/* ========================================
   Yalow Admin Design System
   Based on OffBoarding design system structure
   Colors adapted to Yalow healthcare blue palette
   ======================================== */

:root {
    /* === Primary Colors (Yalow brand blue — anchored at #265A8F from logo Y/leaf) === */
    --color-primary-50:  #F4F7F9;
    --color-primary-100: #E7EDF2;
    --color-primary-200: #C0D3E6;
    --color-primary-300: #94B4D5;
    --color-primary-400: #5593D2;
    --color-primary-500: #3174B9;
    --color-primary-600: #29629D;
    --color-primary-700: #265A8F;
    --color-primary-800: #193C60;
    --color-primary-900: #14283C;
    --color-primary-950: #0C1926;

    /* === Secondary Colors === */
    --color-secondary-50:  #EFF6FF;
    --color-secondary-100: #DBEAFE;
    --color-secondary-200: #BFDBFE;
    --color-secondary-300: #93C5FD;
    --color-secondary-400: #60A5FA;
    --color-secondary-500: #3B82F6;
    --color-secondary-600: #2563EB;
    --color-secondary-700: #1D4ED8;
    --color-secondary-800: #1E40AF;
    --color-secondary-900: #1E3A8A;

    /* === Accent Colors (Orange — clock in logo) === */
    --color-accent-50:  #FFF7ED;
    --color-accent-100: #FFEDD5;
    --color-accent-200: #FED7AA;
    --color-accent-300: #FDBA74;
    --color-accent-400: #FB923C;
    --color-accent-500: #F97316;
    --color-accent-600: #EA580C;
    --color-accent-700: #C2410C;
    --color-accent-800: #9A3412;
    --color-accent-900: #7C2D12;

    /* === Semantic Colors === */
    /* Success (Green) */
    --color-success-50:  #F0FDF4;
    --color-success-100: #DCFCE7;
    --color-success-500: #22C55E;
    --color-success-600: #16A34A;
    --color-success-700: #15803D;

    /* Warning (Yellow) */
    --color-warning-50:  #FEFCE8;
    --color-warning-100: #FEF9C3;
    --color-warning-500: #EAB308;
    --color-warning-600: #CA8A04;
    --color-warning-700: #A16207;

    /* Error (Red) */
    --color-error-50:  #FEF2F2;
    --color-error-100: #FEE2E2;
    --color-error-500: #EF4444;
    --color-error-600: #DC2626;
    --color-error-700: #B91C1C;

    /* Info (Light Blue) */
    --color-info-50:  #F0F9FF;
    --color-info-100: #E0F2FE;
    --color-info-500: #0EA5E9;
    --color-info-600: #0284C7;
    --color-info-700: #0369A1;

    /* === Neutral Colors (Slate) === */
    --color-neutral-50:  #F8FAFC;
    --color-neutral-100: #F1F5F9;
    --color-neutral-200: #E2E8F0;
    --color-neutral-300: #CBD5E1;
    --color-neutral-400: #94A3B8;
    --color-neutral-500: #64748B;
    --color-neutral-600: #475569;
    --color-neutral-700: #334155;
    --color-neutral-800: #1E293B;
    --color-neutral-900: #0F172A;

    /* === Spacing === */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* === Border Radius === */
    --radius-sm:  0.25rem;
    --radius-md:  0.375rem;
    --radius-lg:  0.5rem;
    --radius-xl:  0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;

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

    /* === Transitions === */
    --transition-fast:   150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow:   300ms ease;

    /* === Sidebar === */
    --sidebar-width: 256px;
    --sidebar-collapsed-width: 72px;
    --topbar-height: 60px;
}

/* ========================================
   Base Styles
   ======================================== */

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-neutral-900);
    background-color: var(--color-neutral-50);
    margin: 0;
    padding: 0;
}

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

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--color-neutral-900);
    margin-bottom: var(--space-4);
    line-height: 1.3;
}

h1 { font-size: 2.25rem; font-weight: 700; line-height: 1.2; }
h2 { font-size: 1.875rem; line-height: 1.25; }
h3 { font-size: 1.5rem; line-height: 1.3; }
h4 { font-size: 1.25rem; line-height: 1.4; }
h5 { font-size: 1.125rem; font-weight: 500; line-height: 1.4; }
h6 { font-size: 1rem; font-weight: 500; line-height: 1.5; }

h1:focus { outline: none; }

.text-muted { color: var(--color-neutral-500) !important; }
.text-small { font-size: 0.875rem; }
.text-caption { font-size: 0.75rem; color: var(--color-neutral-500); }

/* ========================================
   Links
   ======================================== */

a, .btn-link {
    color: var(--color-primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover, .btn-link:hover {
    color: var(--color-primary-700);
    text-decoration: underline;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    font-weight: 500;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.btn-primary {
    color: #fff;
    background-color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.btn-primary:hover {
    background-color: var(--color-primary-700);
    border-color: var(--color-primary-700);
    color: #fff;
}

.btn-primary:focus, .btn-primary:active:focus {
    background-color: var(--color-primary-700);
    border-color: var(--color-primary-700);
    box-shadow: 0 0 0 0.2rem rgba(13, 148, 136, 0.3);
    color: #fff;
}

.btn-secondary {
    color: var(--color-primary-600);
    background-color: #fff;
    border-color: var(--color-primary-600);
}

.btn-secondary:hover {
    color: #fff;
    background-color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.btn-outline-primary {
    color: var(--color-primary-600);
    border-color: var(--color-primary-600);
    background-color: transparent;
}

.btn-outline-primary:hover {
    color: #fff;
    background-color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.btn-outline-secondary {
    color: var(--color-neutral-600);
    border-color: var(--color-neutral-300);
    background-color: transparent;
}

.btn-outline-secondary:hover {
    color: var(--color-neutral-900);
    background-color: var(--color-neutral-100);
    border-color: var(--color-neutral-400);
}

.btn-success {
    background-color: var(--color-success-600);
    border-color: var(--color-success-600);
    color: #fff;
}

.btn-success:hover {
    background-color: var(--color-success-700);
    border-color: var(--color-success-700);
    color: #fff;
}

.btn-danger {
    background-color: var(--color-error-600);
    border-color: var(--color-error-600);
    color: #fff;
}

.btn-danger:hover {
    background-color: var(--color-error-700);
    border-color: var(--color-error-700);
    color: #fff;
}

.btn-accent {
    color: #fff;
    background-color: var(--color-accent-500);
    border-color: var(--color-accent-500);
}

.btn-accent:hover {
    background-color: var(--color-accent-600);
    border-color: var(--color-accent-600);
    color: #fff;
}

.btn-sm {
    padding: var(--space-1) var(--space-3);
    font-size: 0.875rem;
}

.btn-lg {
    padding: var(--space-3) var(--space-6);
    font-size: 1.125rem;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem var(--color-primary-400);
}

/* ========================================
   Status Badges
   ======================================== */

.badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

.badge-success, .bg-success {
    background-color: var(--color-success-500) !important;
    color: #fff !important;
}

.badge-warning, .bg-warning {
    background-color: var(--color-warning-500) !important;
    color: var(--color-neutral-900) !important;
}

.badge-error, .badge-danger, .bg-danger {
    background-color: var(--color-error-500) !important;
    color: #fff !important;
}

.badge-info, .bg-info {
    background-color: var(--color-info-500) !important;
    color: #fff !important;
}

.badge-neutral, .bg-secondary {
    background-color: var(--color-neutral-400) !important;
    color: #fff !important;
}

.badge-primary, .bg-primary {
    background-color: var(--color-primary-500) !important;
    color: #fff !important;
}

/* Outline badges */
.badge-outline-primary {
    background-color: var(--color-primary-50) !important;
    color: var(--color-primary-700) !important;
    border: 1px solid var(--color-primary-200);
}

.badge-outline-success {
    background-color: var(--color-success-50) !important;
    color: var(--color-success-700) !important;
    border: 1px solid #bbf7d0;
}

.badge-outline-warning {
    background-color: var(--color-warning-50) !important;
    color: var(--color-warning-700) !important;
    border: 1px solid #fef08a;
}

.badge-outline-danger {
    background-color: var(--color-error-50) !important;
    color: var(--color-error-700) !important;
    border: 1px solid #fecaca;
}

/* ========================================
   Cards
   ======================================== */

.card {
    background: #fff;
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--color-neutral-200);
    padding: var(--space-4) var(--space-6);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-neutral-900);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    background-color: var(--color-neutral-50);
    border-top: 1px solid var(--color-neutral-200);
    padding: var(--space-4) var(--space-6);
}

/* Stat Cards */
.stat-card {
    background: #fff;
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal);
}

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

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

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-neutral-900);
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.875rem;
    color: var(--color-neutral-500);
    margin-top: var(--space-1);
}

.stat-icon-teal {
    background-color: var(--color-primary-100);
    color: var(--color-primary-600);
}

.stat-icon-blue {
    background-color: var(--color-secondary-100);
    color: var(--color-secondary-600);
}

.stat-icon-orange {
    background-color: var(--color-accent-100);
    color: var(--color-accent-600);
}

.stat-icon-green {
    background-color: var(--color-success-100);
    color: var(--color-success-600);
}

/* ========================================
   Forms
   ======================================== */

.form-label {
    font-weight: 500;
    color: var(--color-neutral-700);
    margin-bottom: var(--space-2);
}

.form-control {
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-md);
    padding: var(--space-2) var(--space-3);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    font-family: inherit;
}

.form-control:focus {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
    outline: none;
}

.form-control::placeholder {
    color: var(--color-neutral-400);
}

.form-select {
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-md);
    padding: var(--space-2) var(--space-3);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-select:focus {
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: none;
    border-color: var(--color-success-500);
}

.invalid {
    outline: none;
    border-color: var(--color-error-500);
}

.validation-message {
    color: var(--color-error-600);
    font-size: 0.875rem;
    margin-top: var(--space-1);
}

/* ========================================
   Tables
   ======================================== */

.table {
    margin-bottom: 0;
}

.table thead th {
    background-color: var(--color-neutral-50);
    border-bottom: 2px solid var(--color-neutral-200);
    color: var(--color-neutral-700);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--space-3) var(--space-4);
}

.table tbody td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-neutral-100);
    vertical-align: middle;
    color: var(--color-neutral-800);
}

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

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--color-neutral-50);
}

/* ========================================
   Alerts
   ======================================== */

.alert {
    border-radius: var(--radius-md);
    border: none;
    padding: var(--space-3) var(--space-4);
}

.alert-success {
    background-color: var(--color-success-50);
    color: var(--color-success-700);
    border-left: 4px solid var(--color-success-500);
}

.alert-warning {
    background-color: var(--color-warning-50);
    color: var(--color-warning-700);
    border-left: 4px solid var(--color-warning-500);
}

.alert-danger {
    background-color: var(--color-error-50);
    color: var(--color-error-700);
    border-left: 4px solid var(--color-error-500);
}

.alert-info {
    background-color: var(--color-info-50);
    color: var(--color-info-700);
    border-left: 4px solid var(--color-info-500);
}

/* ========================================
   Progress
   ======================================== */

.progress {
    height: 8px;
    border-radius: var(--radius-full);
    background-color: var(--color-neutral-200);
}

.progress-bar {
    background-color: var(--color-primary-600);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

/* ========================================
   Loading States
   ======================================== */

.loading-spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--color-neutral-200);
    border-top-color: var(--color-primary-600);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========================================
   Empty State
   ======================================== */

.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--color-neutral-500);
}

.empty-state-icon {
    font-size: 3.5rem;
    margin-bottom: var(--space-4);
    opacity: 0.4;
    color: var(--color-primary-400);
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-neutral-700);
    margin-bottom: var(--space-2);
}

/* ========================================
   App Layout
   ======================================== */

.app-layout {
    min-height: 100vh;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.page-header h1 {
    margin-bottom: 0;
    font-size: 1.5rem;
}

.page-header .page-actions {
    margin-left: auto;
    display: flex;
    gap: var(--space-2);
}

/* Content Area */
.content {
    padding: var(--space-6);
}

/* ========================================
   Sidebar
   ======================================== */

.sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-neutral-900);
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar.collapsed .sidebar-nav .nav-link {
    justify-content: center;
    padding: var(--space-2);
}

.sidebar.collapsed .sidebar-nav .nav-link span {
    display: none;
}

.sidebar.collapsed .sidebar-nav .nav-link i {
    margin: 0;
    font-size: 1.25rem;
}

.sidebar.collapsed .sidebar-header {
    padding: var(--space-3);
    justify-content: center;
}

.sidebar.collapsed .sidebar-logo-full {
    display: none;
}

.sidebar.collapsed .sidebar-logo-icon {
    display: block;
}

.sidebar.collapsed .nav-section-title {
    display: none;
}

.sidebar.collapsed .sidebar-footer {
    padding: var(--space-2);
}

.sidebar.collapsed .sidebar-toggle-btn {
    justify-content: center;
    padding: var(--space-2);
    width: 100%;
}

.sidebar.collapsed .sidebar-toggle-text {
    display: none;
}

.sidebar.collapsed .sidebar-nav .nav-item {
    margin: var(--space-1) var(--space-2);
}

/* Sidebar overlay (mobile) */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    backdrop-filter: blur(2px);
}

.sidebar-header {
    padding: var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--topbar-height);
}

.sidebar-brand {
    color: #fff;
    font-size: 1.125rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-brand:hover {
    color: #fff;
    text-decoration: none;
}

.sidebar-logo-full {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.sidebar-logo-icon {
    height: 32px;
    width: 32px;
    object-fit: contain;
    display: none;
    border-radius: var(--radius-md);
}

/* Sidebar collapse button (desktop) */
.sidebar-collapse-btn {
    background: transparent;
    border: none;
    color: var(--color-neutral-400);
    width: 28px;
    height: 28px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.sidebar-collapse-btn:hover {
    background-color: var(--color-neutral-800);
    color: #fff;
}

/* Sidebar nav */
.sidebar-nav {
    padding: var(--space-3) 0;
    flex: 1;
    overflow-y: auto;
}

.sidebar-nav .nav-item {
    margin: 0 var(--space-2);
}

.sidebar-nav .nav-link {
    color: var(--color-neutral-400);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transition: all var(--transition-fast);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 2px;
}

.sidebar-nav .nav-link:hover {
    color: #fff;
    background-color: var(--color-neutral-800);
    text-decoration: none;
}

.sidebar-nav .nav-link.active {
    color: #fff;
    background-color: var(--color-primary-600);
}

.sidebar-nav .nav-link.active:hover {
    background-color: var(--color-primary-700);
}

.sidebar-nav .nav-link i {
    width: 18px;
    text-align: center;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-section-title {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-neutral-500);
    padding: var(--space-4) var(--space-5) var(--space-2);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-3) var(--space-2);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: auto;
}

.sidebar-toggle-btn {
    width: 100%;
    background: transparent;
    border: 1px solid var(--color-neutral-700);
    color: var(--color-neutral-400);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.8125rem;
    font-family: inherit;
}

.sidebar-toggle-btn:hover {
    background-color: var(--color-neutral-800);
    border-color: var(--color-neutral-600);
    color: #fff;
}

.sidebar-toggle-text {
    white-space: nowrap;
    overflow: hidden;
}

/* ========================================
   Main Content
   ======================================== */

.main-content {
    margin-left: var(--sidebar-width);
    background-color: var(--color-neutral-50);
    min-height: 100vh;
    transition: margin-left var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.main-content.sidebar-collapsed {
    margin-left: var(--sidebar-collapsed-width);
}

/* ========================================
   Top Bar
   ======================================== */

.top-bar {
    background-color: #fff;
    border-bottom: 1px solid var(--color-neutral-200);
    padding: 0 var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--topbar-height);
    box-shadow: var(--shadow-sm);
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Hamburger button */
.hamburger-btn {
    background: transparent;
    border: 1px solid var(--color-neutral-200);
    color: var(--color-neutral-700);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1.25rem;
}

.hamburger-btn:hover {
    background-color: var(--color-neutral-100);
    border-color: var(--color-neutral-300);
}

/* Top bar sidebar toggle button (desktop) */
.sidebar-topbar-toggle {
    background: transparent;
    border: 1px solid var(--color-neutral-200);
    color: var(--color-neutral-600);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 1.125rem;
}

.sidebar-topbar-toggle:hover {
    background-color: var(--color-neutral-100);
    border-color: var(--color-neutral-300);
    color: var(--color-primary-600);
}

/* User avatar */
.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

/* User menu */
.user-menu {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.user-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-neutral-700);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ========================================
   Blazor Specific
   ======================================== */

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--color-error-600);
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
    border-radius: var(--radius-md);
    margin: var(--space-4);
}

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

#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    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;
}

/* ========================================
   Login Page
   ======================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-900) 60%, var(--color-neutral-900) 100%);
}

/* Legacy .login-container alias */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-900) 60%, var(--color-neutral-900) 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-8);
}

.login-logo {
    text-align: center;
    margin-bottom: var(--space-6);
}

.login-logo-img {
    max-width: 100%;
    width: 200px;
    height: auto;
    margin-bottom: var(--space-4);
}

.login-logo h1 {
    color: var(--color-primary-700);
    font-size: 1.5rem;
    margin-bottom: var(--space-1);
}

.login-logo p {
    color: var(--color-neutral-500);
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Legacy .login-header alias */
.login-header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.login-header h2 {
    color: var(--color-primary-700);
    font-weight: 700;
}

/* ========================================
   Minimal Layout (login, etc.)
   ======================================== */

.minimal-layout {
    min-height: 100vh;
}

/* ========================================
   Utilities
   ======================================== */

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

.cursor-pointer { cursor: pointer; }
.user-select-none { user-select: none; }

.text-primary  { color: var(--color-primary-600) !important; }
.text-accent   { color: var(--color-accent-600) !important; }
.text-success  { color: var(--color-success-600) !important; }
.text-warning  { color: var(--color-warning-600) !important; }
.text-danger   { color: var(--color-error-600) !important; }

.border-primary { border-color: var(--color-primary-600) !important; }
.border-success { border-color: var(--color-success-600) !important; }
.border-warning { border-color: var(--color-warning-600) !important; }
.border-danger  { border-color: var(--color-error-600) !important; }

/* ========================================
   Responsive Design
   ======================================== */

/* Tablet: collapse sidebar to icons only */
@media (max-width: 991.98px) and (min-width: 768px) {
    .sidebar {
        width: var(--sidebar-collapsed-width);
    }

    .sidebar-header {
        padding: var(--space-3);
        justify-content: center;
    }

    .sidebar-brand {
        justify-content: center;
    }

    .sidebar-logo-full {
        display: none;
    }

    .sidebar-logo-icon {
        display: block;
    }

    .sidebar-nav .nav-item {
        margin: var(--space-1) var(--space-2);
    }

    .sidebar-nav .nav-link {
        justify-content: center;
        padding: var(--space-2);
    }

    .sidebar-nav .nav-link span {
        display: none;
    }

    .sidebar-nav .nav-link i {
        margin: 0;
        font-size: 1.25rem;
    }

    .nav-section-title {
        display: none;
    }

    .sidebar-footer {
        display: none !important;
    }

    .main-content,
    .main-content.sidebar-collapsed {
        margin-left: var(--sidebar-collapsed-width);
    }
}

/* Mobile: off-canvas sidebar */
@media (max-width: 767.98px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
        box-shadow: var(--shadow-xl);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar.collapsed {
        width: var(--sidebar-width);
    }

    .sidebar.collapsed .sidebar-nav .nav-link,
    .sidebar .sidebar-nav .nav-link {
        justify-content: flex-start;
        padding: var(--space-2) var(--space-3);
    }

    .sidebar.collapsed .sidebar-nav .nav-link span,
    .sidebar .sidebar-nav .nav-link span {
        display: inline;
    }

    .sidebar.collapsed .sidebar-logo-full,
    .sidebar .sidebar-logo-full {
        display: block;
    }

    .sidebar.collapsed .sidebar-logo-icon,
    .sidebar .sidebar-logo-icon {
        display: none;
    }

    .sidebar-header {
        justify-content: flex-start;
    }

    .sidebar-footer {
        display: none !important;
    }

    .main-content,
    .main-content.sidebar-collapsed {
        margin-left: 0;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }

    .page-header .page-actions {
        margin-left: 0;
        width: 100%;
    }

    .content {
        padding: var(--space-3);
    }

    .top-bar {
        padding: 0 var(--space-4);
    }
}

@media (max-width: 575.98px) {
    .content {
        padding: var(--space-2);
    }

    .top-bar {
        padding: 0 var(--space-3);
    }

    .hamburger-btn {
        width: 36px;
        height: 36px;
    }

    .user-name {
        display: none;
    }
}