/* ================================================================
   ProxyPanel — Design System
   Premium dark theme admin panel
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Variables ──────────────────────────────────────────────── */
:root {
    /* Colors */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --bg-elevated: #1a2236;
    --bg-hover: #242d3f;
    --bg-active: #2a3548;
    
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-default: rgba(255, 255, 255, 0.1);
    --border-accent: rgba(99, 102, 241, 0.3);
    
    --text-primary: #e2e8f0;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --text-accent: #818cf8;
    
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #667eea, #764ba2);
    --accent-glow: rgba(99, 102, 241, 0.25);
    
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --success-border: rgba(16, 185, 129, 0.2);
    
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --warning-border: rgba(245, 158, 11, 0.2);
    
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
    --danger-border: rgba(239, 68, 68, 0.2);
    
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.1);
    --info-border: rgba(59, 130, 246, 0.2);
    
    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
    --header-height: 64px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* ── Reset & Base ───────────────────────────────────────────────── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--text-accent); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: #a5b4fc; }

/* ── Layout ─────────────────────────────────────────────────────── */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ────────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.sidebar-brand {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-brand-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.sidebar-brand-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: 24px;
}

.sidebar-section-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 0 12px;
    margin-bottom: 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-bottom: 2px;
}

.sidebar-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sidebar-link.active {
    background: rgba(99, 102, 241, 0.12);
    color: var(--text-accent);
}

.sidebar-link .icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.sidebar-link .badge {
    margin-left: auto;
    background: var(--danger);
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-subtle);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
}

.sidebar-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 11px;
    color: var(--text-muted);
}

/* ── Main Content ───────────────────────────────────────────────── */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Header ─────────────────────────────────────────────────────── */
.main-header {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(12px);
    background: rgba(17, 24, 39, 0.85);
}

.main-header-title h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.main-header-title p {
    font-size: 13px;
    color: var(--text-muted);
}

.main-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Mobile menu button */
.menu-toggle {
    display: none;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 20px;
}

/* ── Page Content ───────────────────────────────────────────────── */
.page-content {
    flex: 1;
    padding: 32px;
}

/* ── Cards ──────────────────────────────────────────────────────── */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

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

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 24px;
}

.card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-subtle);
    background: rgba(0, 0, 0, 0.15);
}

/* ── Stats Grid ─────────────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 24px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.stat-card:hover::before {
    opacity: 1;
}

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

.stat-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
}

.stat-card-icon.purple { background: rgba(139, 92, 246, 0.12); color: #a78bfa; }
.stat-card-icon.green { background: var(--success-bg); color: var(--success); }
.stat-card-icon.blue { background: var(--info-bg); color: var(--info); }
.stat-card-icon.orange { background: var(--warning-bg); color: var(--warning); }
.stat-card-icon.red { background: var(--danger-bg); color: var(--danger); }

.stat-card-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-card-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ── Buttons ────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
    line-height: 1.4;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
}
.btn-primary:hover {
    box-shadow: 0 4px 15px var(--accent-glow);
    color: white;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-color: var(--border-default);
}
.btn-secondary:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-success {
    background: var(--success);
    color: white;
}
.btn-success:hover {
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    color: white;
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border-color: var(--danger-border);
}
.btn-danger:hover {
    background: var(--danger-bg);
}

.btn-warning {
    background: var(--warning);
    color: #1a1a1a;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 15px;
}

.btn-icon {
    padding: 8px;
    min-width: 34px;
    min-height: 34px;
}

.btn-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ── Tables ─────────────────────────────────────────────────────── */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

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

table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border-subtle);
    white-space: nowrap;
}

table td {
    padding: 14px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    vertical-align: middle;
}

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

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

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

/* ── Forms ──────────────────────────────────────────────────────── */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group .hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

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

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ── Badges / Status ────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-active {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.badge-inactive {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}

.badge-info {
    background: var(--info-bg);
    color: var(--info);
    border: 1px solid var(--info-border);
}

.badge-warning {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid var(--warning-border);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot.active {
    background: var(--success);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
}

.status-dot.inactive {
    background: var(--danger);
}

/* ── Alerts ─────────────────────────────────────────────────────── */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    font-size: 13px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    color: #6ee7b7;
}

.alert-error {
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
    color: #fca5a5;
}

.alert-warning {
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    color: #fcd34d;
}

.alert-info {
    background: var(--info-bg);
    border: 1px solid var(--info-border);
    color: #93c5fd;
}

/* ── Modal ──────────────────────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 480px;
    padding: 28px;
    box-shadow: var(--shadow-xl);
    transform: scale(0.95) translateY(10px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.modal-body {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ── Proxy URL Display ──────────────────────────────────────────── */
.proxy-url-display {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    margin: 16px 0;
}

.proxy-url-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.proxy-url-value {
    font-size: 14px;
    color: var(--text-accent);
    word-break: break-all;
    font-family: 'JetBrains Mono', monospace, 'Courier New';
}

/* ── Test Result ────────────────────────────────────────────────── */
.test-result {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-top: 16px;
}

.test-result-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 13px;
}

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

.test-result-key {
    color: var(--text-muted);
    font-weight: 500;
}

.test-result-value {
    color: var(--text-primary);
    font-weight: 600;
}

/* ── Pagination ─────────────────────────────────────────────────── */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 24px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination a {
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
}

.pagination a:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-default);
}

.pagination .active {
    background: var(--accent-primary);
    color: white;
    border: 1px solid var(--accent-primary);
}

.pagination .disabled {
    opacity: 0.4;
    pointer-events: none;
}

/* ── Empty State ────────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 60px 24px;
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 24px;
}

/* ── Filter Bar ─────────────────────────────────────────────────── */
.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.filter-bar .form-control {
    max-width: 240px;
    padding: 8px 12px;
    font-size: 13px;
}

.filter-bar select.form-control {
    max-width: 160px;
}

/* ── Loading Spinner ────────────────────────────────────────────── */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 14, 26, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.loading-overlay .spinner {
    width: 40px;
    height: 40px;
    border-width: 3px;
    border-top-color: var(--accent-primary);
}

/* ── Login Page ─────────────────────────────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--bg-primary);
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo h1 {
    font-size: 28px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-logo p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 4px;
}

/* ── Proxy Detail ───────────────────────────────────────────────── */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.detail-item {
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.detail-item-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.detail-item-value {
    font-size: 14px;
    color: var(--text-primary);
    word-break: break-all;
}

.detail-full {
    grid-column: 1 / -1;
}

/* ── Code Display ───────────────────────────────────────────────── */
.code-block {
    background: #0d1117;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 13px;
    color: #c9d1d9;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-xl);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .page-content {
        padding: 20px;
    }
    
    .main-header {
        padding: 0 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    table {
        font-size: 12px;
    }
    
    table th, table td {
        padding: 10px 12px;
    }
    
    .filter-bar {
        flex-direction: column;
    }
    
    .filter-bar .form-control {
        max-width: 100%;
    }
}

/* ── Utilities ──────────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-info { color: var(--info); }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--text-primary); }
.text-accent { color: var(--text-accent); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 280px;
}

.font-mono {
    font-family: 'JetBrains Mono', monospace, 'Courier New';
}

/* ── Scrollbar ──────────────────────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--bg-hover);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--bg-active);
}

/* ── Sidebar overlay for mobile ─────────────────────────────────── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
}

.sidebar-overlay.active {
    display: block;
}

/* ── Success card for proxy creation ────────────────────────────── */
.success-card {
    background: var(--bg-secondary);
    border: 1px solid var(--success-border);
    border-radius: var(--radius-xl);
    padding: 32px;
    text-align: center;
}

.success-card .success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--success-bg);
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 16px;
    animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
    from { transform: scale(0); }
    to { transform: scale(1); }
}

.success-card h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}