/**
 * 前端样式
 */

.suggestion-box-container {
    max-width: 600px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.suggestion-box-header {
    background: linear-gradient(135deg, #1a5e96 0%, #1a5e96 100%);
    color: #ffffff;
    padding: 30px 25px;
    text-align: center;
}

.suggestion-box-header h3 {
    margin: 0 0 10px 0;
    font-size: 24px;
    font-weight: 600;
}

.suggestion-box-header p {
	color: #FFFFFF;
}
.suggestion-box-desc {
    margin: 0;
    opacity: 0.9;
    font-size: 14px;
}

.suggestion-box-form {
    padding: 30px 25px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.form-group label .required {
    color: #dc3545;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s, box-shadow 0.3s;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control::placeholder {
    color: #999;
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-text {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #666;
}

/* 验证码样式 */
.captcha-container {
    display: flex;
    gap: 10px;
    align-items: center;
}

.captcha-input {
    flex: 1;
}

.captcha-image {
    flex-shrink: 0;
}

.captcha-image img {
    width: 120px;
    height: 40px;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: opacity 0.3s;
	padding:0px !important;
}

.captcha-image img:hover {
    opacity: 0.8;
}

/* 提交按钮 */
.form-actions {
    margin-top: 25px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 30px;
    border: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #1c6080 0%, #165d8b 100%);
    color: #ffffff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-primary:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.btn-text,
.btn-loading {
    display: inline-block;
}

.btn-loading {
    display: none;
}

.btn.is-loading .btn-text {
    display: none;
}

.btn.is-loading .btn-loading {
    display: inline-block;
}

/* 提示消息 */
.alert {
    padding: 15px 20px;
    border-radius: 4px;
    margin: 20px 0;
    font-size: 14px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .suggestion-box-container {
        border-radius: 0;
    }
    
    .suggestion-box-form {
        padding: 20px 15px;
    }
    
    .captcha-container {
        flex-direction: column;
        align-items: stretch;
    }
}