/* ===== HEALTH STACK - PROFESSIONAL DESIGN SYSTEM ===== */

/* ===== CSS VARIABLES / DESIGN TOKENS ===== */
:root {
    /* Primary Blue Color System - Medical Grade */
    --primary-blue: #4190DB;
    --primary-blue-light: #5CA4E8;
    --primary-blue-dark: #3278B8;
    --primary-blue-ultralight: #E8F4FD;

    /* Neutral Colors */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;

    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;

    /* Semantic Colors */
    --success: #10B981;
    --success-light: #D1FAE5;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --info: var(--primary-blue);
    --info-light: var(--primary-blue-ultralight);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== GLOBAL STYLES ===== */
html {
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--gray-50);
    line-height: 1.6;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

/* ===== BOOTSTRAP OVERRIDES ===== */

/* Primary Color Override */
.bg-primary {
    background-color: var(--primary-blue) !important;
}

.text-primary {
    color: var(--primary-blue) !important;
}

.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-md);
    padding: 0.625rem 1.25rem;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(65, 144, 219, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(65, 144, 219, 0.3);
}

.btn-primary:active,
.btn-primary:focus {
    background-color: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    box-shadow: 0 0 0 0.2rem rgba(65, 144, 219, 0.25);
}

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

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

/* Links */
a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Form Controls */
.form-control,
.form-select {
    border-radius: var(--radius-md);
    border: 1.5px solid var(--gray-300);
    padding: 0.625rem 1rem;
    transition: all var(--transition-base);
    font-size: 0.9375rem;
}

.form-control:hover:not(:focus):not(:disabled),
.form-select:hover:not(:focus):not(:disabled) {
    border-color: var(--gray-400);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(65, 144, 219, 0.12);
    outline: none;
}

.form-control:disabled,
.form-select:disabled {
    background-color: var(--gray-50);
    border-color: var(--gray-300);
    color: var(--gray-500);
    cursor: not-allowed;
}

/* Form Labels */
.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-label.required::after {
    content: " *";
    color: var(--danger);
}

/* Form Check (Checkboxes & Radios) */
.form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    border: 1.5px solid var(--gray-400);
    cursor: pointer;
    transition: all var(--transition-base);
}

.form-check-input:hover:not(:disabled):not(:checked) {
    border-color: var(--primary-blue);
}

.form-check-input:checked {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    box-shadow: 0 1px 4px rgba(65, 144, 219, 0.3);
}

.form-check-input:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(65, 144, 219, 0.15);
}

.form-check-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-check-label {
    cursor: pointer;
    user-select: none;
    margin-left: 0.5rem;
}

/* Form Validation States */
.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--success);
}

.form-control.is-valid:focus,
.form-select.is-valid:focus {
    border-color: var(--success);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger);
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
    border-color: var(--danger);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

/* ===== NAVIGATION ===== */
.navbar {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%) !important;
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
}

.navbar-brand img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: all var(--transition-fast);
}

.navbar-brand:hover img {
    opacity: 0.9;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin: 0 0.125rem;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    background-color: rgba(255, 255, 255, 0.15);
    font-weight: 600;
}

/* ===== CARDS ===== */
.card {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    background-color: var(--white);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0 !important;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

/* ===== TABLES ===== */
.table {
    margin-bottom: 0;
}

.table thead th {
    background-color: var(--gray-50);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--gray-200);
    padding: 1rem;
}

.table tbody tr {
    transition: background-color var(--transition-fast);
}

.table tbody tr:hover {
    background-color: var(--gray-50);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-100);
}

/* ===== BADGES & LABELS ===== */
.badge {
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    line-height: 1.4;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    letter-spacing: 0.01em;
}

/* Badge Colors - Primary */
.badge.bg-primary {
    background-color: var(--primary-blue) !important;
    color: white !important;
    box-shadow: 0 1px 4px rgba(65, 144, 219, 0.2);
}

/* Badge Colors - Success */
.badge.bg-success {
    background-color: var(--success) !important;
    color: white !important;
    box-shadow: 0 1px 4px rgba(16, 185, 129, 0.2);
}

/* Badge Colors - Warning */
.badge.bg-warning {
    background-color: var(--warning) !important;
    color: white !important;
    box-shadow: 0 1px 4px rgba(245, 158, 11, 0.2);
}

/* Badge Colors - Danger */
.badge.bg-danger {
    background-color: var(--danger) !important;
    color: white !important;
    box-shadow: 0 1px 4px rgba(239, 68, 68, 0.2);
}

/* Badge Colors - Info */
.badge.bg-info {
    background-color: var(--primary-blue-light) !important;
    color: white !important;
    box-shadow: 0 1px 4px rgba(92, 164, 232, 0.2);
}

/* Badge Colors - Secondary */
.badge.bg-secondary {
    background-color: var(--gray-600) !important;
    color: white !important;
    box-shadow: 0 1px 4px rgba(75, 85, 99, 0.2);
}

/* Badge Colors - Light */
.badge.bg-light {
    background-color: var(--gray-100) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--gray-300);
}

/* Soft/Subtle Badge Variants */
.badge-soft-primary {
    background-color: var(--primary-blue-ultralight) !important;
    color: var(--primary-blue-dark) !important;
    font-weight: 600;
}

.badge-soft-success {
    background-color: var(--success-light) !important;
    color: #047857 !important;
    font-weight: 600;
}

.badge-soft-warning {
    background-color: var(--warning-light) !important;
    color: #B45309 !important;
    font-weight: 600;
}

.badge-soft-danger {
    background-color: var(--danger-light) !important;
    color: #B91C1C !important;
    font-weight: 600;
}

/* Badge Sizes */
.badge-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.7rem;
}

.badge-lg {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Rounded Pill Badges */
.badge.rounded-pill {
    border-radius: 50rem;
    padding-left: 0.65em;
    padding-right: 0.65em;
}

/* Notification Badge (on icons) */
.badge.position-absolute {
    min-width: 1.2rem;
    min-height: 1.2rem;
    padding: 0.25rem 0.4rem;
    font-size: 0.65rem;
    line-height: 1;
}

/* ===== ALERTS ===== */
.alert {
    border: none;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    padding: 1rem 1.25rem;
}

.alert-primary {
    background-color: var(--primary-blue-ultralight);
    border-left-color: var(--primary-blue);
    color: var(--primary-blue-dark);
}

.alert-success {
    background-color: var(--success-light);
    border-left-color: var(--success);
}

.alert-warning {
    background-color: var(--warning-light);
    border-left-color: var(--warning);
}

.alert-danger {
    background-color: var(--danger-light);
    border-left-color: var(--danger);
}

/* ===== MODALS ===== */
.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    background-color: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: 1.5rem;
}

.modal-title {
    font-weight: 700;
    color: var(--text-primary);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    background-color: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    padding: 1rem 1.5rem;
}

/* ===== PAGINATION ===== */
.pagination {
    --bs-pagination-active-bg: var(--primary-blue);
    --bs-pagination-active-border-color: var(--primary-blue);
}

.page-link {
    color: var(--primary-blue);
    border-radius: var(--radius-md);
    margin: 0 0.125rem;
    border: 1px solid var(--gray-300);
    transition: all var(--transition-fast);
}

.page-link:hover {
    background-color: var(--primary-blue-ultralight);
    border-color: var(--primary-blue);
    color: var(--primary-blue-dark);
}

.page-item.active .page-link {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    box-shadow: 0 2px 8px rgba(65, 144, 219, 0.25);
}

/* ===== DROPDOWNS ===== */
.dropdown-menu {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: var(--radius-md);
    padding: 0.625rem 1rem;
    transition: all var(--transition-fast);
    margin-bottom: 0.125rem;
}

.dropdown-item:hover {
    background-color: var(--primary-blue-ultralight);
    color: var(--primary-blue-dark);
}

.dropdown-item:active {
    background-color: var(--primary-blue);
    color: white;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    margin-bottom: 1.5rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-tertiary);
}

.breadcrumb-item a {
    color: var(--text-secondary);
}

.breadcrumb-item.active {
    color: var(--text-primary);
}

/* ===== RESSOURCENVERWALTUNG - MINIMAL STYLES ===== */

/* Checkbox-Styling für Auswahl */
.resource-checkbox {
    cursor: pointer;
}

/* Auswahl-Indikator für Zeilen */
tr[data-id]:has(.resource-checkbox:checked) {
    background-color: rgba(13, 110, 253, 0.1) !important;
    border-left: 3px solid #0d6efd;
}

/* Indeterminate Checkbox-Styling für Master-Checkbox */
input[type="checkbox"]:indeterminate {
    background-color: #0d6efd;
    border-color: #0d6efd;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M6 10h8'/%3e%3c/svg%3e");
}

/* Text-Truncation für lange Beschreibungen */
.text-truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Mobile Responsive für Paginierung */
@media (max-width: 576px) {
    .pagination {
        font-size: 0.875rem;
    }
    
    .pagination .page-link {
        padding: 0.375rem 0.5rem;
    }
}


/* --- Notifications Dropdown --- */
.navbar .nav-link .bi {
    line-height: 1;
    vertical-align: middle;
}

#notificationBadge {
    font-size: 0.7rem;
    min-width: 1.2rem;
    line-height: 1.2rem;
    z-index: 2;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.dropdown-menu .dropdown-item {
    border-bottom: 1px solid var(--gray-100);
}

.dropdown-menu .dropdown-item:last-child {
    border-bottom: 0;
}

/* ===== FORMS & INPUT GROUPS ===== */
.input-group-text {
    background-color: var(--gray-50);
    border-color: var(--gray-300);
    color: var(--text-secondary);
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-text {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.form-control,
.form-select {
    border-color: var(--gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-control:hover:not(:focus),
.form-select:hover:not(:focus) {
    border-color: var(--gray-400);
}

.is-invalid {
    border-color: var(--danger) !important;
}

.is-valid {
    border-color: var(--success) !important;
}

.invalid-feedback {
    color: var(--danger);
    font-size: 0.875rem;
}

.valid-feedback {
    color: var(--success);
    font-size: 0.875rem;
}

/* ===== BUTTONS - COMPLETE SYSTEM ===== */

/* Base Button Styles */
.btn {
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    line-height: 1.5;
    text-decoration: none;
    cursor: pointer;
}

.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Primary Button - Main Actions */
.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(65, 144, 219, 0.2);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(65, 144, 219, 0.3);
}

.btn-primary:active:not(:disabled) {
    background-color: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(65, 144, 219, 0.25);
}

/* Secondary Button - Less Important Actions */
.btn-secondary {
    background-color: var(--gray-100);
    border-color: var(--gray-300);
    color: var(--text-primary);
    font-weight: 500;
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--gray-200);
    border-color: var(--gray-400);
    color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:active:not(:disabled) {
    background-color: var(--gray-300);
    border-color: var(--gray-400);
    transform: translateY(0);
}

/* Success Button - Positive Actions */
.btn-success {
    background-color: var(--success);
    border-color: var(--success);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.2);
}

.btn-success:hover:not(:disabled) {
    background-color: #059669;
    border-color: #059669;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-success:active:not(:disabled) {
    background-color: #047857;
    border-color: #047857;
    transform: translateY(0);
}

/* Warning Button - Caution Actions */
.btn-warning {
    background-color: var(--warning);
    border-color: var(--warning);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
}

.btn-warning:hover:not(:disabled) {
    background-color: #D97706;
    border-color: #D97706;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-warning:active:not(:disabled) {
    background-color: #B45309;
    border-color: #B45309;
    transform: translateY(0);
}

/* Danger Button - Destructive Actions */
.btn-danger {
    background-color: var(--danger);
    border-color: var(--danger);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
}

.btn-danger:hover:not(:disabled) {
    background-color: #DC2626;
    border-color: #DC2626;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-danger:active:not(:disabled) {
    background-color: #B91C1C;
    border-color: #B91C1C;
    transform: translateY(0);
}

/* Light Button - Subtle Actions */
.btn-light {
    background-color: var(--white);
    border-color: var(--gray-300);
    color: var(--text-primary);
    font-weight: 500;
}

.btn-light:hover:not(:disabled) {
    background-color: var(--gray-50);
    border-color: var(--gray-400);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-light:active:not(:disabled) {
    background-color: var(--gray-100);
    border-color: var(--gray-400);
}

/* Link Button - Text Only Actions */
.btn-link {
    background-color: transparent;
    border-color: transparent;
    color: var(--primary-blue);
    font-weight: 500;
    text-decoration: none;
    padding: 0.5rem 0.75rem;
}

.btn-link:hover:not(:disabled) {
    background-color: var(--primary-blue-ultralight);
    color: var(--primary-blue-dark);
    text-decoration: none;
}

.btn-link:active:not(:disabled) {
    background-color: rgba(65, 144, 219, 0.15);
}

/* Outline Buttons */
.btn-outline-primary {
    background-color: transparent;
    border-color: var(--primary-blue);
    color: var(--primary-blue);
    font-weight: 500;
}

.btn-outline-primary:hover:not(:disabled) {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    box-shadow: 0 2px 8px rgba(65, 144, 219, 0.2);
}

.btn-outline-secondary {
    background-color: transparent;
    border-color: var(--gray-400);
    color: var(--gray-700);
    font-weight: 500;
}

.btn-outline-secondary:hover:not(:disabled) {
    background-color: var(--gray-100);
    border-color: var(--gray-500);
    color: var(--gray-800);
}

.btn-outline-success {
    background-color: transparent;
    border-color: var(--success);
    color: var(--success);
    font-weight: 500;
}

.btn-outline-success:hover:not(:disabled) {
    background-color: var(--success);
    border-color: var(--success);
    color: white;
}

.btn-outline-danger {
    background-color: transparent;
    border-color: var(--danger);
    color: var(--danger);
    font-weight: 500;
}

.btn-outline-danger:hover:not(:disabled) {
    background-color: var(--danger);
    border-color: var(--danger);
    color: white;
}

.btn-outline-warning {
    background-color: transparent;
    border-color: #D97706;
    color: #B45309;
    font-weight: 600;
}

.btn-outline-warning:hover:not(:disabled) {
    background-color: var(--warning);
    border-color: var(--warning);
    color: white;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
}

.btn-outline-warning:active:not(:disabled) {
    background-color: #D97706;
    border-color: #D97706;
    color: white;
}

/* Button Sizes */
.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
    border-radius: var(--radius-lg);
}

/* Icon Buttons */
.btn i {
    line-height: 1;
}

.btn-icon {
    padding: 0.5rem;
    width: 2.5rem;
    height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon.btn-sm {
    padding: 0.375rem;
    width: 2rem;
    height: 2rem;
}

/* Button Groups */
.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-top-left-radius: var(--radius-md);
    border-bottom-left-radius: var(--radius-md);
}

.btn-group .btn:last-child {
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
}

.btn-group .btn + .btn {
    margin-left: -1px;
}

.btn-group .btn:hover,
.btn-group .btn:focus,
.btn-group .btn:active {
    z-index: 1;
}

/* ===== LOADING SPINNER ===== */
.spinner-border-primary {
    color: var(--primary-blue);
}

/* ===== STATUS INDICATORS ===== */
.status-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.status-indicator.active {
    background-color: var(--success);
    box-shadow: 0 0 0 3px var(--success-light);
}

.status-indicator.inactive {
    background-color: var(--gray-400);
}

.status-indicator.warning {
    background-color: var(--warning);
    box-shadow: 0 0 0 3px var(--warning-light);
}

.status-indicator.error {
    background-color: var(--danger);
    box-shadow: 0 0 0 3px var(--danger-light);
}

/* ===== UTILITY CLASSES ===== */

/* Spacing Utilities */
.mt-custom { margin-top: var(--spacing-md); }
.mb-custom { margin-bottom: var(--spacing-md); }
.py-custom { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.px-custom { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }

/* Text Utilities */
.text-muted-custom {
    color: var(--text-secondary) !important;
}

.text-subtle {
    color: var(--text-tertiary) !important;
}

/* Background Utilities */
.bg-light-blue {
    background-color: var(--primary-blue-ultralight) !important;
}

.bg-subtle {
    background-color: var(--gray-50) !important;
}

/* Border Utilities */
.border-primary-custom {
    border-color: var(--primary-blue) !important;
}

.border-subtle {
    border-color: var(--gray-200) !important;
}

/* Shadow Utilities */
.shadow-custom-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow-custom-md {
    box-shadow: var(--shadow-md) !important;
}

.shadow-custom-lg {
    box-shadow: var(--shadow-lg) !important;
}

/* ===== LIST GROUPS ===== */
.list-group-item {
    border-color: var(--gray-200);
    transition: all var(--transition-fast);
}

.list-group-item:hover {
    background-color: var(--gray-50);
}

.list-group-item.active {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.list-group-item-action:hover {
    background-color: var(--primary-blue-ultralight);
}

/* ===== TABS ===== */
.nav-tabs {
    border-bottom: 2px solid var(--gray-200);
}

.nav-tabs .nav-link {
    color: var(--text-secondary);
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
}

.nav-tabs .nav-link:hover {
    border-bottom-color: var(--primary-blue-light);
    color: var(--primary-blue);
}

.nav-tabs .nav-link.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
    font-weight: 600;
}

/* ===== PROGRESS BARS ===== */
.progress {
    height: 0.75rem;
    border-radius: var(--radius-lg);
    background-color: var(--gray-200);
}

.progress-bar {
    background-color: var(--primary-blue);
    transition: width var(--transition-slow);
}

.progress-bar.bg-success {
    background-color: var(--success) !important;
}

.progress-bar.bg-warning {
    background-color: var(--warning) !important;
}

.progress-bar.bg-danger {
    background-color: var(--danger) !important;
}

/* ===== TOOLTIPS ===== */
.tooltip-inner {
    background-color: var(--gray-900);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.75rem;
}

/* ===== POPOVERS ===== */
.popover {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
}

.popover-header {
    background-color: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    color: var(--text-primary);
    font-weight: 600;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .card {
        border-radius: var(--radius-lg);
    }

    .modal-content {
        border-radius: var(--radius-lg);
    }

    .navbar-brand {
        font-size: 1.125rem;
    }

    .table {
        font-size: 0.875rem;
    }
}

@media (max-width: 576px) {
    body {
        font-size: 0.9375rem;
    }

    .btn {
        padding: 0.5rem 0.875rem;
    }

    .card-body {
        padding: 1rem;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn var(--transition-base) ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-down {
    animation: slideDown var(--transition-base) ease-out;
}

/* ===== FOCUS STYLES (Accessibility) ===== */
*:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
    outline: none;
}

/* Button Focus States */
.btn:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

.btn-primary:focus-visible {
    outline-color: var(--primary-blue-dark);
    box-shadow: 0 0 0 4px rgba(65, 144, 219, 0.2);
}

.btn-success:focus-visible {
    outline-color: var(--success);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.btn-danger:focus-visible {
    outline-color: var(--danger);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.2);
}

.btn-warning:focus-visible {
    outline-color: var(--warning);
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
}

/* Form Focus States */
.form-control:focus-visible,
.form-select:focus-visible {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(65, 144, 219, 0.15);
}

/* Link Focus States */
a:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ===== TOAST NOTIFICATIONS ===== */
#toast-container {
    position: fixed;
    top: 5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 400px;
    pointer-events: none;
}

.toast {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    border-left: 4px solid var(--primary-blue);
    pointer-events: all;
    animation: slideInRight 0.3s ease-out;
    min-width: 300px;
    max-width: 400px;
}

.toast.toast-success {
    border-left-color: var(--success);
}

.toast.toast-error {
    border-left-color: var(--danger);
}

.toast.toast-warning {
    border-left-color: var(--warning);
}

.toast.toast-info {
    border-left-color: var(--primary-blue);
}

.toast-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 700;
}

.toast-success .toast-icon {
    background-color: var(--success-light);
    color: var(--success);
}

.toast-error .toast-icon {
    background-color: var(--danger-light);
    color: var(--danger);
}

.toast-warning .toast-icon {
    background-color: var(--warning-light);
    color: var(--warning);
}

.toast-info .toast-icon {
    background-color: var(--primary-blue-ultralight);
    color: var(--primary-blue);
}

.toast-content {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    word-wrap: break-word;
}

.toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0;
    width: 1.25rem;
    height: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 1.25rem;
    line-height: 1;
}

.toast-close:hover {
    background-color: var(--gray-100);
    color: var(--text-primary);
}

.toast.removing {
    animation: slideOutRight 0.3s ease-in forwards;
}

@keyframes slideInRight {
    from {
        transform: translateX(120%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(120%);
        opacity: 0;
    }
}

/* ===== SUBTLE STATUS INFO ===== */
.status-info {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.status-info i {
    color: var(--primary-blue);
    font-size: 1rem;
}

.status-info.success {
    background-color: var(--success-light);
    border-color: #A7F3D0;
    color: #047857;
}

.status-info.success i {
    color: var(--success);
}

/* Hide old alert-based status */
#status.alert {
    display: none !important;
}

/* Mobile Responsiveness for Toasts */
@media (max-width: 576px) {
    #toast-container {
        right: 1rem;
        left: 1rem;
        top: 4rem;
        max-width: none;
    }

    .toast {
        min-width: auto;
        max-width: none;
    }
}

/* ===== FOOTER ===== */
footer {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%) !important;
    color: var(--white) !important;
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-top: auto;
}

footer .text-center {
    padding: 1.25rem !important;
    color: var(--white) !important;
    font-weight: 500;
}

footer a {
    color: var(--white);
    text-decoration: none;
}

footer a:hover {
    color: rgba(255, 255, 255, 0.85);
}

/* ===== STICKY FOOTER ===== */
main, .container.mt-4 {
    flex: 1;
}