:root {
    /* Premium Business Theme (Linear/Notion inspired) */
    --bg-app: #ffffff;
    --bg-sidebar: #f7f9fb;
    --bg-panel: #ffffff;
    --bg-header: #ffffff;
    --bg-item-hover: #eff2f5;

    --text-primary: #1a1f2c;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;

    --border-color: #e2e8f0;
    --accent-color: #6366f1;
    /* Indigo for Zeus */
    --accent-rgb: 99, 102, 241;
    --accent-text: #ffffff;

    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --input-bg: #ffffff;
    --input-border: #cbd5e1;
    --input-focus: #6366f1;
    --input-focus-border: #6366f1;
}

body.dark-theme {
    --bg-app: #0f172a;
    --bg-sidebar: #1e293b;
    --bg-panel: #0f172a;
    --bg-header: #1e293b;
    --bg-item-hover: #334155;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;

    --border-color: #334155;
    --accent-color: #818cf8;
    --accent-rgb: 129, 140, 248;
    --accent-text: #0f172a;

    --input-bg: #1e293b;
    --input-border: #475569;
    --input-focus: #818cf8;
    --input-focus-border: #818cf8;
}

* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-app);
    color: var(--text-primary);
    margin: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Top Header Bar */
.top-header {
    height: 30px;
    min-height: 30px;
    background: linear-gradient(90deg, var(--accent-color), #a855f7);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    border-bottom: 1px solid var(--border-color);
}

.top-header-content {
    display: flex;
    align-items: center;
    width: 100%;
}

.top-header-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

/* Main Layout Grid - 3 Columns */
.app-container {
    display: grid;
    --sidebar-width: 260px;
    --details-width: 380px;
    grid-template-columns: var(--sidebar-width, 260px) 1fr 8px var(--details-width, 380px);
    grid-template-rows: 100%;
    height: calc(100vh - 30px);
    width: 100vw;
}

/* Resize Handle */
.resize-handle {
    width: 8px;
    cursor: col-resize;
    background: transparent;
    transition: background 0.15s ease;
    position: relative;
    z-index: 10;
}

.resize-handle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--border-color);
    transition: background 0.15s ease;
}

.resize-handle:hover::before,
.resize-handle.dragging::before {
    background: var(--accent-color);
    width: 4px;
}

.resize-handle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 40px;
    background: var(--text-tertiary);
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.resize-handle:hover::after {
    opacity: 1;
}

/* 1. Sidebar (Navigation) */
.sidebar {
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1rem 0.5rem;
    gap: 0.5rem;
    overflow: hidden;
    white-space: nowrap;
    transition: width 0.2s ease;
    width: var(--sidebar-width);
}

.sidebar.collapsed {
    width: 60px;
}

.sidebar.collapsed .nav-item span,
.sidebar.collapsed .nav-label {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 0.6rem;
}

.sidebar.collapsed .nav-item i {
    margin: 0;
}

.sidebar-header {
    padding: 0 0.5rem 1rem 0.5rem;
    display: flex;
    align-items: center;
}

.sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all 0.15s ease;
}

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

.toggle-icon {
    transition: transform 0.2s ease;
}

.sidebar.collapsed .toggle-icon {
    transform: rotate(90deg);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent-color), #a855f7);
    color: var(--accent-text);
    border-radius: 10px;
    font-size: 18px;
    font-weight: 800;
}

.nav-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.nav-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 0.75rem 0.5rem 0.75rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.15s ease;
}

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

.nav-item.active {
    background-color: rgba(var(--accent-rgb), 0.1);
    color: var(--accent-color);
    font-weight: 600;
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-style: normal;
    font-size: 1rem;
}

.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0.75rem 0;
}

.sidebar-footer {
    padding: 0.5rem 0.25rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

/* 2. Main Panel (Center) */
.main-panel {
    background-color: var(--bg-app);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.panel-header {
    height: 60px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    background: var(--bg-header);
}

.panel-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.panel-content {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

/* 3. Details Panel (Right) */
.details-panel {
    background-color: var(--bg-panel);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.details-header {
    height: 60px;
    border-bottom: 1px solid var(--border-color);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.details-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.details-content {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}

.details-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-tertiary);
    text-align: center;
    padding: 2rem;
}

.details-empty i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Cards */
.card {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: all 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-subtitle {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-top: 2px;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-badge.running {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.status-badge.pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.status-badge.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.status-badge.info {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-color);
}

.status-badge.warning {
    background: rgba(245, 158, 11, 0.15);
    color: #d97706;
}

.status-badge.propagating {
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.15), rgba(168, 85, 247, 0.15));
    color: #7c3aed;
}

.status-badge.propagating .status-dot {
    animation: pulse 1.5s ease-in-out infinite;
    background: linear-gradient(90deg, #6366f1, #a855f7);
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    border: none;
}

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

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

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

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

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

.btn-icon {
    padding: 0.5rem;
    background: transparent;
    color: var(--text-secondary);
}

.btn-icon:hover {
    background: var(--bg-item-hover);
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.35rem 0.65rem;
    font-size: 0.75rem;
    border-radius: 6px;
}

.btn-sm.btn-primary {
    background: var(--accent-color);
    color: var(--accent-text);
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.form-input {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--input-bg);
    color: var(--text-primary);
    transition: all 0.15s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--input-focus-border);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}

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

.data-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    background: var(--bg-sidebar);
    color: var(--text-secondary);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.data-table tr:hover td {
    background: var(--bg-item-hover);
}

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

/* Theme Toggle */
.theme-toggle {
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: background 0.15s ease;
}

.theme-toggle:hover {
    background: var(--bg-item-hover);
}

/* Stat Cards */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.stat-change {
    font-size: 0.8rem;
    color: var(--success-color);
    margin-top: 0.25rem;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-app);
    width: 100%;
    max-width: 480px;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.modal-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.modal-close {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-tertiary);
    background: none;
    border: none;
    padding: 0;
    line-height: 1;
}

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

.modal-body {
    padding: 1.5rem;
}

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

/* Empty States */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 4rem;
    opacity: 0.3;
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.2s ease-out;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

/* =============================================================================
   Login Overlay & Authentication
   ============================================================================= */

.login-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

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

.login-header h1 {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    margin: 0 0 0.5rem 0;
    letter-spacing: -0.02em;
}

.login-header p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.login-form {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
}

.login-form .form-label {
    color: rgba(255, 255, 255, 0.7);
}

.login-form .form-input {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: white;
}

.login-form .form-input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.login-form .form-input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.2);
}

.btn-login {
    width: 100%;
    padding: 0.9rem;
    font-size: 1rem;
    margin-top: 0.5rem;
}

.login-error {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.login-footer p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    margin: 0;
}

/* User Info in Header */
.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
}

.user-email {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
}

.user-role-badge {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.user-role-badge.role-super-admin {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #1a1f2c;
}

.user-role-badge.role-agentologist-admin {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

.top-header .btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.3rem 0.6rem;
    font-size: 0.7rem;
}

.top-header .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* =============================================================================
   2-Step Wizard
   ============================================================================= */

.step-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.step-indicator:hover {
    color: var(--text-secondary);
}

.step-indicator.active {
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent-color);
}

.step-indicator .step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg-item-hover);
    font-weight: 700;
    font-size: 0.75rem;
}

.step-indicator.active .step-number {
    background: var(--accent-color);
    color: white;
}

.step-indicator .step-label {
    font-weight: 500;
}

.wizard-step {
    animation: fadeIn 0.2s ease-out;
}

/* Package Options */
.package-option {
    display: block;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.15s ease;
    background: var(--bg-panel);
}

.package-option:hover {
    border-color: var(--text-tertiary);
}

.package-option.selected {
    border-color: var(--accent-color);
    background: rgba(var(--accent-rgb), 0.05);
}

/* =============================================================================
   Login Page - Additional Styles
   ============================================================================= */

/* Forgot Password Link */
.forgot-password-link {
    text-align: right;
    margin-bottom: 0.75rem;
    margin-top: -0.5rem;
}

.forgot-password-link a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.15s ease;
}

.forgot-password-link a:hover {
    color: var(--accent-color);
}

/* Login Divider */
.login-divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.15);
}

.login-divider span {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
    padding: 0 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Google Sign-In Button */
.btn-google {
    width: 100%;
    padding: 0.9rem;
    background: white;
    color: #333;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-google:hover {
    background: #f5f5f5;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-google:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-google svg {
    flex-shrink: 0;
}

/* Back to Login Link */
.back-to-login {
    text-align: center;
    margin-top: 1rem;
}

.back-to-login a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color 0.15s ease;
}

.back-to-login a:hover {
    color: white;
}

/* Login Success Message */
.login-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #6ee7b7;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Toggle Switch for Autopilot Settings */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: 0.2s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.2s;
    border-radius: 50%;
}

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

.toggle-switch input:checked+.toggle-slider:before {
    transform: translateX(20px);
}

/* Unread Badge for Messages */
.unread-badge {
    background: var(--danger-color);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 0.5rem;
}