/* Admin Panel Styles */

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

:root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --secondary-color: #6b7280;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-color: #1f2937;
    --text-muted: #6b7280;
    --border-color: #e5e7eb;
    --sidebar-bg: #1f2937;
    --sidebar-text: #f9fafb;
    --sidebar-hover: #374151;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
}

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

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
}

.nav-item {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--sidebar-text);
    text-decoration: none;
    transition: background-color 0.2s;
}

.nav-item:hover {
    background-color: var(--sidebar-hover);
}

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

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    flex-direction: column;
    margin-bottom: 0.75rem;
}

.user-info .username {
    font-weight: 500;
}

.user-info .role {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: capitalize;
}

.logout-btn {
    width: 100%;
    padding: 0.5rem;
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--sidebar-text);
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.logout-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 250px;
    padding: 2rem;
    min-height: 100vh;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 1.875rem;
    font-weight: 600;
}

.page-header .subtitle {
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Cards */
.card {
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

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

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-icon {
    font-size: 2rem;
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-color);
}

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

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

/* Trend Stats */
.trend-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.trend-item {
    display: flex;
    flex-direction: column;
}

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

.trend-value {
    font-size: 1.5rem;
    font-weight: 600;
}

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

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

.table th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 4px;
    text-transform: uppercase;
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-primary {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-secondary {
    background-color: #e5e7eb;
    color: #374151;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 6px;
    cursor: pointer;
    border: none;
    transition: background-color 0.2s, transform 0.1s;
}

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

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

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

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

.btn-secondary:hover {
    background-color: var(--border-color);
}

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

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

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

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

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Forms */
.form {
    max-width: 600px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input:disabled {
    background-color: var(--bg-color);
    cursor: not-allowed;
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* Link Counts */
.link-counts {
    font-family: monospace;
    font-size: 0.875rem;
}

.count-active {
    color: var(--success-color);
}

.count-expired {
    color: var(--warning-color);
}

.count-disabled {
    color: var(--danger-color);
}

/* Actions */
.actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.inline-form {
    display: inline;
}

/* Legend */
.legend {
    margin-top: 1rem;
    padding: 1rem;
    background-color: var(--bg-color);
    border-radius: 6px;
    font-size: 0.875rem;
}

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

/* Details List */
.details-list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.5rem 1rem;
}

.details-list dt {
    font-weight: 500;
    color: var(--text-muted);
}

/* API Key Display */
.api-key-display {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin: 1rem 0;
    padding: 1rem;
    background-color: var(--bg-color);
    border-radius: 6px;
}

.api-key-display code {
    flex: 1;
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 0.875rem;
    word-break: break-all;
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 1rem;
}

.login-box {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.login-header h2 {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-muted);
}

.login-form .form-group {
    margin-bottom: 1.25rem;
}

/* Error Page */
.error-page {
    text-align: center;
    padding: 4rem 2rem;
}

.error-page h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.error-message {
    color: var(--danger-color);
    margin-bottom: 2rem;
}

/* Code */
code {
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 0.875em;
    background-color: var(--bg-color);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
}

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

/* Help/Documentation Page */
.help-nav {
    margin-bottom: 2rem;
}

.help-nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.help-nav-item {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--bg-color);
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s;
}

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

.help-section {
    margin-bottom: 2rem;
    scroll-margin-top: 2rem;
}

.help-intro {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.help-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.help-section h5 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.help-steps {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.help-steps li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.help-steps ul {
    margin-top: 0.5rem;
    margin-left: 1.5rem;
}

.help-list {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.help-list li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Code Blocks */
.code-block {
    margin: 1rem 0;
    background-color: #1e293b;
    border-radius: 8px;
    overflow: hidden;
}

.code-block pre {
    margin: 0;
    padding: 1rem 1.25rem;
    overflow-x: auto;
}

.code-block code {
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    color: #e2e8f0;
    background: none;
    padding: 0;
}

/* API Endpoint Styles */
.api-endpoint {
    margin: 1.5rem 0;
    padding: 1rem;
    background-color: var(--bg-color);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.endpoint-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.method {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
}

.method-get {
    background-color: #dbeafe;
    color: #1e40af;
}

.method-post {
    background-color: #d1fae5;
    color: #065f46;
}

.method-put {
    background-color: #fef3c7;
    color: #92400e;
}

.method-delete {
    background-color: #fee2e2;
    color: #991b1b;
}

.endpoint-path {
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: 0.95rem;
    font-weight: 500;
}

.api-endpoint p {
    margin: 0.5rem 0;
    color: var(--text-muted);
}

.api-endpoint .table {
    margin-top: 1rem;
    font-size: 0.875rem;
}

.api-endpoint .code-block {
    margin-top: 0.75rem;
}

/* App Flow Card Layout */
.app-flow-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.app-flow-card {
    display: flex;
    align-items: stretch;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.flow-box {
    flex: 1;
    min-width: 0;
    background: var(--bg-color);
    border-radius: 6px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.flow-box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.flow-box-title {
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.flow-box-content {
    padding: 0.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.flow-arrow {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    color: var(--text-muted);
    padding: 0 0.25rem;
    opacity: 0.5;
}

.flow-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.25rem 0;
}

.flow-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
}

.flow-item a:hover {
    text-decoration: underline;
}

/* DNS Status Indicators */
.flow-item a.dns-ok {
    color: var(--success-color);
}

.flow-item a.dns-error {
    color: var(--danger-color);
}

.dns-warning {
    display: inline-block;
    width: 14px;
    height: 14px;
    line-height: 14px;
    text-align: center;
    background-color: var(--danger-color);
    color: white;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: bold;
    margin-left: 4px;
    vertical-align: middle;
}

.flow-edit-link, .flow-add-link {
    font-size: 0.75rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.flow-edit-link:hover, .flow-add-link:hover {
    text-decoration: underline;
}

.flow-add-link {
    font-size: 1rem;
    font-weight: 700;
}

.flow-empty {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.85rem;
}

.flow-app-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-color);
}

.flow-app-id {
    margin-bottom: 0.25rem;
}

.flow-app-id code {
    font-size: 0.75rem;
}

.flow-app-stats {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Status Badge and Dots */
.status-badge {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 500;
    border-radius: 4px;
    text-transform: uppercase;
}

.status-badge.active {
    background-color: #d1fae5;
    color: #065f46;
}

.status-badge.inactive {
    background-color: #fee2e2;
    color: #991b1b;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.status-dot.active {
    background: var(--success-color);
}

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

/* Flow Legend */
.flow-legend {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.flow-legend p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flow-legend .status-dot {
    margin-left: 0.5rem;
}

.flow-legend .dns-ok {
    color: var(--success-color);
    font-weight: 500;
}

.flow-legend .dns-error {
    color: var(--danger-color);
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        transform: translateX(-100%);
        z-index: 1000;
    }

    .main-content {
        margin-left: 0;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .table {
        display: block;
        overflow-x: auto;
    }

    /* Stack flow cards vertically on mobile */
    .app-flow-card {
        flex-direction: column;
    }

    .flow-arrow {
        transform: rotate(90deg);
        justify-content: center;
        padding: 0.25rem 0;
    }

    .flow-box {
        width: 100%;
    }
}