/* 联系表单专用样式 */

.contact-form {
    background-color: #fff;
    padding: 35px 32px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    flex: 1;
    min-width: 400px;
    max-width: calc(50% - 15px);
    transition: all 0.3s ease;
    position: relative;
    border-top: 5px solid var(--primary-color);
    height: fit-content;
}

.contact-form h3 {
    font-size: 24px;
    margin-bottom: 25px;
    color: var(--primary-color);
    font-weight: 700;
    position: relative;
    padding-bottom: 12px;
}

.contact-form h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--secondary-color);
}

.contact-form .btn {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
    padding: 14px 28px;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 8px;
    border: none;
}

.contact-form .btn i {
    margin-left: 8px;
    transition: all 0.3s ease;
}

.contact-form .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(var(--primary-color-rgb), 0.25);
}

.contact-form .btn:hover i {
    transform: translateX(3px);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 15px;
    font-weight: 500;
    color: #333;
    line-height: 1.4;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    font-size: 15px;
    transition: all 0.3s ease;
    background-color: #fff;
    line-height: 1.5;
    margin-top: 2px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(var(--primary-color-rgb), 0.1);
    outline: none;
    background-color: #fafafa;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    padding: 5px 0;
    margin-bottom: 10px;
}

.form-checkbox input {
    width: auto;
    margin-right: 10px;
    margin-top: 4px;
    cursor: pointer;
}

.form-checkbox label {
    font-size: 14px;
    line-height: 1.5;
    cursor: pointer;
}

.form-group .required {
    color: #e74c3c;
    margin-left: 4px;
}

.form-checkbox a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: all 0.3s ease;
}

.form-checkbox a:hover {
    color: var(--secondary-color);
}

/* 错误消息样式 */
.error-message {
    color: #e74c3c;
    font-size: 13px;
    margin-top: 5px;
    display: none;
}

.form-group.invalid input,
.form-group.invalid textarea,
.form-group.invalid select {
    border-color: #e74c3c;
}

.form-response {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 6px;
    display: none;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.form-response.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-response.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* 联系信息样式 */
.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 18px;
    background-color: #fff;
    padding: 18px 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.info-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.info-icon {
    margin-right: 15px;
}

.info-icon i {
    font-size: 24px;
    color: var(--primary-color);
    background-color: rgba(var(--primary-color-rgb), 0.1);
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.info-item:hover .info-icon i {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.info-content h4 {
    margin-bottom: 8px;
    font-size: 18px;
    color: var(--primary-color);
    font-weight: 600;
}

.info-content p {
    color: #666;
    margin: 0;
    line-height: 1.5;
}

.info-content a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-content a:hover {
    color: var(--primary-color);
}

/* 响应式样式 */
@media (max-width: 992px) {
    .contact-content {
        flex-direction: column;
    }
    
    .contact-form {
        min-width: auto;
        max-width: 100%;
    }
    
    .contact-info {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .contact-form {
        padding: 25px;
    }
    
    .info-item {
        padding: 15px;
    }
    
    .info-icon i {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .contact-form h3, 
    .info-content h4 {
        font-size: 16px;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .info-icon i {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
}