:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #dbeafe;
    --success: #16a34a;
    --success-light: #dcfce7;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --info: #0284c7;
    --info-light: #e0f2fe;
    --dark: #0f172a;
    --sidebar-bg: #1e293b;
    --sidebar-hover: #334155;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --border: #e2e8f0;
    --text: #334155;
    --text-muted: #64748b;
    --radius: 8px;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.5;
    font-size: 14px;
}

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

.app-sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: #f8fafc;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-brand {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.brand-icon {
    font-size: 28px;
}

.brand-text h2 {
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
}

.brand-text small {
    color: #94a3b8;
    font-size: 11px;
}

.sidebar-nav {
    padding: 16px 0;
    flex: 1;
    overflow-y: auto;
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav li a {
    display: block;
    padding: 10px 20px;
    color: #cbd5e1;
    text-decoration: none;
    font-size: 13px;
    transition: background-color 0.15s, color 0.15s;
}

.sidebar-nav li a:hover,
.sidebar-nav li.active a {
    background-color: var(--sidebar-hover);
    color: #ffffff;
}

.sidebar-nav .nav-header {
    padding: 16px 20px 6px;
    font-size: 10px;
    font-weight: 700;
    color: #64748b;
    letter-spacing: 0.5px;
}

.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.app-navbar {
    height: 60px;
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.navbar-left, .navbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.tenant-badge {
    font-weight: 600;
    color: var(--dark);
    font-size: 13px;
}

.role-badge {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 9999px;
    text-transform: uppercase;
}

.role-superadmin { background: #fef3c7; color: #b45309; }
.role-tenant_admin { background: #dbeafe; color: #1d4ed8; }
.role-operator { background: #dcfce7; color: #15803d; }
.role-viewer { background: #f1f5f9; color: #475569; }

.user-greeting {
    font-size: 13px;
    color: var(--text-muted);
}

.app-content {
    padding: 24px;
    flex: 1;
}

.app-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    background: #ffffff;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.page-title h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
}

.page-title p {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    min-width: 0;
    overflow: hidden;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}

.card-body {
    padding: 20px;
}

.p-0 { padding: 0 !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }

/* Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr));
    gap: 20px;
    min-width: 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.metric-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow);
}

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.bg-primary-light { background: var(--primary-light); color: var(--primary); }
.bg-success-light { background: var(--success-light); color: var(--success); }
.bg-warning-light { background: var(--warning-light); color: var(--warning); }
.bg-info-light { background: var(--info-light); color: var(--info); }

.metric-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
}

.metric-label {
    font-size: 12px;
    color: var(--text-muted);
}

/* Stats Banner */
.stats-banner {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 24px;
    display: flex;
    justify-content: space-around;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.stat-item {
    text-align: center;
}

.stat-item small {
    display: block;
    color: var(--text-muted);
    font-size: 11px;
    margin-bottom: 4px;
}

.stat-item strong {
    font-size: 18px;
    color: var(--dark);
}

/* Tables & Responsiveness */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.table th {
    background: #f8fafc;
    color: var(--text-muted);
    font-weight: 600;
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: #f8fafc;
}

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

.table-compact th {
    padding: 8px 12px;
    font-size: 12px;
}

.table-compact td {
    padding: 8px 12px;
    font-size: 12.5px;
}

.text-right {
    text-align: right !important;
}

.text-center {
    text-align: center !important;
}

.btn-xs {
    padding: 2px 8px;
    font-size: 11px;
    border-radius: 4px;
    line-height: 1.4;
    text-decoration: none;
    display: inline-block;
}

.py-3 {
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
}

.client-id-cell {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.client-id-cell code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 11px;
    background: #f1f5f9;
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid #e2e8f0;
    color: #1e293b;
}

.btn-copy-sm {
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    background: #e2e8f0;
    color: #334155;
    border: 1px solid #cbd5e1;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-copy-sm:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
}

.badge-primary { background: var(--primary-light); color: var(--primary); }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-info { background: var(--info-light); color: var(--info); }
.badge-secondary { background: #f1f5f9; color: #475569; }

.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 4px;
}

.status-active { background-color: var(--success); }
.status-inactive { background-color: var(--danger); }
.status-maintenance { background-color: var(--warning); }

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.form-row .form-group {
    margin-bottom: 0;
    flex: 1;
}

.col-md-3 { flex: 0 0 calc(25% - 12px); }
.col-md-4 { flex: 0 0 calc(33.333% - 11px); }
.col-md-6 { flex: 0 0 calc(50% - 8px); }

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 12px;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    font-size: 13px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: #ffffff;
    color: var(--text);
    transition: border-color 0.15s, box-shadow 0.15s;
}

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

.form-control-color {
    height: 38px;
    padding: 4px;
}

.input-group {
    display: flex;
}

.input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group-append .badge {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    height: 100%;
    display: flex;
    align-items: center;
}

.font-monospace {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius);
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s;
}

.btn-sm {
    padding: 4px 10px;
    font-size: 11px;
}

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

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

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

.btn-success:hover {
    background-color: #15803d;
}

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

.btn-outline:hover {
    background-color: #f1f5f9;
}

.btn-outline-danger {
    background-color: transparent;
    border-color: #fca5a5;
    color: var(--danger);
}

.btn-outline-danger:hover {
    background-color: var(--danger-light);
}

.btn-outline-success {
    background-color: transparent;
    border-color: #86efac;
    color: var(--success);
}

.btn-outline-success:hover {
    background-color: var(--success-light);
}

.btn-outline-warning {
    background-color: transparent;
    border-color: #fde047;
    color: #b45309;
}

.btn-outline-warning:hover {
    background-color: #fef3c7;
}

.btn-outline-info {
    background-color: transparent;
    border-color: #7dd3fc;
    color: var(--info);
}

.btn-outline-info:hover {
    background-color: var(--info-light);
}

.btn-block {
    width: 100%;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 13px;
}

.alert-success { background: var(--success-light); color: #166534; border: 1px solid #bbf7d0; }
.alert-danger { background: var(--danger-light); color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background: var(--warning-light); color: #92400e; border: 1px solid #fde68a; }
.alert-info { background: var(--info-light); color: #075985; border: 1px solid #bae6fd; }

/* Security Checklist */
.security-checklist {
    list-style: none;
}

.security-checklist li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.security-checklist li:last-child {
    border-bottom: none;
}

/* Model Suggestions Pills & Links */
.model-suggestions {
    margin-top: 8px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}

.model-pill-btn {
    display: inline-block;
    padding: 4px 10px;
    font-size: 11px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-weight: 600;
    color: var(--primary);
    background-color: var(--primary-light);
    border: 1px solid #bfdbfe;
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
}

.model-pill-btn:hover {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.model-pill-btn.pill-recommended {
    background-color: #dcfce7;
    color: #15803d;
    border-color: #86efac;
}

.model-pill-btn.pill-recommended:hover {
    background-color: #16a34a;
    color: #ffffff;
    border-color: #16a34a;
}

.portal-link-box {
    background: linear-gradient(135deg, #f0fdf4 0%, #e0f2fe 100%);
    border: 1px solid #bae6fd;
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.portal-link-info h4 {
    font-size: 14px;
    font-weight: 700;
    color: #0c4a6e;
    margin-bottom: 4px;
}

.portal-link-info p {
    font-size: 12px;
    color: #0369a1;
}

.portal-link-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn-external-link {
    background-color: #0284c7;
    color: #ffffff;
    text-decoration: none;
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background-color 0.15s;
}

.btn-external-link:hover {
    background-color: #0369a1;
}

.btn-external-secondary {
    background-color: #ffffff;
    color: #0369a1;
    border: 1px solid #bae6fd;
    text-decoration: none;
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s;
}

.btn-external-secondary:hover {
    background-color: #f0f9ff;
    border-color: #7dd3fc;
}

/* Test Assistant Playground */
.test-playground {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.chat-panel {
    display: flex;
    flex-direction: column;
    height: 600px;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-msg {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 13px;
}

.chat-msg-user {
    align-self: flex-end;
    background: var(--primary);
    color: #ffffff;
    border-bottom-right-radius: 2px;
}

.chat-msg-assistant {
    align-self: flex-start;
    background: #ffffff;
    border: 1px solid var(--border);
    color: var(--text);
    border-bottom-left-radius: 2px;
}

.chat-input-row {
    display: flex;
    gap: 8px;
}

.rag-debug-panel {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    height: 600px;
    overflow-y: auto;
}

.chunk-card {
    background: #f8fafc;
    border-left: 3px solid var(--primary);
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: 12px;
}

.chunk-score {
    float: right;
    font-weight: 700;
    color: var(--primary);
}

.prompt-preview {
    background: #0f172a;
    color: #e2e8f0;
    padding: 12px;
    border-radius: var(--radius);
    font-size: 11px;
    max-height: 250px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: spin 0.8s linear infinite;
}

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

/* Login */
.login-body {
    background: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 32px;
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 24px;
}

.login-icon {
    font-size: 40px;
    margin-bottom: 8px;
}

.login-header h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
}

.login-header p {
    font-size: 12px;
    color: var(--text-muted);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--text-muted);
    font-size: 11px;
}

/* ─── Modern AppModal Dialog System ─── */
.app-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 16px;
}

.app-modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.app-modal-card {
    background: #ffffff;
    border-radius: 16px;
    width: 440px;
    max-width: calc(100vw - 32px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(226, 232, 240, 0.8);
    overflow: hidden;
    transform: scale(0.94) translateY(8px);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.app-modal-backdrop.active .app-modal-card {
    transform: scale(1) translateY(0);
}

.app-modal-header {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.app-modal-icon-ring {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.app-modal-icon-ring.type-danger {
    background: #fee2e2;
    border: 4px solid #fef2f2;
    color: #dc2626;
}

.app-modal-icon-ring.type-warning {
    background: #fef3c7;
    border: 4px solid #fffbeb;
    color: #d97706;
}

.app-modal-icon-ring.type-info {
    background: #e0f2fe;
    border: 4px solid #f0f9ff;
    color: #0284c7;
}

.app-modal-text {
    flex: 1;
}

.app-modal-title {
    margin: 0 0 6px 0;
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
    line-height: 1.3;
}

.app-modal-desc {
    font-size: 13.5px;
    color: #475569;
    line-height: 1.5;
}

.app-modal-desc strong {
    color: #0f172a;
}

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

.app-modal-footer .btn {
    min-width: 90px;
    padding: 8px 16px;
    font-size: 13px;
    border-radius: 8px;
}

.secret-highlight {
    background: #fef08a;
    color: #854d0e;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: bold;
}