* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Enhanced Dark Theme Colors */
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;

    /* Dark Background Colors */
    --background: #0a0e1a;
    --background-alt: #1e293b;
    --surface: #1e293b;
    --surface-hover: #334155;
    --surface-raised: #334155;
    --border: #334155;
    --border-light: #475569;

    /* Dark Text Colors */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    /* Enhanced Shadows for Dark Theme */
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.3), 0 1px 2px -1px rgb(0 0 0 / 0.2);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.2);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5), 0 8px 10px -6px rgb(0 0 0 / 0.4);

    /* Design System */
    --radius: 0.75rem;
    --radius-sm: 0.5rem;
    --radius-lg: 1rem;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --backdrop-blur: blur(20px);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--background);
    color: var(--text-primary);
}

.container {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
}

/* Sidebar */
.sidebar {
    background: var(--surface);
    border-right: 1px solid var(--border);
    overflow-y: auto;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.nav-menu {
    padding: 1rem 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    color: var(--text-secondary);
}

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

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

.nav-item i {
    margin-right: 0.75rem;
    width: 1.25rem;
}

.nav-item-label {
    font-size: 0.875rem;
    font-weight: 500;
}

.nav-badge {
    margin-left: auto;
    background: var(--danger-color);
    color: white;
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    min-width: 1.25rem;
    text-align: center;
}

.nav-badge-warning {
    background: var(--warning-color);
}

/* Main Content */
.main-content {
    overflow-y: auto;
}

.main-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
}

.main-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.main-subtitle {
    color: var(--text-secondary);
}

.main-body {
    padding: 2rem;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.stat-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 1rem;
}

.stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.stat-change {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
}

.stat-change.positive {
    background: #dcfce7;
    color: var(--success-color);
}

.stat-change.negative {
    background: #fef2f2;
    color: var(--danger-color);
}

/* Modern Cards and Panels */
.card {
    background: var(--surface-raised);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    backdrop-filter: var(--backdrop-blur);
}

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

.card-modern {
    background: var(--surface-raised);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card-gradient {
    background: var(--gradient-primary);
    color: white;
}

.card-glass {
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.card-header {
    padding: 1.5rem 1.5rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.card-subtitle {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.dashboard-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.dashboard-toolbar__title {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.dashboard-toolbar__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.toolbar-search {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(148, 163, 184, 0.16);
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 2rem;
    padding: 0.4rem 0.9rem;
    min-width: 240px;
    transition: all 0.2s ease;
}

.toolbar-search:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.25);
}

.toolbar-search i {
    color: var(--text-secondary);
    margin-right: 0.5rem;
}

.toolbar-search__input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.toolbar-search__input::placeholder {
    color: var(--text-muted);
}

.toolbar-search__input:focus {
    outline: none;
}

.toolbar-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    background: var(--surface-hover);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
}

.toolbar-toggle .checkbox-mark {
    border-radius: 4px;
}

.stream-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stream-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.stream-type {
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    background: rgba(99, 102, 241, 0.15);
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.stream-meta__time {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.destination-list {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.stream-actions {
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
}

.btn-muted {
    opacity: 0.35;
    cursor: not-allowed;
}

.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    background: var(--surface-hover);
    color: var(--text-secondary);
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.status-chip i {
    font-size: 0.75rem;
}

.status-chip--live {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
    border-color: rgba(16, 185, 129, 0.3);
}

.status-chip--idle {
    background: rgba(99, 102, 241, 0.12);
    color: var(--primary-color);
    border-color: rgba(99, 102, 241, 0.3);
}

.status-chip--offline {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger-color);
    border-color: rgba(239, 68, 68, 0.3);
}
.card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: #1d4ed8;
}

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

.btn-success:hover:not(:disabled) {
    background: #047857;
}

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

.btn-warning:hover:not(:disabled) {
    background: #b45309;
}

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

.btn-danger:hover:not(:disabled) {
    background: #b91c1c;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--surface-hover);
}

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

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-input, .form-select, .form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-size: 0.875rem;
    background: var(--surface);
    color: var(--text-primary);
    transition: border-color 0.2s;
}

.form-input:focus, .form-select:focus, .form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.form-switch {
    position: relative;
    display: inline-block;
    width: 3rem;
    height: 1.5rem;
}

.form-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.form-switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--secondary-color);
    transition: .4s;
    border-radius: 1.5rem;
}

.form-switch-slider:before {
    position: absolute;
    content: "";
    height: 1.125rem;
    width: 1.125rem;
    left: 0.1875rem;
    bottom: 0.1875rem;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

.form-switch input:checked + .form-switch-slider {
    background-color: var(--primary-color);
}

.form-switch input:checked + .form-switch-slider:before {
    transform: translateX(1.5rem);
}

/* Radio buttons */
.radio-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    transition: all 0.2s;
}

.radio-option:hover {
    background: var(--surface-hover);
}

.radio-option input[type="radio"] {
    margin: 0;
    accent-color: var(--primary-color);
}

.radio-option input[type="radio"]:checked + .radio-label {
    font-weight: 600;
    color: var(--primary-color);
}

.radio-label {
    font-size: 0.875rem;
    user-select: none;
}

/* URL truncation */
.url-display {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.75rem;
    background: var(--surface-hover);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    border: 1px solid var(--border);
}

.url-display:hover {
    white-space: normal;
    word-break: break-all;
}

.url-display.expandable {
    cursor: pointer;
    position: relative;
}

.url-display.expandable::after {
    content: '...';
    position: absolute;
    right: 0.5rem;
    background: var(--surface-hover);
    padding-left: 0.25rem;
}

.url-display.expanded {
    white-space: normal;
    word-break: break-all;
    max-height: none;
}

.url-display.expanded::after {
    display: none;
}

/* Copy button for URLs */
.url-container {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.url-container .url-display {
    flex: 1;
}

.copy-btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    min-width: auto;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    font-weight: 600;
    color: var(--text-primary);
    background: var(--surface-hover);
}

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

/* Status badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.inactive {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-badge.streaming {
    background: rgba(6, 182, 212, 0.2);
    color: #22d3ee;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-error {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-info {
    background: rgba(6, 182, 212, 0.15);
    color: #22d3ee;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 10000;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 400px;
}

.toast {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-lg);
    backdrop-filter: var(--backdrop-blur);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    pointer-events: auto;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.hide {
    transform: translateX(100%);
    opacity: 0;
}

.toast-success {
    border-left: 4px solid var(--success-color);
}

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

.toast-error {
    border-left: 4px solid var(--danger-color);
}

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

.toast-warning {
    border-left: 4px solid var(--warning-color);
}

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

.toast-info {
    border-left: 4px solid var(--info-color);
}

.toast-info .toast-icon {
    color: var(--info-color);
}

.toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

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

.toast-title {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.toast-message {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.25rem;
    transition: all 0.2s;
    flex-shrink: 0;
}

.toast-close:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

/* System Configuration Grid */
.system-config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.config-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.config-section:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-lg);
}

.config-header {
    background: linear-gradient(135deg, var(--surface-raised) 0%, var(--surface) 100%);
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.config-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.config-title i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.config-body {
    padding: 1.5rem;
}

.config-group {
    margin-bottom: 1.5rem;
}

.config-group:last-child {
    margin-bottom: 0;
}

.config-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.config-label i {
    color: var(--text-muted);
    font-size: 1rem;
}

.config-description {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    line-height: 1.4;
}

.config-input-group {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.config-input {
    flex: 1;
    padding: 0.75rem;
    background: var(--background-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.2s;
}

.config-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.config-switch-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.config-switch-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.config-info-box {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-top: 1rem;
}

.config-info-box i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.config-info-box strong {
    color: var(--text-primary);
}

.dashboard-streams-card {
    margin-top: 1.75rem;
}

.system-status-grid {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.system-status-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-sm);
    background: rgba(15, 23, 42, 0.45);
    border: 1px solid rgba(148, 163, 184, 0.15);
}

.system-status-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.speedtest-section {
    position: relative;
}

.speedtest-header-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.speedtest-header-meta i {
    color: var(--primary-color);
    margin-right: 0.25rem;
}

.speedtest-body {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.speedtest-destination {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.speedtest-option-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.speedtest-size-picker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.speedtest-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.speedtest-feedback {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.speedtest-progress .progress-bar {
    height: 0.5rem;
    background: rgba(148, 163, 184, 0.18);
    border-radius: 999px;
}

.speedtest-progress .progress-fill {
    border-radius: 999px;
}

.speedtest-progress-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.speedtest-results {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.speedtest-overall {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
}

.speedtest-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.speedtest-tests {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.speedtest-tests h4 {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.speedtest-test-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-sm);
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.12);
}

.speedtest-test-row strong {
    color: var(--text-primary);
}

.speedtest-test-fail {
    color: var(--danger-color);
    font-size: 0.8rem;
    margin-left: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.speedtest-test-metrics {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.15rem;
    font-size: 0.85rem;
}

.speedtest-test-metrics span {
    font-weight: 600;
    color: var(--text-primary);
}

.speedtest-test-metrics small {
    color: var(--text-secondary);
}

.speedtest-test-error {
    color: var(--danger-color);
    font-size: 0.85rem;
    text-align: right;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--surface);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

/* Loading spinner */
.spinner {
    width: 1rem;
    height: 1rem;
    border: 2px solid #f3f4f6;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
    }

    .sidebar {
        display: none;
    }
}

/* Modern Source Cards */
.sources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.source-card-modern {
    background: var(--surface-raised);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
}

.source-card-modern:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.source-card-modern.streaming {
    border-color: var(--success-color);
    background: linear-gradient(135deg, var(--surface-raised) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.source-card-header {
    padding: 1.5rem 1.5rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.source-info .source-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.source-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.source-id {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'Monaco', monospace;
}

.source-type {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    text-transform: uppercase;
}

.source-type.hls { background: rgba(30, 64, 175, 0.2); color: #60a5fa; border: 1px solid rgba(30, 64, 175, 0.3); }
.source-type.ts { background: rgba(124, 58, 237, 0.2); color: #a78bfa; border: 1px solid rgba(124, 58, 237, 0.3); }
.source-type.rtmp { background: rgba(217, 119, 6, 0.2); color: #fbbf24; border: 1px solid rgba(217, 119, 6, 0.3); }
.source-type.http { background: rgba(22, 163, 74, 0.2); color: #4ade80; border: 1px solid rgba(22, 163, 74, 0.3); }

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    position: relative;
}

.status-dot.active { background: var(--success-color); }
.status-dot.inactive { background: var(--text-muted); }
.status-dot.streaming {
    background: var(--success-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

.source-card-body {
    padding: 0 1.5rem 1rem;
}

.source-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.source-detail {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.source-detail i {
    width: 1rem;
    color: var(--text-muted);
}

.url-preview-btn {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 0.875rem;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
}

.url-preview-btn:hover {
    color: var(--primary-hover);
}

.streaming-info {
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(16, 185, 129, 0.1);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.streaming-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--success-color);
    font-weight: 600;
    font-size: 0.875rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--success-color);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.active-destinations {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(16, 185, 129, 0.2);
}

.destinations-label {
    font-size: 0.75rem;
    color: rgba(16, 185, 129, 0.8);
    font-weight: 500;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.destinations-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.destination-tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
    border-radius: var(--radius-xs);
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Compact view destinations */
.active-destinations-compact {
    margin-top: 0.25rem;
}

.destinations-compact {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.destination-compact {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
    border-radius: var(--radius-xs);
    font-size: 0.625rem;
    font-weight: 500;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.source-card-actions {
    padding: 1rem 1.5rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-card-primary, .btn-card-danger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-card-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-card-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.card-actions-secondary {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.btn-icon:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.btn-icon.danger:hover {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}


/* URL Preview Modal Styles */
.url-preview-container {
    padding: 0;
}

.url-display-full {
    background: var(--background-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem;
    font-family: 'Monaco', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
    word-break: break-all;
    max-height: 200px;
    overflow-y: auto;
}

.url-info {
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--background-alt);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.info-label {
    font-weight: 600;
    color: var(--text-secondary);
}

.info-value {
    color: var(--text-primary);
    font-family: 'Monaco', monospace;
}

/* Sources List View */
.sources-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.source-list-item {
    background: var(--surface-raised);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.source-list-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.source-list-item.streaming {
    border-color: var(--success-color);
    background: linear-gradient(90deg, var(--surface-raised) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.source-list-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex: 1;
    margin-right: 2rem;
}

.source-list-main .source-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.25rem;
}

.source-list-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.separator {
    color: var(--text-muted);
}

.source-list-actions {
    display: flex;
    gap: 0.5rem;
}

/* View Toggle */
.view-toggle {
    display: flex;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border);
}

.view-toggle .btn {
    border-radius: 0;
    border: none;
}

/* Empty State */
.empty-state-modern {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--surface-raised);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--border);
}

.empty-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1.5rem;
    background: var(--background-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.5rem;
}

.empty-state-modern h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem;
}

.empty-state-modern p {
    color: var(--text-secondary);
    margin: 0 0 2rem;
    font-size: 1rem;
}

/* Action Buttons for Tables */
.action-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.btn-icon {
    width: 2rem;
    height: 2rem;
    border: none;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

.btn-icon-primary {
    background: var(--accent);
    color: white;
}

.btn-icon-primary:hover {
    background: color-mix(in srgb, var(--accent) 80%, black);
    transform: translateY(-1px);
}

.btn-icon-success {
    background: var(--success);
    color: white;
}

.btn-icon-success:hover {
    background: color-mix(in srgb, var(--success) 80%, black);
    transform: translateY(-1px);
}

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

.btn-icon-danger:hover {
    background: color-mix(in srgb, var(--danger) 80%, black);
    transform: translateY(-1px);
}

/* Form styles for edit modals */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-help {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    margin: 0.5rem 0;
}

.form-checkbox input[type="checkbox"] {
    display: none;
}

.checkbox-mark {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--background);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    position: relative;
}

.form-checkbox input[type="checkbox"]:checked + .checkbox-mark {
    background: var(--accent);
    border-color: var(--accent);
}

.form-checkbox input[type="checkbox"]:checked + .checkbox-mark::after {
    content: '✓';
    color: white;
    font-size: 0.875rem;
    font-weight: bold;
}

.form-checkbox:hover .checkbox-mark {
    border-color: var(--accent);
}

/* Table improvements for action columns */
.table th:last-child,
.table td:last-child {
    text-align: center;
    width: 120px;
}

/* Enhanced modal footer spacing */
.modal-footer {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--surface);
}

/* Diagnostics specific styles */
.text-success {
    color: var(--success-color);
}

.text-warning {
    color: var(--warning-color);
}

.text-error {
    color: var(--danger-color);
}

/* Progress Bar Styles */
.progress-bar {
    width: 100%;
    height: 20px;
    background-color: var(--border);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color));
    transition: width 0.3s ease;
    border-radius: 10px;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%
    );
    background-size: 20px 20px;
    animation: progress-stripe 1s linear infinite;
}

@keyframes progress-stripe {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 20px 0;
    }
}

/* Spinner Animation */
.fa-spin {
    animation: fa-spin 2s infinite linear;
}

@keyframes fa-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Better Button States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.status-success {
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-warning {
    color: var(--warning-color);
    background: rgba(245, 158, 11, 0.1);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.metric-item {
    padding: 1rem;
    background: var(--surface-raised);
    border-radius: var(--radius-sm);
    text-align: center;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-bg {
    background: var(--surface);
}

.error-bg {
    background: rgba(239, 68, 68, 0.1);
}

.warning-bg {
    background: rgba(245, 158, 11, 0.1);
}