/* static/style.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    overflow: hidden;
}

.header {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 30px;
    text-align: center;
}

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

.header p {
    opacity: 0.9;
    font-size: 1.1em;
}

.upload-section {
    padding: 40px;
    text-align: center;
}

.upload-area {
    border: 3px dashed #3498db;
    border-radius: 10px;
    padding: 60px 40px;
    margin: 20px 0;
    background: #f8f9fa;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover {
    border-color: #2980b9;
    background: #e8f4fc;
}

.upload-area.dragover {
    border-color: #27ae60;
    background: #d5f4e6;
}

.upload-icon {
    font-size: 4em;
    color: #3498db;
    margin-bottom: 20px;
}

.file-input {
    display: none;
}

.upload-btn {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.1em;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 10px;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(52, 152, 219, 0.3);
}

.upload-btn:disabled {
    background: #bdc3c7;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.results-section {
    padding: 0 40px 40px;
}

.result-card {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 25px;
    margin: 15px 0;
    border-left: 5px solid #3498db;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.result-card h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3em;
}

.task-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

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

.bounding-box-data {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.topology-data {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.features-data {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.recommendations-data {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 15px;
}

.metrics-data {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

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

.key-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.key-info-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.category-section {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    border-left: 4px solid #3498db;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.category-section:nth-child(1) {
    border-left-color: #e74c3c;
}

.category-section:nth-child(2) {
    border-left-color: #27ae60;
}

.category-section:nth-child(3) {
    border-left-color: #f39c12;
}

.category-title {
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 15px;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(0,0,0,0.1);
}

.category-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.data-item {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s ease;
}

.data-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.data-label {
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 8px;
    font-size: 0.95em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.data-value {
    color: #34495e;
    font-family: 'Courier New', monospace;
    font-size: 1.1em;
    font-weight: 600;
}

.data-unit {
    color: #7f8c8d;
    font-size: 0.9em;
    margin-left: 4px;
}

.coordinate-item {
    background: linear-gradient(135deg, #e8f4fc, #d1edff);
    padding: 15px;
    border-radius: 6px;
}

.coordinate-label {
    font-weight: bold;
    color: #2980b9;
    margin-bottom: 5px;
}

.coordinate-value {
    font-family: 'Courier New', monospace;
    color: #2c3e50;
}

.status-badge {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: bold;
    display: inline-block;
}

.status-processing {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.status-completed {
    background: #d1edff;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

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

.loading {
    display: none;
    text-align: center;
    padding: 30px;
}

.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
    display: none;
    border-left: 5px solid #e74c3c;
}

.system-info {
    background: #2c3e50;
    color: white;
    padding: 20px;
    text-align: center;
    margin-top: 20px;
    border-radius: 0 0 15px 15px;
}

/* 特征和建议的特殊样式 */
.feature-item {
    background: linear-gradient(135deg, #e8f4fc, #d1edff);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #3498db;
}

.recommendation-item {
    background: linear-gradient(135deg, #fff3cd, #ffeaa7);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #f39c12;
}

.recommendation-high {
    border-left-color: #e74c3c;
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
}

.recommendation-medium {
    border-left-color: #f39c12;
    background: linear-gradient(135deg, #fff3cd, #ffeaa7);
}

.recommendation-low {
    border-left-color: #27ae60;
    background: linear-gradient(135deg, #d1edff, #bee5eb);
}

.feature-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.feature-type {
    font-weight: bold;
    color: #2c3e50;
    font-size: 1.1em;
}

.confidence-badge {
    background: #3498db;
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.9em;
}

.recommendation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.priority-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.9em;
    font-weight: bold;
}

.priority-high {
    background: #e74c3c;
    color: white;
}

.priority-medium {
    background: #f39c12;
    color: white;
}

.priority-low {
    background: #27ae60;
    color: white;
}

.recommendation-list {
    list-style: none;
    padding: 0;
    margin: 10px 0;
}

.recommendation-list li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.recommendation-list li:before {
    content: "💡";
    font-size: 1.1em;
}

.recommendation-list li:last-child {
    border-bottom: none;
}

.metric-item {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
}

.metric-value {
    font-size: 1.8em;
    font-weight: bold;
    color: #2c3e50;
    margin: 10px 0;
}

.metric-label {
    color: #7f8c8d;
    font-size: 0.9em;
}

.metric-good {
    color: #27ae60;
}

.metric-warning {
    color: #f39c12;
}

.metric-poor {
    color: #e74c3c;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        margin: 10px;
        border-radius: 10px;
    }

    .header {
        padding: 20px;
    }

    .header h1 {
        font-size: 2em;
    }

    .upload-section {
        padding: 20px;
    }

    .upload-area {
        padding: 30px 20px;
    }

    .results-section {
        padding: 0 20px 20px;
    }

    .geometry-data,
    .bounding-box-data,
    .topology-data,
    .features-data,
    .recommendations-data,
    .metrics-data,
    .analysis-info,
    .key-info-categories {
        grid-template-columns: 1fr;
    }
}