/* ========== 表单组件 ========== */
.form-section {
    margin-bottom: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.form-section h3 {
    font-size: 16px;
    color: #2c3e50;
    margin-bottom: 15px;
    font-weight: 600;
}

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

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #34495e;
    font-size: 13px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-group input[type="color"] {
    height: 40px;
    cursor: pointer;
    padding: 2px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ========== 按钮 ========== */
.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
    transition: all 0.2s;
}

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

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #2980b9;
}

.btn-success {
    background: #2ecc71;
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #27ae60;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #7f8c8d;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #c0392b;
}

.button-group {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ========== 数据卡片 ========== */
.data-container h2 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.data-container .subtitle {
    color: #7f8c8d;
    margin-bottom: 30px;
    line-height: 1.6;
}

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

.data-card {
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.data-card h3 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
    opacity: 0.9;
}

.data-card .value {
    font-size: 32px;
    font-weight: bold;
}

.data-card:nth-child(2) {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.data-card:nth-child(3) {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.detail-section {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

.detail-section h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.detail-section p {
    color: #555;
    line-height: 1.8;
    margin: 8px 0;
}