:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --hover-bg: #f1f5f9;
    --input-bg: #ffffff;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

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

.admin-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    box-shadow: var(--shadow-sm);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

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

.breadcrumb {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

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

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

.token-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--hover-bg);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.token-badge.active {
    background: #dcfce7;
    color: var(--success-color);
}

.badge-icon {
    font-size: 1rem;
}

.admin-main {
    flex: 1;
    padding: 2rem;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* Card */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.card h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.card-action {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: auto;
}

.card-action-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
}

.card-action-primary h2,
.card-action-primary p,
.card-action-primary .card-action {
    color: white;
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-icon {
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 6px;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

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

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

.btn-icon {
    padding: 0.5rem;
    background: transparent;
    font-size: 1.25rem;
}

.btn-icon:hover {
    background: var(--hover-bg);
}

/* Table */
.table-container {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

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

.data-table thead {
    background: var(--hover-bg);
}

.data-table th {
    text-align: left;
    padding: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

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

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

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

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

.data-table .loading,
.data-table .empty,
.data-table .error {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

.data-table .error {
    color: var(--error-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--shadow-lg);
}

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

.modal-header h2 {
    font-size: 1.25rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.modal-close:hover {
    background: var(--hover-bg);
}

.modal-body {
    padding: 1.5rem;
}

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

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.625rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9375rem;
    background: var(--input-bg);
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    font-family: inherit;
}

/* Toast */
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

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

.toast-icon {
    font-size: 1.5rem;
}

.toast-message {
    flex: 1;
}

.toast-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
}

/* Onboarding */
.onboarding-container {
    display: grid;
    grid-template-columns: 1fr 400px;
    height: 100vh;
}

.chat-pane {
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
}

.chat-header {
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
}

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

.chat-header p {
    color: var(--text-secondary);
}

.chat-feed {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    max-width: 70%;
    padding: 1rem;
    border-radius: 12px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.bot-message {
    align-self: flex-start;
    background: var(--hover-bg);
}

.user-message {
    align-self: flex-end;
    background: var(--primary-color);
    color: white;
}

.message-content p {
    margin-bottom: 0.5rem;
}

.message-content p:last-child {
    margin-bottom: 0;
}

.chat-input-container {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 0.75rem;
}

.chat-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
}

.chat-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.context-pane {
    background: var(--bg-color);
    border-left: 1px solid var(--border-color);
    overflow-y: auto;
}

.context-header {
    padding: 2rem;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
}

.context-header h2 {
    font-size: 1.25rem;
}

.wizard-steps {
    padding: 1.5rem;
}

.step {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 0.75rem;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.step.active {
    opacity: 1;
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
}

.step.completed {
    opacity: 0.8;
}

.step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--hover-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.step.active .step-icon {
    background: var(--primary-color);
    color: white;
}

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

.step-content h3 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.context-data {
    padding: 1.5rem;
}

.data-section {
    margin-bottom: 1.5rem;
    background: var(--card-bg);
    padding: 1rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.data-section h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.data-content {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.data-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.data-item:last-child {
    border-bottom: none;
}

/* Responsive */
@media (max-width: 1024px) {
    .onboarding-container {
        grid-template-columns: 1fr;
    }
    
    .context-pane {
        display: none;
    }
}

@media (max-width: 768px) {
    .admin-main {
        padding: 1rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
}