/**
 * BeautyBookkeeper AI - Main Stylesheet
 * A modern, professional design for barbers and beauticians
 */

/* CSS Variables */
:root {
    --bb-primary: #8B5CF6;
    --bb-primary-dark: #7C3AED;
    --bb-primary-light: #A78BFA;
    --bb-secondary: #EC4899;
    --bb-secondary-dark: #DB2777;
    --bb-success: #10B981;
    --bb-warning: #F59E0B;
    --bb-danger: #EF4444;
    --bb-dark: #1F2937;
    --bb-gray-900: #111827;
    --bb-gray-800: #1F2937;
    --bb-gray-700: #374151;
    --bb-gray-600: #4B5563;
    --bb-gray-500: #6B7280;
    --bb-gray-400: #9CA3AF;
    --bb-gray-300: #D1D5DB;
    --bb-gray-200: #E5E7EB;
    --bb-gray-100: #F3F4F6;
    --bb-gray-50: #F9FAFB;
    --bb-white: #FFFFFF;
    --bb-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --bb-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --bb-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --bb-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --bb-radius-sm: 0.375rem;
    --bb-radius: 0.5rem;
    --bb-radius-lg: 0.75rem;
    --bb-radius-xl: 1rem;
    --bb-transition: all 0.2s ease;
}

/* Reset & Base */
.bb-dashboard {
    display: flex;
    min-height: 600px;
    max-width: 1400px;
    margin: 0 auto;
    background: var(--bb-gray-50);
    border-radius: var(--bb-radius-xl);
    overflow: hidden;
    box-shadow: var(--bb-shadow-lg);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--bb-gray-800);
}

.bb-dashboard * {
    box-sizing: border-box;
}

/* Login Prompt */
.bb-login-prompt {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, var(--bb-primary) 0%, var(--bb-secondary) 100%);
    border-radius: var(--bb-radius-xl);
    color: var(--bb-white);
}

.bb-login-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.bb-login-prompt h3 {
    font-size: 24px;
    margin: 0 0 10px;
}

.bb-login-prompt p {
    margin: 0 0 20px;
    opacity: 0.9;
}

.bb-login-button {
    display: inline-block;
    padding: 12px 32px;
    background: var(--bb-white);
    color: var(--bb-primary);
    text-decoration: none;
    border-radius: var(--bb-radius);
    font-weight: 600;
    transition: var(--bb-transition);
}

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

/* Sidebar */
.bb-sidebar {
    width: 280px;
    background: var(--bb-gray-900);
    color: var(--bb-white);
    display: flex;
    flex-direction: column;
    transition: var(--bb-transition);
}

.bb-sidebar.collapsed {
    width: 60px;
}

.bb-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--bb-gray-700);
}

.bb-sidebar-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.bb-sidebar.collapsed .bb-sidebar-header h3 {
    display: none;
}

.bb-new-chat-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bb-primary);
    color: var(--bb-white);
    border-radius: var(--bb-radius);
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--bb-transition);
}

.bb-new-chat-btn:hover {
    background: var(--bb-primary-dark);
}

.bb-sessions-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
}

.bb-sidebar.collapsed .bb-sessions-list {
    display: none;
}

.bb-no-sessions {
    text-align: center;
    padding: 20px;
    color: var(--bb-gray-400);
    font-size: 13px;
}

.bb-session-item {
    position: relative;
    padding: 12px 15px;
    margin-bottom: 5px;
    background: var(--bb-gray-800);
    border-radius: var(--bb-radius);
    cursor: pointer;
    transition: var(--bb-transition);
}

.bb-session-item:hover {
    background: var(--bb-gray-700);
}

.bb-session-item.active {
    background: var(--bb-primary);
}

.bb-session-preview {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bb-session-meta {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--bb-gray-400);
}

.bb-session-delete {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    color: var(--bb-gray-400);
    cursor: pointer;
    opacity: 0;
    transition: var(--bb-transition);
    border-radius: 50%;
}

.bb-session-item:hover .bb-session-delete {
    opacity: 1;
}

.bb-session-delete:hover {
    background: var(--bb-danger);
    color: var(--bb-white);
}

.bb-sidebar-footer {
    padding: 15px;
    border-top: 1px solid var(--bb-gray-700);
}

.bb-toggle-sidebar {
    width: 100%;
    padding: 8px;
    border: none;
    background: var(--bb-gray-800);
    color: var(--bb-white);
    border-radius: var(--bb-radius);
    cursor: pointer;
    transition: var(--bb-transition);
}

.bb-toggle-sidebar:hover {
    background: var(--bb-gray-700);
}

/* Main Content */
.bb-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Header */
.bb-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    background: var(--bb-white);
    border-bottom: 1px solid var(--bb-gray-200);
}

.bb-header-title h1 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: var(--bb-gray-900);
}

.bb-subtitle {
    margin: 4px 0 0;
    font-size: 14px;
    color: var(--bb-gray-500);
}

.bb-quick-stats {
    display: flex;
    gap: 20px;
}

.bb-stat-card {
    display: flex;
    flex-direction: column;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--bb-primary) 0%, var(--bb-primary-dark) 100%);
    border-radius: var(--bb-radius);
    color: var(--bb-white);
}

.bb-stat-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.bb-stat-value {
    font-size: 20px;
    font-weight: 700;
}

/* Chart Section */
.bb-chart-section {
    padding: 20px 30px;
    background: var(--bb-white);
    margin: 20px 30px;
    border-radius: var(--bb-radius-lg);
    box-shadow: var(--bb-shadow);
}

.bb-chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.bb-chart-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--bb-gray-900);
}

.bb-select {
    padding: 8px 12px;
    border: 1px solid var(--bb-gray-300);
    border-radius: var(--bb-radius);
    background: var(--bb-white);
    font-size: 13px;
    color: var(--bb-gray-700);
    cursor: pointer;
}

.bb-chart-container {
    height: 250px;
    position: relative;
}

.bb-chart-description {
    margin-top: 15px;
    padding: 12px;
    background: var(--bb-gray-50);
    border-radius: var(--bb-radius);
    font-size: 13px;
    color: var(--bb-gray-600);
    font-style: italic;
}

/* Quick Actions */
.bb-quick-actions {
    padding: 0 30px 20px;
}

.bb-quick-actions h3 {
    margin: 0 0 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--bb-gray-700);
}

.bb-chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.bb-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bb-white);
    border: 1px solid var(--bb-gray-200);
    border-radius: 50px;
    font-size: 13px;
    color: var(--bb-gray-700);
    cursor: pointer;
    transition: var(--bb-transition);
}

.bb-chip:hover {
    border-color: var(--bb-primary);
    color: var(--bb-primary);
    box-shadow: var(--bb-shadow);
}

.bb-chip-icon {
    font-size: 16px;
}

/* Chat Section */
.bb-chat-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin: 0 30px 20px;
    background: var(--bb-white);
    border-radius: var(--bb-radius-lg);
    box-shadow: var(--bb-shadow);
    overflow: hidden;
}

.bb-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    max-height: 400px;
}

.bb-message {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease;
}

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

.bb-message-user {
    flex-direction: row-reverse;
}

.bb-message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bb-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.bb-message-user .bb-message-avatar {
    background: var(--bb-primary);
    color: var(--bb-white);
}

.bb-message-content {
    max-width: 70%;
    padding: 12px 16px;
    border-radius: var(--bb-radius-lg);
    background: var(--bb-gray-100);
}

.bb-message-user .bb-message-content {
    background: var(--bb-primary);
    color: var(--bb-white);
}

.bb-message-content p {
    margin: 0 0 8px;
}

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

.bb-message-content ul {
    margin: 8px 0 0;
    padding-left: 20px;
}

.bb-message-content li {
    margin-bottom: 4px;
}

/* Chat Input */
.bb-chat-input-container {
    padding: 15px 20px;
    border-top: 1px solid var(--bb-gray-200);
    background: var(--bb-gray-50);
}

.bb-chat-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.bb-input-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bb-white);
    border: 2px solid var(--bb-gray-200);
    border-radius: 50px;
    padding: 5px 5px 5px 15px;
    transition: var(--bb-transition);
}

.bb-input-wrapper:focus-within {
    border-color: var(--bb-primary);
}

.bb-upload-btn {
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: var(--bb-transition);
}

.bb-upload-btn:hover {
    background: var(--bb-gray-100);
}

.bb-hidden-input {
    display: none;
}

.bb-chat-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 14px;
    background: transparent;
}

.bb-send-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bb-primary);
    color: var(--bb-white);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--bb-transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.bb-send-btn:disabled {
    background: var(--bb-gray-300);
    cursor: not-allowed;
}

/* Upload Preview */
.bb-upload-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--bb-white);
    border-radius: var(--bb-radius);
    border: 1px solid var(--bb-gray-200);
}

.bb-upload-preview img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--bb-radius);
}

.bb-remove-upload {
    width: 24px;
    height: 24px;
    border: none;
    background: var(--bb-danger);
    color: var(--bb-white);
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
}

.bb-upload-filename {
    flex: 1;
    font-size: 13px;
    color: var(--bb-gray-600);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Modal */
.bb-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bb-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.bb-modal-content {
    position: relative;
    width: 90%;
    max-width: 500px;
    background: var(--bb-white);
    border-radius: var(--bb-radius-lg);
    box-shadow: var(--bb-shadow-lg);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.bb-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--bb-gray-200);
}

.bb-modal-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.bb-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bb-gray-100);
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    color: var(--bb-gray-500);
    transition: var(--bb-transition);
}

.bb-modal-close:hover {
    background: var(--bb-gray-200);
}

.bb-modal-form {
    padding: 20px;
}

.bb-form-group {
    margin-bottom: 15px;
}

.bb-form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 13px;
    font-weight: 500;
    color: var(--bb-gray-700);
}

.bb-form-group input,
.bb-form-group select,
.bb-form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--bb-gray-300);
    border-radius: var(--bb-radius);
    font-size: 14px;
    transition: var(--bb-transition);
}

.bb-form-group input:focus,
.bb-form-group select:focus,
.bb-form-group textarea:focus {
    outline: none;
    border-color: var(--bb-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.bb-form-row {
    display: flex;
    gap: 15px;
}

.bb-form-row .bb-form-group {
    flex: 1;
}

.bb-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

.bb-btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--bb-radius);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--bb-transition);
}

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

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

.bb-btn-secondary {
    background: var(--bb-gray-200);
    color: var(--bb-gray-700);
}

.bb-btn-secondary:hover {
    background: var(--bb-gray-300);
}

/* Loading Overlay */
.bb-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

.bb-loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--bb-gray-200);
    border-top-color: var(--bb-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.bb-loading-text {
    margin-top: 15px;
    font-size: 14px;
    color: var(--bb-gray-600);
}

/* Data Tables in Chat */
.bb-data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 10px 0;
    font-size: 13px;
}

.bb-data-table th,
.bb-data-table td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--bb-gray-200);
}

.bb-data-table th {
    background: var(--bb-gray-100);
    font-weight: 600;
}

.bb-data-table tr:hover {
    background: var(--bb-gray-50);
}

/* Radio Group for Transaction Type */
.bb-radio-group {
    display: flex;
    gap: 15px;
    margin-top: 5px;
}

.bb-radio-card {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background: var(--bb-white);
    border: 1px solid var(--bb-gray-300);
    border-radius: var(--bb-radius);
    cursor: pointer;
    transition: var(--bb-transition);
}

.bb-radio-card:hover {
    border-color: var(--bb-gray-400);
    background: var(--bb-gray-50);
}

/* Style for checked state - using :has if supported, else rely on input style */
.bb-radio-card:has(input:checked) {
    border-color: var(--bb-primary);
    background: rgba(139, 92, 246, 0.05);
}

.bb-radio-card input[type="radio"] {
    width: auto;
    margin: 0;
}

.bb-radio-label {
    font-size: 14px;
    color: var(--bb-gray-700);
}

.bb-radio-card input:checked + .bb-radio-label {
    color: var(--bb-primary);
    font-weight: 600;
}

/* Responsive */
@media (max-width: 1024px) {
    .bb-sidebar {
        width: 60px;
    }
    
    .bb-sidebar .bb-sidebar-header h3,
    .bb-sidebar .bb-sessions-list {
        display: none;
    }
    
    .bb-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .bb-quick-stats {
        width: 100%;
        justify-content: space-between;
    }
}

@media (max-width: 768px) {
    .bb-dashboard {
        flex-direction: column;
        min-height: auto;
    }
    
    .bb-sidebar {
        width: 100%;
        order: 2;
    }
    
    .bb-sidebar .bb-sidebar-header h3,
    .bb-sidebar .bb-sessions-list {
        display: block;
    }
    
    .bb-sessions-list {
        max-height: 200px;
    }
    
    .bb-main {
        order: 1;
    }
    
    .bb-chart-section,
    .bb-chat-section {
        margin: 10px 15px;
    }
    
    .bb-quick-actions {
        padding: 0 15px 15px;
    }
    
    .bb-header {
        padding: 15px;
    }
    
    .bb-quick-stats {
        flex-wrap: wrap;
    }
    
    .bb-stat-card {
        flex: 1;
        min-width: calc(50% - 10px);
    }
    
    .bb-message-content {
        max-width: 85%;
    }
    
    .bb-form-row {
        flex-direction: column;
        gap: 0;
    }
}