/* ============================================
   TickingBox Design System
   Inspired by ShadCN with Nixie tube accents
   ============================================ */

/* CSS Variables - Dark theme with Nixie orange */
:root {
    /* Background colors */
    --background: #0a0a0a;
    --background-secondary: #141414;
    --background-tertiary: #1a1a1a;
    --card-background: #18181b;
    --card-hover: #1f1f23;
    
    /* Nixie tube orange palette */
    --nixie-orange: #ff6b00;
    --nixie-orange-light: #ff8c33;
    --nixie-orange-dark: #cc5500;
    --nixie-glow: rgba(255, 107, 0, 0.4);
    --nixie-glow-strong: rgba(255, 107, 0, 0.6);
    
    /* Text colors */
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    /* Border colors */
    --border: #27272a;
    --border-hover: #3f3f46;
    --border-focus: var(--nixie-orange);
    
    /* Status colors */
    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --error: #ef4444;
    --error-bg: rgba(239, 68, 68, 0.1);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.1);
    
    /* 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;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-nixie: 0 0 20px var(--nixie-glow);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Font */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    --font-sans: 'Inter', -apple-system, BlazormeSystem-ui, sans-serif;
    
    /* Sidebar */
    --sidebar-width: 260px;
}

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

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* App Container */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--background-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nixie-glow {
    font-size: 1.75rem;
    filter: drop-shadow(0 0 8px var(--nixie-orange));
    animation: nixie-flicker 3s infinite;
}

@keyframes nixie-flicker {
    0%, 100% { opacity: 1; }
    92% { opacity: 1; }
    93% { opacity: 0.8; }
    94% { opacity: 1; }
    96% { opacity: 0.9; }
    97% { opacity: 1; }
}

.brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--nixie-orange-light), var(--nixie-orange));
    -webkit-text-fill-color: transparent;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-item:hover {
    background-color: var(--background-tertiary);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: rgba(255, 107, 0, 0.1);
    color: var(--nixie-orange);
    border: 1px solid rgba(255, 107, 0, 0.2);
}

.nav-icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

.sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.logout-form {
    margin: 0;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    background-color: var(--background);
}

.content-wrapper {
    padding: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--spacing-md);
    font-weight: 600;
    line-height: 1.2;
}

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

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0;
}

.section-title {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

/* Cards - ShadCN style */
.card {
    background-color: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card:hover {
    border-color: var(--border-hover);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.card-content {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
    background-color: var(--background-secondary);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card .card-content {
    text-align: center;
    padding: var(--spacing-xl);
}

.stat-label {
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--nixie-orange), var(--nixie-orange-dark));
    color: white;
    box-shadow: var(--shadow-sm), 0 0 10px var(--nixie-glow);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--nixie-orange-light), var(--nixie-orange));
    box-shadow: var(--shadow-md), 0 0 20px var(--nixie-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--background-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--card-hover);
    border-color: var(--border-hover);
}

.btn-ghost {
    background-color: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover:not(:disabled) {
    background-color: var(--background-tertiary);
    color: var(--text-primary);
}

.btn-danger {
    background-color: var(--error);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
}

.btn-login, .btn-register {
    display: block;
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.btn-login {
    background: linear-gradient(135deg, var(--nixie-orange), var(--nixie-orange-dark));
    color: white;
}

.btn-login:hover {
    box-shadow: 0 0 15px var(--nixie-glow);
}

.btn-register {
    background-color: var(--background-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-register:hover {
    border-color: var(--nixie-orange);
    color: var(--nixie-orange);
}

.btn-logout {
    width: 100%;
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    font-size: 0.875rem;
}

.btn-logout:hover {
    border-color: var(--error);
    color: var(--error);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    background-color: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--nixie-orange);
    box-shadow: 0 0 0 3px var(--nixie-glow);
}

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

.form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.form-error {
    font-size: 0.75rem;
    color: var(--error);
    margin-top: var(--spacing-xs);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--nixie-orange);
}

/* Color Picker */
.color-picker-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.color-preview-large {
    width: 100%;
    height: 80px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
}

.color-sliders {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.color-slider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.color-slider label {
    width: 20px;
    font-weight: 600;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.color-slider input[type="range"] {
    flex: 1;
    height: 8px;
    -webkit-appearance: none;
    background: var(--background-tertiary);
    border-radius: 4px;
    outline: none;
}

.color-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.color-slider.red input[type="range"]::-webkit-slider-thumb {
    background: #ef4444;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
}

.color-slider.green input[type="range"]::-webkit-slider-thumb {
    background: #22c55e;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

.color-slider.blue input[type="range"]::-webkit-slider-thumb {
    background: #3b82f6;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.6);
}

.color-slider input[type="number"] {
    width: 70px;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-align: center;
}

.color-presets {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.color-preset {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    border: 2px solid var(--border);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.color-preset:hover {
    transform: scale(1.1);
    border-color: var(--text-primary);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-online {
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-online::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.badge-offline {
    background-color: var(--error-bg);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-offline::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--error);
    border-radius: 50%;
}

.badge-pending {
    background-color: var(--warning-bg);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Box Cards */
.box-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--spacing-lg);
}

.box-card {
    background-color: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.box-card:hover {
    border-color: var(--nixie-orange);
    box-shadow: var(--shadow-nixie);
    transform: translateY(-2px);
}

.box-card-header {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border);
}

.box-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-xs);
}

.box-id, .box-id-inline {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    background-color: var(--background-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.box-card-body {
    padding: var(--spacing-lg);
}

.box-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.box-stat {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.box-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.box-stat-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
}

.box-led-preview {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.led-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.led-values {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.box-card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--background-secondary);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.view-all-link {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* Config Grid */
.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

/* Preview Display */
.preview-display {
    text-align: center;
    padding: var(--spacing-lg);
}

.preview-label {
    color: var(--text-secondary);
    margin-top: var(--spacing-md);
    margin-bottom: 0;
}

/* Info Grid */
.info-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border);
}

.info-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-label {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.info-value {
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

/* Nixie Display */
.nixie-display {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--nixie-orange);
    text-shadow: 0 0 20px var(--nixie-glow-strong);
    letter-spacing: 0.1em;
}

.nixie-display.success {
    color: var(--success);
    text-shadow: 0 0 20px rgba(34, 197, 94, 0.5);
}

.nixie-display.warning {
    color: var(--warning);
    text-shadow: 0 0 20px rgba(245, 158, 11, 0.5);
}

.nixie-display-large {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.empty-state-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Loading */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--nixie-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Alert/Toast */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.alert-success {
    background-color: var(--success-bg);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.alert-error {
    background-color: var(--error-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error);
}

.alert-warning {
    background-color: var(--warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--warning);
}

.alert-info {
    background-color: var(--info-bg);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--info);
}

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 200ms ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background-color: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 200ms ease;
    margin: var(--spacing-md);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 1.25rem;
}

.modal-close:hover {
    color: var(--text-primary);
    background-color: var(--background-tertiary);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* Auth Pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #1a0a00 0%, var(--background) 50%, var(--background-secondary) 100%);
}

.auth-card {
    background-color: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    width: 100%;
    max-width: 420px;
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: var(--spacing-lg) 0 var(--spacing-xs);
}

.auth-subtitle {
    color: var(--text-secondary);
    margin: 0;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--nixie-orange);
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Help List */
.help-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: help-counter;
}

.help-list li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: var(--spacing-md);
    counter-increment: help-counter;
}

.help-list li:last-child {
    margin-bottom: 0;
}

.help-list li::before {
    content: counter(help-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--nixie-orange), var(--nixie-orange-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.help-list code {
    background-color: var(--background-tertiary);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.875em;
    color: var(--nixie-orange);
}

/* Text utilities */
.text-muted {
    color: var(--text-muted);
}

/* Time Picker Styles */
.time-picker-container {
    display: flex;
    background-color: var(--background-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 120px;
    position: relative;
}

.time-picker-wheel {
    flex: 1;
    overflow-y: auto;
    scroll-behavior: smooth;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none;  /* IE and Edge */
    padding: 40px 0; /* Padding to allow scrolling first/last items to center */
}

.time-picker-wheel::-webkit-scrollbar {
    display: none;
}

.time-picker-item {
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.time-picker-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.time-picker-item.selected {
    background-color: var(--nixie-orange);
    color: white;
    font-weight: bold;
    font-size: 1.4rem;
}

/* Add a visual indicator for the selection area */
.time-picker-container::before,
.time-picker-container::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 40px;
    pointer-events: none;
    z-index: 1;
}

.time-picker-container::before {
    top: 0;
    background: linear-gradient(to bottom, var(--background-secondary), transparent);
}

.time-picker-container::after {
    bottom: 0;
    background: linear-gradient(to top, var(--background-secondary), transparent);
}

/* Admin Container */
.admin-container {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #1a0a00 0%, var(--background-secondary) 100%);
    border-right: 1px solid var(--nixie-orange-dark);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.admin-sidebar .sidebar-header {
    border-bottom: 1px solid var(--nixie-orange-dark);
}

.admin-sidebar .brand-text {
    background: linear-gradient(135deg, #ff9500, var(--nixie-orange));
    -webkit-text-fill-color: transparent;
}

.admin-login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #1a0a00 0%, var(--background) 50%, var(--background-secondary) 100%);
}

/* Admin Table */
.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.admin-table th {
    background-color: var(--background-secondary);
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

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

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

.admin-table tbody tr:last-child td {
    border-bottom: none;
}

.admin-table-compact th,
.admin-table-compact td {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

.user-cell {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Admin Actions */
.admin-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Responsive Admin */
@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }
    
    .admin-sidebar.open {
        transform: translateX(0);
    }
    
    .admin-table {
        display: block;
        overflow-x: auto;
    }
}

/* Error UI */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--error-bg);
    border: 1px solid var(--error);
    border-radius: var(--radius-md);
    color: var(--error);
    z-index: 2000;
}

#blazor-error-ui .reload,
#blazor-error-ui .dismiss {
    cursor: pointer;
    margin-left: var(--spacing-md);
}

#blazor-error-ui .reload {
    color: var(--nixie-orange);
}

/* Validation */
.validation-message {
    color: var(--error);
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
}

input.invalid, select.invalid {
    border-color: var(--error);
}