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

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
}

.logo i {
    font-size: 48px;
}

.header h1 {
    font-size: 42px;
    font-weight: 700;
    margin: 0;
}

.tagline {
    font-size: 18px;
    opacity: 0.95;
    font-weight: 300;
}

/* User Info */
.user-info {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    align-items: center;
    gap: 16px;
    background: rgba(255, 255, 255, 0.1);
    padding: 12px 20px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.user-details {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
}

.user-details i {
    font-size: 24px;
}

.user-name {
    font-weight: 500;
}

.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}

/* Card Styles */
.card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-lg);
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-2px);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
}

.section-header i {
    font-size: 28px;
    color: var(--primary-color);
}

.section-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Upload Section */
.upload-area {
    border: 3px dashed var(--border-color);
    border-radius: 12px;
    padding: 48px 24px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    background: var(--bg-color);
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--primary-color);
    background: #eff6ff;
}

.upload-icon {
    font-size: 64px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.upload-text {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.upload-subtext {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.file-info {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 16px;
}

.selected-file {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: #f0fdf4;
    border: 2px solid var(--success-color);
    border-radius: 8px;
    margin: 20px 0;
}

.selected-file i {
    font-size: 24px;
    color: var(--success-color);
}

.selected-file span {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
}

.btn-remove {
    background: none;
    border: none;
    color: var(--danger-color);
    cursor: pointer;
    font-size: 20px;
    padding: 4px 8px;
    transition: transform 0.2s;
}

.btn-remove:hover {
    transform: scale(1.2);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: #1d4ed8;
}

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

.btn-success:hover:not(:disabled) {
    background: #059669;
}

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

.btn-secondary:hover:not(:disabled) {
    background: #475569;
}

.btn-large {
    width: 100%;
    padding: 16px 32px;
    font-size: 18px;
    margin-top: 20px;
}

/* Progress Section */
.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 16px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color));
    transition: width 0.3s;
    width: 0%;
}

.progress-text {
    text-align: center;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 24px;
}

.processing-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.stat {
    text-align: center;
    padding: 20px;
    background: var(--bg-color);
    border-radius: 8px;
}

.stat i {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat span {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Results Section */
.results-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.summary-card {
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.high-confidence {
    background: #f0fdf4;
    border: 2px solid var(--success-color);
}

.high-confidence::before {
    background: var(--success-color);
}

.medium-confidence {
    background: #fffbeb;
    border: 2px solid var(--warning-color);
}

.medium-confidence::before {
    background: var(--warning-color);
}

.low-confidence {
    background: #fef2f2;
    border: 2px solid var(--danger-color);
}

.low-confidence::before {
    background: var(--danger-color);
}

.summary-card i {
    font-size: 40px;
    margin-bottom: 12px;
}

.high-confidence i {
    color: var(--success-color);
}

.medium-confidence i {
    color: var(--warning-color);
}

.low-confidence i {
    color: var(--danger-color);
}

.summary-card h3 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
}

.summary-card p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

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

.badge.green {
    background: var(--success-color);
    color: white;
}

.badge.yellow {
    background: var(--warning-color);
    color: white;
}

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

.results-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

/* Table Styles */
.table-container {
    overflow-x: auto;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.results-table thead {
    background: var(--bg-color);
}

.results-table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.results-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

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

.priority-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.priority-critical {
    background: #fef2f2;
    color: var(--danger-color);
}

.priority-standard {
    background: #fffbeb;
    color: var(--warning-color);
}

.priority-routine {
    background: #f0fdf4;
    color: var(--success-color);
}

.confidence-score {
    font-weight: 700;
    font-size: 16px;
}

.confidence-high {
    color: var(--success-color);
}

.confidence-medium {
    color: var(--warning-color);
}

.confidence-low {
    color: var(--danger-color);
}

/* Info Section */
.info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 32px;
}

.info-card {
    background: white;
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
}

.info-card i {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.info-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.info-card p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    text-align: center;
    padding: 24px;
    color: white;
    margin-top: 40px;
}

.footer i {
    margin: 0 4px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeIn 0.5s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 32px;
    }

    .card {
        padding: 20px;
    }

    .results-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}