/* ==========================================
   FlexCDN 301 Redirect System - Modern UI3
   ========================================== */

/* CSS Variables */
:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --border-color: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji";
    background-color: var(--light-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

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

/* ==========================================
   Navigation - Modern Style
   ========================================== */
.navbar {
    background: linear-gradient(135deg, var(--dark-color) 0%, #334155 100%) !important;
    padding: 0.75rem 1rem;
    box-shadow: var(--shadow-md);
    border: none;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: #fff !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--success-color);
    border-radius: 50%;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 0.9375rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.1);
}

.navbar-nav .nav-item.dropdown .nav-link::after {
    display: inline-block;
    margin-left: 0.25rem;
    content: "";
    border: none;
    font-size: 0.75rem;
    transition: transform var(--transition-fast);
}

.navbar-nav .nav-item.dropdown:hover .nav-link::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    min-width: 180px;
    animation: dropdownFade 0.2s ease;
}

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

.dropdown-item {
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--light-color);
    color: var(--primary-color);
}

.dropdown-divider {
    border-color: var(--border-color);
    margin: 0.5rem 0;
}

/* ==========================================
   Main Content Area
   ========================================== */
#app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
    padding: 1.5rem !important;
}

.container {
    max-width: 1280px;
}

/* ==========================================
   Cards - Modern Style
   ========================================== */
.card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    overflow: hidden;
}

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

.card-header {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background: var(--light-color);
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    font-size: 0.9375rem;
}

.btn:focus {
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.btn-primary {
    background: var(--primary-color);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-hover);
    color: #fff;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success-color);
    color: #fff;
}

.btn-success:hover {
    background: #059669;
    color: #fff;
}

.btn-danger {
    background: var(--danger-color);
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
    color: #fff;
}

.btn-warning {
    background: var(--warning-color);
    color: #fff;
}

.btn-warning:hover {
    background: #d97706;
    color: #fff;
}

.btn-info {
    background: var(--info-color);
    color: #fff;
}

.btn-info:hover {
    background: #0891b2;
    color: #fff;
}

.btn-secondary {
    background: var(--secondary-color);
    color: #fff;
}

.btn-secondary:hover {
    background: #475569;
    color: #fff;
}

.btn-outline-primary {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: #fff;
}

.btn-outline-secondary {
    background: transparent;
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
}

.btn-outline-secondary:hover {
    background: var(--secondary-color);
    color: #fff;
}

.btn-outline-success {
    background: transparent;
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.btn-outline-success:hover {
    background: var(--success-color);
    color: #fff;
}

.btn-outline-warning {
    background: transparent;
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

.btn-outline-warning:hover {
    background: var(--warning-color);
    color: #fff;
}

.btn-outline-info {
    background: transparent;
    color: var(--info-color);
    border: 1px solid var(--info-color);
}

.btn-outline-warning:hover {
    background: var(--warning-color);
    color: #fff;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.btn-group .btn:last-child {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ==========================================
   Forms
   ========================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: #fff;
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled,
.form-control[readonly] {
    background: var(--light-color);
    cursor: not-allowed;
}

.form-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-top: 0.375rem;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-check-input {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
}

.form-check-label {
    cursor: pointer;
    user-select: none;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
    padding-right: 2.5rem;
}

/* ==========================================
   Tables
   ========================================== */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: var(--light-color);
    font-weight: 600;
    text-align: left;
    padding: 0.875rem 1rem;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.table td {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

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

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

.table-responsive {
    overflow-x: auto;
}

/* ==========================================
   Badges
   ========================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger-color);
}

.badge-info {
    background: rgba(6, 182, 212, 0.15);
    color: var(--info-color);
}

.badge-secondary {
    background: rgba(100, 116, 139, 0.15);
    color: var(--secondary-color);
}

.badge-primary {
    background: rgba(79, 70, 229, 0.15);
    color: var(--primary-color);
}

/* ==========================================
   Alerts
   ========================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    border: none;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #047857;
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #b91c1c;
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background: rgba(6, 182, 212, 0.1);
    color: #0e7490;
    border-left: 4px solid var(--info-color);
}

.alert-dismissible {
    padding-right: 3rem;
}

.alert-dismissible .close {
    padding: 0.25rem 0.5rem;
    background: transparent;
    border: none;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.alert-dismissible .close:hover {
    opacity: 1;
}

/* ==========================================
   Stats Cards (Dashboard)
   ========================================== */
.stat-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    height: 100%;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.stat-card .stat-icon.primary {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary-color);
}

.stat-card .stat-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.stat-card .stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.stat-card .stat-icon.info {
    background: rgba(6, 182, 212, 0.1);
    color: var(--info-color);
}

.stat-card .stat-number {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-card .stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.stat-card .stat-link {
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.stat-card .stat-link::after {
    content: "→";
    transition: transform var(--transition-fast);
}

.stat-card:hover .stat-link::after {
    transform: translateX(4px);
}

/* Quick Actions */
.quick-actions {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

.quick-actions h3 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.quick-actions .btn {
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

/* ==========================================
   Pagination
   ========================================== */
.pagination {
    display: flex;
    gap: 0.25rem;
    justify-content: center;
    flex-wrap: wrap;
}

.page-link {
    padding: 0.5rem 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--primary-color);
    background: #fff;
    transition: all var(--transition-fast);
}

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

.page-item.active .page-link {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

.page-item.disabled .page-link {
    color: var(--text-muted);
    background: var(--light-color);
    border-color: var(--border-color);
}

/* ==========================================
   Footer
   ========================================== */
footer {
    background: var(--dark-color);
    color: rgba(255, 255, 255, 0.7);
    padding: 1.5rem 0;
    margin-top: auto;
}

footer small {
    font-size: 0.875rem;
}

/* ==========================================
   Auth Pages (Login, Register, etc.)
   ========================================== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1rem;
}

.auth-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
}

.auth-card .card-header {
    background: linear-gradient(135deg, var(--dark-color) 0%, #475569 100%);
    color: #fff;
    text-align: center;
    padding: 2rem;
}

.auth-card .card-header h3 {
    color: #fff;
    margin-bottom: 0.25rem;
}

.auth-card .card-header p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-size: 0.9375rem;
}

.auth-card .card-body {
    padding: 2rem;
}

/* ==========================================
   Detail Page
   ========================================== */
.detail-section {
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.detail-section .section-header {
    background: var(--light-color);
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-section .section-header h5 {
    margin: 0;
}

.detail-section .section-body {
    padding: 1.25rem;
}

.info-row {
    display: flex;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.info-row:last-child {
    border-bottom: none;
}

.info-row .info-label {
    width: 150px;
    font-weight: 500;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.info-row .info-value {
    flex: 1;
    color: var(--text-primary);
}

.info-row .info-value code {
    background: var(--light-color);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

/* ==========================================
   Page Header
   ========================================== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h1 {
    margin: 0;
}

.page-header .header-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ==========================================
   Search Form
   ========================================== */
.search-form {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.search-form .form-control {
    flex: 1;
    min-width: 200px;
}

/* ==========================================
   Empty State
   ========================================== */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* ==========================================
   Mobile Responsive
   ========================================== */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    main {
        padding: 1rem !important;
    }

    .container {
        max-width: 100%;
    }

    .navbar {
        padding: 0.5rem 1rem;
    }

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

    .navbar-collapse {
        background: rgba(30, 41, 59, 0.98);
        margin-top: 0.5rem;
        padding: 1rem;
        border-radius: var(--radius-md);
    }

    .dropdown-menu {
        background: rgba(255, 255, 255, 0.05);
        border: none;
        padding-left: 1rem;
    }

    .dropdown-item {
        color: rgba(255, 255, 255, 0.85);
    }

    .dropdown-item:hover {
        background: rgba(255, 255, 255, 0.1);
        color: #fff;
    }

    .card-body {
        padding: 1rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-header .header-actions {
        width: 100%;
    }

    .page-header .header-actions .btn {
        flex: 1;
    }

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

    .table th,
    .table td {
        padding: 0.625rem 0.75rem;
    }

    .stat-card {
        padding: 1.25rem;
    }

    .stat-card .stat-number {
        font-size: 1.75rem;
    }

    .quick-actions .btn {
        width: 100%;
        margin-right: 0;
        margin-bottom: 0.5rem;
    }

    .auth-card {
        max-width: 100%;
    }

    .info-row {
        flex-direction: column;
        gap: 0.25rem;
    }

    .info-row .info-label {
        width: auto;
        font-size: 0.875rem;
    }

    .search-form {
        flex-direction: column;
    }

    .search-form .form-control,
    .search-form .btn {
        width: 100%;
    }

    .btn-group {
        display: flex;
        flex-direction: column;
        width: 100%;
    }

    .btn-group .btn {
        border-radius: var(--radius-md);
        margin-bottom: 0.25rem;
    }

    .btn-group .btn:first-child,
    .btn-group .btn:last-child {
        border-radius: var(--radius-md);
    }

    /* Hide less important columns on mobile */
    .table th:nth-child(5),
    .table td:nth-child(5),
    .table th:nth-child(6),
    .table td:nth-child(6) {
        display: none;
    }
}

@media (max-width: 576px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.375rem; }
    h3 { font-size: 1.25rem; }

    .pagination {
        gap: 0.125rem;
    }

    .page-link {
        padding: 0.375rem 0.625rem;
        font-size: 0.875rem;
    }
}

/* ==========================================
   Utilities
   ========================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }

.mr-1 { margin-right: 0.25rem !important; }
.mr-2 { margin-right: 0.5rem !important; }
.ml-1 { margin-left: 0.25rem !important; }
.ml-2 { margin-left: 0.5rem !important; }

.py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }

.d-flex { display: flex !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-none { display: none !important; }

.flex-wrap { flex-wrap: wrap !important; }
.flex-column { flex-direction: column !important; }
.align-items-center { align-items: center !important; }
.align-items-start { align-items: flex-start !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-center { justify-content: center !important; }
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }

.w-100 { width: 100% !important; }

.fw-bold { font-weight: 600 !important; }

hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 1.5rem 0;
}

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

.invalid-feedback {
    color: var(--danger-color);
    font-size: 0.8125rem;
    margin-top: 0.25rem;
}

/* Loading */
.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==========================================
   Additional Styles
   ========================================== */

/* Auth Logo */
.auth-logo {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

/* User Dropdown */
.user-dropdown {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-avatar {
    width: 28px;
    height: 28px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
    color: #fff;
}

/* Nav Icons */
.nav-icon {
    font-size: 1rem;
    margin-right: 0.375rem;
}

/* Brand Icon */
.brand-icon {
    font-size: 1.25rem;
    color: var(--success-color);
}

/* Toggler Icon */
.toggler-icon {
    font-size: 1.25rem;
    color: #fff;
}

/* Alert Icons */
.alert-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

/* Stat Card Colors */
.stat-card .stat-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.stat-card .stat-icon.secondary {
    background: rgba(100, 116, 139, 0.1);
    color: var(--secondary-color);
}

/* Responsive Utilities */
@media (max-width: 768px) {
    .user-avatar {
        width: 24px;
        height: 24px;
        font-size: 0.75rem;
    }

    .stat-card .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }

    .stat-card .stat-number {
        font-size: 1.5rem;
    }

    .detail-section {
        margin-bottom: 1rem;
    }

    .detail-section .section-header {
        padding: 0.75rem 1rem;
    }

    .detail-section .section-body {
        padding: 1rem;
    }

    .info-row {
        padding: 0.5rem 0;
    }

    .page-header {
        margin-bottom: 1rem;
    }

    .quick-actions {
        padding: 1rem;
    }

    .quick-actions h3 {
        font-size: 1rem;
    }

    .card-header {
        padding: 0.75rem 1rem;
    }

    .card-body {
        padding: 0.75rem 1rem;
    }

    .auth-card .card-header {
        padding: 1.5rem;
    }

    .auth-card .card-body {
        padding: 1.5rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .table {
        font-size: 0.8125rem;
    }

    .table th,
    .table td {
        padding: 0.5rem;
    }

    .btn-group {
        display: flex;
        gap: 0.25rem;
    }

    .btn-group .btn {
        padding: 0.375rem 0.5rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-card .stat-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
        margin-bottom: 0.75rem;
    }

    .stat-card .stat-number {
        font-size: 1.375rem;
    }

    .stat-card .stat-label {
        font-size: 0.75rem;
    }

    .page-header h1 {
        font-size: 1.25rem;
    }

    .header-actions {
        width: 100%;
    }

    .header-actions .btn {
        flex: 1;
        padding: 0.5rem;
        font-size: 0.875rem;
    }
}