/* Document Ingestion Agent - Ultra Modern UI Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

:root {
    --primary-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --secondary-gradient: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    --success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --warning-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --danger-gradient: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow-light: 0 4px 16px 0 rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-heavy: 0 12px 32px rgba(0, 0, 0, 0.15);
    --text-primary: #0f172a;
    --text-secondary: #1e293b;
    --text-muted: #334155;
    --border-radius: 12px;
    --border-radius-small: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: #f8fafc;
    background-attachment: fixed;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Removed animated background overlay */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
    position: relative;
}

.header {
    text-align: center;
    color: white;
    position: relative;
    z-index: 10;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.header-top h1 {
    margin: 0;
}

.header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
    text-shadow: none;
}

/* Removed glow animation */

.header p {
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text-secondary);
    opacity: 1;
    text-shadow: none;
    max-width: 600px;
    margin: 0 auto 10px auto;
    line-height: 1.6;
}

.header-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-small);
    padding: 20px 30px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    min-width: 120px;
}

.stat-item:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-medium);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-shadow: none;
    margin-bottom: 5px;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: none;
}

.main-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

/* Special layout for main content - 2x2 grid */
#main-content {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto auto;
    max-width: 1400px;
    margin: 0 auto 50px auto;
}

/* Workflow sections span full width */
#main-content .workflow-section {
    grid-column: 1 / -1;
    grid-row: auto;
}

.card {
    background: var(--glass-bg);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    margin-bottom: 30px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--success-gradient);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    pointer-events: none;
    border-radius: var(--border-radius);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Full-width card */
.card.full-width {
    width: 100% !important;
    max-width: none !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    flex: 1 1 100%;
    grid-column: 1 / -1 !important;
}

.card h2 {
    color: var(--text-primary);
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-shadow: none;
    position: relative;
    z-index: 2;
}

.card h2 i {
    font-size: 1.5rem;
    background: var(--success-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 10px rgba(79, 172, 254, 0.5));
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

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

/* Checkbox styling */
.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0;
    gap: 8px;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: #3b82f6;
}

.checkbox-label .checkmark {
    display: none;
}

.checkbox-label .checkbox-text {
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn {
    background: var(--success-gradient);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: var(--border-radius-small);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    min-height: 52px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-medium);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-heavy);
    filter: brightness(1.1);
}

.btn:active {
    transform: translateY(-1px) scale(1.02);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--shadow-light);
    filter: grayscale(0.3);
}

.btn i {
    font-size: 1.1rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
}

.btn:active {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

.btn:disabled {
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e0 100%);
    color: #a0aec0;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn:disabled::before {
    display: none;
}

/* Button variants */
.btn-secondary {
    background: linear-gradient(135deg, #718096 0%, #4a5568 100%);
    box-shadow: 0 4px 20px rgba(113, 128, 150, 0.3);
}

.btn-secondary:hover {
    box-shadow: 0 12px 35px rgba(113, 128, 150, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #ed8936 0%, #dd6b20 100%);
    box-shadow: 0 4px 20px rgba(237, 137, 54, 0.3);
}

.btn-warning:hover {
    box-shadow: 0 12px 35px rgba(237, 137, 54, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #e53e3e 0%, #c53030 100%);
    box-shadow: 0 4px 20px rgba(229, 62, 62, 0.3);
}

.btn-danger:hover {
    box-shadow: 0 12px 35px rgba(229, 62, 62, 0.4);
}

input:disabled,
textarea:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: #f8f9fa;
    color: #6c757d;
}

.btn-secondary {
    background: linear-gradient(135deg, #a8a8a8 0%, #8a8a8a 100%);
}

.btn-danger {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
}

.btn-success {
    background: linear-gradient(135deg, #51cf66 0%, #40c057 100%);
}

.btn-warning {
    background: linear-gradient(135deg, #ffd43b 0%, #fab005 100%);
    color: #333;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.alert {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.result-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 20px;
    display: none;
    box-shadow: var(--shadow-light);
    position: relative;
    z-index: 2;
    max-height: 400px;
    overflow-y: auto;
}

.result-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--success-gradient);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.result-container pre {
    background: #2d3748;
    color: #e2e8f0;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.3;
    margin: 0;
    max-height: 350px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Progress Bar Styles */
.progress-container {
    margin-top: 20px;
    padding: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    backdrop-filter: blur(10px);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-weight: 500;
    color: var(--text-primary);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    border-radius: 4px;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progress-shimmer 2s infinite;
}

@keyframes progress-shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.stat-card h3 {
    color: #667eea;
    font-size: 2rem;
    margin-bottom: 5px;
}

/* Stat line styling */
.stat-line {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 8px;
    text-align: center;
}

/* System Status - make the second line (status value) larger */
.system-status-card .stat-line.stat-processed {
    font-size: 1.8rem;
    font-weight: 700;
}

.stat-total {
    color: #667eea; /* Blue */
}

.stat-processed {
    color: #10b981; /* Green */
}

.stat-pending {
    color: #ef4444; /* Red */
}

.stat-pending.zero-pending {
    color: #10b981; /* Green when pending is 0 */
}

.stat-card p {
    color: #6c757d;
    font-weight: 500;
}

/* Status-specific styling for stat cards */
.stat-card.status-ready {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-left: 4px solid #10b981;
}

.stat-card.status-ready .stat-line {
    color: #059669;
}

.stat-card.status-processing {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-left: 4px solid #3b82f6;
    animation: pulse 2s infinite;
}

.stat-card.status-processing .stat-line {
    color: #2563eb;
}

.stat-card.status-error {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border-left: 4px solid #ef4444;
}

.stat-card.status-error .stat-line {
    color: #dc2626;
}

.stat-card.status-idle {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-left: 4px solid #64748b;
}

.stat-card.status-idle .stat-line {
    color: #475569;
}

/* Compact stat card - removed as we now use standard stat-line structure */

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.workflow-section {
    grid-column: 1 / -1;
    margin-top: 30px;
}

.workflow-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.tabs {
    display: flex;
    border-bottom: 2px solid #e2e8f0;
    margin-bottom: 20px;
}

.tab {
    padding: 12px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: #6c757d;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.tab.active {
    color: #667eea;
    border-bottom-color: #667eea;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

#message {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10001;
    max-width: 400px;
}

/* Medium screens - keep 2x2 but adjust spacing */
@media (max-width: 1024px) and (min-width: 769px) {
    #main-content {
        max-width: 1200px;
        gap: 30px;
    }
}

/* Small screens - single column */
@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    #main-content {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        max-width: none;
        margin: 0 0 50px 0;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .workflow-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Pulse animation for buttons */
.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Success animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out;
}

/* Authentication Status */
.auth-status {
    margin-top: 20px;
    text-align: center;
}

.auth-indicator {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    margin-right: 10px;
}

.auth-indicator.authenticated {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.auth-indicator.not-authenticated {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5a67d8;
}

/* Result container scrollbar */
.result-container::-webkit-scrollbar {
    width: 6px;
}

.result-container::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.result-container::-webkit-scrollbar-thumb {
    background: rgba(102, 126, 234, 0.6);
    border-radius: 3px;
}

.result-container::-webkit-scrollbar-thumb:hover {
    background: rgba(102, 126, 234, 0.8);
}

/* Pre element scrollbar */
.result-container pre::-webkit-scrollbar {
    width: 6px;
}

.result-container pre::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.result-container pre::-webkit-scrollbar-thumb {
    background: rgba(102, 126, 234, 0.6);
    border-radius: 3px;
}

.result-container pre::-webkit-scrollbar-thumb:hover {
    background: rgba(102, 126, 234, 0.8);
}

/* Modal styles */
.modal {
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 60px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(4px);
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    margin: auto;
    padding: 0;
    border-radius: 16px;
    width: 90%;
    max-width: 650px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 8px 32px rgba(0, 0, 0, 0.1);
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.8);
}

.modal.show .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: 24px 28px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px 16px 0 0;
    color: white;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    margin: -1px -1px 0 -1px;
}

.modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    pointer-events: none;
}

.modal-header h2 {
    margin: 0;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}


.close {
    color: rgba(255, 255, 255, 0.8);
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.2s ease;
    position: relative;
    z-index: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close:hover,
.close:focus {
    color: white;
    background-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-body {
    padding: 28px;
    background: white;
    flex: 1;
    overflow-y: auto;
}

.modal-footer {
    padding: 20px 28px 24px;
    border-top: 1px solid #e9ecef;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: #f8f9fa;
    border-radius: 0 0 16px 16px;
    flex-shrink: 0;
}

.modal-footer .btn {
    margin: 0;
    padding: 12px 24px;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s ease;
    min-width: 120px;
}

/* Form styling improvements */
.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
    position: relative;
}

.form-group label::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.3s ease;
}

.form-group:focus-within label::after {
    width: 30px;
}

.form-group select,
.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.form-group select:focus,
.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-group small {
    display: block;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 12px;
    font-style: normal;
}

/* Multi-select styling */
.form-group select[multiple] {
    min-height: 120px;
    padding: 12px;
    border-radius: 10px;
    border: 2px solid #e2e8f0;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.form-group select[multiple]:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.form-group select[multiple] option {
    padding: 8px 12px;
    margin: 2px 0;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.form-group select[multiple] option:checked {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    font-weight: 500;
}

.form-group select[multiple] option:hover {
    background-color: #f7fafc;
}

/* Required field indicator */
.form-group label[for*="Mapping"]:not([for*="optional"])::before {
    content: '*';
    color: #e53e3e;
    margin-right: 4px;
    font-weight: bold;
}

.section-description {
    color: var(--text-secondary);
    font-style: normal;
    margin-bottom: 25px;
    font-size: 1rem;
    line-height: 1.6;
    text-shadow: none;
    position: relative;
    z-index: 2;
}

/* File Validation Styles */
.validation-summary {
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px;
    margin: 16px 0;
}

.validation-summary p {
    margin: 8px 0;
    font-size: 14px;
}

.text-success {
    color: #38a169;
    font-weight: 600;
}

.text-danger {
    color: #e53e3e;
    font-weight: 600;
}

.valid-files, .invalid-files {
    margin: 16px 0;
}

.file-item {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px;
    margin: 12px 0;
    transition: all 0.3s ease;
}

.file-item.valid {
    border-left: 4px solid #38a169;
    background: #f0fff4;
}

.file-item.invalid {
    border-left: 4px solid #e53e3e;
    background: #fff5f5;
}

.file-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.file-item div {
    margin: 4px 0;
    font-size: 14px;
}

.file-id {
    font-family: 'Courier New', monospace;
    background: #f7fafc;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 8px;
}

.file-name {
    font-weight: 600;
    color: #2d3748;
}

.file-type {
    color: #4a5568;
}

.file-size {
    color: #718096;
}

.file-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.file-link a:hover {
    text-decoration: underline;
}

.file-error {
    color: #e53e3e;
    font-weight: 600;
}

.file-error-type {
    color: #c53030;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.file-suggestion {
    color: #4a5568;
    font-style: italic;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #e2e8f0;
}

/* Vector Search Styles */
.search-summary {
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px;
    margin: 16px 0;
}

.search-summary p {
    margin: 8px 0;
    font-size: 14px;
}

.search-results {
    margin: 16px 0;
}

.search-result-item {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px;
    margin: 12px 0;
    transition: all 0.3s ease;
}

.search-result-item.qa-pair {
    border-left: 4px solid #38a169;
    background: #f0fff4;
}

.search-result-item.document {
    border-left: 4px solid #667eea;
    background: #f7fafc;
}

.search-result-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e2e8f0;
}

.result-number {
    font-weight: 600;
    color: #2d3748;
}

.similarity-score {
    background: #667eea;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.result-type {
    background: #e2e8f0;
    color: #4a5568;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.result-content-text {
    color: #4a5568;
    line-height: 1.6;
    margin-bottom: 12px;
}

.qa-details {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 12px;
    margin: 12px 0;
}

.qa-details .question {
    color: #2d3748;
    font-weight: 600;
    margin-bottom: 8px;
}

.qa-details .answer {
    color: #4a5568;
    line-height: 1.5;
}

.metadata {
    display: flex;
    gap: 12px;
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid #e2e8f0;
}

.metadata span {
    background: #f7fafc;
    color: #4a5568;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.no-results {
    text-align: center;
    color: #0f172a;
    font-style: italic;
    padding: 40px 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    border: 1px dashed rgba(255, 255, 255, 0.3);
    text-shadow: none;
}

/* Modern Success and Error Messages */
.success-message {
    background: var(--success-gradient);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 16px 20px;
    border-radius: var(--border-radius-small);
    margin-bottom: 20px;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    box-shadow: var(--shadow-light);
    backdrop-filter: blur(10px);
}

.error-message {
    background: var(--danger-gradient);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 16px 20px;
    border-radius: var(--border-radius-small);
    margin-bottom: 20px;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    box-shadow: var(--shadow-light);
    backdrop-filter: blur(10px);
}

/* Removed floating animations - keeping cards stationary */

/* Removed pulse animation - keeping buttons stable */

/* Q&A Management Styles */
.qa-controls {
    margin-bottom: 0;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.qa-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.qa-pairs-container {
    padding: 1px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-height: 200px;
}

/* Results Summary */
.qa-results-summary {
    margin: 10px 0 5px 0;
    padding: 4px 0;
    background: white;
    font-size: 14px;
}

.results-info {
    color: black;
}

.results-info i {
    display: none;
}

/* Document links in Q&A */
.qa-document a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
}

.qa-document a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* CRUD Toggle Checkbox */
.crud-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
}

.crud-checkbox {
    width: 18px;
    height: 18px;
    accent-color: #2563eb;
    cursor: pointer;
}

.crud-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s ease;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.crud-label:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: #2563eb;
}

.crud-checkbox:checked + .crud-label {
    background: rgba(37, 99, 235, 0.15);
    border-color: #2563eb;
    color: #1d4ed8;
}

/* Pagination Controls */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pagination-info {
    color: #000000;
    font-size: 14px;
    margin: 0 15px;
}

.pagination-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    min-width: 40px;
    justify-content: center;
}

.pagination-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.pagination-btn:disabled {
    background: #4a5568;
    cursor: not-allowed;
    opacity: 0.6;
}

.pagination-btn.active {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
}

.pagination-input {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #000000;
    padding: 6px 10px;
    border-radius: 4px;
    width: 60px;
    text-align: center;
    font-size: 14px;
}

.pagination-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.qa-pairs-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.qa-pair-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.qa-pair-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--success-gradient);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.qa-pair-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(102, 126, 234, 0.3);
}

.qa-question-line {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 2px;
    flex-direction: row-reverse;
}

.qa-id {
    color: var(--text-primary);
    line-height: 1.6;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    border: none;
    font-weight: normal;
    min-width: 50px;
    text-align: center;
    flex-shrink: 0;
}

.qa-meta {
    display: flex;
    gap: 15px;
    align-items: center;
}

.qa-meta span {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.qa-content {
    margin-bottom: 0;
}

.qa-question {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.5;
    padding: 10px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 6px;
    border-left: 3px solid #667eea;
    flex: 1;
    margin: 0;
    margin-bottom: 0;
}

.qa-answer {
    color: var(--text-secondary);
    line-height: 1.6;
    padding: 10px;
    background: rgba(16, 185, 129, 0.05);
    border-radius: 6px;
    border-left: 3px solid #10b981;
    width: 100%; /* Use full width of the container */
    margin: 0;
}

.qa-footer {
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.qa-dates {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-muted);
}

.qa-meta-dates {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.qa-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-start;
}

/* Removed actions dropdown */

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
    min-height: auto;
}

/* CRUD Interface Styles */
.crud-section {
    margin-bottom: 40px;
    padding: 25px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.crud-section h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 2px solid rgba(102, 126, 234, 0.2);
    padding-bottom: 10px;
}

.crud-section h3 i {
    color: #667eea;
    font-size: 1.2rem;
}

/* Removed duplicate form-row definition - using flex layout from above */

.qa-results {
    max-height: 600px;
    overflow-y: auto;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.qa-pairs-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.qa-pair-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.qa-pair-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--success-gradient);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.qa-pair-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(102, 126, 234, 0.3);
}

.qa-question-line {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 2px;
    flex-direction: row-reverse;
}

.qa-id {
    color: var(--text-primary);
    line-height: 1.6;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    border: none;
    font-weight: normal;
    min-width: 50px;
    text-align: center;
    flex-shrink: 0;
}

.qa-meta {
    display: flex;
    gap: 15px;
    align-items: center;
}

.qa-meta span {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.qa-content {
    margin-bottom: 0;
}

.qa-question {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.5;
    padding: 10px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 6px;
    border-left: 3px solid #667eea;
    flex: 1;
    margin: 0;
    margin-bottom: 0;
}

.qa-answer {
    color: var(--text-secondary);
    line-height: 1.6;
    padding: 10px;
    background: rgba(16, 185, 129, 0.05);
    border-radius: 6px;
    border-left: 3px solid #10b981;
    width: 100%; /* Use full width of the container */
    margin: 0;
}

.qa-footer {
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.qa-dates {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: var(--text-muted);
}

.qa-meta-dates {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.qa-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-start;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
    min-height: auto;
}

.stats-display {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.stats-display .stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stats-display .stat-item h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.stats-display .stat-item p {
    color: #667eea;
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
}

/* Responsive Design Enhancements */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2.5rem;
    }
    
    .main-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .card {
        padding: 25px;
    }
    
    .btn {
        padding: 14px 24px;
        font-size: 14px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .qa-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .qa-meta {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .qa-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .qa-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

/* Enhanced Prompt Badge */
.enhanced-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 8px;
    display: inline-block;
    vertical-align: middle;
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0;
}

.nav-tab {
    background: transparent;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius-small) var(--border-radius-small) 0 0;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.nav-tab:hover {
    background: rgba(59, 130, 246, 0.05);
    color: #3b82f6;
}

.nav-tab.active {
    background: #3b82f6;
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.nav-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #3b82f6;
}

/* QA Review Interface */
.documents-container {
    margin-top: 20px;
}

.document-card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

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

.document-card.processed {
    background: #f0fdf4;
    border-color: #10b981;
}

.document-card.processed .document-title {
    color: #059669;
}

.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
}

.status-badge.processed {
    background: #10b981;
    color: white;
}

.document-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.document-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.document-title a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
}

.document-title a:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

.document-meta {
    display: flex;
    gap: 16px;
    margin-top: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.document-stats {
    display: flex;
    gap: 20px;
    margin-top: 12px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 12px;
    background: #f8fafc;
    border-radius: var(--border-radius-small);
    min-width: 80px;
}

.stat-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-item.pending .stat-value {
    color: #f59e0b;
}

.stat-item.approved .stat-value {
    color: #10b981;
}

.stat-item.total .stat-value {
    color: #3b82f6;
}

.document-actions {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.btn-review {
    background: var(--success-gradient);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-review:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.btn-review:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* QA Pairs Review Modal */
.qa-review-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.qa-review-content {
    background: white;
    border-radius: var(--border-radius);
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-heavy);
}

.qa-review-header {
    padding: 24px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qa-review-header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.qa-review-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.btn-toggle-pending {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #3b82f6;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-toggle-pending:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.btn-toggle-pending.active {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.btn-toggle-pending.active:hover {
    background: #2563eb;
    border-color: #2563eb;
}

.btn-toggle-completed {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-toggle-completed:hover {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.5);
}

.btn-toggle-completed.active {
    background: #10b981;
    color: white;
    border-color: #10b981;
}

.btn-toggle-completed.active:hover {
    background: #059669;
    border-color: #059669;
}

/* QA Edit Modal */
.qa-edit-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.qa-edit-content {
    background: var(--glass-bg);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.qa-edit-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.qa-edit-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
}

.qa-edit-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 4px;
    border-radius: 4px;
    transition: var(--transition);
}

.qa-edit-close:hover {
    background: #f3f4f6;
    color: var(--text-primary);
}

.qa-edit-body {
    padding: 20px;
    flex: 1;
}

.qa-edit-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Edit button in QA review */
.btn-edit {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #3b82f6;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 4px;
}

.btn-edit:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.qa-review-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 4px;
    border-radius: 4px;
    transition: var(--transition);
}

.qa-review-close:hover {
    background: #f3f4f6;
    color: var(--text-primary);
}

.qa-review-body {
    padding: 24px;
    flex: 1;
    overflow-y: auto;
    max-height: calc(90vh - 140px); /* Subtract header and footer height */
}

.qa-pair-review {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 16px;
    transition: var(--transition);
}

.qa-pair-review.reviewed {
    background: #f0fdf4;
    border-color: #10b981;
}

.qa-pair-review.discarded {
    background: #fef2f2;
    border-color: #ef4444;
}

.qa-pair-review.approved {
    background: #f0fdf4;
    border-color: #10b981;
}

.qa-pair-review.selected-approve {
    background: #f0fdf4;
    border-color: #10b981;
    border-width: 2px;
}

.qa-pair-review.selected-discard {
    background: #fef2f2;
    border-color: #ef4444;
    border-width: 2px;
}

.qa-pair-header {
    margin-bottom: 16px;
}

.qa-selection {
    display: flex;
    gap: 12px;
    align-items: center;
}

.qa-radio {
    display: none;
}

.radio-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.approve-label {
    background: #f0fdf4;
    color: #065f46;
    border-color: #10b981;
}

.approve-label:hover {
    background: #dcfce7;
}

.qa-radio:checked + .approve-label {
    background: #10b981;
    color: white;
}

.discard-label {
    background: #fef2f2;
    color: #991b1b;
    border-color: #ef4444;
}

.discard-label:hover {
    background: #fee2e2;
}

.qa-radio:checked + .discard-label {
    background: #ef4444;
    color: white;
}

.qa-radio:disabled + .radio-label {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-save-qa {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-save-qa:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-save-qa:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
}

/* Ensure Save button is ALWAYS visible - CRITICAL */
.btn-save-qa {
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative !important;
    z-index: 9999 !important;
    pointer-events: auto !important;
}

/* Override any potential hiding */
.btn-save-qa:disabled {
    display: inline-flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Make Save button more prominent when enabled */
.btn-save-qa:not(:disabled) {
    background: #10b981 !important;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4) !important;
    animation: pulse-green 2s infinite !important;
}

@keyframes pulse-green {
    0% { box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4); }
    50% { box-shadow: 0 4px 20px rgba(16, 185, 129, 0.6); }
    100% { box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4); }
}

/* QA Review Actions Container */
.qa-review-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* Add Question Button (in review modal) */
.btn-add-qa {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: normal;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-add-qa:hover {
    background: #2563eb;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

/* Add Question Button (in document list) */
.btn-add-question {
    background: #10b981;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-add-question:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

/* Read-only QA pair styling */
.qa-pair-review.read-only {
    background: #f9fafb;
    border-color: #d1d5db;
}

.qa-pair-review.read-only .qa-question {
    color: #6b7280;
}

.qa-pair-review.read-only .qa-answer {
    color: #6b7280;
}

/* Status badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.approved {
    background: #f0fdf4;
    color: #065f46;
    border: 1px solid #10b981;
}

.status-badge.discarded {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

.qa-status {
    display: flex;
    justify-content: flex-start;
}

.qa-review-summary {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.btn-close-modal {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-close-modal:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}


.qa-question {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0;
    line-height: 1.5;
}

.qa-answer {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.6;
    background: white;
    padding: 12px;
    border-radius: var(--border-radius-small);
    border: 1px solid #e2e8f0;
}

.qa-pair-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.btn-approve {
    background: var(--success-gradient);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-approve:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.btn-discard {
    background: var(--danger-gradient);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-discard:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.btn-approve:disabled,
.btn-discard:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.qa-review-footer {
    padding: 24px;
    border-top: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    background: white;
    position: relative;
    z-index: 1000;
    min-height: 80px;
}

.qa-review-progress {
    font-size: 14px;
    color: var(--text-muted);
}

.btn-mark-processed {
    background: var(--success-gradient);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius-small);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-mark-processed:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.btn-mark-processed:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Responsive Design for QA Review */
@media (max-width: 768px) {
    .nav-tabs {
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .nav-tab {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .document-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .document-stats {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .document-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .qa-pair-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .qa-review-footer {
        flex-direction: column;
        gap: 16px;
        align-items: stretch;
    }
}

/* Settings Page Styles */
.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.settings-category {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-light);
}

.settings-category h3 {
    margin-bottom: 16px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.setting-item {
    display: grid;
    grid-template-columns: 1fr 2fr auto;
    gap: 16px;
    padding: 16px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    align-items: center;
}

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

.setting-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.setting-description {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.setting-hint.readonly {
    margin-top: 6px;
    font-size: 12px;
    color: #6b7280;
}

.setting-value {
    position: relative;
}

.setting-value .readonly-indicator {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: #6b7280;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.setting-value input {
    width: 100%;
    padding: 10px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius-small);
    font-family: inherit;
}

.setting-value input[type="password"] {
    font-family: monospace;
}

.setting-actions {
    display: flex;
    gap: 8px;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

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

.sheet-id-placeholder {
    padding: 12px 16px;
    background-color: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 6px;
    color: #92400e;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sheet-id-placeholder a {
    color: #92400e;
    text-decoration: underline;
    font-weight: 500;
}

.sheet-id-placeholder a:hover {
    color: #78350f;
    text-decoration: none;
}

.badge-readonly {
    background: #e5e7eb; /* light grey */
    color: #374151;      /* grey-700 */
}

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

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

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

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

.btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.btn-icon:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-primary);
}

.btn-icon.danger:hover {
    background: #fee2e2;
    color: #991b1b;
}

.alert {
    padding: 12px 16px;
    border-radius: var(--border-radius-small);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
}

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

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

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

/* Prompts Manager Styles */
.prompt-manager {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.prompt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.prompt-filters {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.filter-group label {
    font-weight: 600;
    color: #333;
}

.filter-group select,
.filter-group input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.prompt-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.prompt-card {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: box-shadow 0.3s ease;
}

.prompt-card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.prompt-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.prompt-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.prompt-category {
    background: #f0f0f0;
    color: #666;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.prompt-description {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
    line-height: 1.4;
}

.prompt-preview {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 12px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: #495057;
    max-height: 100px;
    overflow-y: auto;
    margin-bottom: 15px;
}

.prompt-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-info {
    background: #17a2b8;
    color: white;
}

.btn-info:hover {
    background: #138496;
}

.loading {
    display: none;
    text-align: center;
    padding: 20px;
}

.error {
    background: #f8d7da;
    color: #721c24;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
    display: none;
}

.success {
    background: #d4edda;
    color: #155724;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
    display: none;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-number {
    font-size: 24px;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 5px;
}

.stat-label {
    color: #666;
    font-size: 14px;
}

.modal.show {
    display: block !important;
}

.modal-title {
    font-size: 20px;
    font-weight: 600;
    margin: 0;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
    font-family: 'Courier New', monospace;
}

.form-group textarea.large {
    min-height: 200px;
}

.embedding-type {
    background: #e0e7ff;
    color: #4338ca;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.qa-metadata {
    display: flex;
    gap: 12px;
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid #e2e8f0;
}

.qa-metadata span {
    background: #f7fafc;
    color: #4a5568;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.form-text {
    display: block;
    margin-top: 6px;
    color: #6c757d;
    font-size: 12px;
}

.form-help {
    display: block;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 12px;
    font-style: normal;
}

/* Model validation styles */
#model.invalid-model {
    border-color: #dc3545 !important;
    background-color: #f8d7da !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25) !important;
}

#model-warning {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

#model-warning::before {
    content: "⚠️";
    font-size: 1rem;
}

/* Authentication Steps Styles */
.auth-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.auth-step {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.auth-step:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(102, 126, 234, 0.3);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--success-gradient);
    color: white;
    border-radius: 50%;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.step-content {
    flex: 1;
}

.step-content strong {
    display: block;
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.4;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
    line-height: 1.5;
}

/* Responsive design for auth steps */
@media (max-width: 768px) {
    .auth-steps {
        gap: 16px;
    }
    
    .auth-step {
        padding: 16px;
        gap: 12px;
    }
    
    .step-number {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .step-content strong {
        font-size: 15px;
    }
    
    .step-content p {
        font-size: 13px;
    }
}