSidebar .profile-pic {
    border: 2px solid var(--gray-medium);
}

#customSidebar p,
#customSidebar small {
    color: var(--gray-lightest);
}

#customSidebar hr {
    border-color: var(--gray-medium);
    opacity: 0.3;
}

/* ========================================
   MENU DI NAVIGAZIONE (MudBlazor Override)
   ======================================== */
/* MudPaper nel menu */
.mud-paper {
    background-color: transparent !important;
    color: var(--gray-lightest) !important;
}

/* MudNavMenu */
.mud-nav-menu {
    background-color: transparent !important;
}

/* Link di navigazione */
.mud-nav-link {
    color: #ff4444 !important;
    transition: all 0.2s ease;
}

.mud-nav-link:hover {
    background-color: var(--gray-dark) !important;
    color: #ff6666 !important;
}

.mud-nav-link.active,
.mud-nav-link-selected {
    background-color: #cc0000 !important;
    color: var(--white-smoke) !important;
    font-weight: 500;
}

/* Gruppo di navigazione */
.mud-nav-group {
    color: #ff4444 !important;
}

.mud-nav-group-header {
    color: #ff6666 !important;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

/* Icone nel menu */
.mud-nav-link .mud-icon,
.mud-nav-group .mud-icon {
    color: #ff8888 !important;
}

.mud-nav-link:hover .mud-icon,
.mud-nav-link.active .mud-icon {
    color: var(--white-smoke) !important;
}

/* ========================================
   BOTTONI
   ======================================== */
.btn-primary {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--white-smoke);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background-color: var(--gray-medium);
    border-color: var(--gray-medium);
    color: var(--white-smoke);
}

.btn-secondary:hover {
    background-color: var(--gray-light);
    border-color: var(--gray-light);
}

.btn-outline-primary {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.btn-outline-primary:hover {
    background-color: var(--accent-primary);
    color: var(--white-smoke);
}

.btn-outline-secondary {
    color: var(--gray-medium);
    border-color: var(--gray-medium);
}

.btn-outline-secondary:hover {
    background-color: var(--gray-medium);
    color: var(--white-smoke);
}

/* ========================================
   CARD E CONTENITORI
   ======================================== */
.card {
    background-color: var(--white-smoke);
    border: 1px solid var(--gray-lightest);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.card-header {
    background-color: var(--gray-lightest);
    border-bottom: 1px solid var(--gray-lighter);
    color: var(--gray-darkest);
    font-weight: 600;
}

.card-body {
    background-color: var(--white-smoke);
    color: var(--gray-darkest);
}

/* ========================================
   ACCORDION
   ======================================== */
.accordion-item {
    background-color: var(--white-smoke);
    border: 1px solid var(--gray-lightest);
}

.accordion-button {
    background-color: var(--gray-lightest);
    color: var(--gray-darkest);
    font-weight: 600;
}

.accordion-button:not(.collapsed) {
    background-color: var(--gray-lighter);
    color: var(--gray-darkest);
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.25rem rgba(74, 85, 104, 0.25);
}

/* ========================================
   FORM E INPUT
   ======================================== */
.form-control,
.form-select {
    background-color: var(--white-smoke);
    border-color: var(--gray-lighter);
    color: var(--gray-darkest);
}

.form-control:focus,
.form-select:focus {
    background-color: #ffffff;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 0.25rem rgba(74, 85, 104, 0.25);
}

.form-label {
    color: var(--gray-dark);
    font-weight: 500;
}

/* ========================================
   TABELLE
   ======================================== */
.table {
    background-color: var(--white-smoke);
    color: var(--gray-darkest);
}

.table thead {
    background-color: var(--gray-dark);
    color: var(--white-smoke);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--gray-lightest);
}

.table-hover tbody tr:hover {
    background-color: var(--gray-lighter);
}

/* ========================================
   MODALI
   ======================================== */
.modal-content {
    background-color: var(--white-smoke);
    border: none;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.modal-header {
    background-color: var(--gray-dark);
    color: var(--white-smoke);
    border-bottom: 1px solid var(--gray-medium);
}

.modal-body {
    background-color: var(--white-smoke);
    color: var(--gray-darkest);
}

.modal-footer {
    background-color: var(--gray-lightest);
    border-top: 1px solid var(--gray-lighter);
}

/* ========================================
   PAGINAZIONE
   ======================================== */
.pagination button {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.pagination button:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

.pagination button:disabled {
    background-color: var(--gray-light);
    cursor: not-allowed;
}

/* ========================================
   LINK E NAVIGAZIONE
   ======================================== */
a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.bg-gray-dark {
    background-color: var(--gray-dark);
}

.bg-gray-light {
    background-color: var(--gray-light);
}

.text-gray-dark {
    color: var(--gray-darkest);
}

.text-gray-light {
    color: var(--gray-light);
}

.border-gray {
    border-color: var(--gray-lighter);
}

/* ========================================
   SHADOWS
   ======================================== */
.shadow-sm {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08) !important;
}

.shadow {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12) !important;
}

.shadow-lg {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15) !important;
}

/* ========================================
   LOADING OVERLAY
   ======================================== */
.loading-overlay {
    background: rgba(45, 45, 45, 0.85);
}

.loading-overlay .spinner-border {
    color: var(--gray-lightest);
}

/* ========================================
   SCROLLBAR PERSONALIZZATA
   ======================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-lightest);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-medium);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-dark);
}