html, body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
}

* { box-sizing: border-box; }

a { text-decoration: none; }

/* 用户建议页面样式 */
.suggest-form-container {
    padding: 20px;
    background: #fff;
    margin: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.form-section h3 {
    color: #333;
    margin-bottom: 20px;
    font-size: 18px;
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
}

.suggest-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: #555;
    margin-bottom: 5px;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.submit-btn {
    background: #ff6a00;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 10px;
}

.submit-btn:hover {
    background: #0056b3;
}

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

/* 记录查看样式 */
.record-container {
    padding: 20px;
    background: #fff;
    margin: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.record-section h3 {
    color: #333;
    margin-bottom: 20px;
    font-size: 18px;
    border-bottom: 2px solid #28a745;
    padding-bottom: 10px;
}

/* 记录列表样式 */
.record-list {
    margin-bottom: 20px;
}

.record-item {
    border: 1px solid #e9ecef;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.record-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.record-header {
    background: #f8f9fa;
    padding: 12px 15px;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.time {
    color: #999;
    font-size: 12px;
}

.record-content {
    padding: 15px;
}

.suggest-content,
.feedback-content {
    margin-bottom: 15px;
}

.suggest-content:last-child,
.feedback-content:last-child {
    margin-bottom: 0;
}

.suggest-content strong,
.feedback-content strong {
    color: #333;
    display: block;
    margin-bottom: 8px;
}

.suggest-content p,
.feedback-content p {
    color: #555;
    line-height: 1.6;
    margin: 0;
    word-break: break-word;
}

/* 反馈内容特殊样式 */
.feedback-content {
    background: #f8f9fa;
    border-left: 4px solid #28a745;
    padding: 12px;
    border-radius: 0 6px 6px 0;
    margin-top: 15px;
}

.feedback-content strong {
    color: #28a745;
    font-size: 14px;
}

.feedback-content p {
    color: #666;
    font-style: italic;
}

.no-data {
    text-align: center;
    color: #999;
    padding: 40px 20px;
    font-size: 16px;
}

/* PC端布局（>=767px） */
@media (min-width: 767px) {
    body {
        width: 80%;
        margin: 0 auto;
    }
}
/* 响应式设计 */
@media (max-width: 768px) {
    .suggest-form-container,
    .record-container {
        margin: 10px;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .form-group input,
    .form-group textarea {
        padding: 10px;
        font-size: 16px; /* 防止iOS缩放 */
    }
    
    .submit-btn {
        padding: 15px 20px;
        font-size: 16px;
    }
}