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

:root {
    --primary-color: #dc0018;
    --secondary-color: #0066b3;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-gray: #f8f9fa;
    --border-color: #dee2e6;
    --text-color: #212529;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #a00014 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

.tabs {
    display: flex;
    background: var(--light-gray);
    border-bottom: 2px solid var(--border-color);
}

.tab-button {
    flex: 1;
    padding: 15px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: #666;
    transition: all 0.3s;
}

.tab-button:hover {
    background: rgba(0,0,0,0.05);
}

.tab-button.active {
    background: white;
    color: var(--primary-color);
    border-bottom: 3px solid var(--primary-color);
}

.tab-content {
    display: none;
    padding: 30px;
}

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

.card {
    background: white;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.info {
    color: #666;
    margin-bottom: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.form-group small {
    display: block;
    margin-top: 5px;
    color: #999;
    font-size: 0.875rem;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: #a00014;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220,0,24,0.3);
}

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

.btn-secondary:hover {
    background: #005299;
}

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

.btn-success:hover {
    background: #218838;
}

.btn-link {
    background: none;
    color: var(--primary-color);
    text-decoration: underline;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.result {
    margin-top: 30px;
    padding: 20px;
    background: var(--light-gray);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.result h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.result-item {
    background: white;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.result-item label {
    display: block;
    font-size: 0.875rem;
    color: #666;
    margin-bottom: 5px;
}

.result-item value {
    display: block;
    font-weight: 500;
    color: var(--text-color);
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 500;
}

.status-validated {
    background: #d4edda;
    color: #155724;
}

.status-google-only {
    background: #fff3cd;
    color: #856404;
}

.status-low-confidence {
    background: #f8d7da;
    color: #721c24;
}

.status-failed {
    background: #f8d7da;
    color: #721c24;
}

.confidence-high {
    color: var(--success-color);
    font-weight: 600;
}

.confidence-medium {
    color: var(--warning-color);
    font-weight: 600;
}

.confidence-low {
    color: var(--danger-color);
    font-weight: 600;
}

.examples {
    background: #e7f3ff;
    border-left: 4px solid var(--secondary-color);
}

.example-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}

.upload-area:hover {
    border-color: var(--primary-color);
    background: var(--light-gray);
}

.upload-area.dragover {
    border-color: var(--primary-color);
    background: #fff5f5;
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.875rem;
    color: #666;
    margin-top: 5px;
}

.result-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: white;
}

.result-table th,
.result-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.result-table th {
    background: var(--light-gray);
    font-weight: 600;
    color: var(--text-color);
}

.result-table tr:hover {
    background: var(--light-gray);
}

.autocomplete-group {
    position: relative;
}

.autocomplete-wrapper {
    position: relative;
}

.autocomplete-suggestions {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: var(--shadow);
    max-height: 240px;
    overflow-y: auto;
    z-index: 50;
    display: none;
}

.autocomplete-suggestions.visible {
    display: block;
}

.autocomplete-item {
    padding: 12px 15px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.autocomplete-item:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.autocomplete-item span {
    font-size: 0.9rem;
    color: #555;
}

.autocomplete-item strong {
    font-weight: 600;
    color: var(--text-color);
}

.autocomplete-item:hover,
.autocomplete-item.active {
    background: rgba(220, 0, 24, 0.08);
}

.autocomplete-empty,
.autocomplete-error {
    padding: 12px 15px;
    font-size: 0.9rem;
    color: #666;
}

.autocomplete-error {
    color: var(--danger-color);
}

.pagination-controls {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.pagination-controls .btn {
    padding: 8px 16px;
}

.pagination-info {
    font-weight: 500;
    color: var(--text-color);
}

.no-results {
    margin-top: 15px;
    color: #666;
    font-style: italic;
}

.api-section {
    margin-bottom: 30px;
}

.api-section h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.endpoint {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 15px 0;
}

.method {
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.875rem;
}

.method.get {
    background: #d4edda;
    color: #155724;
}

.method.post {
    background: #cce5ff;
    color: #004085;
}

.code-block {
    display: block;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    overflow-x: auto;
    margin: 10px 0;
}

.swiss-details {
    border: 2px solid rgba(26, 35, 126, 0.2);
    border-radius: 12px;
    padding: 16px 20px;
    margin-top: 24px;
    background: rgba(26, 35, 126, 0.04);
}

.swiss-details legend {
    font-weight: 600;
    color: var(--primary-color);
    padding: 0 10px;
}

.swiss-core-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.swiss-core-grid strong {
    color: var(--primary-color);
}

.swiss-properties,
.swiss-geometry,
.swiss-identify-results {
    margin-top: 16px;
}

.swiss-properties summary,
.swiss-geometry summary,
.swiss-identify-results summary,
.identify-result summary {
    cursor: pointer;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
}

.swiss-properties-table,
.identify-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 12px;
}

.swiss-properties-table th,
.identify-table th {
    text-align: left;
    width: 40%;
    padding: 6px 10px;
    background: rgba(26, 35, 126, 0.08);
    border-bottom: 1px solid rgba(26, 35, 126, 0.15);
    font-weight: 600;
}

.swiss-properties-table td,
.identify-table td {
    padding: 6px 10px;
    border-bottom: 1px solid rgba(26, 35, 126, 0.1);
    font-family: var(--font-family);
    font-size: 0.95rem;
}

.identify-results-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 12px;
}

.identify-result {
    border: 1px solid rgba(26, 35, 126, 0.12);
    border-radius: 10px;
    padding: 12px 16px;
    background: rgba(26, 35, 126, 0.03);
}

.identify-meta,
.identify-meta-grid {
    margin: 10px 0;
    font-size: 0.9rem;
    color: var(--muted-color);
}

.identify-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px;
}

.identify-geometry pre,
.swiss-geometry pre {
    background: #0f172a;
    color: #cbd5f5;
    padding: 12px;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.8rem;
}

.identify-null {
    color: var(--muted-color);
    font-style: italic;
}

.identify-empty {
    color: var(--muted-color);
    font-style: italic;
    margin: 8px 0;
}

.info-card {
    background: #e7f3ff;
    border-left: 4px solid var(--secondary-color);
}

.info-card h4 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

footer {
    background: var(--light-gray);
    padding: 20px;
    text-align: center;
    color: #666;
    border-top: 1px solid var(--border-color);
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.small {
    font-size: 0.875rem;
    margin-top: 5px;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }

    .tabs {
        flex-direction: column;
    }

    .tab-content {
        padding: 20px;
    }

    .example-buttons {
        flex-direction: column;
    }

    .result-grid {
        grid-template-columns: 1fr;
    }
}